Tcl Source Code

Changes On Branch cplusplus
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Changes In Branch cplusplus Excluding Merge-Ins

This is equivalent to a diff from f5bc93143d to cfcbd55aba

2020-02-28
12:06
Implement TIP #557: C++ support for Tcl check-in: c4a27f443c user: jan.nijtmans tags: core-8-branch
2020-02-26
16:56
merge core-8-branch Leaf check-in: e92d3a4952 user: dkf tags: tip-558
14:05
Merge 8.6 check-in: 0346bb5441 user: jan.nijtmans tags: core-8-branch
10:58
Merge 8.7 Closed-Leaf check-in: cfcbd55aba user: jan.nijtmans tags: cplusplus
08:32
merge core-8-branch Leaf check-in: 7859c7efe0 user: dkf tags: tip-567
08:14
Merge 8.7 check-in: 4dc9a5cea0 user: jan.nijtmans tags: trunk
08:04
Merge 8.6 check-in: f5bc93143d user: jan.nijtmans tags: core-8-branch
07:58
Make tclWinDde.c compilable with C++ compiler. dde -> 1.4.3 Make tclWinReg.c compilable with C++ com... check-in: cc5c355ced user: jan.nijtmans tags: core-8-6-branch
2020-02-24
12:18
Merge 8.6 check-in: 1d3f5159be user: jan.nijtmans tags: core-8-branch
2020-02-13
22:06
Merge 8.7 check-in: c59e305ca6 user: jan.nijtmans tags: cplusplus

Changes to .travis.yml.

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    - name: "Linux/GCC/Debug"
      os: linux
      dist: bionic
      compiler: gcc
      env:
        - BUILD_DIR=unix
        - CFGOPT="--enable-symbols"








# Older versions of GCC...
    - name: "Linux/GCC 7/Shared"
      os: linux
      dist: bionic
      compiler: gcc-7
      addons:
        apt:
................................................................................
    - name: "Windows/GCC/Shared: NO_DEPRECATED"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="--enable-64bit CFLAGS=-DTCL_NO_DEPRECATED=1"
      before_install: *makepreinst









    - name: "Windows/GCC/Static"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="--enable-64bit --disable-shared"
      before_install: *makepreinst
................................................................................
    - name: "Windows/GCC-x86/Shared: NO_DEPRECATED"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="CFLAGS=-DTCL_NO_DEPRECATED=1"
      before_install: *makepreinst









    - name: "Windows/GCC-x86/Static"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="--disable-shared"
      before_install: *makepreinst






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    - name: "Linux/GCC/Debug"
      os: linux
      dist: bionic
      compiler: gcc
      env:
        - BUILD_DIR=unix
        - CFGOPT="--enable-symbols"
# C++ build.
    - name: "Linux/G++/Shared"
      os: linux
      dist: bionic
      compiler: g++
      env:
        - BUILD_DIR=unix
        - CFGOPT="CC=g++ CFLAGS=-Dregister=dont+use+register"
# Older versions of GCC...
    - name: "Linux/GCC 7/Shared"
      os: linux
      dist: bionic
      compiler: gcc-7
      addons:
        apt:
................................................................................
    - name: "Windows/GCC/Shared: NO_DEPRECATED"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="--enable-64bit CFLAGS=-DTCL_NO_DEPRECATED=1"
      before_install: *makepreinst
    - name: "Windows/G++/Shared"
      os: windows
      compiler: g++
      env:
        - BUILD_DIR=win
        - CFGOPT="CC=g++ --enable-64bit"
      before_install: *makepreinst
      script:
        - make all tcltest
    - name: "Windows/GCC/Static"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="--enable-64bit --disable-shared"
      before_install: *makepreinst
................................................................................
    - name: "Windows/GCC-x86/Shared: NO_DEPRECATED"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="CFLAGS=-DTCL_NO_DEPRECATED=1"
      before_install: *makepreinst
    - name: "Windows/G++-x86/Shared"
      os: windows
      compiler: g++
      env:
        - BUILD_DIR=win
        - CFGOPT="CC=g++"
      before_install: *makepreinst
      script:
        - make all tcltest
    - name: "Windows/GCC-x86/Static"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="--disable-shared"
      before_install: *makepreinst

Changes to compat/zlib/contrib/minizip/crypt.h.

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 * Return the next byte in the pseudo-random sequence
 */
static int decrypt_byte(unsigned long* pkeys, const z_crc_t* pcrc_32_tab)
{
    unsigned temp;  /* POTENTIAL BUG:  temp*(temp^1) may overflow in an
                     * unpredictable manner on 16-bit systems; not a problem
                     * with any known compiler so far, though */


    temp = ((unsigned)(*(pkeys+2)) & 0xffff) | 2;
    return (int)(((temp * (temp ^ 1)) >> 8) & 0xff);
}

/***********************************************************************
 * Update the encryption keys with the next byte of plain text






>







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 * Return the next byte in the pseudo-random sequence
 */
static int decrypt_byte(unsigned long* pkeys, const z_crc_t* pcrc_32_tab)
{
    unsigned temp;  /* POTENTIAL BUG:  temp*(temp^1) may overflow in an
                     * unpredictable manner on 16-bit systems; not a problem
                     * with any known compiler so far, though */
    (void)pcrc_32_tab;

    temp = ((unsigned)(*(pkeys+2)) & 0xffff) | 2;
    return (int)(((temp * (temp ^ 1)) >> 8) & 0xff);
}

/***********************************************************************
 * Update the encryption keys with the next byte of plain text

Changes to generic/tcl.h.

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 *
 * Note on converting between Tcl_WideInt and strings. This implementation (in
 * tclObj.c) depends on the function
 * sprintf(...,"%" TCL_LL_MODIFIER "d",...).
 */

#if !defined(TCL_WIDE_INT_TYPE)&&!defined(TCL_WIDE_INT_IS_LONG)
#   if defined(_WIN32)
#      define TCL_WIDE_INT_TYPE __int64
#      define TCL_LL_MODIFIER	"I64"
#      if defined(_WIN64)
#         define TCL_Z_MODIFIER	"I"
#      endif
#   elif defined(__GNUC__)
#      define TCL_Z_MODIFIER	"z"






|







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 *
 * Note on converting between Tcl_WideInt and strings. This implementation (in
 * tclObj.c) depends on the function
 * sprintf(...,"%" TCL_LL_MODIFIER "d",...).
 */

#if !defined(TCL_WIDE_INT_TYPE)&&!defined(TCL_WIDE_INT_IS_LONG)
#   if defined(_MSC_VER) || defined(_WIN32)
#      define TCL_WIDE_INT_TYPE __int64
#      define TCL_LL_MODIFIER	"I64"
#      if defined(_WIN64)
#         define TCL_Z_MODIFIER	"I"
#      endif
#   elif defined(__GNUC__)
#      define TCL_Z_MODIFIER	"z"

Changes to generic/tclAssembly.c.

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 *	include whatever the code does.
 *
 *-----------------------------------------------------------------------------
 */

int
Tcl_AssembleObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    /*
     * Boilerplate - make sure that there is an NRE trampoline on the C stack
     * because there needs to be one in place to execute bytecode.
     */

    return Tcl_NRCallObjProc(interp, TclNRAssembleObjCmd, dummy, objc, objv);
}

int
TclNRAssembleObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */






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 *	include whatever the code does.
 *
 *-----------------------------------------------------------------------------
 */

int
Tcl_AssembleObjCmd(
    ClientData clientData,		/* clientData */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    /*
     * Boilerplate - make sure that there is an NRE trampoline on the C stack
     * because there needs to be one in place to execute bytecode.
     */

    return Tcl_NRCallObjProc(interp, TclNRAssembleObjCmd, clientData, objc, objv);
}

int
TclNRAssembleObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */

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6653
6654
6655
6656
6657
....
7027
7028
7029
7030
7031
7032
7033
7034
7035
7036
7037
7038
7039
7040
7041
7042
7043

7044
7045
7046
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7049
7050
7051
7052
7053
7054
7055
7056
7057
7058
7059
7060
7061
7062
7063
7064
....
7070
7071
7072
7073
7074
7075
7076
7077
7078
7079
7080
7081


7082
7083
7084
7085
7086
7087
7088
....
7509
7510
7511
7512
7513
7514
7515
7516
7517
7518
7519
7520
7521
7522
7523
7524

7525
7526
7527
7528
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7530
7531
....
7549
7550
7551
7552
7553
7554
7555
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7557
7558
7559
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7561
7562
7563
7564

7565
7566
7567
7568
7569
7570
7571
....
7589
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7593
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7602
7603
7604
7605
7606
7607

7608
7609
7610
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7612
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7614
....
7695
7696
7697
7698
7699
7700
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7702
7703
7704
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7706
7707
7708
7709
7710

7711
7712
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7715
7716
7717
....
7863
7864
7865
7866
7867
7868
7869
7870
7871
7872
7873
7874
7875
7876
7877
7878

7879
7880
7881
7882
7883
7884
7885
....
7962
7963
7964
7965
7966
7967
7968
7969
7970
7971
7972
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7975

7976
7977
7978
7979
7980
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7982
....
7983
7984
7985
7986
7987
7988
7989
7990
7991
7992
7993
7994
7995
7996

7997
7998
7999
8000
8001
8002
8003
....
8010
8011
8012
8013
8014
8015
8016
8017
8018
8019
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8026
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8032
....
8066
8067
8068
8069
8070
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8073
8074
8075
8076
8077
8078
8079

8080
8081
8082
8083
8084
8085
8086
....
8087
8088
8089
8090
8091
8092
8093
8094
8095
8096
8097
8098
8099
8100
8101
8102
8103
8104

8105
8106
8107
8108
8109
8110
8111
....
8127
8128
8129
8130
8131
8132
8133
8134
8135
8136
8137
8138
8139

8140
8141
8142
8143
8144
8145
8146
8147
8148
8149
8150

8151
8152
8153
8154
8155
8156
8157
8158
8159
8160
8161
8162
8163
8164
8165
8166

8167
8168
8169
8170
8171
8172
8173
....
8242
8243
8244
8245
8246
8247
8248
8249
8250
8251
8252
8253
8254
8255
8256
8257

8258
8259
8260
8261
8262
8263
8264
....
8321
8322
8323
8324
8325
8326
8327
8328
8329
8330
8331
8332
8333
8334
8335

8336
8337
8338
8339
8340
8341
8342
....
8360
8361
8362
8363
8364
8365
8366
8367
8368
8369
8370
8371
8372
8373
8374
....
8510
8511
8512
8513
8514
8515
8516
8517
8518
8519
8520
8521
8522
8523
8524
8525

8526
8527
8528
8529
8530
8531
8532
....
8541
8542
8543
8544
8545
8546
8547
8548
8549
8550
8551
8552
8553
8554
8555
8556

8557
8558
8559
8560
8561
8562
8563
....
8571
8572
8573
8574
8575
8576
8577
8578
8579
8580
8581
8582
8583
8584
8585
8586

8587
8588
8589
8590
8591
8592
8593
....
8601
8602
8603
8604
8605
8606
8607
8608
8609
8610
8611
8612
8613
8614
8615
8616

8617
8618
8619
8620
8621
8622
8623
....
8631
8632
8633
8634
8635
8636
8637
8638
8639
8640
8641
8642
8643
8644
8645
8646

8647
8648
8649
8650
8651
8652
8653
....
8661
8662
8663
8664
8665
8666
8667
8668
8669
8670
8671
8672
8673
8674
8675
8676

8677
8678
8679
8680
8681
8682
8683
....
8702
8703
8704
8705
8706
8707
8708
8709
8710
8711
8712
8713
8714
8715
8716
8717
8718

8719
8720
8721
8722
8723
8724
8725
....
8816
8817
8818
8819
8820
8821
8822



8823
8824
8825
8826
8827
8828
8829
....
9195
9196
9197
9198
9199
9200
9201
9202
9203
9204
9205
9206
9207

9208
9209
9210
9211
9212
9213
9214
....
9265
9266
9267
9268
9269
9270
9271
9272
9273
9274
9275
9276
9277
9278
9279
....
9300
9301
9302
9303
9304
9305
9306
9307
9308
9309
9310


9311
9312
9313
9314
9315
9316
9317
....
9387
9388
9389
9390
9391
9392
9393
9394
9395
9396
9397
9398
9399
9400
9401

9402
9403
9404
9405
9406
9407
9408
....
9443
9444
9445
9446
9447
9448
9449

9450
9451
9452
9453
9454
9455
9456
9457
....
9468
9469
9470
9471
9472
9473
9474
9475
9476
9477
9478
9479
9480
9481
9482
....
9483
9484
9485
9486
9487
9488
9489
9490
9491
9492
9493
9494
9495
9496
9497
....
9529
9530
9531
9532
9533
9534
9535
9536
9537
9538
9539
9540
9541
9542
9543
....
9594
9595
9596
9597
9598
9599
9600
9601
9602
9603
9604

9605
9606
9607
9608
9609
9610
9611
....
9675
9676
9677
9678
9679
9680
9681
9682

9683
9684
9685
9686
9687
9688
9689
....
9697
9698
9699
9700
9701
9702
9703
9704
9705
9706
9707
9708
9709
9710

9711
9712
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9717
....
9728
9729
9730
9731
9732
9733
9734
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9736
9737
9738
9739
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9741
9742
....
9782
9783
9784
9785
9786
9787
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9790
9791
9792
9793
9794
9795
9796
9797
9798
9799
9800

9801
9802
9803
9804
9805
9806
9807
....
9832
9833
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9837
9838
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9840
9841
9842
9843
9844
9845
9846
9847

9848
9849
9850
9851
9852
9853
9854
....
9933
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9936
9937
9938
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9940
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9945

9946
9947
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....
9979
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9982
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9984
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9986
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9988
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9990
9991
9992
9993
9994
.....
10025
10026
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10031
10032
10033
10034
10035
10036
10037
10038

10039
10040
10041
10042
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10044
10045
.....
10075
10076
10077
10078
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10080
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10082
10083
10084
10085
10086
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10089
.....
10145
10146
10147
10148
10149
10150
10151

10152
10153
10154
10155
10156
10157
10158
.....
10175
10176
10177
10178
10179
10180
10181
10182
10183
10184
10185
10186
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10188
10189
.....
10197
10198
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10200
10201
10202
10203
10204
10205
10206
10207
10208
10209
10210
10211
.....
10267
10268
10269
10270
10271
10272
10273
10274
10275
10276
10277
10278
10279

10280
10281
10282
10283
10284
10285
10286
typedef struct {
    Tcl_Interp *interp;		/* Interp this struct belongs to. */
    Tcl_AsyncHandler async;	/* Async handler token for script
				 * cancellation. */
    char *result;		/* The script cancellation result or NULL for
				 * a default result. */
    int length;			/* Length of the above error message. */
    ClientData clientData;	/* Ignored */
    int flags;			/* Additional flags */
} CancelInfo;
static Tcl_HashTable cancelTable;
static int cancelTableInitialized = 0;	/* 0 means not yet initialized. */
TCL_DECLARE_MUTEX(cancelLock);

/*
................................................................................
 * Math functions. All are safe.
 */

typedef struct {
    const char *name;		/* Name of the function. The full name is
				 * "::tcl::mathfunc::<name>". */
    Tcl_ObjCmdProc *objCmdProc;	/* Function that evaluates the function */
    ClientData clientData;	/* Client data for the function */
} BuiltinFuncDef;
static const BuiltinFuncDef BuiltinFuncTable[] = {
    { "abs",	ExprAbsFunc,	NULL			},
    { "acos",	ExprUnaryFunc,	(ClientData) acos	},
    { "asin",	ExprUnaryFunc,	(ClientData) asin	},
    { "atan",	ExprUnaryFunc,	(ClientData) atan	},
    { "atan2",	ExprBinaryFunc,	(ClientData) atan2	},
    { "bool",	ExprBoolFunc,	NULL			},
    { "ceil",	ExprCeilFunc,	NULL			},
    { "cos",	ExprUnaryFunc,	(ClientData) cos	},
    { "cosh",	ExprUnaryFunc,	(ClientData) cosh	},
    { "double",	ExprDoubleFunc,	NULL			},
    { "entier",	ExprIntFunc,	NULL			},
    { "exp",	ExprUnaryFunc,	(ClientData) exp	},
    { "floor",	ExprFloorFunc,	NULL			},
    { "fmod",	ExprBinaryFunc,	(ClientData) fmod	},
    { "hypot",	ExprBinaryFunc,	(ClientData) hypot	},
    { "int",	ExprIntFunc,	NULL			},
    { "isfinite", ExprIsFiniteFunc, NULL        	},
    { "isinf",	ExprIsInfinityFunc, NULL        	},
    { "isnan",	ExprIsNaNFunc,	NULL            	},
    { "isnormal", ExprIsNormalFunc, NULL        	},
    { "isqrt",	ExprIsqrtFunc,	NULL			},
    { "issubnormal", ExprIsSubnormalFunc, NULL,         },
    { "isunordered", ExprIsUnorderedFunc, NULL,         },
    { "log",	ExprUnaryFunc,	(ClientData) log	},
    { "log10",	ExprUnaryFunc,	(ClientData) log10	},
    { "max",	ExprMaxFunc,	NULL			},
    { "min",	ExprMinFunc,	NULL			},
    { "pow",	ExprBinaryFunc,	(ClientData) pow	},
    { "rand",	ExprRandFunc,	NULL			},
    { "round",	ExprRoundFunc,	NULL			},
    { "sin",	ExprUnaryFunc,	(ClientData) sin	},
    { "sinh",	ExprUnaryFunc,	(ClientData) sinh	},
    { "sqrt",	ExprSqrtFunc,	NULL			},
    { "srand",	ExprSrandFunc,	NULL			},
    { "tan",	ExprUnaryFunc,	(ClientData) tan	},
    { "tanh",	ExprUnaryFunc,	(ClientData) tanh	},
    { "wide",	ExprWideFunc,	NULL			},
    { NULL, NULL, NULL }
};

/*
 * TIP#174's math operators. All are safe.
 */
................................................................................

    /*
     * Initialize support for namespaces and create the global namespace
     * (whose name is ""; an alias is "::"). This also initializes the Tcl
     * object type table and other object management code.
     */

    iPtr = ckalloc(sizeof(Interp));
    interp = (Tcl_Interp *) iPtr;

#ifdef TCL_NO_DEPRECATED
    iPtr->result = &tclEmptyString;
#else
    iPtr->result = iPtr->resultSpace;
#endif
................................................................................

    /*
     * TIP #280 - Initialize the arrays used to extend the ByteCode and Proc
     * structures.
     */

    iPtr->cmdFramePtr = NULL;
    iPtr->linePBodyPtr = ckalloc(sizeof(Tcl_HashTable));
    iPtr->lineBCPtr = ckalloc(sizeof(Tcl_HashTable));
    iPtr->lineLAPtr = ckalloc(sizeof(Tcl_HashTable));
    iPtr->lineLABCPtr = ckalloc(sizeof(Tcl_HashTable));
    Tcl_InitHashTable(iPtr->linePBodyPtr, TCL_ONE_WORD_KEYS);
    Tcl_InitHashTable(iPtr->lineBCPtr, TCL_ONE_WORD_KEYS);
    Tcl_InitHashTable(iPtr->lineLAPtr, TCL_ONE_WORD_KEYS);
    Tcl_InitHashTable(iPtr->lineLABCPtr, TCL_ONE_WORD_KEYS);
    iPtr->scriptCLLocPtr = NULL;

    iPtr->activeVarTracePtr = NULL;
................................................................................

    /*
     * Initialise the rootCallframe. It cannot be allocated on the stack, as
     * it has to be in place before TclCreateExecEnv tries to use a variable.
     */

    /* This is needed to satisfy GCC 3.3's strict aliasing rules */
    framePtr = ckalloc(sizeof(CallFrame));
    (void) Tcl_PushCallFrame(interp, (Tcl_CallFrame *) framePtr,
	    (Tcl_Namespace *) iPtr->globalNsPtr, /*isProcCallFrame*/ 0);
    framePtr->objc = 0;

    iPtr->framePtr = framePtr;
    iPtr->varFramePtr = framePtr;
    iPtr->rootFramePtr = framePtr;
................................................................................

    /*
     * TIP #285, Script cancellation support.
     */

    iPtr->asyncCancelMsg = Tcl_NewObj();

    cancelInfo = ckalloc(sizeof(CancelInfo));
    cancelInfo->interp = interp;

    iPtr->asyncCancel = Tcl_AsyncCreate(CancelEvalProc, cancelInfo);
    cancelInfo->async = iPtr->asyncCancel;
    cancelInfo->result = NULL;
    cancelInfo->length = 0;

................................................................................

    /*
     * Initialise the thread-specific data ekeko. Note that the thread's alloc
     * cache was already initialised by the call to alloc the interp struct.
     */

#if TCL_THREADS && defined(USE_THREAD_ALLOC)
    iPtr->allocCache = TclpGetAllocCache();
#else
    iPtr->allocCache = NULL;
#endif
    iPtr->pendingObjDataPtr = NULL;
    iPtr->asyncReadyPtr = TclGetAsyncReadyPtr();
    iPtr->deferredCallbacks = NULL;

................................................................................
		&& (cmdInfoPtr->nreProc == NULL)) {
	    Tcl_Panic("builtin command with NULL object command proc and a NULL compile proc");
	}

	hPtr = Tcl_CreateHashEntry(&iPtr->globalNsPtr->cmdTable,
		cmdInfoPtr->name, &isNew);
	if (isNew) {
	    cmdPtr = ckalloc(sizeof(Command));
	    cmdPtr->hPtr = hPtr;
	    cmdPtr->nsPtr = iPtr->globalNsPtr;
	    cmdPtr->refCount = 1;
	    cmdPtr->cmdEpoch = 0;
	    cmdPtr->compileProc = cmdInfoPtr->compileProc;
	    cmdPtr->proc = TclInvokeObjectCommand;
	    cmdPtr->clientData = cmdPtr;
................................................................................
    }
#define MATH_FUNC_PREFIX_LEN 17 /* == strlen("::tcl::mathfunc::") */
    memcpy(mathFuncName, "::tcl::mathfunc::", MATH_FUNC_PREFIX_LEN);
    for (builtinFuncPtr = BuiltinFuncTable; builtinFuncPtr->name != NULL;
	    builtinFuncPtr++) {
	strcpy(mathFuncName+MATH_FUNC_PREFIX_LEN, builtinFuncPtr->name);
	Tcl_CreateObjCommand(interp, mathFuncName,
		builtinFuncPtr->objCmdProc, builtinFuncPtr->clientData, NULL);
	Tcl_Export(interp, nsPtr, builtinFuncPtr->name, 0);
    }

    /*
     * Register the mathematical "operator" commands. [TIP #174]
     */

................................................................................
    if (nsPtr == NULL) {
	Tcl_Panic("can't create math operator namespace");
    }
    Tcl_Export(interp, nsPtr, "*", 1);
#define MATH_OP_PREFIX_LEN 15 /* == strlen("::tcl::mathop::") */
    memcpy(mathFuncName, "::tcl::mathop::", MATH_OP_PREFIX_LEN);
    for (opcmdInfoPtr=mathOpCmds ; opcmdInfoPtr->name!=NULL ; opcmdInfoPtr++){
	TclOpCmdClientData *occdPtr = ckalloc(sizeof(TclOpCmdClientData));

	occdPtr->op = opcmdInfoPtr->name;
	occdPtr->i.numArgs = opcmdInfoPtr->i.numArgs;
	occdPtr->expected = opcmdInfoPtr->expected;
	strcpy(mathFuncName + MATH_OP_PREFIX_LEN, opcmdInfoPtr->name);
	cmdPtr = (Command *) Tcl_CreateObjCommand(interp, mathFuncName,
		opcmdInfoPtr->objProc, occdPtr, DeleteOpCmdClientData);
................................................................................
    return interp;
}

static void
DeleteOpCmdClientData(
    ClientData clientData)
{
    TclOpCmdClientData *occdPtr = clientData;

    ckfree(occdPtr);
}
 
/*
 * ---------------------------------------------------------------------
 *
................................................................................
}

const char *
TclGetCommandTypeName(
    Tcl_Command command)
{
    Command *cmdPtr = (Command *) command;
    void *procPtr = cmdPtr->objProc;
    const char *name = "native";

    if (procPtr == NULL) {
        procPtr = cmdPtr->nreProc;
    }
    Tcl_MutexLock(&commandTypeLock);
    if (commandTypeInit) {
................................................................................
                    || Tcl_HideCommand(interp, "___tmp",
                            TclGetString(hideName)) != TCL_OK) {
                Tcl_Panic("problem making '%s %s' safe: %s",
                        unsafePtr->ensembleNsName, unsafePtr->commandName,
                        Tcl_GetString(Tcl_GetObjResult(interp)));
            }
            Tcl_CreateObjCommand(interp, TclGetString(cmdName),
                    BadEnsembleSubcommand, (ClientData) unsafePtr, NULL);
            TclDecrRefCount(cmdName);
            TclDecrRefCount(hideName);
        } else {
            /*
             * Hide an ensemble main command (for compatibility).
             */

................................................................................
static int
BadEnsembleSubcommand(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    const UnsafeEnsembleInfo *infoPtr = clientData;



    Tcl_SetObjResult(interp, Tcl_ObjPrintf(
            "not allowed to invoke subcommand %s of %s",
            infoPtr->commandName, infoPtr->ensembleNsName));
    Tcl_SetErrorCode(interp, "TCL", "SAFE", "SUBCOMMAND", NULL);
    return TCL_ERROR;
}
................................................................................
    Tcl_InterpDeleteProc *proc,	/* Function to call when interpreter is about
				 * to be deleted. */
    ClientData clientData)	/* One-word value to pass to proc. */
{
    Interp *iPtr = (Interp *) interp;
    static Tcl_ThreadDataKey assocDataCounterKey;
    int *assocDataCounterPtr =
	    Tcl_GetThreadData(&assocDataCounterKey, sizeof(int));
    int isNew;
    char buffer[32 + TCL_INTEGER_SPACE];
    AssocData *dPtr = ckalloc(sizeof(AssocData));
    Tcl_HashEntry *hPtr;

    sprintf(buffer, "Assoc Data Key #%d", *assocDataCounterPtr);
    (*assocDataCounterPtr)++;

    if (iPtr->assocData == NULL) {
	iPtr->assocData = ckalloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(iPtr->assocData, TCL_STRING_KEYS);
    }
    hPtr = Tcl_CreateHashEntry(iPtr->assocData, buffer, &isNew);
    dPtr->proc = proc;
    dPtr->clientData = clientData;
    Tcl_SetHashValue(hPtr, dPtr);
}
................................................................................

    hTablePtr = iPtr->assocData;
    if (hTablePtr == NULL) {
	return;
    }
    for (hPtr = Tcl_FirstHashEntry(hTablePtr, &hSearch); hPtr != NULL;
	    hPtr = Tcl_NextHashEntry(&hSearch)) {
	dPtr = Tcl_GetHashValue(hPtr);
	if ((dPtr->proc == proc) && (dPtr->clientData == clientData)) {
	    ckfree(dPtr);
	    Tcl_DeleteHashEntry(hPtr);
	    return;
	}
    }
}
................................................................................
{
    Interp *iPtr = (Interp *) interp;
    AssocData *dPtr;
    Tcl_HashEntry *hPtr;
    int isNew;

    if (iPtr->assocData == NULL) {
	iPtr->assocData = ckalloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(iPtr->assocData, TCL_STRING_KEYS);
    }
    hPtr = Tcl_CreateHashEntry(iPtr->assocData, name, &isNew);
    if (isNew == 0) {
	dPtr = Tcl_GetHashValue(hPtr);
    } else {
	dPtr = ckalloc(sizeof(AssocData));
    }
    dPtr->proc = proc;
    dPtr->clientData = clientData;

    Tcl_SetHashValue(hPtr, dPtr);
}
 
................................................................................
    if (iPtr->assocData == NULL) {
	return;
    }
    hPtr = Tcl_FindHashEntry(iPtr->assocData, name);
    if (hPtr == NULL) {
	return;
    }
    dPtr = Tcl_GetHashValue(hPtr);
    if (dPtr->proc != NULL) {
	dPtr->proc(dPtr->clientData, interp);
    }
    ckfree(dPtr);
    Tcl_DeleteHashEntry(hPtr);
}
 
................................................................................
    if (iPtr->assocData == NULL) {
	return NULL;
    }
    hPtr = Tcl_FindHashEntry(iPtr->assocData, name);
    if (hPtr == NULL) {
	return NULL;
    }
    dPtr = Tcl_GetHashValue(hPtr);
    if (procPtr != NULL) {
	*procPtr = dPtr->proc;
    }
    return dPtr->clientData;
}
 
/*
................................................................................
     * TIP #285, Script cancellation support. Delete this interp from the
     * global hash table of CancelInfo structs.
     */

    Tcl_MutexLock(&cancelLock);
    hPtr = Tcl_FindHashEntry(&cancelTable, (char *) iPtr);
    if (hPtr != NULL) {
	CancelInfo *cancelInfo = Tcl_GetHashValue(hPtr);

	if (cancelInfo != NULL) {
	    if (cancelInfo->result != NULL) {
		ckfree(cancelInfo->result);
	    }
	    ckfree(cancelInfo);
	}
................................................................................
	 * to create any new hidden or non-hidden commands.
	 * Tcl_DeleteCommandFromToken will remove the entry from the
	 * hiddenCmdTablePtr.
	 */

	hPtr = Tcl_FirstHashEntry(hTablePtr, &search);
	for (; hPtr != NULL; hPtr = Tcl_NextHashEntry(&search)) {
	    Tcl_DeleteCommandFromToken(interp, Tcl_GetHashValue(hPtr));
	}
	Tcl_DeleteHashTable(hTablePtr);
	ckfree(hTablePtr);
    }

    /*
     * Invoke deletion callbacks; note that a callback can create new
................................................................................
	AssocData *dPtr;

	hTablePtr = iPtr->assocData;
	iPtr->assocData = NULL;
	for (hPtr = Tcl_FirstHashEntry(hTablePtr, &search);
		hPtr != NULL;
		hPtr = Tcl_FirstHashEntry(hTablePtr, &search)) {
	    dPtr = Tcl_GetHashValue(hPtr);
	    Tcl_DeleteHashEntry(hPtr);
	    if (dPtr->proc != NULL) {
		dPtr->proc(dPtr->clientData, interp);
	    }
	    ckfree(dPtr);
	}
	Tcl_DeleteHashTable(hTablePtr);
................................................................................
     * TIP #280 - Release the arrays for ByteCode/Proc extension, and
     * contents.
     */

    for (hPtr = Tcl_FirstHashEntry(iPtr->linePBodyPtr, &search);
	    hPtr != NULL;
	    hPtr = Tcl_NextHashEntry(&search)) {
	CmdFrame *cfPtr = Tcl_GetHashValue(hPtr);
	Proc *procPtr = (Proc *) Tcl_GetHashKey(iPtr->linePBodyPtr, hPtr);

	procPtr->iPtr = NULL;
	if (cfPtr) {
	    if (cfPtr->type == TCL_LOCATION_SOURCE) {
		Tcl_DecrRefCount(cfPtr->data.eval.path);
	    }
................................................................................
    /*
     * See also tclCompile.c, TclCleanupByteCode
     */

    for (hPtr = Tcl_FirstHashEntry(iPtr->lineBCPtr, &search);
	    hPtr != NULL;
	    hPtr = Tcl_NextHashEntry(&search)) {
	ExtCmdLoc *eclPtr = Tcl_GetHashValue(hPtr);

	if (eclPtr->type == TCL_LOCATION_SOURCE) {
	    Tcl_DecrRefCount(eclPtr->path);
	}
	for (i=0; i< eclPtr->nuloc; i++) {
	    ckfree(eclPtr->loc[i].line);
	}
................................................................................

    /*
     * Initialize the hidden command table if necessary.
     */

    hiddenCmdTablePtr = iPtr->hiddenCmdTablePtr;
    if (hiddenCmdTablePtr == NULL) {
	hiddenCmdTablePtr = ckalloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(hiddenCmdTablePtr, TCL_STRING_KEYS);
	iPtr->hiddenCmdTablePtr = hiddenCmdTablePtr;
    }

    /*
     * It is an error to move an exposed command to a hidden command with
     * hiddenCmdToken if a hidden command with the name hiddenCmdToken already
................................................................................
    if (hPtr == NULL) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
                "unknown hidden command \"%s\"", hiddenCmdToken));
        Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "HIDDENTOKEN",
                hiddenCmdToken, NULL);
	return TCL_ERROR;
    }
    cmdPtr = Tcl_GetHashValue(hPtr);

    /*
     * Check that we have a true global namespace command (enforced by
     * Tcl_HideCommand but let's double check. (If it was not, we would not
     * really know how to handle it).
     */

................................................................................
	    break;
	}

	/*
         * An existing command conflicts. Try to delete it...
         */

	cmdPtr = Tcl_GetHashValue(hPtr);

	/*
	 * Be careful to preserve any existing import links so we can restore
	 * them down below. That way, you can redefine a command and its
	 * import status will remain intact.
	 */

................................................................................
	 * However, we do not need to recompute this just yet; next time we
	 * need the info will be soon enough.
	 */

	TclInvalidateNsCmdLookup(nsPtr);
	TclInvalidateNsPath(nsPtr);
    }
    cmdPtr = ckalloc(sizeof(Command));
    Tcl_SetHashValue(hPtr, cmdPtr);
    cmdPtr->hPtr = hPtr;
    cmdPtr->nsPtr = nsPtr;
    cmdPtr->refCount = 1;
    cmdPtr->cmdEpoch = 0;
    cmdPtr->compileProc = NULL;
    cmdPtr->objProc = TclInvokeStringCommand;
................................................................................
     * all of these references to point to the new command.
     */

    if (oldRefPtr != NULL) {
	cmdPtr->importRefPtr = oldRefPtr;
	while (oldRefPtr != NULL) {
	    Command *refCmdPtr = oldRefPtr->importedCmdPtr;
	    dataPtr = refCmdPtr->objClientData;
	    dataPtr->realCmdPtr = cmdPtr;
	    oldRefPtr = oldRefPtr->nextPtr;
	}
    }

    /*
     * We just created a command, so in its namespace and all of its parent
................................................................................
	    break;
	}

	/*
         * An existing command conflicts. Try to delete it...
         */

	cmdPtr = Tcl_GetHashValue(hPtr);

	/*
	 * [***] This is wrong.  See Tcl Bug a16752c252.
	 * However, this buggy behavior is kept under particular circumstances
	 * to accommodate deployed binaries of the "tclcompiler" program
	 * <http://sourceforge.net/projects/tclpro/> that crash if the bug is
	 * fixed.
................................................................................
	 * However, we do not need to recompute this just yet; next time we
	 * need the info will be soon enough.
	 */

	TclInvalidateNsCmdLookup(nsPtr);
	TclInvalidateNsPath(nsPtr);
    }
    cmdPtr = ckalloc(sizeof(Command));
    Tcl_SetHashValue(hPtr, cmdPtr);
    cmdPtr->hPtr = hPtr;
    cmdPtr->nsPtr = nsPtr;
    cmdPtr->refCount = 1;
    cmdPtr->cmdEpoch = 0;
    cmdPtr->compileProc = NULL;
    cmdPtr->objProc = proc;
................................................................................
     */

    if (oldRefPtr != NULL) {
	cmdPtr->importRefPtr = oldRefPtr;
	while (oldRefPtr != NULL) {
	    Command *refCmdPtr = oldRefPtr->importedCmdPtr;

	    dataPtr = refCmdPtr->objClientData;
	    dataPtr->realCmdPtr = cmdPtr;
	    oldRefPtr = oldRefPtr->nextPtr;
	}
    }

    /*
     * We just created a command, so in its namespace and all of its parent
................................................................................
int
TclInvokeStringCommand(
    ClientData clientData,	/* Points to command's Command structure. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Command *cmdPtr = clientData;
    int i, result;
    const char **argv =
	    TclStackAlloc(interp, (objc + 1) * sizeof(char *));

    for (i = 0; i < objc; i++) {
	argv[i] = TclGetString(objv[i]);
    }
    argv[objc] = 0;

................................................................................
int
TclInvokeObjectCommand(
    ClientData clientData,	/* Points to command's Command structure. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int argc,			/* Number of arguments. */
    const char **argv)	/* Argument strings. */
{
    Command *cmdPtr = clientData;
    Tcl_Obj *objPtr;
    int i, length, result;
    Tcl_Obj **objv =
	    TclStackAlloc(interp, (argc * sizeof(Tcl_Obj *)));

    for (i = 0; i < argc; i++) {
	length = strlen(argv[i]);
	TclNewStringObj(objPtr, argv[i], length);
	Tcl_IncrRefCount(objPtr);
	objv[i] = objPtr;
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

const char *
Tcl_GetCommandName(
    Tcl_Interp *interp,		/* Interpreter containing the command. */
    Tcl_Command command)	/* Token for command returned by a previous
				 * call to Tcl_CreateCommand. The command must
				 * not have been deleted. */
{
    Command *cmdPtr = (Command *) command;


    if ((cmdPtr == NULL) || (cmdPtr->hPtr == NULL)) {
	/*
	 * This should only happen if command was "created" after the
	 * interpreter began to be deleted, so there isn't really any command.
	 * Just return an empty string.
	 */

	return "";
    }

    return Tcl_GetHashKey(cmdPtr->hPtr->tablePtr, cmdPtr->hPtr);
}
 
/*
 *----------------------------------------------------------------------
 *
 * Tcl_GetCommandFullName --
 *
................................................................................
	if (cmdPtr->nsPtr != NULL) {
	    Tcl_AppendToObj(objPtr, cmdPtr->nsPtr->fullName, -1);
	    if (cmdPtr->nsPtr != iPtr->globalNsPtr) {
		Tcl_AppendToObj(objPtr, "::", 2);
	    }
	}
	if (cmdPtr->hPtr != NULL) {
	    name = Tcl_GetHashKey(cmdPtr->hPtr->tablePtr, cmdPtr->hPtr);
	    Tcl_AppendToObj(objPtr, name, -1);
	}
    }
}
 
/*
 *----------------------------------------------------------------------
................................................................................
 *
 *----------------------------------------------------------------------
 */

static int
CancelEvalProc(
    ClientData clientData,	/* Interp to cancel the script in progress. */
    Tcl_Interp *interp,		/* Ignored */
    int code)			/* Current return code from command. */
{
    CancelInfo *cancelInfo = clientData;
    Interp *iPtr;


    if (cancelInfo != NULL) {
	Tcl_MutexLock(&cancelLock);
	iPtr = (Interp *) cancelInfo->interp;

	if (iPtr != NULL) {
	    /*
................................................................................
				 * argument. */
    Tcl_MathProc *proc,		/* C function that implements the math
				 * function. */
    ClientData clientData)	/* Additional value to pass to the
				 * function. */
{
    Tcl_DString bigName;
    OldMathFuncData *data = ckalloc(sizeof(OldMathFuncData));

    data->proc = proc;
    data->numArgs = numArgs;
    data->argTypes = ckalloc(numArgs * sizeof(Tcl_ValueType));
    memcpy(data->argTypes, argTypes, numArgs * sizeof(Tcl_ValueType));
    data->clientData = clientData;

    Tcl_DStringInit(&bigName);
    TclDStringAppendLiteral(&bigName, "::tcl::mathfunc::");
    Tcl_DStringAppend(&bigName, name, -1);

................................................................................
    ClientData clientData,	/* Pointer to OldMathFuncData describing the
				 * function being called */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    Tcl_Obj *valuePtr;
    OldMathFuncData *dataPtr = clientData;
    Tcl_Value funcResult, *args;
    int result;
    int j, k;
    double d;

    /*
     * Check argument count.
................................................................................
	return TCL_ERROR;
    }

    /*
     * Convert arguments from Tcl_Obj's to Tcl_Value's.
     */

    args = ckalloc(dataPtr->numArgs * sizeof(Tcl_Value));
    for (j = 1, k = 0; j < objc; ++j, ++k) {
	/* TODO: Convert to TclGetNumberFromObj? */
	valuePtr = objv[j];
	result = Tcl_GetDoubleFromObj(NULL, valuePtr, &d);
#ifdef ACCEPT_NAN
	if (result != TCL_OK) {
	    const Tcl_ObjIntRep *irPtr
................................................................................
 *----------------------------------------------------------------------
 */

static void
OldMathFuncDeleteProc(
    ClientData clientData)
{
    OldMathFuncData *dataPtr = clientData;

    ckfree(dataPtr->argTypes);
    ckfree(dataPtr);
}
 
/*
 *----------------------------------------------------------------------
................................................................................

    /*
     * Retrieve function info for user defined functions; return dummy
     * information for builtins.
     */

    if (cmdPtr->objProc == &OldMathFuncProc) {
	OldMathFuncData *dataPtr = cmdPtr->clientData;

	*procPtr = dataPtr->proc;
	*numArgsPtr = dataPtr->numArgs;
	*argTypesPtr = dataPtr->argTypes;
	*clientDataPtr = dataPtr->clientData;
    } else {
	*procPtr = NULL;
................................................................................
    if (hPtr == NULL) {
	/*
	 * No CancelInfo record for this interpreter.
	 */

	goto done;
    }
    cancelInfo = Tcl_GetHashValue(hPtr);

    /*
     * Populate information needed by the interpreter thread to fulfill the
     * cancellation request. Currently, clientData is ignored. If the
     * TCL_CANCEL_UNWIND flags bit is set, the script in progress is not
     * allowed to catch the script cancellation because the evaluation stack
     * for the interp is completely unwound.
     */

    if (resultObjPtr != NULL) {
	result = TclGetStringFromObj(resultObjPtr, &cancelInfo->length);
	cancelInfo->result = ckrealloc(cancelInfo->result,cancelInfo->length);
	memcpy(cancelInfo->result, result, cancelInfo->length);
	TclDecrRefCount(resultObjPtr);	/* Discard their result object. */
    } else {
	cancelInfo->result = NULL;
	cancelInfo->length = 0;
    }
    cancelInfo->clientData = clientData;
................................................................................

static int
EvalObjvCore(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Command *cmdPtr = NULL, *preCmdPtr = data[0];
    int flags = PTR2INT(data[1]);
    int objc = PTR2INT(data[2]);
    Tcl_Obj **objv = data[3];
    Interp *iPtr = (Interp *) interp;
    Namespace *lookupNsPtr = NULL;
    int enterTracesDone = 0;


    /*
     * Push records for task to be done on return, in INVERSE order. First, if
     * needed, the exception handlers (as they should happen last).
     */

    if (!(flags & TCL_EVAL_NOERR)) {
................................................................................

static int
Dispatch(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_ObjCmdProc *objProc = data[0];
    ClientData clientData = data[1];
    int objc = PTR2INT(data[2]);
    Tcl_Obj **objv = data[3];
    Interp *iPtr = (Interp *) interp;


#ifdef USE_DTRACE
    if (TCL_DTRACE_CMD_ARGS_ENABLED()) {
	const char *a[10];
	int i = 0;

	while (i < 10) {
................................................................................

static int
TEOV_RestoreVarFrame(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ((Interp *) interp)->varFramePtr = data[0];
    return result;
}

static int
TEOV_Exception(
    ClientData data[],
    Tcl_Interp *interp,
................................................................................
    int result)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *listPtr;
    const char *cmdString;
    int cmdLen;
    int objc = PTR2INT(data[0]);
    Tcl_Obj **objv = data[1];

    if ((result == TCL_ERROR) && !(iPtr->flags & ERR_ALREADY_LOGGED)) {
	/*
	 * If there was an error, a command string will be needed for the
	 * error log: get it out of the itemPtr. The details depend on the
	 * type.
	 */
................................................................................
     * to hold both the handler prefix and all words of the command invokation
     * itself.
     */

    Tcl_ListObjGetElements(NULL, currNsPtr->unknownHandlerPtr,
	    &handlerObjc, &handlerObjv);
    newObjc = objc + handlerObjc;
    newObjv = TclStackAlloc(interp, sizeof(Tcl_Obj *) * newObjc);

    /*
     * Copy command prefix from unknown handler and add on the real command's
     * full argument list. Note that we only use memcpy() once because we have
     * to increment the reference count of all the handler arguments anyway.
     */

................................................................................
TEOV_NotFoundCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int objc = PTR2INT(data[0]);
    Tcl_Obj **objv = data[1];
    Namespace *savedNsPtr = data[2];

    int i;

    if (savedNsPtr) {
	iPtr->varFramePtr->nsPtr = savedNsPtr;
    }

................................................................................
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int traceCode = TCL_OK;
    int objc = PTR2INT(data[0]);
    Tcl_Obj *commandPtr = data[1];
    Command *cmdPtr = data[2];
    Tcl_Obj **objv = data[3];
    int length;
    const char *command = TclGetStringFromObj(commandPtr, &length);

    if (!(cmdPtr->flags & CMD_IS_DELETED)) {
	if (cmdPtr->flags & CMD_HAS_EXEC_TRACES) {
	    traceCode = TclCheckExecutionTraces(interp, command, length,
		    cmdPtr, result, TCL_TRACE_LEAVE_EXEC, objc, objv);
................................................................................
    int allowExceptions = (iPtr->evalFlags & TCL_ALLOW_EXCEPTIONS);
    int gotParse = 0;
    unsigned int i, objectsUsed = 0;
				/* These variables keep track of how much
				 * state has been allocated while evaluating
				 * the script, so that it can be freed
				 * properly if an error occurs. */
    Tcl_Parse *parsePtr = TclStackAlloc(interp, sizeof(Tcl_Parse));
    CmdFrame *eeFramePtr = TclStackAlloc(interp, sizeof(CmdFrame));
    Tcl_Obj **stackObjArray =
	    TclStackAlloc(interp, minObjs * sizeof(Tcl_Obj *));
    int *expandStack = TclStackAlloc(interp, minObjs * sizeof(int));
    int *linesStack = TclStackAlloc(interp, minObjs * sizeof(int));
				/* TIP #280 Structures for tracking of command
				 * locations. */
    int *clNext = NULL;		/* Pointer for the tracking of invisible
				 * continuation lines. Initialized only if the
				 * caller gave us a table of locations to
				 * track, via scriptCLLocPtr. It always refers
				 * to the table entry holding the location of
................................................................................
	    unsigned int numWords = parsePtr->numWords;

	    /*
	     * Generate an array of objects for the words of the command.
	     */

	    if (numWords > minObjs) {
		expand =    ckalloc(numWords * sizeof(int));
		objvSpace = ckalloc(numWords * sizeof(Tcl_Obj *));
		lineSpace = ckalloc(numWords * sizeof(int));
	    }
	    expandRequested = 0;
	    objv = objvSpace;
	    lines = lineSpace;

	    iPtr->cmdFramePtr = eeFramePtr->nextPtr;
	    for (objectsUsed = 0, tokenPtr = parsePtr->tokenPtr;
................................................................................
		Tcl_Obj **copy = objvSpace;
		int *lcopy = lineSpace;
		int wordIdx = numWords;
		int objIdx = objectsNeeded - 1;

		if ((numWords > minObjs) || (objectsNeeded > minObjs)) {
		    objv = objvSpace =
			    ckalloc(objectsNeeded * sizeof(Tcl_Obj *));
		    lines = lineSpace = ckalloc(objectsNeeded * sizeof(int));
		}

		objectsUsed = 0;
		while (wordIdx--) {
		    if (expand[wordIdx]) {
			int numElements;
			Tcl_Obj **elements, *temp = copy[wordIdx];
................................................................................
	hPtr = Tcl_CreateHashEntry(iPtr->lineLAPtr, objv[i], &isNew);
	if (isNew) {
	    /*
	     * The word is not on the stack yet, remember the current location
	     * and initialize references.
	     */

	    cfwPtr = ckalloc(sizeof(CFWord));
	    cfwPtr->framePtr = cfPtr;
	    cfwPtr->word = i;
	    cfwPtr->refCount = 1;
	    Tcl_SetHashValue(hPtr, cfwPtr);
	} else {
	    /*
	     * The word is already on the stack, its current location is not
	     * relevant. Just remember the reference to prevent early removal.
	     */

	    cfwPtr = Tcl_GetHashValue(hPtr);
	    cfwPtr->refCount++;
	}
    }
}
 
/*
 *----------------------------------------------------------------------
................................................................................
	CFWord *cfwPtr;
	Tcl_HashEntry *hPtr =
		Tcl_FindHashEntry(iPtr->lineLAPtr, (char *) objv[i]);

	if (!hPtr) {
	    continue;
	}
	cfwPtr = Tcl_GetHashValue(hPtr);

	if (cfwPtr->refCount-- > 1) {
	    continue;
	}

	ckfree(cfwPtr);
	Tcl_DeleteHashEntry(hPtr);
................................................................................
    Interp *iPtr = (Interp *) interp;
    Tcl_HashEntry *hePtr =
	    Tcl_FindHashEntry(iPtr->lineBCPtr, (char *) codePtr);

    if (!hePtr) {
	return;
    }
    eclPtr = Tcl_GetHashValue(hePtr);
    ePtr = &eclPtr->loc[cmd];

    /*
     * ePtr->nline is the number of words originally parsed.
     *
     * objc is the number of elements getting invoked.
     *
................................................................................
     *
     * Item (2) is why we can use objv to get the literals, and do not
     * have to save them at compile time.
     */

    for (word = 1; word < objc; word++) {
	if (ePtr->line[word] >= 0) {
	    int isnew;
	    Tcl_HashEntry *hPtr = Tcl_CreateHashEntry(iPtr->lineLABCPtr,
		objv[word], &isnew);
	    CFWordBC *cfwPtr = ckalloc(sizeof(CFWordBC));

	    cfwPtr->framePtr = cfPtr;
	    cfwPtr->obj = objv[word];
	    cfwPtr->pc = pc;
	    cfwPtr->word = word;
	    cfwPtr->nextPtr = lastPtr;
	    lastPtr = cfwPtr;

	    if (isnew) {
		/*
		 * The word is not on the stack yet, remember the current
		 * location and initialize references.
		 */

		cfwPtr->prevPtr = NULL;
	    } else {
................................................................................
		/*
		 * The object is already on the stack, however it may have
		 * a different location now (literal sharing may map
		 * multiple location to a single Tcl_Obj*. Save the old
		 * information in the new structure.
		 */

		cfwPtr->prevPtr = Tcl_GetHashValue(hPtr);
	    }

	    Tcl_SetHashValue(hPtr, cfwPtr);
	}
    } /* for */

    cfPtr->litarg = lastPtr;
................................................................................
    Interp *iPtr = (Interp *) interp;
    CFWordBC *cfwPtr = (CFWordBC *) cfPtr->litarg;

    while (cfwPtr) {
	CFWordBC *nextPtr = cfwPtr->nextPtr;
	Tcl_HashEntry *hPtr =
		Tcl_FindHashEntry(iPtr->lineLABCPtr, (char *) cfwPtr->obj);
	CFWordBC *xPtr = Tcl_GetHashValue(hPtr);

	if (xPtr != cfwPtr) {
	    Tcl_Panic("TclArgumentBC Enter/Release Mismatch");
	}

	if (cfwPtr->prevPtr) {
	    Tcl_SetHashValue(hPtr, cfwPtr->prevPtr);
................................................................................
    /*
     * First look for location information recorded in the argument
     * stack. That is nearest.
     */

    hPtr = Tcl_FindHashEntry(iPtr->lineLAPtr, (char *) obj);
    if (hPtr) {
	CFWord *cfwPtr = Tcl_GetHashValue(hPtr);

	*wordPtr = cfwPtr->word;
	*cfPtrPtr = cfwPtr->framePtr;
	return;
    }

    /*
     * Check if the Tcl_Obj has location information as a bytecode literal, in
     * that stack.
     */

    hPtr = Tcl_FindHashEntry(iPtr->lineLABCPtr, (char *) obj);
    if (hPtr) {
	CFWordBC *cfwPtr = Tcl_GetHashValue(hPtr);

	framePtr = cfwPtr->framePtr;
	framePtr->data.tebc.pc = (char *) (((ByteCode *)
		framePtr->data.tebc.codePtr)->codeStart + cfwPtr->pc);
	*cfPtrPtr = cfwPtr->framePtr;
	*wordPtr = cfwPtr->word;
	return;
................................................................................
	     * and TclInitCompileEnv), are special-cased to use the proper
	     * line number directly instead of accessing the 'line' array.
	     *
	     * Note that we use (word==INTMIN) to signal that no command frame
	     * should be pushed, as needed by alias and ensemble redirections.
	     */

	    eoFramePtr = TclStackAlloc(interp, sizeof(CmdFrame));
	    eoFramePtr->nline = 0;
	    eoFramePtr->line = NULL;

	    eoFramePtr->type = TCL_LOCATION_EVAL;
	    eoFramePtr->level = (iPtr->cmdFramePtr == NULL?
		    1 : iPtr->cmdFramePtr->level + 1);
	    eoFramePtr->framePtr = iPtr->framePtr;
................................................................................
static int
TEOEx_ByteCodeCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    CallFrame *savedVarFramePtr = data[0];
    Tcl_Obj *objPtr = data[1];
    int allowExceptions = PTR2INT(data[2]);

    if (iPtr->numLevels == 0) {
	if (result == TCL_RETURN) {
	    result = TclUpdateReturnInfo(iPtr);
	}
	if ((result != TCL_OK) && (result != TCL_ERROR) && !allowExceptions) {
................................................................................
static int
TEOEx_ListCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *listPtr = data[0];
    CmdFrame *eoFramePtr = data[1];
    Tcl_Obj *objPtr = data[2];

    /*
     * Remove the cmdFrame
     */

    if (eoFramePtr) {
	iPtr->cmdFramePtr = eoFramePtr->nextPtr;
................................................................................
	Tcl_Panic("TclObjInvoke: called without TCL_INVOKE_HIDDEN");
    }
    return Tcl_NRCallObjProc(interp, TclNRInvoke, NULL, objc, objv);
}

int
TclNRInvoke(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Interp *iPtr = (Interp *) interp;
    Tcl_HashTable *hTblPtr;	/* Table of hidden commands. */
    const char *cmdName;	/* Name of the command from objv[0]. */
    Tcl_HashEntry *hPtr = NULL;
    Command *cmdPtr;


    cmdName = TclGetString(objv[0]);
    hTblPtr = iPtr->hiddenCmdTablePtr;
    if (hTblPtr != NULL) {
	hPtr = Tcl_FindHashEntry(hTblPtr, cmdName);
    }
    if (hPtr == NULL) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
                "invalid hidden command name \"%s\"", cmdName));
        Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "HIDDENTOKEN", cmdName,
                NULL);
	return TCL_ERROR;
    }
    cmdPtr = Tcl_GetHashValue(hPtr);

    /*
     * Avoid the exception-handling brain damage when numLevels == 0
     */

    iPtr->numLevels++;
    Tcl_NRAddCallback(interp, NRPostInvoke, NULL, NULL, NULL, NULL);
................................................................................
     */

    return TclNREvalObjv(interp, objc, objv, TCL_EVAL_NORESOLVE, cmdPtr);
}

static int
NRPostInvoke(
    ClientData clientData[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *)interp;


    iPtr->numLevels--;
    return result;
}
 
/*
 *---------------------------------------------------------------------------
 *
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
ExprCeilFunc(
    ClientData clientData,	/* Ignored */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    int code;
    double d;
    mp_int big;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    code = Tcl_GetDoubleFromObj(interp, objv[1], &d);
#ifdef ACCEPT_NAN
................................................................................
	Tcl_SetObjResult(interp, Tcl_NewDoubleObj(ceil(d)));
    }
    return TCL_OK;
}

static int
ExprFloorFunc(
    ClientData clientData,	/* Ignored */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    int code;
    double d;
    mp_int big;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    code = Tcl_GetDoubleFromObj(interp, objv[1], &d);
#ifdef ACCEPT_NAN
................................................................................
	Tcl_SetObjResult(interp, Tcl_NewDoubleObj(floor(d)));
    }
    return TCL_OK;
}

static int
ExprIsqrtFunc(
    ClientData clientData,	/* Ignored */
    Tcl_Interp *interp,		/* The interpreter in which to execute. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    ClientData ptr;
    int type;
    double d;
    Tcl_WideInt w;
    mp_int big;
    int exact = 0;		/* Flag ==1 if the argument can be represented
				 * in a double as an exact integer. */


    /*
     * Check syntax.
     */

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
................................................................................
    Tcl_SetErrorCode(interp, "ARITH", "DOMAIN",
	    "domain error: argument not in valid range", NULL);
    return TCL_ERROR;
}

static int
ExprSqrtFunc(
    ClientData clientData,	/* Ignored */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    int code;
    double d;
    mp_int big;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    code = Tcl_GetDoubleFromObj(interp, objv[1], &d);
#ifdef ACCEPT_NAN
................................................................................
    }
    errno = 0;
    return CheckDoubleResult(interp, func(d1, d2));
}

static int
ExprAbsFunc(
    ClientData clientData,	/* Ignored. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Parameter vector. */
{
    ClientData ptr;
    int type;
    mp_int big;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
#endif
    }
    return TCL_OK;
}

static int
ExprBoolFunc(
    ClientData clientData,	/* Ignored. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    int value;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    if (Tcl_GetBooleanFromObj(interp, objv[1], &value) != TCL_OK) {
	return TCL_ERROR;
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(value));
    return TCL_OK;
}

static int
ExprDoubleFunc(
    ClientData clientData,	/* Ignored. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    double dResult;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    if (Tcl_GetDoubleFromObj(interp, objv[1], &dResult) != TCL_OK) {
#ifdef ACCEPT_NAN
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewDoubleObj(dResult));
    return TCL_OK;
}

static int
ExprIntFunc(
    ClientData clientData,	/* Ignored. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    double d;
    int type;
    ClientData ptr;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
	return TCL_ERROR;
................................................................................

    Tcl_GetDoubleFromObj(interp, objv[1], &d);
    return TCL_ERROR;
}

static int
ExprWideFunc(
    ClientData clientData,	/* Ignored. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    Tcl_WideInt wResult;


    if (ExprIntFunc(NULL, interp, objc, objv) != TCL_OK) {
	return TCL_ERROR;
    }
    TclGetWideBitsFromObj(NULL, Tcl_GetObjResult(interp), &wResult);
    Tcl_SetObjResult(interp, Tcl_NewWideIntObj(wResult));
    return TCL_OK;
................................................................................
}

/*
 * Common implmentation of max() and min().
 */
static int
ExprMaxMinFunc(
    ClientData clientData,	/* Ignored. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv,	/* Actual parameter vector. */
    int op)			/* Comparison direction */
{
    Tcl_Obj *res;
    double d;
    int type, i;
    ClientData ptr;


    if (objc < 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    res = objv[1];
    for (i = 1; i < objc; i++) {
................................................................................

    Tcl_SetObjResult(interp, res);
    return TCL_OK;
}

static int
ExprMaxFunc(
    ClientData clientData,	/* Ignored. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{

    return ExprMaxMinFunc(clientData, interp, objc, objv, MP_GT);
}

static int
ExprMinFunc(
    ClientData clientData,	/* Ignored. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{

    return ExprMaxMinFunc(clientData, interp, objc, objv, MP_LT);
}

static int
ExprRandFunc(
    ClientData clientData,	/* Ignored. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    Interp *iPtr = (Interp *) interp;
    double dResult;
    long tmp;			/* Algorithm assumes at least 32 bits. Only
				 * long guarantees that. See below. */
    Tcl_Obj *oResult;


    if (objc != 1) {
	MathFuncWrongNumArgs(interp, 1, objc, objv);
	return TCL_ERROR;
    }

    if (!(iPtr->flags & RAND_SEED_INITIALIZED)) {
................................................................................
    TclNewDoubleObj(oResult, dResult);
    Tcl_SetObjResult(interp, oResult);
    return TCL_OK;
}

static int
ExprRoundFunc(
    ClientData clientData,	/* Ignored. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Parameter vector. */
{
    double d;
    ClientData ptr;
    int type;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................

    Tcl_GetDoubleFromObj(interp, objv[1], &d);
    return TCL_ERROR;
}

static int
ExprSrandFunc(
    ClientData clientData,	/* Ignored. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Parameter vector. */
{
    Interp *iPtr = (Interp *) interp;
    Tcl_WideInt w = 0;			/* Initialized to avoid compiler warning. */


    /*
     * Convert argument and use it to reset the seed.
     */

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
................................................................................

    /*
     * To avoid duplicating the random number generation code we simply clean
     * up our state and call the real random number function. That function
     * will always succeed.
     */

    return ExprRandFunc(clientData, interp, 1, objv);
}
 
/*
 *----------------------------------------------------------------------
 *
 * Double Classification Functions --
 *
................................................................................
#error "unknown or unexpected TCL_FPCLASSIFY_MODE"
#endif /* TCL_FPCLASSIFY_MODE */
#endif /* !fpclassify */
}

static int
ExprIsFiniteFunc(
    ClientData ignored,
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsInfinityFunc(
    ClientData ignored,
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsNaNFunc(
    ClientData ignored,
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 1;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsNormalFunc(
    ClientData ignored,
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsSubnormalFunc(
    ClientData ignored,
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;


    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsUnorderedFunc(
    ClientData ignored,
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;


    if (objc != 3) {
	MathFuncWrongNumArgs(interp, 3, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................

    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
FloatClassifyObjCmd(
    ClientData ignored,
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    Tcl_Obj *objPtr;
    ClientData ptr;
    int type;


    if (objc != 2) {
        Tcl_WrongNumArgs(interp, 1, objv, "floatValue");
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
static int
DTraceObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{



    if (TCL_DTRACE_TCL_PROBE_ENABLED()) {
	char *a[10];
	int i = 0;

	while (i++ < 10) {
	    a[i-1] = i < objc ? TclGetString(objv[i]) : NULL;
	}
................................................................................
 *	updated so that its data[1] field contains the tailcall list.
 *
 *----------------------------------------------------------------------
 */

int
TclNRTailcallObjCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Interp *iPtr = (Interp *) interp;


    if (objc < 1) {
	Tcl_WrongNumArgs(interp, 1, objv, "?command? ?arg ...?");
	return TCL_ERROR;
    }

    if (!(iPtr->varFramePtr->isProcCallFrame & 1)) {
................................................................................
int
TclNRTailcallEval(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *listPtr = data[0], *nsObjPtr;
    Tcl_Namespace *nsPtr;
    int objc;
    Tcl_Obj **objv;

    Tcl_ListObjGetElements(interp, listPtr, &objc, &objv);
    nsObjPtr = objv[0];

................................................................................
    iPtr->lookupNsPtr = (Namespace *) nsPtr;
    return TclNREvalObjv(interp, objc-1, objv+1, 0, NULL);
}

int
TclNRReleaseValues(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    int i = 0;


    while (i < 4) {
	if (data[i]) {
	    Tcl_DecrRefCount((Tcl_Obj *) data[i]);
	} else {
	    break;
	}
	i++;
................................................................................
    TclNRAddCallback(interp, TclNRCoroutineActivateCallback, corPtr,
            clientData, NULL, NULL);
    return TCL_OK;
}

int
TclNRYieldToObjCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;
    Tcl_Obj *listPtr, *nsObjPtr;
    Tcl_Namespace *nsPtr = TclGetCurrentNamespace(interp);


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "command ?arg ...?");
	return TCL_ERROR;
    }

    if (!corPtr) {
................................................................................
 
static int
RewindCoroutineCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{

    return Tcl_RestoreInterpState(interp, data[0]);
}

static int
RewindCoroutine(
    CoroutineData *corPtr,
    int result)
{
................................................................................
    return TclNRInterpCoroutine(corPtr, interp, 0, NULL);
}
 
static void
DeleteCoroutine(
    ClientData clientData)
{
    CoroutineData *corPtr = clientData;
    Tcl_Interp *interp = corPtr->eePtr->interp;
    NRE_callback *rootPtr = TOP_CB(interp);

    if (COR_IS_SUSPENDED(corPtr)) {
	TclNRRunCallbacks(interp, RewindCoroutine(corPtr,TCL_OK), rootPtr);
    }
}
................................................................................
 
static int
NRCoroutineCallerCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = data[0];
    Command *cmdPtr = corPtr->cmdPtr;

    /*
     * This is the last callback in the caller execEnv, right before switching
     * to the coroutine's
     */

................................................................................
 
static int
NRCoroutineExitCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = data[0];
    Command *cmdPtr = corPtr->cmdPtr;

    /*
     * This runs at the bottom of the Coroutine's execEnv: it will be executed
     * when the coroutine returns or is wound down, but not when it yields. It
     * deletes the coroutine and restores the caller's environment.
     */
................................................................................

int
TclNRCoroutineActivateCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = data[0];
    int type = PTR2INT(data[1]);
    int numLevels, unused;
    int *stackLevel = &unused;


    if (!corPtr->stackLevel) {
        /*
         * -- Coroutine is suspended --
         * Push the callback to restore the caller's context on yield or
         * return.
         */
................................................................................
TclNREvalList(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    int objc;
    Tcl_Obj **objv;
    Tcl_Obj *listPtr = data[0];


    Tcl_IncrRefCount(listPtr);

    TclMarkTailcall(interp);
    TclNRAddCallback(interp, TclNRReleaseValues, listPtr, NULL, NULL,NULL);
    TclListObjGetElements(NULL, listPtr, &objc, &objv);
    return TclNREvalObjv(interp, objc, objv, 0, NULL);
................................................................................
 *      Implementation of [::tcl::unsupported::corotype] command.
 *
 *----------------------------------------------------------------------
 */

static int
CoroTypeObjCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Command *cmdPtr;
    CoroutineData *corPtr;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "coroName");
	return TCL_ERROR;
    }

    /*
................................................................................
    }

    /*
     * An active coroutine is "active". Can't tell what it might do in the
     * future.
     */

    corPtr = cmdPtr->objClientData;
    if (!COR_IS_SUSPENDED(corPtr)) {
        Tcl_SetObjResult(interp, Tcl_NewStringObj("active", -1));
        return TCL_OK;
    }

    /*
     * Inactive coroutines are classified by the (effective) command used to
................................................................................

    if ((!cmdPtr) || (cmdPtr->nreProc != TclNRInterpCoroutine)) {
        Tcl_SetObjResult(interp, Tcl_NewStringObj(errMsg, -1));
        Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "COROUTINE",
                TclGetString(objPtr), NULL);
        return NULL;
    }
    return cmdPtr->objClientData;
}

static int
TclNRCoroInjectObjCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr;
    ExecEnv *savedEEPtr = iPtr->execEnvPtr;


    /*
     * Usage more or less like tailcall:
     *   coroinject coroName cmd ?arg1 arg2 ...?
     */

    if (objc < 3) {
................................................................................
    iPtr->execEnvPtr = savedEEPtr;

    return TCL_OK;
}

static int
TclNRCoroProbeObjCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr;
    ExecEnv *savedEEPtr = iPtr->execEnvPtr;
    int numLevels, unused;
    int *stackLevel = &unused;


    /*
     * Usage more or less like tailcall:
     *   coroprobe coroName cmd ?arg1 arg2 ...?
     */

    if (objc < 3) {
................................................................................

static int
InjectHandler(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = data[0];
    Tcl_Obj *listPtr = data[1];
    int nargs = PTR2INT(data[2]);
    ClientData isProbe = data[3];
    int objc;
    Tcl_Obj **objv;


    if (!isProbe) {
        /*
         * If this is [coroinject], add the extra arguments now.
         */

        if (nargs == COROUTINE_ARGUMENTS_SINGLE_OPTIONAL) {
................................................................................

static int
InjectHandlerPostCall(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = data[0];
    Tcl_Obj *listPtr = data[1];
    int nargs = PTR2INT(data[2]);
    ClientData isProbe = data[3];
    int numLevels;

    /*
     * Delete the command words for what we just executed.
     */
................................................................................
 *      Implementation of [::tcl::unsupported::inject] command.
 *
 *----------------------------------------------------------------------
 */

static int
NRInjectObjCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr;
    ExecEnv *savedEEPtr = iPtr->execEnvPtr;


    /*
     * Usage more or less like tailcall:
     *   inject coroName cmd ?arg1 arg2 ...?
     */

    if (objc < 3) {
................................................................................
int
TclNRInterpCoroutine(
    ClientData clientData,
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    CoroutineData *corPtr = clientData;

    if (!COR_IS_SUSPENDED(corPtr)) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
                "coroutine \"%s\" is already running",
                TclGetString(objv[0])));
	Tcl_SetErrorCode(interp, "TCL", "COROUTINE", "BUSY", NULL);
	return TCL_ERROR;
................................................................................
{
    Command *cmdPtr;
    CoroutineData *corPtr;
    const char *procName, *simpleName;
    Namespace *nsPtr, *altNsPtr, *cxtNsPtr,
	*inNsPtr = (Namespace *)TclGetCurrentNamespace(interp);
    Namespace *lookupNsPtr = iPtr->varFramePtr->nsPtr;


    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name cmd ?arg ...?");
	return TCL_ERROR;
    }

    procName = TclGetString(objv[1]);
................................................................................
    }

    /*
     * We ARE creating the coroutine command: allocate the corresponding
     * struct and create the corresponding command.
     */

    corPtr = ckalloc(sizeof(CoroutineData));

    cmdPtr = (Command *) TclNRCreateCommandInNs(interp, simpleName,
	    (Tcl_Namespace *)nsPtr, /*objProc*/ NULL, TclNRInterpCoroutine,
	    corPtr, DeleteCoroutine);

    corPtr->cmdPtr = cmdPtr;
    cmdPtr->refCount++;
................................................................................
     * tree. Like the chain -> tree conversion of the CmdFrame stack.
     */

    {
	Tcl_HashSearch hSearch;
	Tcl_HashEntry *hePtr;

	corPtr->lineLABCPtr = ckalloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(corPtr->lineLABCPtr, TCL_ONE_WORD_KEYS);

	for (hePtr = Tcl_FirstHashEntry(iPtr->lineLABCPtr,&hSearch);
		hePtr; hePtr = Tcl_NextHashEntry(&hSearch)) {
	    int isNew;
	    Tcl_HashEntry *newPtr =
		    Tcl_CreateHashEntry(corPtr->lineLABCPtr,
................................................................................
 
/*
 * This is used in the [info] ensemble
 */

int
TclInfoCoroutineCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    if (corPtr && !(corPtr->cmdPtr->flags & CMD_IS_DELETED)) {






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....
8264
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....
8344
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8360
8361
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8364
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....
8384
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....
8534
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....
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....
8597
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....
8628
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8641
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8646
8647
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8651
....
8659
8660
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8662
8663
8664
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8666
8667
8668
8669
8670
8671
8672
8673
8674
8675
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8677
8678
8679
8680
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8682
....
8690
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8699
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8702
8703
8704
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8708
8709
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8713
....
8732
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8756
....
8847
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8854
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8857
8858
8859
8860
8861
8862
8863
....
9229
9230
9231
9232
9233
9234
9235
9236
9237
9238
9239
9240
9241
9242
9243
9244
9245
9246
9247
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9249
....
9300
9301
9302
9303
9304
9305
9306
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9309
9310
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9314
....
9335
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9340
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9344
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9348
9349
9350
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9354
....
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9436
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....
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9496
....
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....
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....
9568
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....
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....
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....
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....
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9781
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9784
....
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....
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....
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.....
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.....
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.....
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.....
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.....
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.....
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.....
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typedef struct {
    Tcl_Interp *interp;		/* Interp this struct belongs to. */
    Tcl_AsyncHandler async;	/* Async handler token for script
				 * cancellation. */
    char *result;		/* The script cancellation result or NULL for
				 * a default result. */
    int length;			/* Length of the above error message. */
    ClientData clientData;		/* Not used. */
    int flags;			/* Additional flags */
} CancelInfo;
static Tcl_HashTable cancelTable;
static int cancelTableInitialized = 0;	/* 0 means not yet initialized. */
TCL_DECLARE_MUTEX(cancelLock);

/*
................................................................................
 * Math functions. All are safe.
 */

typedef struct {
    const char *name;		/* Name of the function. The full name is
				 * "::tcl::mathfunc::<name>". */
    Tcl_ObjCmdProc *objCmdProc;	/* Function that evaluates the function */
    double (*fn)(double x);	/* Real function pointer */
} BuiltinFuncDef;
static const BuiltinFuncDef BuiltinFuncTable[] = {
    { "abs",	ExprAbsFunc,	NULL			},
    { "acos",	ExprUnaryFunc,	acos			},
    { "asin",	ExprUnaryFunc,	asin			},
    { "atan",	ExprUnaryFunc,	atan			},
    { "atan2",	ExprBinaryFunc,	(double (*)(double))(void *)(double (*)(double, double)) atan2},
    { "bool",	ExprBoolFunc,	NULL			},
    { "ceil",	ExprCeilFunc,	NULL			},
    { "cos",	ExprUnaryFunc,	cos				},
    { "cosh",	ExprUnaryFunc,	cosh			},
    { "double",	ExprDoubleFunc,	NULL			},
    { "entier",	ExprIntFunc,	NULL			},
    { "exp",	ExprUnaryFunc,	exp				},
    { "floor",	ExprFloorFunc,	NULL			},
    { "fmod",	ExprBinaryFunc,	(double (*)(double))(void *)(double (*)(double, double)) fmod},
    { "hypot",	ExprBinaryFunc,	(double (*)(double))(void *)(double (*)(double, double)) hypot},
    { "int",	ExprIntFunc,	NULL			},
    { "isfinite", ExprIsFiniteFunc, NULL        	},
    { "isinf",	ExprIsInfinityFunc, NULL        	},
    { "isnan",	ExprIsNaNFunc,	NULL            	},
    { "isnormal", ExprIsNormalFunc, NULL        	},
    { "isqrt",	ExprIsqrtFunc,	NULL			},
    { "issubnormal", ExprIsSubnormalFunc, NULL,         },
    { "isunordered", ExprIsUnorderedFunc, NULL,         },
    { "log",	ExprUnaryFunc,	log				},
    { "log10",	ExprUnaryFunc,	log10			},
    { "max",	ExprMaxFunc,	NULL			},
    { "min",	ExprMinFunc,	NULL			},
    { "pow",	ExprBinaryFunc,	(double (*)(double))(void *)(double (*)(double, double)) pow},
    { "rand",	ExprRandFunc,	NULL			},
    { "round",	ExprRoundFunc,	NULL			},
    { "sin",	ExprUnaryFunc,	sin				},
    { "sinh",	ExprUnaryFunc,	sinh			},
    { "sqrt",	ExprSqrtFunc,	NULL			},
    { "srand",	ExprSrandFunc,	NULL			},
    { "tan",	ExprUnaryFunc,	tan				},
    { "tanh",	ExprUnaryFunc,	tanh			},
    { "wide",	ExprWideFunc,	NULL			},
    { NULL, NULL, NULL }
};

/*
 * TIP#174's math operators. All are safe.
 */
................................................................................

    /*
     * Initialize support for namespaces and create the global namespace
     * (whose name is ""; an alias is "::"). This also initializes the Tcl
     * object type table and other object management code.
     */

    iPtr = (Interp *)ckalloc(sizeof(Interp));
    interp = (Tcl_Interp *) iPtr;

#ifdef TCL_NO_DEPRECATED
    iPtr->result = &tclEmptyString;
#else
    iPtr->result = iPtr->resultSpace;
#endif
................................................................................

    /*
     * TIP #280 - Initialize the arrays used to extend the ByteCode and Proc
     * structures.
     */

    iPtr->cmdFramePtr = NULL;
    iPtr->linePBodyPtr = (Tcl_HashTable *)ckalloc(sizeof(Tcl_HashTable));
    iPtr->lineBCPtr = (Tcl_HashTable *)ckalloc(sizeof(Tcl_HashTable));
    iPtr->lineLAPtr = (Tcl_HashTable *)ckalloc(sizeof(Tcl_HashTable));
    iPtr->lineLABCPtr = (Tcl_HashTable *)ckalloc(sizeof(Tcl_HashTable));
    Tcl_InitHashTable(iPtr->linePBodyPtr, TCL_ONE_WORD_KEYS);
    Tcl_InitHashTable(iPtr->lineBCPtr, TCL_ONE_WORD_KEYS);
    Tcl_InitHashTable(iPtr->lineLAPtr, TCL_ONE_WORD_KEYS);
    Tcl_InitHashTable(iPtr->lineLABCPtr, TCL_ONE_WORD_KEYS);
    iPtr->scriptCLLocPtr = NULL;

    iPtr->activeVarTracePtr = NULL;
................................................................................

    /*
     * Initialise the rootCallframe. It cannot be allocated on the stack, as
     * it has to be in place before TclCreateExecEnv tries to use a variable.
     */

    /* This is needed to satisfy GCC 3.3's strict aliasing rules */
    framePtr = (CallFrame *)ckalloc(sizeof(CallFrame));
    (void) Tcl_PushCallFrame(interp, (Tcl_CallFrame *) framePtr,
	    (Tcl_Namespace *) iPtr->globalNsPtr, /*isProcCallFrame*/ 0);
    framePtr->objc = 0;

    iPtr->framePtr = framePtr;
    iPtr->varFramePtr = framePtr;
    iPtr->rootFramePtr = framePtr;
................................................................................

    /*
     * TIP #285, Script cancellation support.
     */

    iPtr->asyncCancelMsg = Tcl_NewObj();

    cancelInfo = (CancelInfo *)ckalloc(sizeof(CancelInfo));
    cancelInfo->interp = interp;

    iPtr->asyncCancel = Tcl_AsyncCreate(CancelEvalProc, cancelInfo);
    cancelInfo->async = iPtr->asyncCancel;
    cancelInfo->result = NULL;
    cancelInfo->length = 0;

................................................................................

    /*
     * Initialise the thread-specific data ekeko. Note that the thread's alloc
     * cache was already initialised by the call to alloc the interp struct.
     */

#if TCL_THREADS && defined(USE_THREAD_ALLOC)
    iPtr->allocCache = (AllocCache *)TclpGetAllocCache();
#else
    iPtr->allocCache = NULL;
#endif
    iPtr->pendingObjDataPtr = NULL;
    iPtr->asyncReadyPtr = TclGetAsyncReadyPtr();
    iPtr->deferredCallbacks = NULL;

................................................................................
		&& (cmdInfoPtr->nreProc == NULL)) {
	    Tcl_Panic("builtin command with NULL object command proc and a NULL compile proc");
	}

	hPtr = Tcl_CreateHashEntry(&iPtr->globalNsPtr->cmdTable,
		cmdInfoPtr->name, &isNew);
	if (isNew) {
	    cmdPtr = (Command *)ckalloc(sizeof(Command));
	    cmdPtr->hPtr = hPtr;
	    cmdPtr->nsPtr = iPtr->globalNsPtr;
	    cmdPtr->refCount = 1;
	    cmdPtr->cmdEpoch = 0;
	    cmdPtr->compileProc = cmdInfoPtr->compileProc;
	    cmdPtr->proc = TclInvokeObjectCommand;
	    cmdPtr->clientData = cmdPtr;
................................................................................
    }
#define MATH_FUNC_PREFIX_LEN 17 /* == strlen("::tcl::mathfunc::") */
    memcpy(mathFuncName, "::tcl::mathfunc::", MATH_FUNC_PREFIX_LEN);
    for (builtinFuncPtr = BuiltinFuncTable; builtinFuncPtr->name != NULL;
	    builtinFuncPtr++) {
	strcpy(mathFuncName+MATH_FUNC_PREFIX_LEN, builtinFuncPtr->name);
	Tcl_CreateObjCommand(interp, mathFuncName,
		builtinFuncPtr->objCmdProc, (void *)builtinFuncPtr->fn, NULL);
	Tcl_Export(interp, nsPtr, builtinFuncPtr->name, 0);
    }

    /*
     * Register the mathematical "operator" commands. [TIP #174]
     */

................................................................................
    if (nsPtr == NULL) {
	Tcl_Panic("can't create math operator namespace");
    }
    Tcl_Export(interp, nsPtr, "*", 1);
#define MATH_OP_PREFIX_LEN 15 /* == strlen("::tcl::mathop::") */
    memcpy(mathFuncName, "::tcl::mathop::", MATH_OP_PREFIX_LEN);
    for (opcmdInfoPtr=mathOpCmds ; opcmdInfoPtr->name!=NULL ; opcmdInfoPtr++){
	TclOpCmdClientData *occdPtr = (TclOpCmdClientData *)ckalloc(sizeof(TclOpCmdClientData));

	occdPtr->op = opcmdInfoPtr->name;
	occdPtr->i.numArgs = opcmdInfoPtr->i.numArgs;
	occdPtr->expected = opcmdInfoPtr->expected;
	strcpy(mathFuncName + MATH_OP_PREFIX_LEN, opcmdInfoPtr->name);
	cmdPtr = (Command *) Tcl_CreateObjCommand(interp, mathFuncName,
		opcmdInfoPtr->objProc, occdPtr, DeleteOpCmdClientData);
................................................................................
    return interp;
}

static void
DeleteOpCmdClientData(
    ClientData clientData)
{
    TclOpCmdClientData *occdPtr = (TclOpCmdClientData *)clientData;

    ckfree(occdPtr);
}
 
/*
 * ---------------------------------------------------------------------
 *
................................................................................
}

const char *
TclGetCommandTypeName(
    Tcl_Command command)
{
    Command *cmdPtr = (Command *) command;
    Tcl_ObjCmdProc *procPtr = cmdPtr->objProc;
    const char *name = "native";

    if (procPtr == NULL) {
        procPtr = cmdPtr->nreProc;
    }
    Tcl_MutexLock(&commandTypeLock);
    if (commandTypeInit) {
................................................................................
                    || Tcl_HideCommand(interp, "___tmp",
                            TclGetString(hideName)) != TCL_OK) {
                Tcl_Panic("problem making '%s %s' safe: %s",
                        unsafePtr->ensembleNsName, unsafePtr->commandName,
                        Tcl_GetString(Tcl_GetObjResult(interp)));
            }
            Tcl_CreateObjCommand(interp, TclGetString(cmdName),
                    BadEnsembleSubcommand, (void *)unsafePtr, NULL);
            TclDecrRefCount(cmdName);
            TclDecrRefCount(hideName);
        } else {
            /*
             * Hide an ensemble main command (for compatibility).
             */

................................................................................
static int
BadEnsembleSubcommand(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    const UnsafeEnsembleInfo *infoPtr = (const UnsafeEnsembleInfo *)clientData;
    (void)objc;
    (void)objv;

    Tcl_SetObjResult(interp, Tcl_ObjPrintf(
            "not allowed to invoke subcommand %s of %s",
            infoPtr->commandName, infoPtr->ensembleNsName));
    Tcl_SetErrorCode(interp, "TCL", "SAFE", "SUBCOMMAND", NULL);
    return TCL_ERROR;
}
................................................................................
    Tcl_InterpDeleteProc *proc,	/* Function to call when interpreter is about
				 * to be deleted. */
    ClientData clientData)	/* One-word value to pass to proc. */
{
    Interp *iPtr = (Interp *) interp;
    static Tcl_ThreadDataKey assocDataCounterKey;
    int *assocDataCounterPtr =
	    (int *)Tcl_GetThreadData(&assocDataCounterKey, sizeof(int));
    int isNew;
    char buffer[32 + TCL_INTEGER_SPACE];
    AssocData *dPtr = (AssocData *)ckalloc(sizeof(AssocData));
    Tcl_HashEntry *hPtr;

    sprintf(buffer, "Assoc Data Key #%d", *assocDataCounterPtr);
    (*assocDataCounterPtr)++;

    if (iPtr->assocData == NULL) {
	iPtr->assocData = (Tcl_HashTable *)ckalloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(iPtr->assocData, TCL_STRING_KEYS);
    }
    hPtr = Tcl_CreateHashEntry(iPtr->assocData, buffer, &isNew);
    dPtr->proc = proc;
    dPtr->clientData = clientData;
    Tcl_SetHashValue(hPtr, dPtr);
}
................................................................................

    hTablePtr = iPtr->assocData;
    if (hTablePtr == NULL) {
	return;
    }
    for (hPtr = Tcl_FirstHashEntry(hTablePtr, &hSearch); hPtr != NULL;
	    hPtr = Tcl_NextHashEntry(&hSearch)) {
	dPtr = (AssocData *)Tcl_GetHashValue(hPtr);
	if ((dPtr->proc == proc) && (dPtr->clientData == clientData)) {
	    ckfree(dPtr);
	    Tcl_DeleteHashEntry(hPtr);
	    return;
	}
    }
}
................................................................................
{
    Interp *iPtr = (Interp *) interp;
    AssocData *dPtr;
    Tcl_HashEntry *hPtr;
    int isNew;

    if (iPtr->assocData == NULL) {
	iPtr->assocData = (Tcl_HashTable *)ckalloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(iPtr->assocData, TCL_STRING_KEYS);
    }
    hPtr = Tcl_CreateHashEntry(iPtr->assocData, name, &isNew);
    if (isNew == 0) {
	dPtr = (AssocData *)Tcl_GetHashValue(hPtr);
    } else {
	dPtr = (AssocData *)ckalloc(sizeof(AssocData));
    }
    dPtr->proc = proc;
    dPtr->clientData = clientData;

    Tcl_SetHashValue(hPtr, dPtr);
}
 
................................................................................
    if (iPtr->assocData == NULL) {
	return;
    }
    hPtr = Tcl_FindHashEntry(iPtr->assocData, name);
    if (hPtr == NULL) {
	return;
    }
    dPtr = (AssocData *)Tcl_GetHashValue(hPtr);
    if (dPtr->proc != NULL) {
	dPtr->proc(dPtr->clientData, interp);
    }
    ckfree(dPtr);
    Tcl_DeleteHashEntry(hPtr);
}
 
................................................................................
    if (iPtr->assocData == NULL) {
	return NULL;
    }
    hPtr = Tcl_FindHashEntry(iPtr->assocData, name);
    if (hPtr == NULL) {
	return NULL;
    }
    dPtr = (AssocData *)Tcl_GetHashValue(hPtr);
    if (procPtr != NULL) {
	*procPtr = dPtr->proc;
    }
    return dPtr->clientData;
}
 
/*
................................................................................
     * TIP #285, Script cancellation support. Delete this interp from the
     * global hash table of CancelInfo structs.
     */

    Tcl_MutexLock(&cancelLock);
    hPtr = Tcl_FindHashEntry(&cancelTable, (char *) iPtr);
    if (hPtr != NULL) {
	CancelInfo *cancelInfo = (CancelInfo *)Tcl_GetHashValue(hPtr);

	if (cancelInfo != NULL) {
	    if (cancelInfo->result != NULL) {
		ckfree(cancelInfo->result);
	    }
	    ckfree(cancelInfo);
	}
................................................................................
	 * to create any new hidden or non-hidden commands.
	 * Tcl_DeleteCommandFromToken will remove the entry from the
	 * hiddenCmdTablePtr.
	 */

	hPtr = Tcl_FirstHashEntry(hTablePtr, &search);
	for (; hPtr != NULL; hPtr = Tcl_NextHashEntry(&search)) {
	    Tcl_DeleteCommandFromToken(interp, (Tcl_Command)Tcl_GetHashValue(hPtr));
	}
	Tcl_DeleteHashTable(hTablePtr);
	ckfree(hTablePtr);
    }

    /*
     * Invoke deletion callbacks; note that a callback can create new
................................................................................
	AssocData *dPtr;

	hTablePtr = iPtr->assocData;
	iPtr->assocData = NULL;
	for (hPtr = Tcl_FirstHashEntry(hTablePtr, &search);
		hPtr != NULL;
		hPtr = Tcl_FirstHashEntry(hTablePtr, &search)) {
	    dPtr = (AssocData *)Tcl_GetHashValue(hPtr);
	    Tcl_DeleteHashEntry(hPtr);
	    if (dPtr->proc != NULL) {
		dPtr->proc(dPtr->clientData, interp);
	    }
	    ckfree(dPtr);
	}
	Tcl_DeleteHashTable(hTablePtr);
................................................................................
     * TIP #280 - Release the arrays for ByteCode/Proc extension, and
     * contents.
     */

    for (hPtr = Tcl_FirstHashEntry(iPtr->linePBodyPtr, &search);
	    hPtr != NULL;
	    hPtr = Tcl_NextHashEntry(&search)) {
	CmdFrame *cfPtr = (CmdFrame *)Tcl_GetHashValue(hPtr);
	Proc *procPtr = (Proc *) Tcl_GetHashKey(iPtr->linePBodyPtr, hPtr);

	procPtr->iPtr = NULL;
	if (cfPtr) {
	    if (cfPtr->type == TCL_LOCATION_SOURCE) {
		Tcl_DecrRefCount(cfPtr->data.eval.path);
	    }
................................................................................
    /*
     * See also tclCompile.c, TclCleanupByteCode
     */

    for (hPtr = Tcl_FirstHashEntry(iPtr->lineBCPtr, &search);
	    hPtr != NULL;
	    hPtr = Tcl_NextHashEntry(&search)) {
	ExtCmdLoc *eclPtr = (ExtCmdLoc *)Tcl_GetHashValue(hPtr);

	if (eclPtr->type == TCL_LOCATION_SOURCE) {
	    Tcl_DecrRefCount(eclPtr->path);
	}
	for (i=0; i< eclPtr->nuloc; i++) {
	    ckfree(eclPtr->loc[i].line);
	}
................................................................................

    /*
     * Initialize the hidden command table if necessary.
     */

    hiddenCmdTablePtr = iPtr->hiddenCmdTablePtr;
    if (hiddenCmdTablePtr == NULL) {
	hiddenCmdTablePtr = (Tcl_HashTable *)ckalloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(hiddenCmdTablePtr, TCL_STRING_KEYS);
	iPtr->hiddenCmdTablePtr = hiddenCmdTablePtr;
    }

    /*
     * It is an error to move an exposed command to a hidden command with
     * hiddenCmdToken if a hidden command with the name hiddenCmdToken already
................................................................................
    if (hPtr == NULL) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
                "unknown hidden command \"%s\"", hiddenCmdToken));
        Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "HIDDENTOKEN",
                hiddenCmdToken, NULL);
	return TCL_ERROR;
    }
    cmdPtr = (Command *)Tcl_GetHashValue(hPtr);

    /*
     * Check that we have a true global namespace command (enforced by
     * Tcl_HideCommand but let's double check. (If it was not, we would not
     * really know how to handle it).
     */

................................................................................
	    break;
	}

	/*
         * An existing command conflicts. Try to delete it...
         */

	cmdPtr = (Command *)Tcl_GetHashValue(hPtr);

	/*
	 * Be careful to preserve any existing import links so we can restore
	 * them down below. That way, you can redefine a command and its
	 * import status will remain intact.
	 */

................................................................................
	 * However, we do not need to recompute this just yet; next time we
	 * need the info will be soon enough.
	 */

	TclInvalidateNsCmdLookup(nsPtr);
	TclInvalidateNsPath(nsPtr);
    }
    cmdPtr = (Command *)ckalloc(sizeof(Command));
    Tcl_SetHashValue(hPtr, cmdPtr);
    cmdPtr->hPtr = hPtr;
    cmdPtr->nsPtr = nsPtr;
    cmdPtr->refCount = 1;
    cmdPtr->cmdEpoch = 0;
    cmdPtr->compileProc = NULL;
    cmdPtr->objProc = TclInvokeStringCommand;
................................................................................
     * all of these references to point to the new command.
     */

    if (oldRefPtr != NULL) {
	cmdPtr->importRefPtr = oldRefPtr;
	while (oldRefPtr != NULL) {
	    Command *refCmdPtr = oldRefPtr->importedCmdPtr;
	    dataPtr = (ImportedCmdData *)refCmdPtr->objClientData;
	    dataPtr->realCmdPtr = cmdPtr;
	    oldRefPtr = oldRefPtr->nextPtr;
	}
    }

    /*
     * We just created a command, so in its namespace and all of its parent
................................................................................
	    break;
	}

	/*
         * An existing command conflicts. Try to delete it...
         */

	cmdPtr = (Command *)Tcl_GetHashValue(hPtr);

	/*
	 * [***] This is wrong.  See Tcl Bug a16752c252.
	 * However, this buggy behavior is kept under particular circumstances
	 * to accommodate deployed binaries of the "tclcompiler" program
	 * <http://sourceforge.net/projects/tclpro/> that crash if the bug is
	 * fixed.
................................................................................
	 * However, we do not need to recompute this just yet; next time we
	 * need the info will be soon enough.
	 */

	TclInvalidateNsCmdLookup(nsPtr);
	TclInvalidateNsPath(nsPtr);
    }
    cmdPtr = (Command *)ckalloc(sizeof(Command));
    Tcl_SetHashValue(hPtr, cmdPtr);
    cmdPtr->hPtr = hPtr;
    cmdPtr->nsPtr = nsPtr;
    cmdPtr->refCount = 1;
    cmdPtr->cmdEpoch = 0;
    cmdPtr->compileProc = NULL;
    cmdPtr->objProc = proc;
................................................................................
     */

    if (oldRefPtr != NULL) {
	cmdPtr->importRefPtr = oldRefPtr;
	while (oldRefPtr != NULL) {
	    Command *refCmdPtr = oldRefPtr->importedCmdPtr;

	    dataPtr = (ImportedCmdData*)refCmdPtr->objClientData;
	    dataPtr->realCmdPtr = cmdPtr;
	    oldRefPtr = oldRefPtr->nextPtr;
	}
    }

    /*
     * We just created a command, so in its namespace and all of its parent
................................................................................
int
TclInvokeStringCommand(
    ClientData clientData,	/* Points to command's Command structure. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Command *cmdPtr = (Command *)clientData;
    int i, result;
    const char **argv = (const char **)
	    TclStackAlloc(interp, (objc + 1) * sizeof(char *));

    for (i = 0; i < objc; i++) {
	argv[i] = TclGetString(objv[i]);
    }
    argv[objc] = 0;

................................................................................
int
TclInvokeObjectCommand(
    ClientData clientData,	/* Points to command's Command structure. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int argc,			/* Number of arguments. */
    const char **argv)	/* Argument strings. */
{
    Command *cmdPtr = ( Command *) clientData;
    Tcl_Obj *objPtr;
    int i, length, result;
    Tcl_Obj **objv = (Tcl_Obj **)
	    TclStackAlloc(interp, (argc * sizeof(Tcl_Obj *)));

    for (i = 0; i < argc; i++) {
	length = strlen(argv[i]);
	TclNewStringObj(objPtr, argv[i], length);
	Tcl_IncrRefCount(objPtr);
	objv[i] = objPtr;
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

const char *
Tcl_GetCommandName(
    Tcl_Interp *dummy,		/* Not used. */
    Tcl_Command command)	/* Token for command returned by a previous
				 * call to Tcl_CreateCommand. The command must
				 * not have been deleted. */
{
    Command *cmdPtr = (Command *) command;
    (void)dummy;

    if ((cmdPtr == NULL) || (cmdPtr->hPtr == NULL)) {
	/*
	 * This should only happen if command was "created" after the
	 * interpreter began to be deleted, so there isn't really any command.
	 * Just return an empty string.
	 */

	return "";
    }

    return (const char *)Tcl_GetHashKey(cmdPtr->hPtr->tablePtr, cmdPtr->hPtr);
}
 
/*
 *----------------------------------------------------------------------
 *
 * Tcl_GetCommandFullName --
 *
................................................................................
	if (cmdPtr->nsPtr != NULL) {
	    Tcl_AppendToObj(objPtr, cmdPtr->nsPtr->fullName, -1);
	    if (cmdPtr->nsPtr != iPtr->globalNsPtr) {
		Tcl_AppendToObj(objPtr, "::", 2);
	    }
	}
	if (cmdPtr->hPtr != NULL) {
	    name = (char *)Tcl_GetHashKey(cmdPtr->hPtr->tablePtr, cmdPtr->hPtr);
	    Tcl_AppendToObj(objPtr, name, -1);
	}
    }
}
 
/*
 *----------------------------------------------------------------------
................................................................................
 *
 *----------------------------------------------------------------------
 */

static int
CancelEvalProc(
    ClientData clientData,	/* Interp to cancel the script in progress. */
    Tcl_Interp *dummy,		/* Not used. */
    int code)			/* Current return code from command. */
{
    CancelInfo *cancelInfo = (CancelInfo *)clientData;
    Interp *iPtr;
    (void)dummy;

    if (cancelInfo != NULL) {
	Tcl_MutexLock(&cancelLock);
	iPtr = (Interp *) cancelInfo->interp;

	if (iPtr != NULL) {
	    /*
................................................................................
				 * argument. */
    Tcl_MathProc *proc,		/* C function that implements the math
				 * function. */
    ClientData clientData)	/* Additional value to pass to the
				 * function. */
{
    Tcl_DString bigName;
    OldMathFuncData *data = (OldMathFuncData *)ckalloc(sizeof(OldMathFuncData));

    data->proc = proc;
    data->numArgs = numArgs;
    data->argTypes = (Tcl_ValueType *)ckalloc(numArgs * sizeof(Tcl_ValueType));
    memcpy(data->argTypes, argTypes, numArgs * sizeof(Tcl_ValueType));
    data->clientData = clientData;

    Tcl_DStringInit(&bigName);
    TclDStringAppendLiteral(&bigName, "::tcl::mathfunc::");
    Tcl_DStringAppend(&bigName, name, -1);

................................................................................
    ClientData clientData,	/* Pointer to OldMathFuncData describing the
				 * function being called */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    Tcl_Obj *valuePtr;
    OldMathFuncData *dataPtr = (OldMathFuncData *)clientData;
    Tcl_Value funcResult, *args;
    int result;
    int j, k;
    double d;

    /*
     * Check argument count.
................................................................................
	return TCL_ERROR;
    }

    /*
     * Convert arguments from Tcl_Obj's to Tcl_Value's.
     */

    args = (Tcl_Value *)ckalloc(dataPtr->numArgs * sizeof(Tcl_Value));
    for (j = 1, k = 0; j < objc; ++j, ++k) {
	/* TODO: Convert to TclGetNumberFromObj? */
	valuePtr = objv[j];
	result = Tcl_GetDoubleFromObj(NULL, valuePtr, &d);
#ifdef ACCEPT_NAN
	if (result != TCL_OK) {
	    const Tcl_ObjIntRep *irPtr
................................................................................
 *----------------------------------------------------------------------
 */

static void
OldMathFuncDeleteProc(
    ClientData clientData)
{
    OldMathFuncData *dataPtr = (OldMathFuncData *)clientData;

    ckfree(dataPtr->argTypes);
    ckfree(dataPtr);
}
 
/*
 *----------------------------------------------------------------------
................................................................................

    /*
     * Retrieve function info for user defined functions; return dummy
     * information for builtins.
     */

    if (cmdPtr->objProc == &OldMathFuncProc) {
	OldMathFuncData *dataPtr = (OldMathFuncData *)cmdPtr->clientData;

	*procPtr = dataPtr->proc;
	*numArgsPtr = dataPtr->numArgs;
	*argTypesPtr = dataPtr->argTypes;
	*clientDataPtr = dataPtr->clientData;
    } else {
	*procPtr = NULL;
................................................................................
    if (hPtr == NULL) {
	/*
	 * No CancelInfo record for this interpreter.
	 */

	goto done;
    }
    cancelInfo = (CancelInfo *)Tcl_GetHashValue(hPtr);

    /*
     * Populate information needed by the interpreter thread to fulfill the
     * cancellation request. Currently, clientData is ignored. If the
     * TCL_CANCEL_UNWIND flags bit is set, the script in progress is not
     * allowed to catch the script cancellation because the evaluation stack
     * for the interp is completely unwound.
     */

    if (resultObjPtr != NULL) {
	result = TclGetStringFromObj(resultObjPtr, &cancelInfo->length);
	cancelInfo->result = (char *)ckrealloc(cancelInfo->result,cancelInfo->length);
	memcpy(cancelInfo->result, result, cancelInfo->length);
	TclDecrRefCount(resultObjPtr);	/* Discard their result object. */
    } else {
	cancelInfo->result = NULL;
	cancelInfo->length = 0;
    }
    cancelInfo->clientData = clientData;
................................................................................

static int
EvalObjvCore(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Command *cmdPtr = NULL, *preCmdPtr = (Command *)data[0];
    int flags = PTR2INT(data[1]);
    int objc = PTR2INT(data[2]);
    Tcl_Obj **objv = (Tcl_Obj **)data[3];
    Interp *iPtr = (Interp *) interp;
    Namespace *lookupNsPtr = NULL;
    int enterTracesDone = 0;
    (void)result;

    /*
     * Push records for task to be done on return, in INVERSE order. First, if
     * needed, the exception handlers (as they should happen last).
     */

    if (!(flags & TCL_EVAL_NOERR)) {
................................................................................

static int
Dispatch(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_ObjCmdProc *objProc = (Tcl_ObjCmdProc *)data[0];
    ClientData clientData = data[1];
    int objc = PTR2INT(data[2]);
    Tcl_Obj **objv = (Tcl_Obj **)data[3];
    Interp *iPtr = (Interp *) interp;
    (void)result;

#ifdef USE_DTRACE
    if (TCL_DTRACE_CMD_ARGS_ENABLED()) {
	const char *a[10];
	int i = 0;

	while (i < 10) {
................................................................................

static int
TEOV_RestoreVarFrame(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ((Interp *) interp)->varFramePtr = (CallFrame *)data[0];
    return result;
}

static int
TEOV_Exception(
    ClientData data[],
    Tcl_Interp *interp,
................................................................................
    int result)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *listPtr;
    const char *cmdString;
    int cmdLen;
    int objc = PTR2INT(data[0]);
    Tcl_Obj **objv = (Tcl_Obj **)data[1];

    if ((result == TCL_ERROR) && !(iPtr->flags & ERR_ALREADY_LOGGED)) {
	/*
	 * If there was an error, a command string will be needed for the
	 * error log: get it out of the itemPtr. The details depend on the
	 * type.
	 */
................................................................................
     * to hold both the handler prefix and all words of the command invokation
     * itself.
     */

    Tcl_ListObjGetElements(NULL, currNsPtr->unknownHandlerPtr,
	    &handlerObjc, &handlerObjv);
    newObjc = objc + handlerObjc;
    newObjv = (Tcl_Obj **)TclStackAlloc(interp, sizeof(Tcl_Obj *) * newObjc);

    /*
     * Copy command prefix from unknown handler and add on the real command's
     * full argument list. Note that we only use memcpy() once because we have
     * to increment the reference count of all the handler arguments anyway.
     */

................................................................................
TEOV_NotFoundCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int objc = PTR2INT(data[0]);
    Tcl_Obj **objv = (Tcl_Obj **)data[1];
    Namespace *savedNsPtr = (Namespace *)data[2];

    int i;

    if (savedNsPtr) {
	iPtr->varFramePtr->nsPtr = savedNsPtr;
    }

................................................................................
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int traceCode = TCL_OK;
    int objc = PTR2INT(data[0]);
    Tcl_Obj *commandPtr = (Tcl_Obj *)data[1];
    Command *cmdPtr = (Command *)data[2];
    Tcl_Obj **objv = (Tcl_Obj **)data[3];
    int length;
    const char *command = TclGetStringFromObj(commandPtr, &length);

    if (!(cmdPtr->flags & CMD_IS_DELETED)) {
	if (cmdPtr->flags & CMD_HAS_EXEC_TRACES) {
	    traceCode = TclCheckExecutionTraces(interp, command, length,
		    cmdPtr, result, TCL_TRACE_LEAVE_EXEC, objc, objv);
................................................................................
    int allowExceptions = (iPtr->evalFlags & TCL_ALLOW_EXCEPTIONS);
    int gotParse = 0;
    unsigned int i, objectsUsed = 0;
				/* These variables keep track of how much
				 * state has been allocated while evaluating
				 * the script, so that it can be freed
				 * properly if an error occurs. */
    Tcl_Parse *parsePtr = (Tcl_Parse *)TclStackAlloc(interp, sizeof(Tcl_Parse));
    CmdFrame *eeFramePtr = (CmdFrame *)TclStackAlloc(interp, sizeof(CmdFrame));
    Tcl_Obj **stackObjArray = (Tcl_Obj **)
	    TclStackAlloc(interp, minObjs * sizeof(Tcl_Obj *));
    int *expandStack = (int *)TclStackAlloc(interp, minObjs * sizeof(int));
    int *linesStack = (int *)TclStackAlloc(interp, minObjs * sizeof(int));
				/* TIP #280 Structures for tracking of command
				 * locations. */
    int *clNext = NULL;		/* Pointer for the tracking of invisible
				 * continuation lines. Initialized only if the
				 * caller gave us a table of locations to
				 * track, via scriptCLLocPtr. It always refers
				 * to the table entry holding the location of
................................................................................
	    unsigned int numWords = parsePtr->numWords;

	    /*
	     * Generate an array of objects for the words of the command.
	     */

	    if (numWords > minObjs) {
		expand =    (int *)ckalloc(numWords * sizeof(int));
		objvSpace = (Tcl_Obj **)ckalloc(numWords * sizeof(Tcl_Obj *));
		lineSpace = (int *)ckalloc(numWords * sizeof(int));
	    }
	    expandRequested = 0;
	    objv = objvSpace;
	    lines = lineSpace;

	    iPtr->cmdFramePtr = eeFramePtr->nextPtr;
	    for (objectsUsed = 0, tokenPtr = parsePtr->tokenPtr;
................................................................................
		Tcl_Obj **copy = objvSpace;
		int *lcopy = lineSpace;
		int wordIdx = numWords;
		int objIdx = objectsNeeded - 1;

		if ((numWords > minObjs) || (objectsNeeded > minObjs)) {
		    objv = objvSpace =
			    (Tcl_Obj **)ckalloc(objectsNeeded * sizeof(Tcl_Obj *));
		    lines = lineSpace = (int *)ckalloc(objectsNeeded * sizeof(int));
		}

		objectsUsed = 0;
		while (wordIdx--) {
		    if (expand[wordIdx]) {
			int numElements;
			Tcl_Obj **elements, *temp = copy[wordIdx];
................................................................................
	hPtr = Tcl_CreateHashEntry(iPtr->lineLAPtr, objv[i], &isNew);
	if (isNew) {
	    /*
	     * The word is not on the stack yet, remember the current location
	     * and initialize references.
	     */

	    cfwPtr = (CFWord *)ckalloc(sizeof(CFWord));
	    cfwPtr->framePtr = cfPtr;
	    cfwPtr->word = i;
	    cfwPtr->refCount = 1;
	    Tcl_SetHashValue(hPtr, cfwPtr);
	} else {
	    /*
	     * The word is already on the stack, its current location is not
	     * relevant. Just remember the reference to prevent early removal.
	     */

	    cfwPtr = (CFWord *)Tcl_GetHashValue(hPtr);
	    cfwPtr->refCount++;
	}
    }
}
 
/*
 *----------------------------------------------------------------------
................................................................................
	CFWord *cfwPtr;
	Tcl_HashEntry *hPtr =
		Tcl_FindHashEntry(iPtr->lineLAPtr, (char *) objv[i]);

	if (!hPtr) {
	    continue;
	}
	cfwPtr = (CFWord *)Tcl_GetHashValue(hPtr);

	if (cfwPtr->refCount-- > 1) {
	    continue;
	}

	ckfree(cfwPtr);
	Tcl_DeleteHashEntry(hPtr);
................................................................................
    Interp *iPtr = (Interp *) interp;
    Tcl_HashEntry *hePtr =
	    Tcl_FindHashEntry(iPtr->lineBCPtr, (char *) codePtr);

    if (!hePtr) {
	return;
    }
    eclPtr = (ExtCmdLoc *)Tcl_GetHashValue(hePtr);
    ePtr = &eclPtr->loc[cmd];

    /*
     * ePtr->nline is the number of words originally parsed.
     *
     * objc is the number of elements getting invoked.
     *
................................................................................
     *
     * Item (2) is why we can use objv to get the literals, and do not
     * have to save them at compile time.
     */

    for (word = 1; word < objc; word++) {
	if (ePtr->line[word] >= 0) {
	    int isNew;
	    Tcl_HashEntry *hPtr = Tcl_CreateHashEntry(iPtr->lineLABCPtr,
		objv[word], &isNew);
	    CFWordBC *cfwPtr = (CFWordBC *)ckalloc(sizeof(CFWordBC));

	    cfwPtr->framePtr = cfPtr;
	    cfwPtr->obj = objv[word];
	    cfwPtr->pc = pc;
	    cfwPtr->word = word;
	    cfwPtr->nextPtr = lastPtr;
	    lastPtr = cfwPtr;

	    if (isNew) {
		/*
		 * The word is not on the stack yet, remember the current
		 * location and initialize references.
		 */

		cfwPtr->prevPtr = NULL;
	    } else {
................................................................................
		/*
		 * The object is already on the stack, however it may have
		 * a different location now (literal sharing may map
		 * multiple location to a single Tcl_Obj*. Save the old
		 * information in the new structure.
		 */

		cfwPtr->prevPtr = (CFWordBC *)Tcl_GetHashValue(hPtr);
	    }

	    Tcl_SetHashValue(hPtr, cfwPtr);
	}
    } /* for */

    cfPtr->litarg = lastPtr;
................................................................................
    Interp *iPtr = (Interp *) interp;
    CFWordBC *cfwPtr = (CFWordBC *) cfPtr->litarg;

    while (cfwPtr) {
	CFWordBC *nextPtr = cfwPtr->nextPtr;
	Tcl_HashEntry *hPtr =
		Tcl_FindHashEntry(iPtr->lineLABCPtr, (char *) cfwPtr->obj);
	CFWordBC *xPtr = (CFWordBC *)Tcl_GetHashValue(hPtr);

	if (xPtr != cfwPtr) {
	    Tcl_Panic("TclArgumentBC Enter/Release Mismatch");
	}

	if (cfwPtr->prevPtr) {
	    Tcl_SetHashValue(hPtr, cfwPtr->prevPtr);
................................................................................
    /*
     * First look for location information recorded in the argument
     * stack. That is nearest.
     */

    hPtr = Tcl_FindHashEntry(iPtr->lineLAPtr, (char *) obj);
    if (hPtr) {
	CFWord *cfwPtr = (CFWord *)Tcl_GetHashValue(hPtr);

	*wordPtr = cfwPtr->word;
	*cfPtrPtr = cfwPtr->framePtr;
	return;
    }

    /*
     * Check if the Tcl_Obj has location information as a bytecode literal, in
     * that stack.
     */

    hPtr = Tcl_FindHashEntry(iPtr->lineLABCPtr, (char *) obj);
    if (hPtr) {
	CFWordBC *cfwPtr = (CFWordBC *)Tcl_GetHashValue(hPtr);

	framePtr = cfwPtr->framePtr;
	framePtr->data.tebc.pc = (char *) (((ByteCode *)
		framePtr->data.tebc.codePtr)->codeStart + cfwPtr->pc);
	*cfPtrPtr = cfwPtr->framePtr;
	*wordPtr = cfwPtr->word;
	return;
................................................................................
	     * and TclInitCompileEnv), are special-cased to use the proper
	     * line number directly instead of accessing the 'line' array.
	     *
	     * Note that we use (word==INTMIN) to signal that no command frame
	     * should be pushed, as needed by alias and ensemble redirections.
	     */

	    eoFramePtr = (CmdFrame *)TclStackAlloc(interp, sizeof(CmdFrame));
	    eoFramePtr->nline = 0;
	    eoFramePtr->line = NULL;

	    eoFramePtr->type = TCL_LOCATION_EVAL;
	    eoFramePtr->level = (iPtr->cmdFramePtr == NULL?
		    1 : iPtr->cmdFramePtr->level + 1);
	    eoFramePtr->framePtr = iPtr->framePtr;
................................................................................
static int
TEOEx_ByteCodeCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    CallFrame *savedVarFramePtr = (CallFrame *)data[0];
    Tcl_Obj *objPtr = (Tcl_Obj *)data[1];
    int allowExceptions = PTR2INT(data[2]);

    if (iPtr->numLevels == 0) {
	if (result == TCL_RETURN) {
	    result = TclUpdateReturnInfo(iPtr);
	}
	if ((result != TCL_OK) && (result != TCL_ERROR) && !allowExceptions) {
................................................................................
static int
TEOEx_ListCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *listPtr = (Tcl_Obj *)data[0];
    CmdFrame *eoFramePtr = (CmdFrame *)data[1];
    Tcl_Obj *objPtr = (Tcl_Obj *)data[2];

    /*
     * Remove the cmdFrame
     */

    if (eoFramePtr) {
	iPtr->cmdFramePtr = eoFramePtr->nextPtr;
................................................................................
	Tcl_Panic("TclObjInvoke: called without TCL_INVOKE_HIDDEN");
    }
    return Tcl_NRCallObjProc(interp, TclNRInvoke, NULL, objc, objv);
}

int
TclNRInvoke(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Interp *iPtr = (Interp *) interp;
    Tcl_HashTable *hTblPtr;	/* Table of hidden commands. */
    const char *cmdName;	/* Name of the command from objv[0]. */
    Tcl_HashEntry *hPtr = NULL;
    Command *cmdPtr;
    (void)dummy;

    cmdName = TclGetString(objv[0]);
    hTblPtr = iPtr->hiddenCmdTablePtr;
    if (hTblPtr != NULL) {
	hPtr = Tcl_FindHashEntry(hTblPtr, cmdName);
    }
    if (hPtr == NULL) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
                "invalid hidden command name \"%s\"", cmdName));
        Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "HIDDENTOKEN", cmdName,
                NULL);
	return TCL_ERROR;
    }
    cmdPtr = (Command *)Tcl_GetHashValue(hPtr);

    /*
     * Avoid the exception-handling brain damage when numLevels == 0
     */

    iPtr->numLevels++;
    Tcl_NRAddCallback(interp, NRPostInvoke, NULL, NULL, NULL, NULL);
................................................................................
     */

    return TclNREvalObjv(interp, objc, objv, TCL_EVAL_NORESOLVE, cmdPtr);
}

static int
NRPostInvoke(
    ClientData dummy[],		/* Not used. */
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *)interp;
    (void)dummy;

    iPtr->numLevels--;
    return result;
}
 
/*
 *---------------------------------------------------------------------------
 *
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
ExprCeilFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    int code;
    double d;
    mp_int big;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    code = Tcl_GetDoubleFromObj(interp, objv[1], &d);
#ifdef ACCEPT_NAN
................................................................................
	Tcl_SetObjResult(interp, Tcl_NewDoubleObj(ceil(d)));
    }
    return TCL_OK;
}

static int
ExprFloorFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    int code;
    double d;
    mp_int big;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    code = Tcl_GetDoubleFromObj(interp, objv[1], &d);
#ifdef ACCEPT_NAN
................................................................................
	Tcl_SetObjResult(interp, Tcl_NewDoubleObj(floor(d)));
    }
    return TCL_OK;
}

static int
ExprIsqrtFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    ClientData ptr;
    int type;
    double d;
    Tcl_WideInt w;
    mp_int big;
    int exact = 0;		/* Flag ==1 if the argument can be represented
				 * in a double as an exact integer. */
    (void)dummy;

    /*
     * Check syntax.
     */

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
................................................................................
    Tcl_SetErrorCode(interp, "ARITH", "DOMAIN",
	    "domain error: argument not in valid range", NULL);
    return TCL_ERROR;
}

static int
ExprSqrtFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    int code;
    double d;
    mp_int big;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    code = Tcl_GetDoubleFromObj(interp, objv[1], &d);
#ifdef ACCEPT_NAN
................................................................................
    }
    errno = 0;
    return CheckDoubleResult(interp, func(d1, d2));
}

static int
ExprAbsFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Parameter vector. */
{
    ClientData ptr;
    int type;
    mp_int big;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
#endif
    }
    return TCL_OK;
}

static int
ExprBoolFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    int value;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    if (Tcl_GetBooleanFromObj(interp, objv[1], &value) != TCL_OK) {
	return TCL_ERROR;
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(value));
    return TCL_OK;
}

static int
ExprDoubleFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    double dResult;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    if (Tcl_GetDoubleFromObj(interp, objv[1], &dResult) != TCL_OK) {
#ifdef ACCEPT_NAN
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewDoubleObj(dResult));
    return TCL_OK;
}

static int
ExprIntFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    double d;
    int type;
    ClientData ptr;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
	return TCL_ERROR;
................................................................................

    Tcl_GetDoubleFromObj(interp, objv[1], &d);
    return TCL_ERROR;
}

static int
ExprWideFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    Tcl_WideInt wResult;
    (void)dummy;

    if (ExprIntFunc(NULL, interp, objc, objv) != TCL_OK) {
	return TCL_ERROR;
    }
    TclGetWideBitsFromObj(NULL, Tcl_GetObjResult(interp), &wResult);
    Tcl_SetObjResult(interp, Tcl_NewWideIntObj(wResult));
    return TCL_OK;
................................................................................
}

/*
 * Common implmentation of max() and min().
 */
static int
ExprMaxMinFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv,	/* Actual parameter vector. */
    int op)			/* Comparison direction */
{
    Tcl_Obj *res;
    double d;
    int type, i;
    ClientData ptr;
    (void)dummy;

    if (objc < 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    res = objv[1];
    for (i = 1; i < objc; i++) {
................................................................................

    Tcl_SetObjResult(interp, res);
    return TCL_OK;
}

static int
ExprMaxFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    (void)dummy;
    return ExprMaxMinFunc(NULL, interp, objc, objv, MP_GT);
}

static int
ExprMinFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    (void)dummy;
    return ExprMaxMinFunc(NULL, interp, objc, objv, MP_LT);
}

static int
ExprRandFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    Interp *iPtr = (Interp *) interp;
    double dResult;
    long tmp;			/* Algorithm assumes at least 32 bits. Only
				 * long guarantees that. See below. */
    Tcl_Obj *oResult;
    (void)dummy;

    if (objc != 1) {
	MathFuncWrongNumArgs(interp, 1, objc, objv);
	return TCL_ERROR;
    }

    if (!(iPtr->flags & RAND_SEED_INITIALIZED)) {
................................................................................
    TclNewDoubleObj(oResult, dResult);
    Tcl_SetObjResult(interp, oResult);
    return TCL_OK;
}

static int
ExprRoundFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Parameter vector. */
{
    double d;
    ClientData ptr;
    int type;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................

    Tcl_GetDoubleFromObj(interp, objv[1], &d);
    return TCL_ERROR;
}

static int
ExprSrandFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Parameter vector. */
{
    Interp *iPtr = (Interp *) interp;
    Tcl_WideInt w = 0;			/* Initialized to avoid compiler warning. */
    (void)dummy;

    /*
     * Convert argument and use it to reset the seed.
     */

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
................................................................................

    /*
     * To avoid duplicating the random number generation code we simply clean
     * up our state and call the real random number function. That function
     * will always succeed.
     */

    return ExprRandFunc(NULL, interp, 1, objv);
}
 
/*
 *----------------------------------------------------------------------
 *
 * Double Classification Functions --
 *
................................................................................
#error "unknown or unexpected TCL_FPCLASSIFY_MODE"
#endif /* TCL_FPCLASSIFY_MODE */
#endif /* !fpclassify */
}

static int
ExprIsFiniteFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsInfinityFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsNaNFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 1;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsNormalFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsSubnormalFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsUnorderedFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;
    (void)dummy;

    if (objc != 3) {
	MathFuncWrongNumArgs(interp, 3, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................

    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
FloatClassifyObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    Tcl_Obj *objPtr;
    ClientData ptr;
    int type;
    (void)dummy;

    if (objc != 2) {
        Tcl_WrongNumArgs(interp, 1, objv, "floatValue");
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
................................................................................
static int
DTraceObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;
    (void)interp;

    if (TCL_DTRACE_TCL_PROBE_ENABLED()) {
	char *a[10];
	int i = 0;

	while (i++ < 10) {
	    a[i-1] = i < objc ? TclGetString(objv[i]) : NULL;
	}
................................................................................
 *	updated so that its data[1] field contains the tailcall list.
 *
 *----------------------------------------------------------------------
 */

int
TclNRTailcallObjCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Interp *iPtr = (Interp *) interp;
    (void)dummy;

    if (objc < 1) {
	Tcl_WrongNumArgs(interp, 1, objv, "?command? ?arg ...?");
	return TCL_ERROR;
    }

    if (!(iPtr->varFramePtr->isProcCallFrame & 1)) {
................................................................................
int
TclNRTailcallEval(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *listPtr = (Tcl_Obj *)data[0], *nsObjPtr;
    Tcl_Namespace *nsPtr;
    int objc;
    Tcl_Obj **objv;

    Tcl_ListObjGetElements(interp, listPtr, &objc, &objv);
    nsObjPtr = objv[0];

................................................................................
    iPtr->lookupNsPtr = (Namespace *) nsPtr;
    return TclNREvalObjv(interp, objc-1, objv+1, 0, NULL);
}

int
TclNRReleaseValues(
    ClientData data[],
    Tcl_Interp *dummy,
    int result)
{
    int i = 0;
    (void)dummy;

    while (i < 4) {
	if (data[i]) {
	    Tcl_DecrRefCount((Tcl_Obj *) data[i]);
	} else {
	    break;
	}
	i++;
................................................................................
    TclNRAddCallback(interp, TclNRCoroutineActivateCallback, corPtr,
            clientData, NULL, NULL);
    return TCL_OK;
}

int
TclNRYieldToObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;
    Tcl_Obj *listPtr, *nsObjPtr;
    Tcl_Namespace *nsPtr = TclGetCurrentNamespace(interp);
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "command ?arg ...?");
	return TCL_ERROR;
    }

    if (!corPtr) {
................................................................................
 
static int
RewindCoroutineCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    (void)result;
    return Tcl_RestoreInterpState(interp, (Tcl_InterpState)data[0]);
}

static int
RewindCoroutine(
    CoroutineData *corPtr,
    int result)
{
................................................................................
    return TclNRInterpCoroutine(corPtr, interp, 0, NULL);
}
 
static void
DeleteCoroutine(
    ClientData clientData)
{
    CoroutineData *corPtr = (CoroutineData *)clientData;
    Tcl_Interp *interp = corPtr->eePtr->interp;
    NRE_callback *rootPtr = TOP_CB(interp);

    if (COR_IS_SUSPENDED(corPtr)) {
	TclNRRunCallbacks(interp, RewindCoroutine(corPtr,TCL_OK), rootPtr);
    }
}
................................................................................
 
static int
NRCoroutineCallerCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = (CoroutineData *)data[0];
    Command *cmdPtr = corPtr->cmdPtr;

    /*
     * This is the last callback in the caller execEnv, right before switching
     * to the coroutine's
     */

................................................................................
 
static int
NRCoroutineExitCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = (CoroutineData *)data[0];
    Command *cmdPtr = corPtr->cmdPtr;

    /*
     * This runs at the bottom of the Coroutine's execEnv: it will be executed
     * when the coroutine returns or is wound down, but not when it yields. It
     * deletes the coroutine and restores the caller's environment.
     */
................................................................................

int
TclNRCoroutineActivateCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = (CoroutineData *)data[0];
    int type = PTR2INT(data[1]);
    int numLevels, unused;
    int *stackLevel = &unused;
    (void)result;

    if (!corPtr->stackLevel) {
        /*
         * -- Coroutine is suspended --
         * Push the callback to restore the caller's context on yield or
         * return.
         */
................................................................................
TclNREvalList(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    int objc;
    Tcl_Obj **objv;
    Tcl_Obj *listPtr = (Tcl_Obj *)data[0];
    (void)result;

    Tcl_IncrRefCount(listPtr);

    TclMarkTailcall(interp);
    TclNRAddCallback(interp, TclNRReleaseValues, listPtr, NULL, NULL,NULL);
    TclListObjGetElements(NULL, listPtr, &objc, &objv);
    return TclNREvalObjv(interp, objc, objv, 0, NULL);
................................................................................
 *      Implementation of [::tcl::unsupported::corotype] command.
 *
 *----------------------------------------------------------------------
 */

static int
CoroTypeObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Command *cmdPtr;
    CoroutineData *corPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "coroName");
	return TCL_ERROR;
    }

    /*
................................................................................
    }

    /*
     * An active coroutine is "active". Can't tell what it might do in the
     * future.
     */

    corPtr = (CoroutineData *)cmdPtr->objClientData;
    if (!COR_IS_SUSPENDED(corPtr)) {
        Tcl_SetObjResult(interp, Tcl_NewStringObj("active", -1));
        return TCL_OK;
    }

    /*
     * Inactive coroutines are classified by the (effective) command used to
................................................................................

    if ((!cmdPtr) || (cmdPtr->nreProc != TclNRInterpCoroutine)) {
        Tcl_SetObjResult(interp, Tcl_NewStringObj(errMsg, -1));
        Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "COROUTINE",
                TclGetString(objPtr), NULL);
        return NULL;
    }
    return (CoroutineData *)cmdPtr->objClientData;
}

static int
TclNRCoroInjectObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr;
    ExecEnv *savedEEPtr = iPtr->execEnvPtr;
    (void)dummy;

    /*
     * Usage more or less like tailcall:
     *   coroinject coroName cmd ?arg1 arg2 ...?
     */

    if (objc < 3) {
................................................................................
    iPtr->execEnvPtr = savedEEPtr;

    return TCL_OK;
}

static int
TclNRCoroProbeObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr;
    ExecEnv *savedEEPtr = iPtr->execEnvPtr;
    int numLevels, unused;
    int *stackLevel = &unused;
    (void)dummy;

    /*
     * Usage more or less like tailcall:
     *   coroprobe coroName cmd ?arg1 arg2 ...?
     */

    if (objc < 3) {
................................................................................

static int
InjectHandler(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = (CoroutineData *)data[0];
    Tcl_Obj *listPtr = (Tcl_Obj *)data[1];
    int nargs = PTR2INT(data[2]);
    ClientData isProbe = data[3];
    int objc;
    Tcl_Obj **objv;
    (void)result;

    if (!isProbe) {
        /*
         * If this is [coroinject], add the extra arguments now.
         */

        if (nargs == COROUTINE_ARGUMENTS_SINGLE_OPTIONAL) {
................................................................................

static int
InjectHandlerPostCall(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = (CoroutineData *)data[0];
    Tcl_Obj *listPtr = (Tcl_Obj *)data[1];
    int nargs = PTR2INT(data[2]);
    ClientData isProbe = data[3];
    int numLevels;

    /*
     * Delete the command words for what we just executed.
     */
................................................................................
 *      Implementation of [::tcl::unsupported::inject] command.
 *
 *----------------------------------------------------------------------
 */

static int
NRInjectObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr;
    ExecEnv *savedEEPtr = iPtr->execEnvPtr;
    (void)dummy;

    /*
     * Usage more or less like tailcall:
     *   inject coroName cmd ?arg1 arg2 ...?
     */

    if (objc < 3) {
................................................................................
int
TclNRInterpCoroutine(
    ClientData clientData,
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    CoroutineData *corPtr = (CoroutineData *)clientData;

    if (!COR_IS_SUSPENDED(corPtr)) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
                "coroutine \"%s\" is already running",
                TclGetString(objv[0])));
	Tcl_SetErrorCode(interp, "TCL", "COROUTINE", "BUSY", NULL);
	return TCL_ERROR;
................................................................................
{
    Command *cmdPtr;
    CoroutineData *corPtr;
    const char *procName, *simpleName;
    Namespace *nsPtr, *altNsPtr, *cxtNsPtr,
	*inNsPtr = (Namespace *)TclGetCurrentNamespace(interp);
    Namespace *lookupNsPtr = iPtr->varFramePtr->nsPtr;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name cmd ?arg ...?");
	return TCL_ERROR;
    }

    procName = TclGetString(objv[1]);
................................................................................
    }

    /*
     * We ARE creating the coroutine command: allocate the corresponding
     * struct and create the corresponding command.
     */

    corPtr = (CoroutineData *)ckalloc(sizeof(CoroutineData));

    cmdPtr = (Command *) TclNRCreateCommandInNs(interp, simpleName,
	    (Tcl_Namespace *)nsPtr, /*objProc*/ NULL, TclNRInterpCoroutine,
	    corPtr, DeleteCoroutine);

    corPtr->cmdPtr = cmdPtr;
    cmdPtr->refCount++;
................................................................................
     * tree. Like the chain -> tree conversion of the CmdFrame stack.
     */

    {
	Tcl_HashSearch hSearch;
	Tcl_HashEntry *hePtr;

	corPtr->lineLABCPtr = (Tcl_HashTable *)ckalloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(corPtr->lineLABCPtr, TCL_ONE_WORD_KEYS);

	for (hePtr = Tcl_FirstHashEntry(iPtr->lineLABCPtr,&hSearch);
		hePtr; hePtr = Tcl_NextHashEntry(&hSearch)) {
	    int isNew;
	    Tcl_HashEntry *newPtr =
		    Tcl_CreateHashEntry(corPtr->lineLABCPtr,
................................................................................
 
/*
 * This is used in the [info] ensemble
 */

int
TclInfoCoroutineCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    if (corPtr && !(corPtr->cmdPtr->flags & CMD_IS_DELETED)) {

Changes to generic/tclBinary.c.

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#ifdef TCL_MEM_DEBUG
    Tcl_Obj *objPtr;

    TclDbNewObj(objPtr, file, line);
    Tcl_SetByteArrayObj(objPtr, bytes, length);
    return objPtr;
#else /* if not TCL_MEM_DEBUG */


    return Tcl_NewByteArrayObj(bytes, length);
#endif /* TCL_MEM_DEBUG */
}
 
/*
 *---------------------------------------------------------------------------
 *
................................................................................
	Tcl_Panic("%s called with shared object", "Tcl_SetByteArrayObj");
    }
    TclInvalidateStringRep(objPtr);

    if (length < 0) {
	length = 0;
    }
    byteArrayPtr = ckalloc(BYTEARRAY_SIZE(length));
    byteArrayPtr->used = length;
    byteArrayPtr->allocated = length;

    if ((bytes != NULL) && (length > 0)) {
	memcpy(byteArrayPtr->bytes, bytes, length);
    }
    SET_BYTEARRAY(&ir, byteArrayPtr);
................................................................................
		irPtr = TclFetchIntRep(objPtr, &tclByteArrayType);
	    }
	}
    }

    byteArrayPtr = GET_BYTEARRAY(irPtr);
    if (newLength > byteArrayPtr->allocated) {
	byteArrayPtr = ckrealloc(byteArrayPtr, BYTEARRAY_SIZE(newLength));
	byteArrayPtr->allocated = newLength;
	SET_BYTEARRAY(irPtr, byteArrayPtr);
    }
    TclInvalidateStringRep(objPtr);
    byteArrayPtr->used = newLength;
    return byteArrayPtr->bytes;
}
................................................................................
 *	A ByteArray object is stored as the internal rep of objPtr.
 *
 *----------------------------------------------------------------------
 */

static int
SetByteArrayFromAny(
    Tcl_Interp *interp,		/* Not used. */
    Tcl_Obj *objPtr)		/* The object to convert to type ByteArray. */
{
    size_t length;
    int improper = 0;
    const char *src, *srcEnd;
    unsigned char *dst;
    Tcl_UniChar ch = 0;
    ByteArray *byteArrayPtr;
    Tcl_ObjIntRep ir;


    if (TclHasIntRep(objPtr, &properByteArrayType)) {
	return TCL_OK;
    }
    if (TclHasIntRep(objPtr, &tclByteArrayType)) {
	return TCL_OK;
    }

    src = TclGetString(objPtr);
    length = objPtr->length;
    srcEnd = src + length;

    byteArrayPtr = ckalloc(BYTEARRAY_SIZE(length));
    for (dst = byteArrayPtr->bytes; src < srcEnd; ) {
	src += TclUtfToUniChar(src, &ch);
	improper = improper || (ch > 255);
	*dst++ = UCHAR(ch);
    }

    byteArrayPtr->used = dst - byteArrayPtr->bytes;
................................................................................
    unsigned int length;
    ByteArray *srcArrayPtr, *copyArrayPtr;
    Tcl_ObjIntRep ir;

    srcArrayPtr = GET_BYTEARRAY(TclFetchIntRep(srcPtr, &tclByteArrayType));
    length = srcArrayPtr->used;

    copyArrayPtr = ckalloc(BYTEARRAY_SIZE(length));
    copyArrayPtr->used = length;
    copyArrayPtr->allocated = length;
    memcpy(copyArrayPtr->bytes, srcArrayPtr->bytes, length);

    SET_BYTEARRAY(&ir, copyArrayPtr);
    Tcl_StoreIntRep(copyPtr, &tclByteArrayType, &ir);
}
................................................................................
    unsigned int length;
    ByteArray *srcArrayPtr, *copyArrayPtr;
    Tcl_ObjIntRep ir;

    srcArrayPtr = GET_BYTEARRAY(TclFetchIntRep(srcPtr, &properByteArrayType));
    length = srcArrayPtr->used;

    copyArrayPtr = ckalloc(BYTEARRAY_SIZE(length));
    copyArrayPtr->used = length;
    copyArrayPtr->allocated = length;
    memcpy(copyArrayPtr->bytes, srcArrayPtr->bytes, length);

    SET_BYTEARRAY(&ir, copyArrayPtr);
    Tcl_StoreIntRep(copyPtr, &properByteArrayType, &ir);
}
................................................................................

	if (needed <= INT_MAX/2) {
	    /*
	     * Try to allocate double the total space that is needed.
	     */

	    attempt = 2 * needed;
	    ptr = attemptckrealloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
	}
	if (ptr == NULL) {
	    /*
	     * Try to allocate double the increment that is needed (plus).
	     */

	    unsigned int limit = INT_MAX - needed;
	    unsigned int extra = length + TCL_MIN_GROWTH;
	    int growth = (int) ((extra > limit) ? limit : extra);

	    attempt = needed + growth;
	    ptr = attemptckrealloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
	}
	if (ptr == NULL) {
	    /*
	     * Last chance: Try to allocate exactly what is needed.
	     */

	    attempt = needed;
	    ptr = ckrealloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
	}
	byteArrayPtr = ptr;
	byteArrayPtr->allocated = attempt;
	SET_BYTEARRAY(irPtr, byteArrayPtr);
    }

    if (bytes) {
................................................................................
    unsigned char *buffer;	/* Start of result buffer. */
    unsigned char *cursor;	/* Current position within result buffer. */
    unsigned char *maxPos;	/* Greatest position within result buffer that
				 * cursor has visited.*/
    const char *errorString;
    const char *errorValue, *str;
    int offset, size, length;


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "formatString ?arg ...?");
	return TCL_ERROR;
    }

    /*
................................................................................
    int flags;			/* Format field flags */
    const char *format;		/* Pointer to current position in format
				 * string. */
    Tcl_Obj *resultPtr = NULL;	/* Object holding result buffer. */
    unsigned char *buffer;	/* Start of result buffer. */
    const char *errorString;
    const char *str;
    int offset, size, length;

    int i;
    Tcl_Obj *valuePtr, *elementPtr;
    Tcl_HashTable numberCacheHash;
    Tcl_HashTable *numberCachePtr;


    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"value formatString ?varName ...?");
	return TCL_ERROR;
    }
    numberCachePtr = &numberCacheHash;
................................................................................
    int type)			/* What type of thing are we copying? */
{
    switch (NeedReversing(type)) {
    case 0:
	memcpy(to, from, length);
	break;
    case 1: {
	const unsigned char *fromPtr = from;
	unsigned char *toPtr = to;

	switch (length) {
	case 4:
	    toPtr[0] = fromPtr[3];
	    toPtr[1] = fromPtr[2];
	    toPtr[2] = fromPtr[1];
	    toPtr[3] = fromPtr[0];
................................................................................
	    toPtr[6] = fromPtr[1];
	    toPtr[7] = fromPtr[0];
	    break;
	}
	break;
    }
    case 2: {
	const unsigned char *fromPtr = from;
	unsigned char *toPtr = to;

	toPtr[0] = fromPtr[4];
	toPtr[1] = fromPtr[5];
	toPtr[2] = fromPtr[6];
	toPtr[3] = fromPtr[7];
	toPtr[4] = fromPtr[0];
	toPtr[5] = fromPtr[1];
	toPtr[6] = fromPtr[2];
	toPtr[7] = fromPtr[3];
	break;
    }
    case 3: {
	const unsigned char *fromPtr = from;
	unsigned char *toPtr = to;

	toPtr[0] = fromPtr[3];
	toPtr[1] = fromPtr[2];
	toPtr[2] = fromPtr[1];
	toPtr[3] = fromPtr[0];
	toPtr[4] = fromPtr[7];
	toPtr[5] = fromPtr[6];
................................................................................
	} else {
	    Tcl_HashTable *tablePtr = *numberCachePtrPtr;
	    Tcl_HashEntry *hPtr;
	    int isNew;

	    hPtr = Tcl_CreateHashEntry(tablePtr, INT2PTR(value), &isNew);
	    if (!isNew) {
		return Tcl_GetHashValue(hPtr);
	    }
	    if (tablePtr->numEntries <= BINARY_SCAN_MAX_CACHE) {
		Tcl_Obj *objPtr = Tcl_NewWideIntObj(value);

		Tcl_IncrRefCount(objPtr);
		Tcl_SetHashValue(hPtr, objPtr);
		return objPtr;
................................................................................

    if (numberCachePtr == NULL) {
	return;
    }

    hEntry = Tcl_FirstHashEntry(numberCachePtr, &search);
    while (hEntry != NULL) {
	Tcl_Obj *value = Tcl_GetHashValue(hEntry);

	if (value != NULL) {
	    Tcl_DecrRefCount(value);
	}
	hEntry = Tcl_NextHashEntry(&search);
    }
    Tcl_DeleteHashTable(numberCachePtr);
................................................................................
 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryEncodeHex(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data = NULL;
    unsigned char *cursor = NULL;
    int offset = 0, count = 0;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "data");
	return TCL_ERROR;
    }

    TclNewObj(resultObj);
................................................................................
 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryDecodeHex(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data, *datastart, *dataend;
    unsigned char *begin, *cursor, c;
    int i, index, value, size, count = 0, cut = 0, strict = 0;
    enum {OPT_STRICT };
    static const char *const optStrings[] = { "-strict", NULL };


    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?options? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; ++i) {
	if (Tcl_GetIndexFromObj(interp, objv[i], optStrings, "option",
................................................................................
	if (cursor > limit) {				\
	    Tcl_Panic("limit hit");			\
	}						\
    } while (0)

static int
BinaryEncode64(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj;
    unsigned char *data, *cursor, *limit;
    int maxlen = 0;
    const char *wrapchar = "\n";
    int wrapcharlen = 1;
    int offset, i, index, size, outindex = 0, count = 0;
    enum { OPT_MAXLEN, OPT_WRAPCHAR };
    static const char *const optStrings[] = { "-maxlen", "-wrapchar", NULL };


    if (objc < 2 || objc % 2 != 0) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-maxlen len? ?-wrapchar char? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; i += 2) {
................................................................................
 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryEncodeUu(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj;
    unsigned char *data, *start, *cursor;
    int offset, count, rawLength, n, i, j, bits, index;
    int lineLength = 61;
    const unsigned char SingleNewline[] = { (unsigned char) '\n' };
    const unsigned char *wrapchar = SingleNewline;
    int wrapcharlen = sizeof(SingleNewline);
    enum { OPT_MAXLEN, OPT_WRAPCHAR };
    static const char *const optStrings[] = { "-maxlen", "-wrapchar", NULL };


    if (objc < 2 || objc % 2 != 0) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-maxlen len? ?-wrapchar char? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; i += 2) {
................................................................................
 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryDecodeUu(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data, *datastart, *dataend;
    unsigned char *begin, *cursor;
    int i, index, size, count = 0, strict = 0, lineLen;
    unsigned char c;
    enum { OPT_STRICT };
    static const char *const optStrings[] = { "-strict", NULL };


    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?options? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; ++i) {
	if (Tcl_GetIndexFromObj(interp, objv[i], optStrings, "option",
................................................................................
 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryDecode64(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data, *datastart, *dataend, c = '\0';
    unsigned char *begin = NULL;
    unsigned char *cursor = NULL;
    int strict = 0;
    int i, index, size, cut = 0, count = 0;
    enum { OPT_STRICT };
    static const char *const optStrings[] = { "-strict", NULL };


    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?options? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; ++i) {
	if (Tcl_GetIndexFromObj(interp, objv[i], optStrings, "option",






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#ifdef TCL_MEM_DEBUG
    Tcl_Obj *objPtr;

    TclDbNewObj(objPtr, file, line);
    Tcl_SetByteArrayObj(objPtr, bytes, length);
    return objPtr;
#else /* if not TCL_MEM_DEBUG */
    (void)file;
    (void)line;
    return Tcl_NewByteArrayObj(bytes, length);
#endif /* TCL_MEM_DEBUG */
}
 
/*
 *---------------------------------------------------------------------------
 *
................................................................................
	Tcl_Panic("%s called with shared object", "Tcl_SetByteArrayObj");
    }
    TclInvalidateStringRep(objPtr);

    if (length < 0) {
	length = 0;
    }
    byteArrayPtr = (ByteArray *)ckalloc(BYTEARRAY_SIZE(length));
    byteArrayPtr->used = length;
    byteArrayPtr->allocated = length;

    if ((bytes != NULL) && (length > 0)) {
	memcpy(byteArrayPtr->bytes, bytes, length);
    }
    SET_BYTEARRAY(&ir, byteArrayPtr);
................................................................................
		irPtr = TclFetchIntRep(objPtr, &tclByteArrayType);
	    }
	}
    }

    byteArrayPtr = GET_BYTEARRAY(irPtr);
    if (newLength > byteArrayPtr->allocated) {
	byteArrayPtr = (ByteArray *)ckrealloc(byteArrayPtr, BYTEARRAY_SIZE(newLength));
	byteArrayPtr->allocated = newLength;
	SET_BYTEARRAY(irPtr, byteArrayPtr);
    }
    TclInvalidateStringRep(objPtr);
    byteArrayPtr->used = newLength;
    return byteArrayPtr->bytes;
}
................................................................................
 *	A ByteArray object is stored as the internal rep of objPtr.
 *
 *----------------------------------------------------------------------
 */

static int
SetByteArrayFromAny(
    Tcl_Interp *dummy,		/* Not used. */
    Tcl_Obj *objPtr)		/* The object to convert to type ByteArray. */
{
    size_t length;
    int improper = 0;
    const char *src, *srcEnd;
    unsigned char *dst;
    Tcl_UniChar ch = 0;
    ByteArray *byteArrayPtr;
    Tcl_ObjIntRep ir;
    (void)dummy;

    if (TclHasIntRep(objPtr, &properByteArrayType)) {
	return TCL_OK;
    }
    if (TclHasIntRep(objPtr, &tclByteArrayType)) {
	return TCL_OK;
    }

    src = TclGetString(objPtr);
    length = objPtr->length;
    srcEnd = src + length;

    byteArrayPtr = (ByteArray *)ckalloc(BYTEARRAY_SIZE(length));
    for (dst = byteArrayPtr->bytes; src < srcEnd; ) {
	src += TclUtfToUniChar(src, &ch);
	improper = improper || (ch > 255);
	*dst++ = UCHAR(ch);
    }

    byteArrayPtr->used = dst - byteArrayPtr->bytes;
................................................................................
    unsigned int length;
    ByteArray *srcArrayPtr, *copyArrayPtr;
    Tcl_ObjIntRep ir;

    srcArrayPtr = GET_BYTEARRAY(TclFetchIntRep(srcPtr, &tclByteArrayType));
    length = srcArrayPtr->used;

    copyArrayPtr = (ByteArray *)ckalloc(BYTEARRAY_SIZE(length));
    copyArrayPtr->used = length;
    copyArrayPtr->allocated = length;
    memcpy(copyArrayPtr->bytes, srcArrayPtr->bytes, length);

    SET_BYTEARRAY(&ir, copyArrayPtr);
    Tcl_StoreIntRep(copyPtr, &tclByteArrayType, &ir);
}
................................................................................
    unsigned int length;
    ByteArray *srcArrayPtr, *copyArrayPtr;
    Tcl_ObjIntRep ir;

    srcArrayPtr = GET_BYTEARRAY(TclFetchIntRep(srcPtr, &properByteArrayType));
    length = srcArrayPtr->used;

    copyArrayPtr = (ByteArray *)ckalloc(BYTEARRAY_SIZE(length));
    copyArrayPtr->used = length;
    copyArrayPtr->allocated = length;
    memcpy(copyArrayPtr->bytes, srcArrayPtr->bytes, length);

    SET_BYTEARRAY(&ir, copyArrayPtr);
    Tcl_StoreIntRep(copyPtr, &properByteArrayType, &ir);
}
................................................................................

	if (needed <= INT_MAX/2) {
	    /*
	     * Try to allocate double the total space that is needed.
	     */

	    attempt = 2 * needed;
	    ptr = (ByteArray *)attemptckrealloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
	}
	if (ptr == NULL) {
	    /*
	     * Try to allocate double the increment that is needed (plus).
	     */

	    unsigned int limit = INT_MAX - needed;
	    unsigned int extra = length + TCL_MIN_GROWTH;
	    int growth = (int) ((extra > limit) ? limit : extra);

	    attempt = needed + growth;
	    ptr = (ByteArray *)attemptckrealloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
	}
	if (ptr == NULL) {
	    /*
	     * Last chance: Try to allocate exactly what is needed.
	     */

	    attempt = needed;
	    ptr = (ByteArray *)ckrealloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
	}
	byteArrayPtr = ptr;
	byteArrayPtr->allocated = attempt;
	SET_BYTEARRAY(irPtr, byteArrayPtr);
    }

    if (bytes) {
................................................................................
    unsigned char *buffer;	/* Start of result buffer. */
    unsigned char *cursor;	/* Current position within result buffer. */
    unsigned char *maxPos;	/* Greatest position within result buffer that
				 * cursor has visited.*/
    const char *errorString;
    const char *errorValue, *str;
    int offset, size, length;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "formatString ?arg ...?");
	return TCL_ERROR;
    }

    /*
................................................................................
    int flags;			/* Format field flags */
    const char *format;		/* Pointer to current position in format
				 * string. */
    Tcl_Obj *resultPtr = NULL;	/* Object holding result buffer. */
    unsigned char *buffer;	/* Start of result buffer. */
    const char *errorString;
    const char *str;
    int offset, size, length, i;


    Tcl_Obj *valuePtr, *elementPtr;
    Tcl_HashTable numberCacheHash;
    Tcl_HashTable *numberCachePtr;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"value formatString ?varName ...?");
	return TCL_ERROR;
    }
    numberCachePtr = &numberCacheHash;
................................................................................
    int type)			/* What type of thing are we copying? */
{
    switch (NeedReversing(type)) {
    case 0:
	memcpy(to, from, length);
	break;
    case 1: {
	const unsigned char *fromPtr = (const unsigned char *)from;
	unsigned char *toPtr = (unsigned char *)to;

	switch (length) {
	case 4:
	    toPtr[0] = fromPtr[3];
	    toPtr[1] = fromPtr[2];
	    toPtr[2] = fromPtr[1];
	    toPtr[3] = fromPtr[0];
................................................................................
	    toPtr[6] = fromPtr[1];
	    toPtr[7] = fromPtr[0];
	    break;
	}
	break;
    }
    case 2: {
	const unsigned char *fromPtr = (const unsigned char *)from;
	unsigned char *toPtr = (unsigned char *)to;

	toPtr[0] = fromPtr[4];
	toPtr[1] = fromPtr[5];
	toPtr[2] = fromPtr[6];
	toPtr[3] = fromPtr[7];
	toPtr[4] = fromPtr[0];
	toPtr[5] = fromPtr[1];
	toPtr[6] = fromPtr[2];
	toPtr[7] = fromPtr[3];
	break;
    }
    case 3: {
	const unsigned char *fromPtr = (const unsigned char *)from;
	unsigned char *toPtr = (unsigned char *)to;

	toPtr[0] = fromPtr[3];
	toPtr[1] = fromPtr[2];
	toPtr[2] = fromPtr[1];
	toPtr[3] = fromPtr[0];
	toPtr[4] = fromPtr[7];
	toPtr[5] = fromPtr[6];
................................................................................
	} else {
	    Tcl_HashTable *tablePtr = *numberCachePtrPtr;
	    Tcl_HashEntry *hPtr;
	    int isNew;

	    hPtr = Tcl_CreateHashEntry(tablePtr, INT2PTR(value), &isNew);
	    if (!isNew) {
		return (Tcl_Obj *)Tcl_GetHashValue(hPtr);
	    }
	    if (tablePtr->numEntries <= BINARY_SCAN_MAX_CACHE) {
		Tcl_Obj *objPtr = Tcl_NewWideIntObj(value);

		Tcl_IncrRefCount(objPtr);
		Tcl_SetHashValue(hPtr, objPtr);
		return objPtr;
................................................................................

    if (numberCachePtr == NULL) {
	return;
    }

    hEntry = Tcl_FirstHashEntry(numberCachePtr, &search);
    while (hEntry != NULL) {
	Tcl_Obj *value = (Tcl_Obj *)Tcl_GetHashValue(hEntry);

	if (value != NULL) {
	    Tcl_DecrRefCount(value);
	}
	hEntry = Tcl_NextHashEntry(&search);
    }
    Tcl_DeleteHashTable(numberCachePtr);
................................................................................
 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryEncodeHex(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data = NULL;
    unsigned char *cursor = NULL;
    int offset = 0, count = 0;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "data");
	return TCL_ERROR;
    }

    TclNewObj(resultObj);
................................................................................
 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryDecodeHex(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data, *datastart, *dataend;
    unsigned char *begin, *cursor, c;
    int i, index, value, size, count = 0, cut = 0, strict = 0;
    enum {OPT_STRICT };
    static const char *const optStrings[] = { "-strict", NULL };
    (void)dummy;

    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?options? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; ++i) {
	if (Tcl_GetIndexFromObj(interp, objv[i], optStrings, "option",
................................................................................
	if (cursor > limit) {				\
	    Tcl_Panic("limit hit");			\
	}						\
    } while (0)

static int
BinaryEncode64(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj;
    unsigned char *data, *cursor, *limit;
    int maxlen = 0;
    const char *wrapchar = "\n";
    int wrapcharlen = 1;
    int offset, i, index, size, outindex = 0, count = 0;
    enum { OPT_MAXLEN, OPT_WRAPCHAR };
    static const char *const optStrings[] = { "-maxlen", "-wrapchar", NULL };
    (void)dummy;

    if (objc < 2 || objc % 2 != 0) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-maxlen len? ?-wrapchar char? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; i += 2) {
................................................................................
 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryEncodeUu(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj;
    unsigned char *data, *start, *cursor;
    int offset, count, rawLength, n, i, j, bits, index;
    int lineLength = 61;
    const unsigned char SingleNewline[] = { (unsigned char) '\n' };
    const unsigned char *wrapchar = SingleNewline;
    int wrapcharlen = sizeof(SingleNewline);
    enum { OPT_MAXLEN, OPT_WRAPCHAR };
    static const char *const optStrings[] = { "-maxlen", "-wrapchar", NULL };
    (void)dummy;

    if (objc < 2 || objc % 2 != 0) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-maxlen len? ?-wrapchar char? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; i += 2) {
................................................................................
 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryDecodeUu(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data, *datastart, *dataend;
    unsigned char *begin, *cursor;
    int i, index, size, count = 0, strict = 0, lineLen;
    unsigned char c;
    enum { OPT_STRICT };
    static const char *const optStrings[] = { "-strict", NULL };
    (void)dummy;

    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?options? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; ++i) {
	if (Tcl_GetIndexFromObj(interp, objv[i], optStrings, "option",
................................................................................
 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryDecode64(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data, *datastart, *dataend, c = '\0';
    unsigned char *begin = NULL;
    unsigned char *cursor = NULL;
    int strict = 0;
    int i, index, size, cut = 0, count = 0;
    enum { OPT_STRICT };
    static const char *const optStrings[] = { "-strict", NULL };
    (void)dummy;

    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?options? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; ++i) {
	if (Tcl_GetIndexFromObj(interp, objv[i], optStrings, "option",

Changes to generic/tclClock.c.

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				 * epoch */
    Tcl_WideInt localSeconds;	/* Local time expressed in nominal seconds
				 * from the Posix epoch */
    int tzOffset;		/* Time zone offset in seconds east of
				 * Greenwich */
    Tcl_Obj *tzName;		/* Time zone name */
    int julianDay;		/* Julian Day Number in local time zone */
    enum {BCE=1, CE=0} era;	/* Era */
    int gregorian;		/* Flag == 1 if the date is Gregorian */
    int year;			/* Year of the era */
    int dayOfYear;		/* Day of the year (1 January == 1) */
    int month;			/* Month number */
    int dayOfMonth;		/* Day of the month */
    int iso8601Year;		/* ISO8601 week-based year */
    int iso8601Week;		/* ISO8601 week number */
................................................................................
	return;
    }

    /*
     * Create the client data, which is a refcounted literal pool.
     */

    data = ckalloc(sizeof(ClockClientData));
    data->refCount = 0;
    data->literals = ckalloc(LIT__END * sizeof(Tcl_Obj*));
    for (i = 0; i < LIT__END; ++i) {
	data->literals[i] = Tcl_NewStringObj(literals[i], -1);
	Tcl_IncrRefCount(data->literals[i]);
    }

    /*
     * Install the commands.
................................................................................
static int
ClockConvertlocaltoutcObjCmd(
    ClientData clientData,	/* Client data */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    ClockClientData *data = clientData;
    Tcl_Obj *const *literals = data->literals;
    Tcl_Obj *secondsObj;
    Tcl_Obj *dict;
    int changeover;
    TclDateFields fields;
    int created = 0;
    int status;
................................................................................
    ClientData clientData,	/* Opaque pointer to literal pool, etc. */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    TclDateFields fields;
    Tcl_Obj *dict;
    ClockClientData *data = clientData;
    Tcl_Obj *const *literals = data->literals;
    int changeover;

    /*
     * Check params.
     */

................................................................................
    Tcl_DictObjPut(NULL, dict, literals[LIT_TZOFFSET],
	    Tcl_NewWideIntObj(fields.tzOffset));
    Tcl_DictObjPut(NULL, dict, literals[LIT_JULIANDAY],
	    Tcl_NewWideIntObj(fields.julianDay));
    Tcl_DictObjPut(NULL, dict, literals[LIT_GREGORIAN],
	    Tcl_NewWideIntObj(fields.gregorian));
    Tcl_DictObjPut(NULL, dict, literals[LIT_ERA],
	    literals[fields.era ? LIT_BCE : LIT_CE]);
    Tcl_DictObjPut(NULL, dict, literals[LIT_YEAR],
	    Tcl_NewWideIntObj(fields.year));
    Tcl_DictObjPut(NULL, dict, literals[LIT_DAYOFYEAR],
	    Tcl_NewWideIntObj(fields.dayOfYear));
    Tcl_DictObjPut(NULL, dict, literals[LIT_MONTH],
	    Tcl_NewWideIntObj(fields.month));
    Tcl_DictObjPut(NULL, dict, literals[LIT_DAYOFMONTH],
................................................................................
    ClientData clientData,	/* Opaque pointer to literal pool, etc. */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    TclDateFields fields;
    Tcl_Obj *dict;
    ClockClientData *data = clientData;
    Tcl_Obj *const *literals = data->literals;
    int changeover;
    int copied = 0;
    int status;
    int era = 0;

    /*
     * Check params.
     */

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dict changeover");
	return TCL_ERROR;
    }
    dict = objv[1];
    if (FetchEraField(interp, dict, literals[LIT_ERA], &era) != TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_YEAR], &fields.year)
		!= TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_MONTH], &fields.month)
		!= TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_DAYOFMONTH],
		&fields.dayOfMonth) != TCL_OK
	    || TclGetIntFromObj(interp, objv[2], &changeover) != TCL_OK) {
	return TCL_ERROR;
    }
    fields.era = era;

    /*
     * Get Julian day.
     */

    GetJulianDayFromEraYearMonthDay(&fields, changeover);

................................................................................
    ClientData clientData,	/* Opaque pointer to literal pool, etc. */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    TclDateFields fields;
    Tcl_Obj *dict;
    ClockClientData *data = clientData;
    Tcl_Obj *const *literals = data->literals;
    int changeover;
    int copied = 0;
    int status;
    int era = 0;

    /*
     * Check params.
     */

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dict changeover");
	return TCL_ERROR;
    }
    dict = objv[1];
    if (FetchEraField(interp, dict, literals[LIT_ERA], &era) != TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_ISO8601YEAR],
		&fields.iso8601Year) != TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_ISO8601WEEK],
		&fields.iso8601Week) != TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_DAYOFWEEK],
		&fields.dayOfWeek) != TCL_OK
	    || TclGetIntFromObj(interp, objv[2], &changeover) != TCL_OK) {
	return TCL_ERROR;
    }
    fields.era = era;

    /*
     * Get Julian day.
     */

    GetJulianDayFromEraYearWeekDay(&fields, changeover);

................................................................................
	return TCL_ERROR;
    }

    /*
     * Fill in the date in 'fields' and use it to derive Julian Day.
     */

    fields->era = CE;
    fields->year = timeVal->tm_year + 1900;
    fields->month = timeVal->tm_mon + 1;
    fields->dayOfMonth = timeVal->tm_mday;
    GetJulianDayFromEraYearMonthDay(fields, changeover);

    /*
     * Convert that value to seconds.
................................................................................
    /*
     * Find the given date, minus three days, plus one year. That date's
     * iso8601 year is an upper bound on the ISO8601 year of the given date.
     */

    temp.julianDay = fields->julianDay - 3;
    GetGregorianEraYearDay(&temp, changeover);
    if (temp.era == BCE) {
	temp.iso8601Year = temp.year - 1;
    } else {
	temp.iso8601Year = temp.year + 1;
    }
    temp.iso8601Week = 1;
    temp.dayOfWeek = 1;
    GetJulianDayFromEraYearWeekDay(&temp, changeover);
................................................................................
    /*
     * temp.julianDay is now the start of an ISO8601 year, either the one
     * corresponding to the given date, or the one after. If we guessed high,
     * move one year earlier
     */

    if (fields->julianDay < temp.julianDay) {
	if (temp.era == BCE) {
	    temp.iso8601Year += 1;
	} else {
	    temp.iso8601Year -= 1;
	}
	GetJulianDayFromEraYearWeekDay(&temp, changeover);
    }

................................................................................
    year += n;

    /*
     * store era/year/day back into fields.
     */

    if (year <= 0) {
	fields->era = BCE;
	fields->year = 1 - year;
    } else {
	fields->era = CE;
	fields->year = year;
    }
    fields->dayOfYear = day + 1;
}
 
/*
 *----------------------------------------------------------------------
................................................................................
				 * given year */
    TclDateFields firstWeek;

    /*
     * Find January 4 in the ISO8601 year, which will always be in week 1.
     */

    firstWeek.era = fields->era;
    firstWeek.year = fields->iso8601Year;
    firstWeek.month = 1;
    firstWeek.dayOfMonth = 4;
    GetJulianDayFromEraYearMonthDay(&firstWeek, changeover);

    /*
     * Find Monday of week 1.
................................................................................
static void
GetJulianDayFromEraYearMonthDay(
    TclDateFields *fields,	/* Date to convert */
    int changeover)		/* Gregorian transition date as a Julian Day */
{
    int year, ym1, month, mm1, q, r, ym1o4, ym1o100, ym1o400;

    if (fields->era == BCE) {
	year = 1 - fields->year;
    } else {
	year = fields->year;
    }

    /*
     * Reduce month modulo 12.
................................................................................

    /*
     * Adjust the year after reducing the month.
     */

    fields->gregorian = 1;
    if (year < 1) {
	fields->era = BCE;
	fields->year = 1-year;
    } else {
	fields->era = CE;
	fields->year = year;
    }

    /*
     * Try an initial conversion in the Gregorian calendar.
     */

................................................................................

static int
IsGregorianLeapYear(
    TclDateFields *fields)	/* Date to test */
{
    int year = fields->year;

    if (fields->era == BCE) {
	year = 1 - year;
    }
    if (year%4 != 0) {
	return 0;
    } else if (!(fields->gregorian)) {
	return 1;
    } else if (year%400 == 0) {
................................................................................
    const time_t *timePtr)	/* Pointer to the number of seconds since the
				 * local system's epoch */
{
    /*
     * Get a thread-local buffer to hold the returned time.
     */

    struct tm *tmPtr = Tcl_GetThreadData(&tmKey, sizeof(struct tm));
#ifdef HAVE_LOCALTIME_R
    localtime_r(timePtr, tmPtr);
#else
    struct tm *sysTmPtr;

    Tcl_MutexLock(&clockMutex);
    sysTmPtr = localtime(timePtr);
................................................................................
static int
ClockParseformatargsObjCmd(
    ClientData clientData,	/* Client data containing literal pool */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const objv[])	/* Parameter vector */
{
    ClockClientData *dataPtr = clientData;
    Tcl_Obj **litPtr = dataPtr->literals;
    Tcl_Obj *results[3];	/* Format, locale and timezone */
#define formatObj results[0]
#define localeObj results[1]
#define timezoneObj results[2]
    int gmtFlag = 0;
    static const char *const options[] = { /* Command line options expected */
................................................................................
 *
 *----------------------------------------------------------------------
 */

static void
TzsetIfNecessary(void)
{
    static char* tzWas = INT2PTR(-1);	/* Previous value of TZ, protected by
				 * clockMutex. */
    const char *tzIsNow;	/* Current value of TZ */

    Tcl_MutexLock(&clockMutex);
    tzIsNow = getenv("TZ");
    if (tzIsNow != NULL && (tzWas == NULL || tzWas == INT2PTR(-1)
	    || strcmp(tzIsNow, tzWas) != 0)) {
	tzset();
	if (tzWas != NULL && tzWas != INT2PTR(-1)) {
	    ckfree(tzWas);
	}
	tzWas = ckalloc(strlen(tzIsNow) + 1);
	strcpy(tzWas, tzIsNow);
    } else if (tzIsNow == NULL && tzWas != NULL) {
	tzset();
	if (tzWas != INT2PTR(-1)) ckfree(tzWas);
	tzWas = NULL;
    }
    Tcl_MutexUnlock(&clockMutex);
................................................................................
 *----------------------------------------------------------------------
 */

static void
ClockDeleteCmdProc(
    ClientData clientData)	/* Opaque pointer to the client data */
{
    ClockClientData *data = clientData;
    int i;

    if (data->refCount-- <= 1) {
	for (i = 0; i < LIT__END; ++i) {
	    Tcl_DecrRefCount(data->literals[i]);
	}
	ckfree(data->literals);






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				 * epoch */
    Tcl_WideInt localSeconds;	/* Local time expressed in nominal seconds
				 * from the Posix epoch */
    int tzOffset;		/* Time zone offset in seconds east of
				 * Greenwich */
    Tcl_Obj *tzName;		/* Time zone name */
    int julianDay;		/* Julian Day Number in local time zone */
    int isBce;			/* 1 if BCE */
    int gregorian;		/* Flag == 1 if the date is Gregorian */
    int year;			/* Year of the era */
    int dayOfYear;		/* Day of the year (1 January == 1) */
    int month;			/* Month number */
    int dayOfMonth;		/* Day of the month */
    int iso8601Year;		/* ISO8601 week-based year */
    int iso8601Week;		/* ISO8601 week number */
................................................................................
	return;
    }

    /*
     * Create the client data, which is a refcounted literal pool.
     */

    data = (ClockClientData *)ckalloc(sizeof(ClockClientData));
    data->refCount = 0;
    data->literals = (Tcl_Obj **)ckalloc(LIT__END * sizeof(Tcl_Obj*));
    for (i = 0; i < LIT__END; ++i) {
	data->literals[i] = Tcl_NewStringObj(literals[i], -1);
	Tcl_IncrRefCount(data->literals[i]);
    }

    /*
     * Install the commands.
................................................................................
static int
ClockConvertlocaltoutcObjCmd(
    ClientData clientData,	/* Client data */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    ClockClientData *data = (ClockClientData *)clientData;
    Tcl_Obj *const *literals = data->literals;
    Tcl_Obj *secondsObj;
    Tcl_Obj *dict;
    int changeover;
    TclDateFields fields;
    int created = 0;
    int status;
................................................................................
    ClientData clientData,	/* Opaque pointer to literal pool, etc. */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    TclDateFields fields;
    Tcl_Obj *dict;
    ClockClientData *data = (ClockClientData *)clientData;
    Tcl_Obj *const *literals = data->literals;
    int changeover;

    /*
     * Check params.
     */

................................................................................
    Tcl_DictObjPut(NULL, dict, literals[LIT_TZOFFSET],
	    Tcl_NewWideIntObj(fields.tzOffset));
    Tcl_DictObjPut(NULL, dict, literals[LIT_JULIANDAY],
	    Tcl_NewWideIntObj(fields.julianDay));
    Tcl_DictObjPut(NULL, dict, literals[LIT_GREGORIAN],
	    Tcl_NewWideIntObj(fields.gregorian));
    Tcl_DictObjPut(NULL, dict, literals[LIT_ERA],
	    literals[fields.isBce ? LIT_BCE : LIT_CE]);
    Tcl_DictObjPut(NULL, dict, literals[LIT_YEAR],
	    Tcl_NewWideIntObj(fields.year));
    Tcl_DictObjPut(NULL, dict, literals[LIT_DAYOFYEAR],
	    Tcl_NewWideIntObj(fields.dayOfYear));
    Tcl_DictObjPut(NULL, dict, literals[LIT_MONTH],
	    Tcl_NewWideIntObj(fields.month));
    Tcl_DictObjPut(NULL, dict, literals[LIT_DAYOFMONTH],
................................................................................
    ClientData clientData,	/* Opaque pointer to literal pool, etc. */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    TclDateFields fields;
    Tcl_Obj *dict;
    ClockClientData *data = (ClockClientData *)clientData;
    Tcl_Obj *const *literals = data->literals;
    int changeover;
    int copied = 0;
    int status;
    int isBce = 0;

    /*
     * Check params.
     */

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dict changeover");
	return TCL_ERROR;
    }
    dict = objv[1];
    if (FetchEraField(interp, dict, literals[LIT_ERA], &isBce) != TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_YEAR], &fields.year)
		!= TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_MONTH], &fields.month)
		!= TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_DAYOFMONTH],
		&fields.dayOfMonth) != TCL_OK
	    || TclGetIntFromObj(interp, objv[2], &changeover) != TCL_OK) {
	return TCL_ERROR;
    }
    fields.isBce = isBce;

    /*
     * Get Julian day.
     */

    GetJulianDayFromEraYearMonthDay(&fields, changeover);

................................................................................
    ClientData clientData,	/* Opaque pointer to literal pool, etc. */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    TclDateFields fields;
    Tcl_Obj *dict;
    ClockClientData *data = (ClockClientData *)clientData;
    Tcl_Obj *const *literals = data->literals;
    int changeover;
    int copied = 0;
    int status;
    int isBce = 0;

    /*
     * Check params.
     */

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dict changeover");
	return TCL_ERROR;
    }
    dict = objv[1];
    if (FetchEraField(interp, dict, literals[LIT_ERA], &isBce) != TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_ISO8601YEAR],
		&fields.iso8601Year) != TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_ISO8601WEEK],
		&fields.iso8601Week) != TCL_OK
	    || FetchIntField(interp, dict, literals[LIT_DAYOFWEEK],
		&fields.dayOfWeek) != TCL_OK
	    || TclGetIntFromObj(interp, objv[2], &changeover) != TCL_OK) {
	return TCL_ERROR;
    }
    fields.isBce = isBce;

    /*
     * Get Julian day.
     */

    GetJulianDayFromEraYearWeekDay(&fields, changeover);

................................................................................
	return TCL_ERROR;
    }

    /*
     * Fill in the date in 'fields' and use it to derive Julian Day.
     */

    fields->isBce = 0;
    fields->year = timeVal->tm_year + 1900;
    fields->month = timeVal->tm_mon + 1;
    fields->dayOfMonth = timeVal->tm_mday;
    GetJulianDayFromEraYearMonthDay(fields, changeover);

    /*
     * Convert that value to seconds.
................................................................................
    /*
     * Find the given date, minus three days, plus one year. That date's
     * iso8601 year is an upper bound on the ISO8601 year of the given date.
     */

    temp.julianDay = fields->julianDay - 3;
    GetGregorianEraYearDay(&temp, changeover);
    if (temp.isBce) {
	temp.iso8601Year = temp.year - 1;
    } else {
	temp.iso8601Year = temp.year + 1;
    }
    temp.iso8601Week = 1;
    temp.dayOfWeek = 1;
    GetJulianDayFromEraYearWeekDay(&temp, changeover);
................................................................................
    /*
     * temp.julianDay is now the start of an ISO8601 year, either the one
     * corresponding to the given date, or the one after. If we guessed high,
     * move one year earlier
     */

    if (fields->julianDay < temp.julianDay) {
	if (temp.isBce) {
	    temp.iso8601Year += 1;
	} else {
	    temp.iso8601Year -= 1;
	}
	GetJulianDayFromEraYearWeekDay(&temp, changeover);
    }

................................................................................
    year += n;

    /*
     * store era/year/day back into fields.
     */

    if (year <= 0) {
	fields->isBce = 1;
	fields->year = 1 - year;
    } else {
	fields->isBce = 0;
	fields->year = year;
    }
    fields->dayOfYear = day + 1;
}
 
/*
 *----------------------------------------------------------------------
................................................................................
				 * given year */
    TclDateFields firstWeek;

    /*
     * Find January 4 in the ISO8601 year, which will always be in week 1.
     */

    firstWeek.isBce = fields->isBce;
    firstWeek.year = fields->iso8601Year;
    firstWeek.month = 1;
    firstWeek.dayOfMonth = 4;
    GetJulianDayFromEraYearMonthDay(&firstWeek, changeover);

    /*
     * Find Monday of week 1.
................................................................................
static void
GetJulianDayFromEraYearMonthDay(
    TclDateFields *fields,	/* Date to convert */
    int changeover)		/* Gregorian transition date as a Julian Day */
{
    int year, ym1, month, mm1, q, r, ym1o4, ym1o100, ym1o400;

    if (fields->isBce) {
	year = 1 - fields->year;
    } else {
	year = fields->year;
    }

    /*
     * Reduce month modulo 12.
................................................................................

    /*
     * Adjust the year after reducing the month.
     */

    fields->gregorian = 1;
    if (year < 1) {
	fields->isBce = 1;
	fields->year = 1-year;
    } else {
	fields->isBce = 0;
	fields->year = year;
    }

    /*
     * Try an initial conversion in the Gregorian calendar.
     */

................................................................................

static int
IsGregorianLeapYear(
    TclDateFields *fields)	/* Date to test */
{
    int year = fields->year;

    if (fields->isBce) {
	year = 1 - year;
    }
    if (year%4 != 0) {
	return 0;
    } else if (!(fields->gregorian)) {
	return 1;
    } else if (year%400 == 0) {
................................................................................
    const time_t *timePtr)	/* Pointer to the number of seconds since the
				 * local system's epoch */
{
    /*
     * Get a thread-local buffer to hold the returned time.
     */

    struct tm *tmPtr = (struct tm *)Tcl_GetThreadData(&tmKey, sizeof(struct tm));
#ifdef HAVE_LOCALTIME_R
    localtime_r(timePtr, tmPtr);
#else
    struct tm *sysTmPtr;

    Tcl_MutexLock(&clockMutex);
    sysTmPtr = localtime(timePtr);
................................................................................
static int
ClockParseformatargsObjCmd(
    ClientData clientData,	/* Client data containing literal pool */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const objv[])	/* Parameter vector */
{
    ClockClientData *dataPtr = (ClockClientData *)clientData;
    Tcl_Obj **litPtr = dataPtr->literals;
    Tcl_Obj *results[3];	/* Format, locale and timezone */
#define formatObj results[0]
#define localeObj results[1]
#define timezoneObj results[2]
    int gmtFlag = 0;
    static const char *const options[] = { /* Command line options expected */
................................................................................
 *
 *----------------------------------------------------------------------
 */

static void
TzsetIfNecessary(void)
{
    static char* tzWas = (char *)INT2PTR(-1);	/* Previous value of TZ, protected by
				 * clockMutex. */
    const char *tzIsNow;	/* Current value of TZ */

    Tcl_MutexLock(&clockMutex);
    tzIsNow = getenv("TZ");
    if (tzIsNow != NULL && (tzWas == NULL || tzWas == INT2PTR(-1)
	    || strcmp(tzIsNow, tzWas) != 0)) {
	tzset();
	if (tzWas != NULL && tzWas != INT2PTR(-1)) {
	    ckfree(tzWas);
	}
	tzWas = (char *)ckalloc(strlen(tzIsNow) + 1);
	strcpy(tzWas, tzIsNow);
    } else if (tzIsNow == NULL && tzWas != NULL) {
	tzset();
	if (tzWas != INT2PTR(-1)) ckfree(tzWas);
	tzWas = NULL;
    }
    Tcl_MutexUnlock(&clockMutex);
................................................................................
 *----------------------------------------------------------------------
 */

static void
ClockDeleteCmdProc(
    ClientData clientData)	/* Opaque pointer to the client data */
{
    ClockClientData *data = (ClockClientData *)clientData;
    int i;

    if (data->refCount-- <= 1) {
	for (i = 0; i < LIT__END; ++i) {
	    Tcl_DecrRefCount(data->literals[i]);
	}
	ckfree(data->literals);

Changes to generic/tclCmdAH.c.

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849


850
851
852
853
854
855
856
...
871
872
873
874
875
876
877

878
879
880
881
882
883
884
...
928
929
930
931
932
933
934

935
936
937
938
939
940
941
...
987
988
989
990
991
992
993

994
995
996
997
998
999
1000
....
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
....
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130

1131
1132
1133
1134
1135
1136
1137
....
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212

1213
1214
1215
1216
1217
1218
1219
....
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290

1291
1292
1293
1294
1295
1296
1297
....
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326

1327
1328
1329
1330
1331
1332
1333
....
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362

1363
1364
1365
1366
1367
1368
1369
....
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400

1401
1402
1403
1404
1405
1406
1407
....
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438

1439
1440
1441
1442
1443
1444
1445
....
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474


1475
1476
1477
1478
1479
1480
1481
....
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505


1506
1507
1508
1509
1510
1511
1512
....
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538

1539
1540
1541
1542
1543
1544
1545
....
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581

1582
1583
1584
1585
1586
1587
1588
....
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621


1622
1623
1624
1625
1626
1627
1628
....
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652


1653
1654
1655
1656
1657
1658
1659
....
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684

1685
1686
1687
1688
1689
1690
1691
....
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723

1724
1725
1726
1727
1728
1729
1730
....
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762

1763
1764
1765
1766
1767
1768
1769
....
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801

1802
1803
1804
1805
1806
1807
1808
....
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840

1841
1842
1843
1844
1845
1846
1847
....
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880


1881
1882
1883
1884
1885
1886
1887
....
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913

1914
1915
1916
1917
1918
1919
1920
....
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950

1951
1952
1953
1954
1955
1956
1957
....
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988

1989
1990
1991
1992
1993
1994
1995
....
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031

2032
2033
2034
2035
2036
2037
2038
....
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078


2079
2080
2081
2082
2083
2084
2085
....
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133


2134
2135
2136
2137
2138
2139
2140
....
2400
2401
2402
2403
2404
2405
2406

2407
2408
2409
2410
2411
2412
2413
....
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
....
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
....
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
....
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
....
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
....
2593
2594
2595
2596
2597
2598
2599


2600
2601
2602
2603
2604
2605
2606
....
2613
2614
2615
2616
2617
2618
2619

2620
2621
2622
2623
2624
2625
2626
....
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
....
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
....
2902
2903
2904
2905
2906
2907
2908

2909
2910
2911
2912
2913
2914
2915
int
Tcl_BreakObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    return TCL_BREAK;
}
 
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int i;
    int body, result, caseObjc;
    const char *stringPtr, *arg;
    Tcl_Obj *const *caseObjv;
    Tcl_Obj *armPtr;


    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"string ?in? ?pattern body ...? ?default body?");
	return TCL_ERROR;
    }

................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *varNamePtr = NULL;
    Tcl_Obj *optionVarNamePtr = NULL;
    Interp *iPtr = (Interp *) interp;


    if ((objc < 2) || (objc > 4)) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"script ?resultVarName? ?optionVarName?");
	return TCL_ERROR;
    }

................................................................................
CatchObjCmdCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int objc = PTR2INT(data[0]);
    Tcl_Obj *varNamePtr = data[1];
    Tcl_Obj *optionVarNamePtr = data[2];
    int rewind = iPtr->execEnvPtr->rewind;

    /*
     * We disable catch in interpreters where the limit has been exceeded.
     */

    if (rewind || Tcl_LimitExceeded(interp)) {
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *dir;
    int result;


    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?dirName?");
	return TCL_ERROR;
    }

    if (objc == 2) {
................................................................................
int
Tcl_ConcatObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{


    if (objc >= 2) {
	Tcl_SetObjResult(interp, Tcl_ConcatObj(objc-1, objv+1));
    }
    return TCL_OK;
}
 
/*
................................................................................
int
Tcl_ContinueObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    return TCL_CONTINUE;
}
 
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *data;		/* Byte array to convert */
    Tcl_DString ds;		/* Buffer to hold the string */
    Tcl_Encoding encoding;	/* Encoding to use */
    int length;			/* Length of the byte array being converted */
    const char *bytesPtr;	/* Pointer to the first byte of the array */


    if (objc == 2) {
	encoding = Tcl_GetEncoding(interp, NULL);
	data = objv[1];
    } else if (objc == 3) {
	if (Tcl_GetEncodingFromObj(interp, objv[1], &encoding) != TCL_OK) {
	    return TCL_ERROR;
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *data;		/* String to convert */
    Tcl_DString ds;		/* Buffer to hold the byte array */
    Tcl_Encoding encoding;	/* Encoding to use */
    int length;			/* Length of the string being converted */
    const char *stringPtr;	/* Pointer to the first byte of the string */


    /* TODO - ADJUST OBJ INDICES WHEN ENSEMBLIFYING THIS */

    if (objc == 2) {
	encoding = Tcl_GetEncoding(interp, NULL);
	data = objv[1];
    } else if (objc == 3) {
................................................................................
EncodingDirsObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *dirListObj;


    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?dirList?");
	return TCL_ERROR;
    }
    if (objc == 1) {
	Tcl_SetObjResult(interp, Tcl_GetEncodingSearchPath());
................................................................................
 * Results:
 *	Returns a standard Tcl result
 *
 *-----------------------------------------------------------------------------
 */

int
EncodingNamesObjCmd(ClientData dummy,       /* Unused */

		    Tcl_Interp* interp,	    /* Tcl interpreter */
		    int objc,		    /* Number of command line args */
		    Tcl_Obj* const objv[])  /* Vector of command line args */
{


    if (objc > 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    Tcl_GetEncodingNames(interp);
    return TCL_OK;
}
................................................................................
 * Side effects:
 *	May change the system encoding.
 *
 *-----------------------------------------------------------------------------
 */

int
EncodingSystemObjCmd(ClientData dummy,      /* Unused */

		     Tcl_Interp* interp,    /* Tcl interpreter */
		     int objc,		    /* Number of command line args */
		     Tcl_Obj* const objv[]) /* Vector of command line args */
{


    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?encoding?");
	return TCL_ERROR;
    }
    if (objc == 1) {
	Tcl_SetObjResult(interp,
			 Tcl_NewStringObj(Tcl_GetEncodingName(NULL), -1));
................................................................................
Tcl_ErrorObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *options, *optName;


    if ((objc < 2) || (objc > 4)) {
	Tcl_WrongNumArgs(interp, 1, objv, "message ?errorInfo? ?errorCode?");
	return TCL_ERROR;
    }

    TclNewLiteralStringObj(options, "-code error -level 0");
................................................................................
 *
 *----------------------------------------------------------------------
 */

	/* ARGSUSED */
static int
EvalCmdErrMsg(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{


    if (result == TCL_ERROR) {
	Tcl_AppendObjToErrorInfo(interp, Tcl_ObjPrintf(
		"\n    (\"eval\" body line %d)", Tcl_GetErrorLine(interp)));
    }
    return result;
}

................................................................................
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *objPtr;
    Interp *iPtr = (Interp *) interp;
    CmdFrame *invoker = NULL;
    int word = 0;


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "arg ?arg ...?");
	return TCL_ERROR;
    }

    if (objc == 2) {
................................................................................
Tcl_ExitObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_WideInt value;


    if ((objc != 1) && (objc != 2)) {
	Tcl_WrongNumArgs(interp, 1, objv, "?returnCode?");
	return TCL_ERROR;
    }

    if (objc == 1) {
................................................................................
TclNRExprObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *resultPtr, *objPtr;


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "arg ?arg ...?");
	return TCL_ERROR;
    }

    TclNewObj(resultPtr);
................................................................................

static int
ExprCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultPtr = data[0];
    Tcl_Obj *objPtr = data[1];

    if (objPtr != NULL) {
	Tcl_DecrRefCount(objPtr);
    }

    if (result == TCL_OK) {
	Tcl_SetObjResult(interp, resultPtr);
................................................................................
 *	May update the access time on the file, if requested by the user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrAccessTimeCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    struct utimbuf tval;


    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name ?time?");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrModifyTimeCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    struct utimbuf tval;


    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name ?time?");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	Writes to an array named by the user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrLinkStatCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;


    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name varName");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSLstat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	Writes to an array named by the user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrStatCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;


    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name varName");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrTypeCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSLstat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrSizeCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsDirectoryCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    int value = 0;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(NULL, objv[1], Tcl_FSStat, &buf) == TCL_OK) {
	value = S_ISDIR(buf.st_mode);
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsExecutableCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], X_OK);
}
 
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsExistingCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], F_OK);
}
 
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsFileCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    int value = 0;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(NULL, objv[1], Tcl_FSStat, &buf) == TCL_OK) {
	value = S_ISREG(buf.st_mode);
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsOwnedCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
#ifdef __CYGWIN__
#define geteuid() (short)(geteuid)()
#endif
#if !defined(_WIN32)
    Tcl_StatBuf buf;
#endif
    int value = 0;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
#if defined(_WIN32)
    value = TclWinFileOwned(objv[1]);
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsReadableCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], R_OK);
}
 
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsWritableCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], W_OK);
}
 
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathDirNameCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_DIRNAME);
    if (dirPtr == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathExtensionCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_EXTENSION);
    if (dirPtr == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathRootNameCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_ROOT);
    if (dirPtr == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathTailCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_TAIL);
    if (dirPtr == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathFilesystemCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *fsInfo;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    fsInfo = Tcl_FSFileSystemInfo(objv[1]);
    if (fsInfo == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathJoinCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name ?name ...?");
	return TCL_ERROR;
    }
    Tcl_SetObjResult(interp, TclJoinPath(objc - 1, objv + 1, 0));
    return TCL_OK;
}
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathNativeNameCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_DString ds;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (Tcl_TranslateFileName(interp, TclGetString(objv[1]), &ds) == NULL) {
	return TCL_ERROR;
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathNormalizeCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *fileName;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    fileName = Tcl_FSGetNormalizedPath(interp, objv[1]);
    if (fileName == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathSplitCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *res;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    res = Tcl_FSSplitPath(objv[1], NULL);
    if (res == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathTypeCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *typeName;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    switch (Tcl_FSGetPathType(objv[1])) {
    case TCL_PATH_ABSOLUTE:
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FilesystemSeparatorCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{


    if (objc < 1 || objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?name?");
	return TCL_ERROR;
    }
    if (objc == 1) {
	const char *separator = NULL; /* lint */

................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FilesystemVolumesCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    Tcl_SetObjResult(interp, Tcl_FSListVolumes());
    return TCL_OK;
}
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    ForIterData *iterPtr;


    if (objc != 5) {
	Tcl_WrongNumArgs(interp, 1, objv, "start test next command");
	return TCL_ERROR;
    }

    TclSmallAllocEx(interp, sizeof(ForIterData), iterPtr);
................................................................................

static int
ForSetupCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ForIterData *iterPtr = data[0];

    if (result != TCL_OK) {
	if (result == TCL_ERROR) {
	    Tcl_AddErrorInfo(interp, "\n    (\"for\" initial command)");
	}
	TclSmallFreeEx(interp, iterPtr);
	return result;
................................................................................

int
TclNRForIterCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ForIterData *iterPtr = data[0];
    Tcl_Obj *boolObj;

    switch (result) {
    case TCL_OK:
    case TCL_CONTINUE:
	/*
	 * We need to reset the result before evaluating the expression.
................................................................................
static int
ForCondCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    ForIterData *iterPtr = data[0];
    Tcl_Obj *boolObj = data[1];
    int value;

    if (result != TCL_OK) {
	Tcl_DecrRefCount(boolObj);
	TclSmallFreeEx(interp, iterPtr);
	return result;
    } else if (Tcl_GetBooleanFromObj(interp, boolObj, &value) != TCL_OK) {
................................................................................
static int
ForNextCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    ForIterData *iterPtr = data[0];
    Tcl_Obj *next = iterPtr->next;

    if ((result == TCL_OK) || (result == TCL_CONTINUE)) {
	TclNRAddCallback(interp, ForPostNextCallback, iterPtr, NULL, NULL,
		NULL);

	/*
................................................................................

static int
ForPostNextCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ForIterData *iterPtr = data[0];

    if ((result != TCL_BREAK) && (result != TCL_OK)) {
	if (result == TCL_ERROR) {
	    Tcl_AddErrorInfo(interp, "\n    (\"for\" loop-end command)");
	    TclSmallFreeEx(interp, iterPtr);
	}
	return result;
................................................................................
int
TclNRForeachCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{


    return EachloopCmd(interp, TCL_EACH_KEEP_NONE, objc, objv);
}

int
Tcl_LmapObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
................................................................................
int
TclNRLmapCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{

    return EachloopCmd(interp, TCL_EACH_COLLECT, objc, objv);
}

static inline int
EachloopCmd(
    Tcl_Interp *interp,		/* Our context for variables and script
				 * evaluation. */
................................................................................
     *		statePtr->argvList[i].
     *
     * The setting up of all of these pointers is moderately messy, but allows
     * the rest of this code to be simple and for us to use a single memory
     * allocation for better performance.
     */

    statePtr = TclStackAlloc(interp,
	    sizeof(struct ForeachState) + 3 * numLists * sizeof(int)
	    + 2 * numLists * (sizeof(Tcl_Obj **) + sizeof(Tcl_Obj *)));
    memset(statePtr, 0,
	    sizeof(struct ForeachState) + 3 * numLists * sizeof(int)
	    + 2 * numLists * (sizeof(Tcl_Obj **) + sizeof(Tcl_Obj *)));
    statePtr->varvList = (Tcl_Obj ***) (statePtr + 1);
    statePtr->argvList = statePtr->varvList + numLists;
................................................................................

static int
ForeachLoopStep(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    struct ForeachState *statePtr = data[0];

    /*
     * Process the result code from this run of the [foreach] body. Note that
     * this switch uses fallthroughs in several places. Maintainer aware!
     */

    switch (result) {
................................................................................
Tcl_FormatObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *resultPtr;		/* Where result is stored finally. */


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "formatString ?arg ...?");
	return TCL_ERROR;
    }

    resultPtr = Tcl_Format(interp, TclGetString(objv[1]), objc-2, objv+2);






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int
Tcl_BreakObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    return TCL_BREAK;
}
 
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int i;
    int body, result, caseObjc;
    const char *stringPtr, *arg;
    Tcl_Obj *const *caseObjv;
    Tcl_Obj *armPtr;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"string ?in? ?pattern body ...? ?default body?");
	return TCL_ERROR;
    }

................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *varNamePtr = NULL;
    Tcl_Obj *optionVarNamePtr = NULL;
    Interp *iPtr = (Interp *) interp;
    (void)dummy;

    if ((objc < 2) || (objc > 4)) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"script ?resultVarName? ?optionVarName?");
	return TCL_ERROR;
    }

................................................................................
CatchObjCmdCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int objc = PTR2INT(data[0]);
    Tcl_Obj *varNamePtr = (Tcl_Obj *)data[1];
    Tcl_Obj *optionVarNamePtr = (Tcl_Obj *)data[2];
    int rewind = iPtr->execEnvPtr->rewind;

    /*
     * We disable catch in interpreters where the limit has been exceeded.
     */

    if (rewind || Tcl_LimitExceeded(interp)) {
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *dir;
    int result;
    (void)dummy;

    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?dirName?");
	return TCL_ERROR;
    }

    if (objc == 2) {
................................................................................
int
Tcl_ConcatObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc >= 2) {
	Tcl_SetObjResult(interp, Tcl_ConcatObj(objc-1, objv+1));
    }
    return TCL_OK;
}
 
/*
................................................................................
int
Tcl_ContinueObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    return TCL_CONTINUE;
}
 
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *data;		/* Byte array to convert */
    Tcl_DString ds;		/* Buffer to hold the string */
    Tcl_Encoding encoding;	/* Encoding to use */
    int length;			/* Length of the byte array being converted */
    const char *bytesPtr;	/* Pointer to the first byte of the array */
    (void)dummy;

    if (objc == 2) {
	encoding = Tcl_GetEncoding(interp, NULL);
	data = objv[1];
    } else if (objc == 3) {
	if (Tcl_GetEncodingFromObj(interp, objv[1], &encoding) != TCL_OK) {
	    return TCL_ERROR;
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *data;		/* String to convert */
    Tcl_DString ds;		/* Buffer to hold the byte array */
    Tcl_Encoding encoding;	/* Encoding to use */
    int length;			/* Length of the string being converted */
    const char *stringPtr;	/* Pointer to the first byte of the string */
    (void)dummy;

    /* TODO - ADJUST OBJ INDICES WHEN ENSEMBLIFYING THIS */

    if (objc == 2) {
	encoding = Tcl_GetEncoding(interp, NULL);
	data = objv[1];
    } else if (objc == 3) {
................................................................................
EncodingDirsObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *dirListObj;
    (void)dummy;

    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?dirList?");
	return TCL_ERROR;
    }
    if (objc == 1) {
	Tcl_SetObjResult(interp, Tcl_GetEncodingSearchPath());
................................................................................
 * Results:
 *	Returns a standard Tcl result
 *
 *-----------------------------------------------------------------------------
 */

int
EncodingNamesObjCmd(
		    ClientData dummy,		/* Not used. */
		    Tcl_Interp* interp,	    /* Tcl interpreter */
		    int objc,		    /* Number of command line args */
		    Tcl_Obj* const objv[])  /* Vector of command line args */
{
    (void)dummy;

    if (objc > 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    Tcl_GetEncodingNames(interp);
    return TCL_OK;
}
................................................................................
 * Side effects:
 *	May change the system encoding.
 *
 *-----------------------------------------------------------------------------
 */

int
EncodingSystemObjCmd(
		     ClientData dummy,		/* Not used. */
		     Tcl_Interp* interp,    /* Tcl interpreter */
		     int objc,		    /* Number of command line args */
		     Tcl_Obj* const objv[]) /* Vector of command line args */
{
    (void)dummy;

    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?encoding?");
	return TCL_ERROR;
    }
    if (objc == 1) {
	Tcl_SetObjResult(interp,
			 Tcl_NewStringObj(Tcl_GetEncodingName(NULL), -1));
................................................................................
Tcl_ErrorObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *options, *optName;
    (void)dummy;

    if ((objc < 2) || (objc > 4)) {
	Tcl_WrongNumArgs(interp, 1, objv, "message ?errorInfo? ?errorCode?");
	return TCL_ERROR;
    }

    TclNewLiteralStringObj(options, "-code error -level 0");
................................................................................
 *
 *----------------------------------------------------------------------
 */

	/* ARGSUSED */
static int
EvalCmdErrMsg(
    ClientData dummy[],
    Tcl_Interp *interp,
    int result)
{
    (void)dummy;

    if (result == TCL_ERROR) {
	Tcl_AppendObjToErrorInfo(interp, Tcl_ObjPrintf(
		"\n    (\"eval\" body line %d)", Tcl_GetErrorLine(interp)));
    }
    return result;
}

................................................................................
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *objPtr;
    Interp *iPtr = (Interp *) interp;
    CmdFrame *invoker = NULL;
    int word = 0;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "arg ?arg ...?");
	return TCL_ERROR;
    }

    if (objc == 2) {
................................................................................
Tcl_ExitObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_WideInt value;
    (void)dummy;

    if ((objc != 1) && (objc != 2)) {
	Tcl_WrongNumArgs(interp, 1, objv, "?returnCode?");
	return TCL_ERROR;
    }

    if (objc == 1) {
................................................................................
TclNRExprObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *resultPtr, *objPtr;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "arg ?arg ...?");
	return TCL_ERROR;
    }

    TclNewObj(resultPtr);
................................................................................

static int
ExprCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultPtr = (Tcl_Obj *)data[0];
    Tcl_Obj *objPtr = (Tcl_Obj *)data[1];

    if (objPtr != NULL) {
	Tcl_DecrRefCount(objPtr);
    }

    if (result == TCL_OK) {
	Tcl_SetObjResult(interp, resultPtr);
................................................................................
 *	May update the access time on the file, if requested by the user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrAccessTimeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    struct utimbuf tval;
    (void)dummy;

    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name ?time?");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrModifyTimeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    struct utimbuf tval;
    (void)dummy;

    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name ?time?");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	Writes to an array named by the user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrLinkStatCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name varName");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSLstat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	Writes to an array named by the user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrStatCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name varName");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrTypeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSLstat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrSizeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsDirectoryCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    int value = 0;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(NULL, objv[1], Tcl_FSStat, &buf) == TCL_OK) {
	value = S_ISDIR(buf.st_mode);
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsExecutableCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], X_OK);
}
 
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsExistingCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], F_OK);
}
 
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsFileCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    int value = 0;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(NULL, objv[1], Tcl_FSStat, &buf) == TCL_OK) {
	value = S_ISREG(buf.st_mode);
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsOwnedCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
#ifdef __CYGWIN__
#define geteuid() (short)(geteuid)()
#endif
#if !defined(_WIN32)
    Tcl_StatBuf buf;
#endif
    int value = 0;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
#if defined(_WIN32)
    value = TclWinFileOwned(objv[1]);
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsReadableCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], R_OK);
}
 
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsWritableCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], W_OK);
}
 
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathDirNameCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_DIRNAME);
    if (dirPtr == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathExtensionCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_EXTENSION);
    if (dirPtr == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathRootNameCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_ROOT);
    if (dirPtr == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathTailCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_TAIL);
    if (dirPtr == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathFilesystemCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *fsInfo;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    fsInfo = Tcl_FSFileSystemInfo(objv[1]);
    if (fsInfo == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathJoinCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name ?name ...?");
	return TCL_ERROR;
    }
    Tcl_SetObjResult(interp, TclJoinPath(objc - 1, objv + 1, 0));
    return TCL_OK;
}
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathNativeNameCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_DString ds;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (Tcl_TranslateFileName(interp, TclGetString(objv[1]), &ds) == NULL) {
	return TCL_ERROR;
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathNormalizeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *fileName;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    fileName = Tcl_FSGetNormalizedPath(interp, objv[1]);
    if (fileName == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathSplitCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *res;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    res = Tcl_FSSplitPath(objv[1], NULL);
    if (res == NULL) {
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathTypeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *typeName;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    switch (Tcl_FSGetPathType(objv[1])) {
    case TCL_PATH_ABSOLUTE:
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FilesystemSeparatorCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc < 1 || objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?name?");
	return TCL_ERROR;
    }
    if (objc == 1) {
	const char *separator = NULL; /* lint */

................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FilesystemVolumesCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    Tcl_SetObjResult(interp, Tcl_FSListVolumes());
    return TCL_OK;
}
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    ForIterData *iterPtr;
    (void)dummy;

    if (objc != 5) {
	Tcl_WrongNumArgs(interp, 1, objv, "start test next command");
	return TCL_ERROR;
    }

    TclSmallAllocEx(interp, sizeof(ForIterData), iterPtr);
................................................................................

static int
ForSetupCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ForIterData *iterPtr = (ForIterData *)data[0];

    if (result != TCL_OK) {
	if (result == TCL_ERROR) {
	    Tcl_AddErrorInfo(interp, "\n    (\"for\" initial command)");
	}
	TclSmallFreeEx(interp, iterPtr);
	return result;
................................................................................

int
TclNRForIterCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ForIterData *iterPtr = (ForIterData *)data[0];
    Tcl_Obj *boolObj;

    switch (result) {
    case TCL_OK:
    case TCL_CONTINUE:
	/*
	 * We need to reset the result before evaluating the expression.
................................................................................
static int
ForCondCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    ForIterData *iterPtr = (ForIterData *)data[0];
    Tcl_Obj *boolObj = (Tcl_Obj *)data[1];
    int value;

    if (result != TCL_OK) {
	Tcl_DecrRefCount(boolObj);
	TclSmallFreeEx(interp, iterPtr);
	return result;
    } else if (Tcl_GetBooleanFromObj(interp, boolObj, &value) != TCL_OK) {
................................................................................
static int
ForNextCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    ForIterData *iterPtr = (ForIterData *)data[0];
    Tcl_Obj *next = iterPtr->next;

    if ((result == TCL_OK) || (result == TCL_CONTINUE)) {
	TclNRAddCallback(interp, ForPostNextCallback, iterPtr, NULL, NULL,
		NULL);

	/*
................................................................................

static int
ForPostNextCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ForIterData *iterPtr = (ForIterData *)data[0];

    if ((result != TCL_BREAK) && (result != TCL_OK)) {
	if (result == TCL_ERROR) {
	    Tcl_AddErrorInfo(interp, "\n    (\"for\" loop-end command)");
	    TclSmallFreeEx(interp, iterPtr);
	}
	return result;
................................................................................
int
TclNRForeachCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    return EachloopCmd(interp, TCL_EACH_KEEP_NONE, objc, objv);
}

int
Tcl_LmapObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
................................................................................
int
TclNRLmapCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;
    return EachloopCmd(interp, TCL_EACH_COLLECT, objc, objv);
}

static inline int
EachloopCmd(
    Tcl_Interp *interp,		/* Our context for variables and script
				 * evaluation. */
................................................................................
     *		statePtr->argvList[i].
     *
     * The setting up of all of these pointers is moderately messy, but allows
     * the rest of this code to be simple and for us to use a single memory
     * allocation for better performance.
     */

    statePtr = (struct ForeachState *)TclStackAlloc(interp,
	    sizeof(struct ForeachState) + 3 * numLists * sizeof(int)
	    + 2 * numLists * (sizeof(Tcl_Obj **) + sizeof(Tcl_Obj *)));
    memset(statePtr, 0,
	    sizeof(struct ForeachState) + 3 * numLists * sizeof(int)
	    + 2 * numLists * (sizeof(Tcl_Obj **) + sizeof(Tcl_Obj *)));
    statePtr->varvList = (Tcl_Obj ***) (statePtr + 1);
    statePtr->argvList = statePtr->varvList + numLists;
................................................................................

static int
ForeachLoopStep(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    struct ForeachState *statePtr = (struct ForeachState *)data[0];

    /*
     * Process the result code from this run of the [foreach] body. Note that
     * this switch uses fallthroughs in several places. Maintainer aware!
     */

    switch (result) {
................................................................................
Tcl_FormatObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *resultPtr;		/* Where result is stored finally. */
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "formatString ?arg ...?");
	return TCL_ERROR;
    }

    resultPtr = Tcl_Format(interp, TclGetString(objv[1]), objc-2, objv+2);

Changes to generic/tclCmdIL.c.

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TclNRIfObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *boolObj;


    if (objc <= 1) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
		"wrong # args: no expression after \"%s\" argument",
		TclGetString(objv[0])));
	Tcl_SetErrorCode(interp, "TCL", "WRONGARGS", NULL);
	return TCL_ERROR;
................................................................................
IfConditionCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int objc = PTR2INT(data[0]);
    Tcl_Obj *const *objv = data[1];
    int i = PTR2INT(data[2]);
    Tcl_Obj *boolObj = data[3];
    int value, thenScriptIndex = 0;
    const char *clause;

    if (result != TCL_OK) {
	TclDecrRefCount(boolObj);
	return result;
    }
................................................................................
Tcl_IncrObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *newValuePtr, *incrPtr;


    if ((objc != 2) && (objc != 3)) {
	Tcl_WrongNumArgs(interp, 1, objv, "varName ?increment?");
	return TCL_ERROR;
    }

    if (objc == 3) {
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    const char *name;
    Proc *procPtr;
    CompiledLocal *localPtr;
    Tcl_Obj *listObjPtr;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "procname");
	return TCL_ERROR;
    }

    name = TclGetString(objv[1]);
................................................................................
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    const char *name, *bytes;
    Proc *procPtr;
    int numBytes;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "procname");
	return TCL_ERROR;
    }

    name = TclGetString(objv[1]);
................................................................................
InfoCmdCountCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, Tcl_NewWideIntObj(iPtr->cmdCount));
................................................................................
    Namespace *nsPtr;
    Namespace *globalNsPtr = (Namespace *) Tcl_GetGlobalNamespace(interp);
    Namespace *currNsPtr = (Namespace *) Tcl_GetCurrentNamespace(interp);
    Tcl_Obj *listPtr, *elemObjPtr;
    int specificNsInPattern = 0;/* Init. to avoid compiler warning. */
    Tcl_Command cmd;
    int i;


    /*
     * Get the pattern and find the "effective namespace" in which to list
     * commands.
     */

    if (objc == 1) {
................................................................................
	 * Special case for when the pattern doesn't include any of glob's
	 * special characters. This lets us avoid scans of any hash tables.
	 */

	entryPtr = Tcl_FindHashEntry(&nsPtr->cmdTable, simplePattern);
	if (entryPtr != NULL) {
	    if (specificNsInPattern) {
		cmd = Tcl_GetHashValue(entryPtr);
		elemObjPtr = Tcl_NewObj();
		Tcl_GetCommandFullName(interp, cmd, elemObjPtr);
	    } else {
		cmdName = Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
		elemObjPtr = Tcl_NewStringObj(cmdName, -1);
	    }
	    Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
	    Tcl_SetObjResult(interp, listPtr);
	    return TCL_OK;
	}
	if ((nsPtr != globalNsPtr) && !specificNsInPattern) {
................................................................................
		}
	    }
	    if (entryPtr == NULL) {
		tablePtr = &globalNsPtr->cmdTable;
		entryPtr = Tcl_FindHashEntry(tablePtr, simplePattern);
	    }
	    if (entryPtr != NULL) {
		cmdName = Tcl_GetHashKey(tablePtr, entryPtr);
		Tcl_ListObjAppendElement(interp, listPtr,
			Tcl_NewStringObj(cmdName, -1));
		Tcl_SetObjResult(interp, listPtr);
		return TCL_OK;
	    }
	}
    } else if (nsPtr->commandPathLength == 0 || specificNsInPattern) {
................................................................................
	 * The pattern is non-trivial, but either there is no explicit path or
	 * there is an explicit namespace in the pattern. In both cases, the
	 * old matching scheme is perfect.
	 */

	entryPtr = Tcl_FirstHashEntry(&nsPtr->cmdTable, &search);
	while (entryPtr != NULL) {
	    cmdName = Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
	    if ((simplePattern == NULL)
		    || Tcl_StringMatch(cmdName, simplePattern)) {
		if (specificNsInPattern) {
		    cmd = Tcl_GetHashValue(entryPtr);
		    elemObjPtr = Tcl_NewObj();
		    Tcl_GetCommandFullName(interp, cmd, elemObjPtr);
		} else {
		    elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		}
		Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
	    }
................................................................................
	 * in only those commands that aren't hidden by a command in the
	 * effective namespace.
	 */

	if ((nsPtr != globalNsPtr) && !specificNsInPattern) {
	    entryPtr = Tcl_FirstHashEntry(&globalNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = Tcl_GetHashKey(&globalNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    if (Tcl_FindHashEntry(&nsPtr->cmdTable,cmdName) == NULL) {
			Tcl_ListObjAppendElement(interp, listPtr,
				Tcl_NewStringObj(cmdName, -1));
		    }
		}
................................................................................
	 * We keep a hash of the objects already added to the result list.
	 */

	Tcl_InitObjHashTable(&addedCommandsTable);

	entryPtr = Tcl_FirstHashEntry(&nsPtr->cmdTable, &search);
	while (entryPtr != NULL) {
	    cmdName = Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
	    if ((simplePattern == NULL)
		    || Tcl_StringMatch(cmdName, simplePattern)) {
		elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
		(void) Tcl_CreateHashEntry(&addedCommandsTable,
			elemObjPtr, &isNew);
	    }
................................................................................
		continue;
	    }
	    if (pathNsPtr == globalNsPtr) {
		foundGlobal = 1;
	    }
	    entryPtr = Tcl_FirstHashEntry(&pathNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = Tcl_GetHashKey(&pathNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		    (void) Tcl_CreateHashEntry(&addedCommandsTable,
			    elemObjPtr, &isNew);
		    if (isNew) {
			Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
................................................................................
	 * in only those commands that aren't hidden by a command in the
	 * effective namespace.
	 */

	if (!foundGlobal) {
	    entryPtr = Tcl_FirstHashEntry(&globalNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = Tcl_GetHashKey(&globalNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		    if (Tcl_FindHashEntry(&addedCommandsTable,
			    (char *) elemObjPtr) == NULL) {
			Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
		    } else {
................................................................................
static int
InfoCompleteCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "command");
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(
	    TclObjCommandComplete(objv[1])));
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    const char *procName, *argName;
    Proc *procPtr;
    CompiledLocal *localPtr;
    Tcl_Obj *valueObjPtr;


    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "procname arg varname");
	return TCL_ERROR;
    }

    procName = TclGetString(objv[1]);
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Interp *target;
    Interp *iPtr;


    if ((objc != 1) && (objc != 2)) {
	Tcl_WrongNumArgs(interp, 1, objv, "?interp?");
	return TCL_ERROR;
    }

    target = interp;
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *varName;
    Var *varPtr;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "varName");
	return TCL_ERROR;
    }

    varName = TclGetString(objv[1]);
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    int level, code = TCL_OK;
    CmdFrame *framePtr, **cmdFramePtrPtr = &iPtr->cmdFramePtr;
    CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;
    int topLevel = 0;


    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?number?");
	return TCL_ERROR;
    }

    while (corPtr) {
................................................................................
	break;

    case TCL_LOCATION_BC: {
	/*
	 * Execution of bytecode. Talk to the BC engine to fill out the frame.
	 */

	CmdFrame *fPtr = TclStackAlloc(interp, sizeof(CmdFrame));

	*fPtr = *framePtr;

	/*
	 * Note:
	 * Type BC => f.data.eval.path	  is not used.
	 *	      f.data.tebc.codePtr is used instead.
................................................................................
	     */

	    TclNewObj(procNameObj);
	    Tcl_GetCommandFullName(interp, (Tcl_Command) procPtr->cmdPtr,
		    procNameObj);
	    ADD_PAIR("proc", procNameObj);
	} else if (procPtr->cmdPtr->clientData) {
	    ExtraFrameInfo *efiPtr = procPtr->cmdPtr->clientData;
	    int i;

	    /*
	     * This is a non-standard command. Luckily, it's told us how to
	     * render extra information about its frame.
	     */

	    for (i=0 ; i<efiPtr->length ; i++) {
		lv[lc++] = Tcl_NewStringObj(efiPtr->fields[i].name, -1);
		if (efiPtr->fields[i].proc) {
		    lv[lc++] =
			efiPtr->fields[i].proc(efiPtr->fields[i].clientData);
		} else {
		    lv[lc++] = efiPtr->fields[i].clientData;
		}
	    }
	}
    }

    /*
     * 'level'. Common to all frame types. Conditional on having an associated
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *script;
    int code;


    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?pattern?");
	return TCL_ERROR;
    }

    script = Tcl_NewStringObj(
................................................................................
InfoHostnameCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *name;


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    name = Tcl_GetHostName();
................................................................................
InfoLevelCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;


    if (objc == 1) {		/* Just "info level" */
	Tcl_SetObjResult(interp, Tcl_NewWideIntObj(iPtr->varFramePtr->level));
	return TCL_OK;
    }

    if (objc == 2) {
................................................................................
InfoLibraryCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *libDirName;


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    libDirName = Tcl_GetVar2(interp, "tcl_library", NULL, TCL_GLOBAL_ONLY);
................................................................................
InfoLoadedCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *interpName, *packageName;


    if (objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?interp? ?packageName?");
	return TCL_ERROR;
    }

    if (objc < 2) {		/* Get loaded pkgs in all interpreters. */
................................................................................
static int
InfoNameOfExecutableCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    Tcl_SetObjResult(interp, TclGetObjNameOfExecutable());
    return TCL_OK;
}
................................................................................
InfoPatchLevelCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *patchlevel;


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    patchlevel = Tcl_GetVar2(interp, "tcl_patchLevel", NULL,
................................................................................
#endif
    Namespace *currNsPtr = (Namespace *) Tcl_GetCurrentNamespace(interp);
    Tcl_Obj *listPtr, *elemObjPtr;
    int specificNsInPattern = 0;/* Init. to avoid compiler warning. */
    Tcl_HashEntry *entryPtr;
    Tcl_HashSearch search;
    Command *cmdPtr, *realCmdPtr;


    /*
     * Get the pattern and find the "effective namespace" in which to list
     * procs.
     */

    if (objc == 1) {
................................................................................
     */

    listPtr = Tcl_NewListObj(0, NULL);
#ifndef INFO_PROCS_SEARCH_GLOBAL_NS
    if (simplePattern != NULL && TclMatchIsTrivial(simplePattern)) {
	entryPtr = Tcl_FindHashEntry(&nsPtr->cmdTable, simplePattern);
	if (entryPtr != NULL) {
	    cmdPtr = Tcl_GetHashValue(entryPtr);

	    if (!TclIsProc(cmdPtr)) {
		realCmdPtr = (Command *)
			TclGetOriginalCommand((Tcl_Command) cmdPtr);
		if (realCmdPtr != NULL && TclIsProc(realCmdPtr)) {
		    goto simpleProcOK;
		}
................................................................................
	    }
	}
    } else
#endif /* !INFO_PROCS_SEARCH_GLOBAL_NS */
    {
	entryPtr = Tcl_FirstHashEntry(&nsPtr->cmdTable, &search);
	while (entryPtr != NULL) {
	    cmdName = Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
	    if ((simplePattern == NULL)
		    || Tcl_StringMatch(cmdName, simplePattern)) {
		cmdPtr = Tcl_GetHashValue(entryPtr);

		if (!TclIsProc(cmdPtr)) {
		    realCmdPtr = (Command *)
			    TclGetOriginalCommand((Tcl_Command) cmdPtr);
		    if (realCmdPtr != NULL && TclIsProc(realCmdPtr)) {
			goto procOK;
		    }
................................................................................
	 * decided not to "fix" it in 8.3, leaving the behavior slightly
	 * different.
	 */

	if ((nsPtr != globalNsPtr) && !specificNsInPattern) {
	    entryPtr = Tcl_FirstHashEntry(&globalNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = Tcl_GetHashKey(&globalNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    if (Tcl_FindHashEntry(&nsPtr->cmdTable,cmdName) == NULL) {
			cmdPtr = Tcl_GetHashValue(entryPtr);
			realCmdPtr = (Command *) TclGetOriginalCommand(
				(Tcl_Command) cmdPtr);

			if (TclIsProc(cmdPtr) || ((realCmdPtr != NULL)
				&& TclIsProc(realCmdPtr))) {
			    Tcl_ListObjAppendElement(interp, listPtr,
				    Tcl_NewStringObj(cmdName, -1));
................................................................................
InfoScriptCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;


    if ((objc != 1) && (objc != 2)) {
	Tcl_WrongNumArgs(interp, 1, objv, "?filename?");
	return TCL_ERROR;
    }

    if (objc == 2) {
	if (iPtr->scriptFile != NULL) {
................................................................................
static int
InfoSharedlibCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

#ifdef TCL_SHLIB_EXT
    Tcl_SetObjResult(interp, Tcl_NewStringObj(TCL_SHLIB_EXT, -1));
................................................................................
InfoTclVersionCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *version;


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    version = Tcl_GetVar2Ex(interp, "tcl_version", NULL,
................................................................................
InfoCmdTypeCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Command command;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "commandName");
	return TCL_ERROR;
    }
    command = Tcl_FindCommand(interp, TclGetString(objv[1]), NULL,
	    TCL_LEAVE_ERR_MSG);
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* The argument objects. */
{
    int length, listLen;
    Tcl_Obj *resObjPtr = NULL, *joinObjPtr, **elemPtrs;


    if ((objc < 2) || (objc > 3)) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?joinString?");
	return TCL_ERROR;
    }

    /*
................................................................................
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *listCopyPtr;
    Tcl_Obj **listObjv;		/* The contents of the list. */
    int listObjc;		/* The length of the list. */
    int code = TCL_OK;


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?varName ...?");
	return TCL_ERROR;
    }

    listCopyPtr = TclListObjCopy(interp, objv[1]);
................................................................................
int
Tcl_LindexObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{

    Tcl_Obj *elemPtr;		/* Pointer to the element being extracted. */


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?index ...?");
	return TCL_ERROR;
    }

    /*
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *listPtr;
    int index, len, result;


    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "list index ?element ...?");
	return TCL_ERROR;
    }

    result = TclListObjLength(interp, objv[1], &len);
................................................................................
Tcl_ListObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* The argument objects. */
{

    /*
     * If there are no list elements, the result is an empty object.
     * Otherwise set the interpreter's result object to be a list object.
     */

    if (objc > 1) {
	Tcl_SetObjResult(interp, Tcl_NewListObj(objc-1, &objv[1]));
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* Argument objects. */
{
    int listLen, result;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list");
	return TCL_ERROR;
    }

    result = TclListObjLength(interp, objv[1], &listLen);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LpopObjCmd(
    ClientData notUsed,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* Argument objects. */
{
    int listLen, result;
    Tcl_Obj *elemPtr, *stored;
    Tcl_Obj *listPtr, **elemPtrs;


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "listvar ?index?");
	return TCL_ERROR;
    }

    listPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, TCL_LEAVE_ERR_MSG);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LrangeObjCmd(
    ClientData notUsed,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* Argument objects. */
{
    int listLen, first, last, result;


    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "list first last");
	return TCL_ERROR;
    }

    result = TclListObjLength(interp, objv[1], &listLen);
................................................................................
     */

    return (idx1 < idx2) ? 1 : (idx1 > idx2) ? -1 : 0;
}

int
Tcl_LremoveObjCmd(
    ClientData notUsed,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int i, idxc;
    int listLen, *idxv, prevIdx, first, num;
    Tcl_Obj *listObj;


    /*
     * Parse the arguments.
     */

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?index ...?");
................................................................................
    }

    idxc = objc - 2;
    if (idxc == 0) {
	Tcl_SetObjResult(interp, listObj);
	return TCL_OK;
    }
    idxv = ckalloc((objc - 2) * sizeof(int));
    for (i = 2; i < objc; i++) {
	if (TclGetIntForIndexM(interp, objv[i], /*endValue*/ listLen - 1,
		&idxv[i - 2]) != TCL_OK) {
	    ckfree(idxv);
	    return TCL_ERROR;
	}
    }
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* The argument objects. */
{
    int elementCount, i, totalElems;
    Tcl_Obj *listPtr, **dataArray = NULL;


    /*
     * Check arguments for legality:
     *		lrepeat count ?value ...?
     */

    if (objc < 2) {
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *listPtr;
    int first, last, listLen, numToDelete, result;


    if (objc < 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"list first last ?element ...?");
	return TCL_ERROR;
    }

................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LreverseObjCmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    Tcl_Obj **elemv;
    int elemc, i, j;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list");
	return TCL_ERROR;
    }
    if (TclListObjGetElements(interp, objv[1], &elemc, &elemv) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LsearchObjCmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    const char *bytes, *patternBytes;
    int i, match, index, result=TCL_OK, listc, length, elemLen, bisect;
    int allocatedIndexVector = 0;
................................................................................
    enum datatypes {
	ASCII, DICTIONARY, INTEGER, REAL
    };
    enum modes {
	EXACT, GLOB, REGEXP, SORTED
    };
    enum modes mode;


    mode = GLOB;
    dataType = ASCII;
    isIncreasing = 1;
    allMatches = 0;
    inlineReturn = 0;
    returnSubindices = 0;
................................................................................
	    case 0:
		sortInfo.indexv = NULL;
		break;
	    case 1:
		sortInfo.indexv = &sortInfo.singleIndex;
		break;
	    default:
		sortInfo.indexv =
			TclStackAlloc(interp, sizeof(int) * sortInfo.indexc);
		allocatedIndexVector = 1; /* Cannot use indexc field, as it
					   * might be decreased by 1 later. */
	    }

	    /*
	     * Fill the array by parsing each index. We don't know whether
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LsetObjCmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    Tcl_Obj *listPtr;		/* Pointer to the list being altered. */
    Tcl_Obj *finalValuePtr;	/* Value finally assigned to the variable. */


    /*
     * Check parameter count.
     */

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv,
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LsortObjCmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    int i, j, index, indices, length, nocase = 0, indexc;
    int sortMode = SORTMODE_ASCII;
    int group, groupSize, groupOffset, idx, allocatedIndexVector = 0;
................................................................................
	"-unique", NULL
    };
    enum Lsort_Switches {
	LSORT_ASCII, LSORT_COMMAND, LSORT_DECREASING, LSORT_DICTIONARY,
	LSORT_INCREASING, LSORT_INDEX, LSORT_INDICES, LSORT_INTEGER,
	LSORT_NOCASE, LSORT_REAL, LSORT_STRIDE, LSORT_UNIQUE
    };


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-option value ...? list");
	return TCL_ERROR;
    }

    /*
................................................................................
	case 0:
	    sortInfo.indexv = NULL;
	    break;
	case 1:
	    sortInfo.indexv = &sortInfo.singleIndex;
	    break;
	default:
	    sortInfo.indexv =
		    TclStackAlloc(interp, sizeof(int) * sortInfo.indexc);
	    allocatedIndexVector = 1;	/* Cannot use indexc field, as it
					 * might be decreased by 1 later. */
	}
	for (j=0 ; j<sortInfo.indexc ; j++) {
	    /* Prescreened values, no errors or out of range possible */
	    TclIndexEncode(NULL, indexv[j], TCL_INDEX_NONE,
................................................................................
    /*
     * The following loop creates a SortElement for each list element and
     * begins sorting it into the sublists as it appears.
     */

    elmArrSize = length * sizeof(SortElement);
    if (elmArrSize <= MAXCALLOC) {
	elementArray = ckalloc(elmArrSize);
    } else {
	elementArray = malloc(elmArrSize);
    }
    if (!elementArray) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
		"no enough memory to proccess sort of %d items", length));
	Tcl_SetErrorCode(interp, "TCL", "MEMORY", NULL);
	sortInfo.resultCode = TCL_ERROR;
	goto done;






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1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
....
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
....
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
....
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
....
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
....
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
....
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
....
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
....
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
....
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
....
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
....
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
....
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
....
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
....
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
....
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
....
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
....
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
....
2384
2385
2386
2387
2388
2389
2390

2391
2392
2393
2394
2395
2396
2397
2398
2399
....
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
....
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
....
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
....
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
....
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
....
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
....
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
....
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
....
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
....
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
....
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
....
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
....
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
....
3933
3934
3935
3936
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
....
4019
4020
4021
4022
4023
4024
4025
4026
4027
4028
4029
4030
4031
4032
4033
....
4049
4050
4051
4052
4053
4054
4055
4056
4057
4058
4059
4060
4061
4062
4063
....
4218
4219
4220
4221
4222
4223
4224
4225
4226
4227
4228
4229
4230
4231
4232
....
4358
4359
4360
4361
4362
4363
4364
4365
4366
4367
4368
4369
4370
4371
4372
4373
4374
TclNRIfObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *boolObj;
    (void)dummy;

    if (objc <= 1) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
		"wrong # args: no expression after \"%s\" argument",
		TclGetString(objv[0])));
	Tcl_SetErrorCode(interp, "TCL", "WRONGARGS", NULL);
	return TCL_ERROR;
................................................................................
IfConditionCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int objc = PTR2INT(data[0]);
    Tcl_Obj *const *objv = (Tcl_Obj *const *)data[1];
    int i = PTR2INT(data[2]);
    Tcl_Obj *boolObj = (Tcl_Obj *)data[3];
    int value, thenScriptIndex = 0;
    const char *clause;

    if (result != TCL_OK) {
	TclDecrRefCount(boolObj);
	return result;
    }
................................................................................
Tcl_IncrObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *newValuePtr, *incrPtr;
    (void)dummy;

    if ((objc != 2) && (objc != 3)) {
	Tcl_WrongNumArgs(interp, 1, objv, "varName ?increment?");
	return TCL_ERROR;
    }

    if (objc == 3) {
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    const char *name;
    Proc *procPtr;
    CompiledLocal *localPtr;
    Tcl_Obj *listObjPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "procname");
	return TCL_ERROR;
    }

    name = TclGetString(objv[1]);
................................................................................
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    const char *name, *bytes;
    Proc *procPtr;
    int numBytes;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "procname");
	return TCL_ERROR;
    }

    name = TclGetString(objv[1]);
................................................................................
InfoCmdCountCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, Tcl_NewWideIntObj(iPtr->cmdCount));
................................................................................
    Namespace *nsPtr;
    Namespace *globalNsPtr = (Namespace *) Tcl_GetGlobalNamespace(interp);
    Namespace *currNsPtr = (Namespace *) Tcl_GetCurrentNamespace(interp);
    Tcl_Obj *listPtr, *elemObjPtr;
    int specificNsInPattern = 0;/* Init. to avoid compiler warning. */
    Tcl_Command cmd;
    int i;
    (void)dummy;

    /*
     * Get the pattern and find the "effective namespace" in which to list
     * commands.
     */

    if (objc == 1) {
................................................................................
	 * Special case for when the pattern doesn't include any of glob's
	 * special characters. This lets us avoid scans of any hash tables.
	 */

	entryPtr = Tcl_FindHashEntry(&nsPtr->cmdTable, simplePattern);
	if (entryPtr != NULL) {
	    if (specificNsInPattern) {
		cmd = (Tcl_Command)Tcl_GetHashValue(entryPtr);
		elemObjPtr = Tcl_NewObj();
		Tcl_GetCommandFullName(interp, cmd, elemObjPtr);
	    } else {
		cmdName = (const char *)Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
		elemObjPtr = Tcl_NewStringObj(cmdName, -1);
	    }
	    Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
	    Tcl_SetObjResult(interp, listPtr);
	    return TCL_OK;
	}
	if ((nsPtr != globalNsPtr) && !specificNsInPattern) {
................................................................................
		}
	    }
	    if (entryPtr == NULL) {
		tablePtr = &globalNsPtr->cmdTable;
		entryPtr = Tcl_FindHashEntry(tablePtr, simplePattern);
	    }
	    if (entryPtr != NULL) {
		cmdName = (const char *)Tcl_GetHashKey(tablePtr, entryPtr);
		Tcl_ListObjAppendElement(interp, listPtr,
			Tcl_NewStringObj(cmdName, -1));
		Tcl_SetObjResult(interp, listPtr);
		return TCL_OK;
	    }
	}
    } else if (nsPtr->commandPathLength == 0 || specificNsInPattern) {
................................................................................
	 * The pattern is non-trivial, but either there is no explicit path or
	 * there is an explicit namespace in the pattern. In both cases, the
	 * old matching scheme is perfect.
	 */

	entryPtr = Tcl_FirstHashEntry(&nsPtr->cmdTable, &search);
	while (entryPtr != NULL) {
	    cmdName = (const char *)Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
	    if ((simplePattern == NULL)
		    || Tcl_StringMatch(cmdName, simplePattern)) {
		if (specificNsInPattern) {
		    cmd = (Tcl_Command)Tcl_GetHashValue(entryPtr);
		    elemObjPtr = Tcl_NewObj();
		    Tcl_GetCommandFullName(interp, cmd, elemObjPtr);
		} else {
		    elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		}
		Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
	    }
................................................................................
	 * in only those commands that aren't hidden by a command in the
	 * effective namespace.
	 */

	if ((nsPtr != globalNsPtr) && !specificNsInPattern) {
	    entryPtr = Tcl_FirstHashEntry(&globalNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = (const char *)Tcl_GetHashKey(&globalNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    if (Tcl_FindHashEntry(&nsPtr->cmdTable,cmdName) == NULL) {
			Tcl_ListObjAppendElement(interp, listPtr,
				Tcl_NewStringObj(cmdName, -1));
		    }
		}
................................................................................
	 * We keep a hash of the objects already added to the result list.
	 */

	Tcl_InitObjHashTable(&addedCommandsTable);

	entryPtr = Tcl_FirstHashEntry(&nsPtr->cmdTable, &search);
	while (entryPtr != NULL) {
	    cmdName = (const char *)Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
	    if ((simplePattern == NULL)
		    || Tcl_StringMatch(cmdName, simplePattern)) {
		elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
		(void) Tcl_CreateHashEntry(&addedCommandsTable,
			elemObjPtr, &isNew);
	    }
................................................................................
		continue;
	    }
	    if (pathNsPtr == globalNsPtr) {
		foundGlobal = 1;
	    }
	    entryPtr = Tcl_FirstHashEntry(&pathNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = (const char *)Tcl_GetHashKey(&pathNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		    (void) Tcl_CreateHashEntry(&addedCommandsTable,
			    elemObjPtr, &isNew);
		    if (isNew) {
			Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
................................................................................
	 * in only those commands that aren't hidden by a command in the
	 * effective namespace.
	 */

	if (!foundGlobal) {
	    entryPtr = Tcl_FirstHashEntry(&globalNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = (const char *)Tcl_GetHashKey(&globalNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		    if (Tcl_FindHashEntry(&addedCommandsTable,
			    (char *) elemObjPtr) == NULL) {
			Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
		    } else {
................................................................................
static int
InfoCompleteCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "command");
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(
	    TclObjCommandComplete(objv[1])));
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    const char *procName, *argName;
    Proc *procPtr;
    CompiledLocal *localPtr;
    Tcl_Obj *valueObjPtr;
    (void)dummy;

    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "procname arg varname");
	return TCL_ERROR;
    }

    procName = TclGetString(objv[1]);
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Interp *target;
    Interp *iPtr;
    (void)dummy;

    if ((objc != 1) && (objc != 2)) {
	Tcl_WrongNumArgs(interp, 1, objv, "?interp?");
	return TCL_ERROR;
    }

    target = interp;
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *varName;
    Var *varPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "varName");
	return TCL_ERROR;
    }

    varName = TclGetString(objv[1]);
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    int level, code = TCL_OK;
    CmdFrame *framePtr, **cmdFramePtrPtr = &iPtr->cmdFramePtr;
    CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;
    int topLevel = 0;
    (void)dummy;

    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?number?");
	return TCL_ERROR;
    }

    while (corPtr) {
................................................................................
	break;

    case TCL_LOCATION_BC: {
	/*
	 * Execution of bytecode. Talk to the BC engine to fill out the frame.
	 */

	CmdFrame *fPtr = (CmdFrame *)TclStackAlloc(interp, sizeof(CmdFrame));

	*fPtr = *framePtr;

	/*
	 * Note:
	 * Type BC => f.data.eval.path	  is not used.
	 *	      f.data.tebc.codePtr is used instead.
................................................................................
	     */

	    TclNewObj(procNameObj);
	    Tcl_GetCommandFullName(interp, (Tcl_Command) procPtr->cmdPtr,
		    procNameObj);
	    ADD_PAIR("proc", procNameObj);
	} else if (procPtr->cmdPtr->clientData) {
	    ExtraFrameInfo *efiPtr = (ExtraFrameInfo *)procPtr->cmdPtr->clientData;
	    int i;

	    /*
	     * This is a non-standard command. Luckily, it's told us how to
	     * render extra information about its frame.
	     */

	    for (i=0 ; i<efiPtr->length ; i++) {
		lv[lc++] = Tcl_NewStringObj(efiPtr->fields[i].name, -1);
		if (efiPtr->fields[i].proc) {
		    lv[lc++] =
			efiPtr->fields[i].proc(efiPtr->fields[i].clientData);
		} else {
		    lv[lc++] = (Tcl_Obj *)efiPtr->fields[i].clientData;
		}
	    }
	}
    }

    /*
     * 'level'. Common to all frame types. Conditional on having an associated
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *script;
    int code;
    (void)dummy;

    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?pattern?");
	return TCL_ERROR;
    }

    script = Tcl_NewStringObj(
................................................................................
InfoHostnameCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *name;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    name = Tcl_GetHostName();
................................................................................
InfoLevelCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    (void)dummy;

    if (objc == 1) {		/* Just "info level" */
	Tcl_SetObjResult(interp, Tcl_NewWideIntObj(iPtr->varFramePtr->level));
	return TCL_OK;
    }

    if (objc == 2) {
................................................................................
InfoLibraryCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *libDirName;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    libDirName = Tcl_GetVar2(interp, "tcl_library", NULL, TCL_GLOBAL_ONLY);
................................................................................
InfoLoadedCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *interpName, *packageName;
    (void)dummy;

    if (objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?interp? ?packageName?");
	return TCL_ERROR;
    }

    if (objc < 2) {		/* Get loaded pkgs in all interpreters. */
................................................................................
static int
InfoNameOfExecutableCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    Tcl_SetObjResult(interp, TclGetObjNameOfExecutable());
    return TCL_OK;
}
................................................................................
InfoPatchLevelCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *patchlevel;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    patchlevel = Tcl_GetVar2(interp, "tcl_patchLevel", NULL,
................................................................................
#endif
    Namespace *currNsPtr = (Namespace *) Tcl_GetCurrentNamespace(interp);
    Tcl_Obj *listPtr, *elemObjPtr;
    int specificNsInPattern = 0;/* Init. to avoid compiler warning. */
    Tcl_HashEntry *entryPtr;
    Tcl_HashSearch search;
    Command *cmdPtr, *realCmdPtr;
    (void)dummy;

    /*
     * Get the pattern and find the "effective namespace" in which to list
     * procs.
     */

    if (objc == 1) {
................................................................................
     */

    listPtr = Tcl_NewListObj(0, NULL);
#ifndef INFO_PROCS_SEARCH_GLOBAL_NS
    if (simplePattern != NULL && TclMatchIsTrivial(simplePattern)) {
	entryPtr = Tcl_FindHashEntry(&nsPtr->cmdTable, simplePattern);
	if (entryPtr != NULL) {
	    cmdPtr = (Command *)Tcl_GetHashValue(entryPtr);

	    if (!TclIsProc(cmdPtr)) {
		realCmdPtr = (Command *)
			TclGetOriginalCommand((Tcl_Command) cmdPtr);
		if (realCmdPtr != NULL && TclIsProc(realCmdPtr)) {
		    goto simpleProcOK;
		}
................................................................................
	    }
	}
    } else
#endif /* !INFO_PROCS_SEARCH_GLOBAL_NS */
    {
	entryPtr = Tcl_FirstHashEntry(&nsPtr->cmdTable, &search);
	while (entryPtr != NULL) {
	    cmdName = (const char *)Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
	    if ((simplePattern == NULL)
		    || Tcl_StringMatch(cmdName, simplePattern)) {
		cmdPtr = (Command *)Tcl_GetHashValue(entryPtr);

		if (!TclIsProc(cmdPtr)) {
		    realCmdPtr = (Command *)
			    TclGetOriginalCommand((Tcl_Command) cmdPtr);
		    if (realCmdPtr != NULL && TclIsProc(realCmdPtr)) {
			goto procOK;
		    }
................................................................................
	 * decided not to "fix" it in 8.3, leaving the behavior slightly
	 * different.
	 */

	if ((nsPtr != globalNsPtr) && !specificNsInPattern) {
	    entryPtr = Tcl_FirstHashEntry(&globalNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = (const char *)Tcl_GetHashKey(&globalNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    if (Tcl_FindHashEntry(&nsPtr->cmdTable,cmdName) == NULL) {
			cmdPtr = (Command *)Tcl_GetHashValue(entryPtr);
			realCmdPtr = (Command *) TclGetOriginalCommand(
				(Tcl_Command) cmdPtr);

			if (TclIsProc(cmdPtr) || ((realCmdPtr != NULL)
				&& TclIsProc(realCmdPtr))) {
			    Tcl_ListObjAppendElement(interp, listPtr,
				    Tcl_NewStringObj(cmdName, -1));
................................................................................
InfoScriptCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    (void)dummy;

    if ((objc != 1) && (objc != 2)) {
	Tcl_WrongNumArgs(interp, 1, objv, "?filename?");
	return TCL_ERROR;
    }

    if (objc == 2) {
	if (iPtr->scriptFile != NULL) {
................................................................................
static int
InfoSharedlibCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

#ifdef TCL_SHLIB_EXT
    Tcl_SetObjResult(interp, Tcl_NewStringObj(TCL_SHLIB_EXT, -1));
................................................................................
InfoTclVersionCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *version;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    version = Tcl_GetVar2Ex(interp, "tcl_version", NULL,
................................................................................
InfoCmdTypeCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Command command;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "commandName");
	return TCL_ERROR;
    }
    command = Tcl_FindCommand(interp, TclGetString(objv[1]), NULL,
	    TCL_LEAVE_ERR_MSG);
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* The argument objects. */
{
    int length, listLen;
    Tcl_Obj *resObjPtr = NULL, *joinObjPtr, **elemPtrs;
    (void)dummy;

    if ((objc < 2) || (objc > 3)) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?joinString?");
	return TCL_ERROR;
    }

    /*
................................................................................
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *listCopyPtr;
    Tcl_Obj **listObjv;		/* The contents of the list. */
    int listObjc;		/* The length of the list. */
    int code = TCL_OK;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?varName ...?");
	return TCL_ERROR;
    }

    listCopyPtr = TclListObjCopy(interp, objv[1]);
................................................................................
int
Tcl_LindexObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{

    Tcl_Obj *elemPtr;		/* Pointer to the element being extracted. */
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?index ...?");
	return TCL_ERROR;
    }

    /*
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *listPtr;
    int index, len, result;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "list index ?element ...?");
	return TCL_ERROR;
    }

    result = TclListObjLength(interp, objv[1], &len);
................................................................................
Tcl_ListObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* The argument objects. */
{
    (void)dummy;
    /*
     * If there are no list elements, the result is an empty object.
     * Otherwise set the interpreter's result object to be a list object.
     */

    if (objc > 1) {
	Tcl_SetObjResult(interp, Tcl_NewListObj(objc-1, &objv[1]));
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* Argument objects. */
{
    int listLen, result;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list");
	return TCL_ERROR;
    }

    result = TclListObjLength(interp, objv[1], &listLen);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LpopObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* Argument objects. */
{
    int listLen, result;
    Tcl_Obj *elemPtr, *stored;
    Tcl_Obj *listPtr, **elemPtrs;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "listvar ?index?");
	return TCL_ERROR;
    }

    listPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, TCL_LEAVE_ERR_MSG);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LrangeObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* Argument objects. */
{
    int listLen, first, last, result;
    (void)dummy;

    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "list first last");
	return TCL_ERROR;
    }

    result = TclListObjLength(interp, objv[1], &listLen);
................................................................................
     */

    return (idx1 < idx2) ? 1 : (idx1 > idx2) ? -1 : 0;
}

int
Tcl_LremoveObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int i, idxc;
    int listLen, *idxv, prevIdx, first, num;
    Tcl_Obj *listObj;
    (void)dummy;

    /*
     * Parse the arguments.
     */

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?index ...?");
................................................................................
    }

    idxc = objc - 2;
    if (idxc == 0) {
	Tcl_SetObjResult(interp, listObj);
	return TCL_OK;
    }
    idxv = (int *)ckalloc((objc - 2) * sizeof(int));
    for (i = 2; i < objc; i++) {
	if (TclGetIntForIndexM(interp, objv[i], /*endValue*/ listLen - 1,
		&idxv[i - 2]) != TCL_OK) {
	    ckfree(idxv);
	    return TCL_ERROR;
	}
    }
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* The argument objects. */
{
    int elementCount, i, totalElems;
    Tcl_Obj *listPtr, **dataArray = NULL;
    (void)dummy;

    /*
     * Check arguments for legality:
     *		lrepeat count ?value ...?
     */

    if (objc < 2) {
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *listPtr;
    int first, last, listLen, numToDelete, result;
    (void)dummy;

    if (objc < 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"list first last ?element ...?");
	return TCL_ERROR;
    }

................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LreverseObjCmd(
    ClientData dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    Tcl_Obj **elemv;
    int elemc, i, j;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list");
	return TCL_ERROR;
    }
    if (TclListObjGetElements(interp, objv[1], &elemc, &elemv) != TCL_OK) {
	return TCL_ERROR;
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LsearchObjCmd(
    ClientData dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    const char *bytes, *patternBytes;
    int i, match, index, result=TCL_OK, listc, length, elemLen, bisect;
    int allocatedIndexVector = 0;
................................................................................
    enum datatypes {
	ASCII, DICTIONARY, INTEGER, REAL
    };
    enum modes {
	EXACT, GLOB, REGEXP, SORTED
    };
    enum modes mode;
    (void)dummy;

    mode = GLOB;
    dataType = ASCII;
    isIncreasing = 1;
    allMatches = 0;
    inlineReturn = 0;
    returnSubindices = 0;
................................................................................
	    case 0:
		sortInfo.indexv = NULL;
		break;
	    case 1:
		sortInfo.indexv = &sortInfo.singleIndex;
		break;
	    default:
		sortInfo.indexv = (int *)
			TclStackAlloc(interp, sizeof(int) * sortInfo.indexc);
		allocatedIndexVector = 1; /* Cannot use indexc field, as it
					   * might be decreased by 1 later. */
	    }

	    /*
	     * Fill the array by parsing each index. We don't know whether
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LsetObjCmd(
    ClientData dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    Tcl_Obj *listPtr;		/* Pointer to the list being altered. */
    Tcl_Obj *finalValuePtr;	/* Value finally assigned to the variable. */
    (void)dummy;

    /*
     * Check parameter count.
     */

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv,
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LsortObjCmd(
    ClientData dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    int i, j, index, indices, length, nocase = 0, indexc;
    int sortMode = SORTMODE_ASCII;
    int group, groupSize, groupOffset, idx, allocatedIndexVector = 0;
................................................................................
	"-unique", NULL
    };
    enum Lsort_Switches {
	LSORT_ASCII, LSORT_COMMAND, LSORT_DECREASING, LSORT_DICTIONARY,
	LSORT_INCREASING, LSORT_INDEX, LSORT_INDICES, LSORT_INTEGER,
	LSORT_NOCASE, LSORT_REAL, LSORT_STRIDE, LSORT_UNIQUE
    };
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-option value ...? list");
	return TCL_ERROR;
    }

    /*
................................................................................
	case 0:
	    sortInfo.indexv = NULL;
	    break;
	case 1:
	    sortInfo.indexv = &sortInfo.singleIndex;
	    break;
	default:
	    sortInfo.indexv = (int *)
		    TclStackAlloc(interp, sizeof(int) * sortInfo.indexc);
	    allocatedIndexVector = 1;	/* Cannot use indexc field, as it
					 * might be decreased by 1 later. */
	}
	for (j=0 ; j<sortInfo.indexc ; j++) {
	    /* Prescreened values, no errors or out of range possible */
	    TclIndexEncode(NULL, indexv[j], TCL_INDEX_NONE,
................................................................................
    /*
     * The following loop creates a SortElement for each list element and
     * begins sorting it into the sublists as it appears.
     */

    elmArrSize = length * sizeof(SortElement);
    if (elmArrSize <= MAXCALLOC) {
	elementArray = (SortElement *)ckalloc(elmArrSize);
    } else {
	elementArray = (SortElement *)malloc(elmArrSize);
    }
    if (!elementArray) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
		"no enough memory to proccess sort of %d items", length));
	Tcl_SetErrorCode(interp, "TCL", "MEMORY", NULL);
	sortInfo.resultCode = TCL_ERROR;
	goto done;

Changes to generic/tclCmdMZ.c.

84
85
86
87
88
89
90

91
92
93
94
95
96
97
...
138
139
140
141
142
143
144

145
146
147
148
149
150
151
...
500
501
502
503
504
505
506

507
508
509
510
511
512
513
...
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
...
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010

1011
1012
1013
1014
1015
1016
1017
....
1049
1050
1051
1052
1053
1054
1055

1056
1057
1058
1059
1060
1061
1062
....
1101
1102
1103
1104
1105
1106
1107

1108
1109
1110
1111
1112
1113
1114
....
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
....
1177
1178
1179
1180
1181
1182
1183

1184
1185
1186
1187
1188
1189
1190
....
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
....
1319
1320
1321
1322
1323
1324
1325

1326
1327
1328
1329
1330
1331
1332
....
1364
1365
1366
1367
1368
1369
1370

1371
1372
1373
1374
1375
1376
1377
....
1409
1410
1411
1412
1413
1414
1415

1416
1417
1418
1419
1420
1421
1422
....
1481
1482
1483
1484
1485
1486
1487

1488
1489
1490
1491
1492
1493
1494
....
1564
1565
1566
1567
1568
1569
1570

1571
1572
1573
1574
1575
1576
1577
....
1979
1980
1981
1982
1983
1984
1985

1986
1987
1988
1989
1990
1991
1992
....
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
....
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
....
2246
2247
2248
2249
2250
2251
2252

2253
2254
2255
2256
2257
2258
2259
....
2298
2299
2300
2301
2302
2303
2304

2305
2306
2307
2308
2309
2310
2311
....
2355
2356
2357
2358
2359
2360
2361

2362
2363
2364
2365
2366
2367
2368
....
2410
2411
2412
2413
2414
2415
2416

2417
2418
2419
2420
2421
2422
2423
....
2485
2486
2487
2488
2489
2490
2491


2492
2493
2494
2495
2496
2497
2498
....
2523
2524
2525
2526
2527
2528
2529

2530
2531
2532
2533
2534
2535
2536
....
2584
2585
2586
2587
2588
2589
2590

2591
2592
2593
2594
2595
2596
2597
....
2651
2652
2653
2654
2655
2656
2657

2658
2659
2660
2661
2662
2663
2664
....
2725
2726
2727
2728
2729
2730
2731

2732
2733
2734
2735
2736
2737
2738
....
2807
2808
2809
2810
2811
2812
2813

2814
2815
2816
2817
2818
2819
2820
....
2852
2853
2854
2855
2856
2857
2858

2859
2860
2861
2862
2863
2864
2865
....
2888
2889
2890
2891
2892
2893
2894


2895
2896
2897
2898
2899
2900
2901
....
2925
2926
2927
2928
2929
2930
2931

2932
2933
2934
2935
2936
2937
2938
....
3010
3011
3012
3013
3014
3015
3016

3017
3018
3019
3020
3021
3022
3023
....
3095
3096
3097
3098
3099
3100
3101

3102
3103
3104
3105
3106
3107
3108
....
3179
3180
3181
3182
3183
3184
3185

3186
3187
3188
3189
3190
3191
3192
....
3226
3227
3228
3229
3230
3231
3232

3233
3234
3235
3236
3237
3238
3239
....
3272
3273
3274
3275
3276
3277
3278

3279
3280
3281
3282
3283
3284
3285
....
3424
3425
3426
3427
3428
3429
3430

3431
3432
3433
3434
3435
3436
3437
....
3498
3499
3500
3501
3502
3503
3504

3505
3506
3507
3508
3509
3510
3511
....
3848
3849
3850
3851
3852
3853
3854
3855
3856
3857
3858
3859
3860
3861
3862
....
3878
3879
3880
3881
3882
3883
3884
3885
3886
3887
3888
3889
3890
3891
3892
3893
3894
3895
3896
3897
3898
3899
3900
3901
3902
3903
3904
3905
3906
....
3932
3933
3934
3935
3936
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
....
3996
3997
3998
3999
4000
4001
4002

4003
4004
4005
4006
4007
4008
4009
....
4066
4067
4068
4069
4070
4071
4072

4073
4074
4075
4076
4077
4078
4079
....
4184
4185
4186
4187
4188
4189
4190

4191
4192
4193
4194
4195
4196
4197
....
4715
4716
4717
4718
4719
4720
4721

4722
4723
4724
4725
4726
4727
4728
....
4908
4909
4910
4911
4912
4913
4914
4915
4916
4917
4918
4919
4920
4921
4922
4923
4924
....
5123
5124
5125
5126
5127
5128
5129
5130
5131
5132
5133
5134
5135
5136
5137
5138
5139
....
5207
5208
5209
5210
5211
5212
5213
5214
5215
5216
5217
5218
5219
5220
5221
5222
5223
....
5284
5285
5286
5287
5288
5289
5290

5291
5292
5293
5294
5295
5296
5297
Tcl_PwdObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *retVal;


    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    retVal = Tcl_FSGetCwd(interp);
................................................................................
	"-nocase",	"-start",	"--",		NULL
    };
    enum options {
	REGEXP_ALL,	REGEXP_ABOUT,	REGEXP_INDICES,	REGEXP_INLINE,
	REGEXP_EXPANDED,REGEXP_LINE,	REGEXP_LINESTOP,REGEXP_LINEANCHOR,
	REGEXP_NOCASE,	REGEXP_START,	REGEXP_LAST
    };


    indices = 0;
    about = 0;
    cflags = TCL_REG_ADVANCED;
    offset = 0;
    all = 0;
    doinline = 0;
................................................................................
	"--",		NULL
    };
    enum options {
	REGSUB_ALL,	 REGSUB_COMMAND,    REGSUB_EXPANDED, REGSUB_LINE,
	REGSUB_LINESTOP, REGSUB_LINEANCHOR, REGSUB_NOCASE,   REGSUB_START,
	REGSUB_LAST
    };


    cflags = TCL_REG_ADVANCED;
    all = 0;
    offset = 0;
    command = 0;
    resultPtr = NULL;

................................................................................

	if (command) {
	    Tcl_Obj **args = NULL, **parts;
	    int numArgs;

	    Tcl_ListObjGetElements(interp, subPtr, &numParts, &parts);
	    numArgs = numParts + info.nsubs + 1;
	    args = ckalloc(sizeof(Tcl_Obj*) * numArgs);
	    memcpy(args, parts, sizeof(Tcl_Obj*) * numParts);

	    for (idx = 0 ; idx <= info.nsubs ; idx++) {
		subStart = info.matches[idx].start;
		subEnd = info.matches[idx].end;
		if ((subStart >= 0) && (subEnd >= 0)) {
		    args[idx + numParts] = Tcl_NewUnicodeObj(
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_RenameObjCmd(
    ClientData dummy,		/* Arbitrary value passed to the command. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *oldName, *newName;


    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "oldName newName");
	return TCL_ERROR;
    }

    oldName = TclGetString(objv[1]);
................................................................................
    /*
     * General syntax: [return ?-option value ...? ?result?]
     * An even number of words means an explicit result argument is present.
     */

    int explicitResult = (0 == (objc % 2));
    int numOptionWords = objc - 1 - explicitResult;


    if (TCL_ERROR == TclMergeReturnOptions(interp, numOptionWords, objv+1,
	    &returnOpts, &code, &level)) {
	return TCL_ERROR;
    }

    code = TclProcessReturn(interp, code, level, returnOpts);
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *encodingName = NULL;
    Tcl_Obj *fileName;
    int result;
    void **pkgFiles = NULL;
    void *names = NULL;


    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-encoding name? fileName");
	return TCL_ERROR;
    }

    fileName = objv[objc-1];
................................................................................
	};
	int index;

	if (TCL_ERROR == Tcl_GetIndexFromObj(interp, objv[1], nopkgoptions,
		"option", TCL_EXACT, &index)) {
	    return TCL_ERROR;
	}
	pkgFiles = Tcl_GetAssocData(interp, "tclPkgFiles", NULL);
	/* Make sure that during the following TclNREvalFile no filenames
	 * are recorded for inclusion in the "package files" command */
	names = *pkgFiles;
	*pkgFiles = NULL;
    }
    result = TclNREvalFile(interp, fileName, encodingName);
    if (pkgFiles) {
................................................................................
    Tcl_UniChar ch = 0;
    int len;
    const char *splitChars;
    const char *stringPtr;
    const char *end;
    int splitCharLen, stringLen;
    Tcl_Obj *listPtr, *objPtr;


    if (objc == 2) {
	splitChars = " \n\t\r";
	splitCharLen = 4;
    } else if (objc == 3) {
	splitChars = TclGetStringFromObj(objv[2], &splitCharLen);
    } else {
................................................................................

		/*
		 * Don't need to fiddle with refcount...
		 */

		Tcl_SetHashValue(hPtr, objPtr);
	    } else {
		objPtr = Tcl_GetHashValue(hPtr);
	    }
	    Tcl_ListObjAppendElement(NULL, listPtr, objPtr);
	}
	Tcl_DeleteHashTable(&charReuseTable);

    } else if (splitCharLen == 1) {
	char *p;

	/*
	 * Handle the special case of splitting on a single character. This is
	 * only true for the one-char ASCII case, as one unicode char is > 1
	 * byte in length.
	 */

................................................................................
StringFirstCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int start = 0;


    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"needleString haystackString ?startIndex?");
	return TCL_ERROR;
    }

................................................................................
StringLastCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int last = INT_MAX - 1;


    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"needleString haystackString ?lastIndex?");
	return TCL_ERROR;
    }

................................................................................
StringIndexCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length, index;


    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string charIndex");
	return TCL_ERROR;
    }

    /*
................................................................................
    Tcl_Interp *interp,		/* Current interpreter */
    int objc,			/* Number of arguments */
    Tcl_Obj *const objv[])	/* Argument objects */
{
    int length;			/* String length */
    int index;			/* Insert index */
    Tcl_Obj *outObj;		/* Output object */


    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string index insertString");
	return TCL_ERROR;
    }

    length = Tcl_GetCharLength(objv[1]);
................................................................................
    };
    static const char *const isOptions[] = {
	"-strict", "-failindex", NULL
    };
    enum isOptions {
	OPT_STRICT, OPT_FAILIDX
    };


    if (objc < 3 || objc > 6) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"class ?-strict? ?-failindex var? str");
	return TCL_ERROR;
    }
    if (Tcl_GetIndexFromObj(interp, objv[1], isClasses, "class", 0,
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length1, length2, mapElemc, index;
    int nocase = 0, mapWithDict = 0, copySource = 0;
    Tcl_Obj **mapElemv, *sourceObj, *resultPtr;
    Tcl_UniChar *ustring1, *ustring2, *p, *end;
    int (*strCmpFn)(const Tcl_UniChar*, const Tcl_UniChar*, unsigned long);


    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-nocase? charMap string");
	return TCL_ERROR;
    }

    if (objc == 4) {
................................................................................
	mapWithDict = 1;

	/*
	 * Copy the dictionary out into an array; that's the easiest way to
	 * adapt this code...
	 */

	mapElemv = TclStackAlloc(interp, sizeof(Tcl_Obj *) * mapElemc);
	Tcl_DictObjFirst(interp, objv[objc-2], &search, mapElemv+0,
		mapElemv+1, &done);
	for (i=2 ; i<mapElemc ; i+=2) {
	    Tcl_DictObjNext(&search, mapElemv+i, mapElemv+i+1, &done);
	}
	Tcl_DictObjDone(&search);
    } else {
................................................................................
	/*
	 * Precompute pointers to the unicode string and length. This saves us
	 * repeated function calls later, significantly speeding up the
	 * algorithm. We only need the lowercase first char in the nocase
	 * case.
	 */

	mapStrings = TclStackAlloc(interp, mapElemc*2*sizeof(Tcl_UniChar *));
	mapLens = TclStackAlloc(interp, mapElemc * 2 * sizeof(int));
	if (nocase) {
	    u2lc = TclStackAlloc(interp, mapElemc * sizeof(int));
	}
	for (index = 0; index < mapElemc; index++) {
	    mapStrings[index] = Tcl_GetUnicodeFromObj(mapElemv[index],
		    mapLens+index);
	    if (nocase && ((index % 2) == 0)) {
		u2lc[index/2] = Tcl_UniCharToLower(*mapStrings[index]);
	    }
................................................................................
StringMatchCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int nocase = 0;


    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-nocase? pattern string");
	return TCL_ERROR;
    }

    if (objc == 4) {
................................................................................
StringRangeCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length, first, last;


    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string first last");
	return TCL_ERROR;
    }

    /*
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int count;
    Tcl_Obj *resultPtr;


    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string count");
	return TCL_ERROR;
    }

    if (TclGetIntFromObj(interp, objv[2], &count) != TCL_OK) {
................................................................................
StringRplcCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int first, last, length, end;


    if (objc < 4 || objc > 5) {
	Tcl_WrongNumArgs(interp, 1, objv, "string first last ?string?");
	return TCL_ERROR;
    }

    length = Tcl_GetCharLength(objv[1]);
................................................................................
static int
StringRevCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "string");
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, TclStringReverse(objv[1], TCL_STRING_IN_PLACE));
    return TCL_OK;
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_UniChar ch = 0;
    const char *p, *string;
    int cur, index, length, numChars;


    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string index");
	return TCL_ERROR;
    }

    string = TclGetStringFromObj(objv[1], &length);
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_UniChar ch = 0;
    const char *p, *end, *string;
    int cur, index, length, numChars;


    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string index");
	return TCL_ERROR;
    }

    string = TclGetStringFromObj(objv[1], &length);
................................................................................
     * Remember to keep code here in some sync with the byte-compiled versions
     * in tclExecute.c (INST_STR_EQ, INST_STR_NEQ and INST_STR_CMP as well as
     * the expr string comparison in INST_EQ/INST_NEQ/INST_LT/...).
     */

    const char *string2;
    int length, i, match, nocase = 0, reqlength = -1;


    if (objc < 3 || objc > 6) {
    str_cmp_args:
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-nocase? ?-length int? string1 string2");
	return TCL_ERROR;
    }
................................................................................
    /*
     * Remember to keep code here in some sync with the byte-compiled versions
     * in tclExecute.c (INST_STR_EQ, INST_STR_NEQ and INST_STR_CMP as well as
     * the expr string comparison in INST_EQ/INST_NEQ/INST_LT/...).
     */

    int match, nocase, reqlength, status;


    status = TclStringCmpOpts(interp, objc, objv, &nocase, &reqlength);
    if (status != TCL_OK) {
	return status;
    }

    objv += objc-2;
................................................................................
StringCatCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *objResultPtr;


    if (objc < 2) {
	/*
	 * If there are no args, the result is an empty object.
	 * Just leave the preset empty interp result.
	 */
	return TCL_OK;
................................................................................
StringBytesCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "string");
	return TCL_ERROR;
    }

    (void) TclGetStringFromObj(objv[1], &length);
................................................................................
static int
StringLenCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "string");
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, Tcl_NewWideIntObj(Tcl_GetCharLength(objv[1])));
    return TCL_OK;
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length1, length2;
    const char *string1;
    char *string2;


    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string ?first? ?last?");
	return TCL_ERROR;
    }

    string1 = TclGetStringFromObj(objv[1], &length1);
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length1, length2;
    const char *string1;
    char *string2;


    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string ?first? ?last?");
	return TCL_ERROR;
    }

    string1 = TclGetStringFromObj(objv[1], &length1);
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length1, length2;
    const char *string1;
    char *string2;


    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string ?first? ?last?");
	return TCL_ERROR;
    }

    string1 = TclGetStringFromObj(objv[1], &length1);
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *string1, *string2;
    int triml, trimr, length1, length2;


    if (objc == 3) {
	string2 = TclGetStringFromObj(objv[2], &length2);
    } else if (objc == 2) {
	string2 = tclDefaultTrimSet;
	length2 = strlen(tclDefaultTrimSet);
    } else {
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *string1, *string2;
    int trim, length1, length2;


    if (objc == 3) {
	string2 = TclGetStringFromObj(objv[2], &length2);
    } else if (objc == 2) {
	string2 = tclDefaultTrimSet;
	length2 = strlen(tclDefaultTrimSet);
    } else {
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *string1, *string2;
    int trim, length1, length2;


    if (objc == 3) {
	string2 = TclGetStringFromObj(objv[2], &length2);
    } else if (objc == 2) {
	string2 = tclDefaultTrimSet;
	length2 = strlen(tclDefaultTrimSet);
    } else {
................................................................................
TclNRSubstObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int flags;


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-nobackslashes? ?-nocommands? ?-novariables? string");
	return TCL_ERROR;
    }

................................................................................
    };
    enum options {
	OPT_EXACT, OPT_GLOB, OPT_INDEXV, OPT_MATCHV, OPT_NOCASE, OPT_REGEXP,
	OPT_LAST
    };
    typedef int (*strCmpFn_t)(const char *, const char *);
    strCmpFn_t strCmpFn = TclUtfCmp;


    mode = OPT_EXACT;
    foundmode = 0;
    indexVarObj = NULL;
    matchVarObj = NULL;
    numMatchesSaved = 0;
    noCase = 0;
................................................................................

    /*
     * We've got a match. Find a body to execute, skipping bodies that are
     * "-".
     */

  matchFound:
    ctxPtr = TclStackAlloc(interp, sizeof(CmdFrame));
    *ctxPtr = *iPtr->cmdFramePtr;

    if (splitObjs) {
	/*
	 * We have to perform the GetSrc and other type dependent handling of
	 * the frame here because we are munging with the line numbers,
	 * something the other commands like if, etc. are not doing. Them are
................................................................................
	     * own.
	     */
	}

	if (ctxPtr->type == TCL_LOCATION_SOURCE && ctxPtr->line[bidx] >= 0) {
	    int bline = ctxPtr->line[bidx];

	    ctxPtr->line = ckalloc(objc * sizeof(int));
	    ctxPtr->nline = objc;
	    TclListLines(blist, bline, objc, ctxPtr->line, objv);
	} else {
	    /*
	     * This is either a dynamic code word, when all elements are
	     * relative to themselves, or something else less expected and
	     * where we have no information. The result is the same in both
	     * cases; tell the code to come that it doesn't know where it is,
	     * which triggers reversion to the old behavior.
	     */

	    int k;

	    ctxPtr->line = ckalloc(objc * sizeof(int));
	    ctxPtr->nline = objc;
	    for (k=0; k < objc; k++) {
		ctxPtr->line[k] = -1;
	    }
	}
    }

................................................................................
    ClientData data[],		/* Data passed from Tcl_NRAddCallback above */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int result)			/* Result to return*/
{
    /* Unpack the preserved data */

    int splitObjs = PTR2INT(data[0]);
    CmdFrame *ctxPtr = data[1];
    int pc = PTR2INT(data[2]);
    const char *pattern = data[3];
    int patternLength = strlen(pattern);

    /*
     * Clean up TIP 280 context information
     */

    if (splitObjs) {
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *options;
    int len;


    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "type message");
	return TCL_ERROR;
    }

    /*
................................................................................
    int count;
    double totalMicroSec;
#ifndef TCL_WIDE_CLICKS
    Tcl_Time start, stop;
#else
    Tcl_WideInt start, stop;
#endif


    if (objc == 2) {
	count = 1;
    } else if (objc == 3) {
	result = TclGetIntFromObj(interp, objv[2], &count);
	if (result != TCL_OK) {
	    return result;
................................................................................
	"-direct",	"-overhead",	"-calibrate",	"--",	NULL
    };
    enum options {
	TMRT_EV_DIRECT,	TMRT_OVERHEAD,	TMRT_CALIBRATE,	TMRT_LAST
    };
    NRE_callback *rootPtr;
    ByteCode *codePtr = NULL;


    for (i = 1; i < objc - 1; i++) {
	int index;

	if (Tcl_GetIndexFromObj(NULL, objv[i], options, "option", TCL_EXACT,
		&index) != TCL_OK) {
	    break;
................................................................................
    int i, bodyShared, haveHandlers, dummy, code;
    static const char *const handlerNames[] = {
	"finally", "on", "trap", NULL
    };
    enum Handlers {
	TryFinally, TryOn, TryTrap
    };


    /*
     * Parse the arguments. The handlers are passed to subsequent callbacks as
     * a Tcl_Obj list of the 5-tuples like (type, returnCode, errorCodePrefix,
     * bindVariables, script), and the finally script is just passed as it is.
     */

................................................................................
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultObj, *options, *handlersObj, *finallyObj, *cmdObj, **objv;
    int i, dummy, code, objc;
    int numHandlers = 0;

    handlersObj = data[0];
    finallyObj = data[1];
    objv = data[2];
    objc = PTR2INT(data[3]);

    cmdObj = objv[0];

    /*
     * Check for limits/rewinding, which override normal trapping behaviour.
     */
................................................................................
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultObj, *cmdObj, *options, *handlerKindObj, **objv;
    Tcl_Obj *finallyObj;
    int finally;

    objv = data[0];
    options = data[1];
    handlerKindObj = data[2];
    finally = PTR2INT(data[3]);

    cmdObj = objv[0];
    finallyObj = finally ? objv[finally] : 0;

    /*
     * Check for limits/rewinding, which override normal trapping behaviour.
................................................................................
TryPostFinal(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultObj, *options, *cmdObj;

    resultObj = data[0];
    options = data[1];
    cmdObj = data[2];

    /*
     * If the result wasn't OK, we need to adjust the result options.
     */

    if (result != TCL_OK) {
	Tcl_DecrRefCount(resultObj);
................................................................................
TclNRWhileObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    ForIterData *iterPtr;


    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "test command");
	return TCL_ERROR;
    }

    /*






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Tcl_PwdObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *retVal;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    retVal = Tcl_FSGetCwd(interp);
................................................................................
	"-nocase",	"-start",	"--",		NULL
    };
    enum options {
	REGEXP_ALL,	REGEXP_ABOUT,	REGEXP_INDICES,	REGEXP_INLINE,
	REGEXP_EXPANDED,REGEXP_LINE,	REGEXP_LINESTOP,REGEXP_LINEANCHOR,
	REGEXP_NOCASE,	REGEXP_START,	REGEXP_LAST
    };
    (void)dummy;

    indices = 0;
    about = 0;
    cflags = TCL_REG_ADVANCED;
    offset = 0;
    all = 0;
    doinline = 0;
................................................................................
	"--",		NULL
    };
    enum options {
	REGSUB_ALL,	 REGSUB_COMMAND,    REGSUB_EXPANDED, REGSUB_LINE,
	REGSUB_LINESTOP, REGSUB_LINEANCHOR, REGSUB_NOCASE,   REGSUB_START,
	REGSUB_LAST
    };
    (void)dummy;

    cflags = TCL_REG_ADVANCED;
    all = 0;
    offset = 0;
    command = 0;
    resultPtr = NULL;

................................................................................

	if (command) {
	    Tcl_Obj **args = NULL, **parts;
	    int numArgs;

	    Tcl_ListObjGetElements(interp, subPtr, &numParts, &parts);
	    numArgs = numParts + info.nsubs + 1;
	    args = (Tcl_Obj **)ckalloc(sizeof(Tcl_Obj*) * numArgs);
	    memcpy(args, parts, sizeof(Tcl_Obj*) * numParts);

	    for (idx = 0 ; idx <= info.nsubs ; idx++) {
		subStart = info.matches[idx].start;
		subEnd = info.matches[idx].end;
		if ((subStart >= 0) && (subEnd >= 0)) {
		    args[idx + numParts] = Tcl_NewUnicodeObj(
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_RenameObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *oldName, *newName;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "oldName newName");
	return TCL_ERROR;
    }

    oldName = TclGetString(objv[1]);
................................................................................
    /*
     * General syntax: [return ?-option value ...? ?result?]
     * An even number of words means an explicit result argument is present.
     */

    int explicitResult = (0 == (objc % 2));
    int numOptionWords = objc - 1 - explicitResult;
    (void)dummy;

    if (TCL_ERROR == TclMergeReturnOptions(interp, numOptionWords, objv+1,
	    &returnOpts, &code, &level)) {
	return TCL_ERROR;
    }

    code = TclProcessReturn(interp, code, level, returnOpts);
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *encodingName = NULL;
    Tcl_Obj *fileName;
    int result;
    void **pkgFiles = NULL;
    void *names = NULL;
    (void)dummy;

    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-encoding name? fileName");
	return TCL_ERROR;
    }

    fileName = objv[objc-1];
................................................................................
	};
	int index;

	if (TCL_ERROR == Tcl_GetIndexFromObj(interp, objv[1], nopkgoptions,
		"option", TCL_EXACT, &index)) {
	    return TCL_ERROR;
	}
	pkgFiles = (void **)Tcl_GetAssocData(interp, "tclPkgFiles", NULL);
	/* Make sure that during the following TclNREvalFile no filenames
	 * are recorded for inclusion in the "package files" command */
	names = *pkgFiles;
	*pkgFiles = NULL;
    }
    result = TclNREvalFile(interp, fileName, encodingName);
    if (pkgFiles) {
................................................................................
    Tcl_UniChar ch = 0;
    int len;
    const char *splitChars;
    const char *stringPtr;
    const char *end;
    int splitCharLen, stringLen;
    Tcl_Obj *listPtr, *objPtr;
    (void)dummy;

    if (objc == 2) {
	splitChars = " \n\t\r";
	splitCharLen = 4;
    } else if (objc == 3) {
	splitChars = TclGetStringFromObj(objv[2], &splitCharLen);
    } else {
................................................................................

		/*
		 * Don't need to fiddle with refcount...
		 */

		Tcl_SetHashValue(hPtr, objPtr);
	    } else {
		objPtr = (Tcl_Obj *)Tcl_GetHashValue(hPtr);
	    }
	    Tcl_ListObjAppendElement(NULL, listPtr, objPtr);
	}
	Tcl_DeleteHashTable(&charReuseTable);

    } else if (splitCharLen == 1) {
	const char *p;

	/*
	 * Handle the special case of splitting on a single character. This is
	 * only true for the one-char ASCII case, as one unicode char is > 1
	 * byte in length.
	 */

................................................................................
StringFirstCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int start = 0;
    (void)dummy;

    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"needleString haystackString ?startIndex?");
	return TCL_ERROR;
    }

................................................................................
StringLastCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int last = INT_MAX - 1;
    (void)dummy;

    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"needleString haystackString ?lastIndex?");
	return TCL_ERROR;
    }

................................................................................
StringIndexCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length, index;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string charIndex");
	return TCL_ERROR;
    }

    /*
................................................................................
    Tcl_Interp *interp,		/* Current interpreter */
    int objc,			/* Number of arguments */
    Tcl_Obj *const objv[])	/* Argument objects */
{
    int length;			/* String length */
    int index;			/* Insert index */
    Tcl_Obj *outObj;		/* Output object */
    (void)dummy;

    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string index insertString");
	return TCL_ERROR;
    }

    length = Tcl_GetCharLength(objv[1]);
................................................................................
    };
    static const char *const isOptions[] = {
	"-strict", "-failindex", NULL
    };
    enum isOptions {
	OPT_STRICT, OPT_FAILIDX
    };
    (void)dummy;

    if (objc < 3 || objc > 6) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"class ?-strict? ?-failindex var? str");
	return TCL_ERROR;
    }
    if (Tcl_GetIndexFromObj(interp, objv[1], isClasses, "class", 0,
................................................................................
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length1, length2, mapElemc, index;
    int nocase = 0, mapWithDict = 0, copySource = 0;
    Tcl_Obj **mapElemv, *sourceObj, *resultPtr;
    Tcl_UniChar *ustring1, *ustring2, *p, *end;
    int (*strCmpFn)(const Tcl_UniChar*, const Tcl_UniChar*, unsigned long);
    (void)dummy;

    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-nocase? charMap string");
	return TCL_ERROR;
    }

    if (objc == 4) {
................................................................................
	mapWithDict = 1;

	/*
	 * Copy the dictionary out into an array; that's the easiest way to
	 * adapt this code...
	 */

	mapElemv = (Tcl_Obj **)TclStackAlloc(interp, sizeof(Tcl_Obj *) * mapElemc);
	Tcl_DictObjFirst(interp, objv[objc-2], &search, mapElemv+0,
		mapElemv+1, &done);
	for (i=2 ; i<mapElemc ; i+=2) {
	    Tcl_DictObjNext(&search, mapElemv+i, mapElemv+i+1, &done);
	}
	Tcl_DictObjDone(&search);
    } else {
................................................................................
	/*
	 * Precompute pointers to the unicode string and length. This saves us
	 * repeated function calls later, significantly speeding up the
	 * algorithm. We only need the lowercase first char in the nocase
	 * case.
	 */

	mapStrings = (Tcl_UniChar **)TclStackAlloc(interp, mapElemc*2*sizeof(Tcl_UniChar *));
	mapLens = (int *)TclStackAlloc(interp, mapElemc * 2 * sizeof(int));
	if (nocase) {
	    u2lc = (int *)TclStackAlloc(interp, mapElemc * sizeof(int));
	}
	for (index = 0; index < mapElemc; index++) {
	    mapStrings[index] = Tcl_GetUnicodeFromObj(mapElemv[index],
		    mapLens+index);
	    if (nocase && ((index % 2) == 0)) {
		u2lc[index/2] = Tcl_UniCharToLower(*mapStrings[index]);
	    }
................................................................................
StringMatchCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int nocase = 0;
    (void)dummy;

    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-nocase? pattern string");
	return TCL_ERROR;
    }

    if (objc == 4) {
................................................................................
StringRangeCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length, first, last;
    (void)dummy;

    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string first last");
	return TCL_ERROR;
    }

    /*
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int count;
    Tcl_Obj *resultPtr;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string count");
	return TCL_ERROR;
    }

    if (TclGetIntFromObj(interp, objv[2], &count) != TCL_OK) {
................................................................................
StringRplcCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int first, last, length, end;
    (void)dummy;

    if (objc < 4 || objc > 5) {
	Tcl_WrongNumArgs(interp, 1, objv, "string first last ?string?");
	return TCL_ERROR;
    }

    length = Tcl_GetCharLength(objv[1]);
................................................................................
static int
StringRevCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "string");
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, TclStringReverse(objv[1], TCL_STRING_IN_PLACE));
    return TCL_OK;
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_UniChar ch = 0;
    const char *p, *string;
    int cur, index, length, numChars;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string index");
	return TCL_ERROR;
    }

    string = TclGetStringFromObj(objv[1], &length);
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_UniChar ch = 0;
    const char *p, *end, *string;
    int cur, index, length, numChars;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string index");
	return TCL_ERROR;
    }

    string = TclGetStringFromObj(objv[1], &length);
................................................................................
     * Remember to keep code here in some sync with the byte-compiled versions
     * in tclExecute.c (INST_STR_EQ, INST_STR_NEQ and INST_STR_CMP as well as
     * the expr string comparison in INST_EQ/INST_NEQ/INST_LT/...).
     */

    const char *string2;
    int length, i, match, nocase = 0, reqlength = -1;
    (void)dummy;

    if (objc < 3 || objc > 6) {
    str_cmp_args:
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-nocase? ?-length int? string1 string2");
	return TCL_ERROR;
    }
................................................................................
    /*
     * Remember to keep code here in some sync with the byte-compiled versions
     * in tclExecute.c (INST_STR_EQ, INST_STR_NEQ and INST_STR_CMP as well as
     * the expr string comparison in INST_EQ/INST_NEQ/INST_LT/...).
     */

    int match, nocase, reqlength, status;
    (void)dummy;

    status = TclStringCmpOpts(interp, objc, objv, &nocase, &reqlength);
    if (status != TCL_OK) {
	return status;
    }

    objv += objc-2;
................................................................................
StringCatCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *objResultPtr;
    (void)dummy;

    if (objc < 2) {
	/*
	 * If there are no args, the result is an empty object.
	 * Just leave the preset empty interp result.
	 */
	return TCL_OK;
................................................................................
StringBytesCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "string");
	return TCL_ERROR;
    }

    (void) TclGetStringFromObj(objv[1], &length);
................................................................................
static int
StringLenCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "string");
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, Tcl_NewWideIntObj(Tcl_GetCharLength(objv[1])));
    return TCL_OK;
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length1, length2;
    const char *string1;
    char *string2;
    (void)dummy;

    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string ?first? ?last?");
	return TCL_ERROR;
    }

    string1 = TclGetStringFromObj(objv[1], &length1);
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length1, length2;
    const char *string1;
    char *string2;
    (void)dummy;

    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string ?first? ?last?");
	return TCL_ERROR;
    }

    string1 = TclGetStringFromObj(objv[1], &length1);
................................................................................
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int length1, length2;
    const char *string1;
    char *string2;
    (void)dummy;

    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string ?first? ?last?");
	return TCL_ERROR;
    }

    string1 = TclGetStringFromObj(objv[1], &length1);
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *string1, *string2;
    int triml, trimr, length1, length2;
    (void)dummy;

    if (objc == 3) {
	string2 = TclGetStringFromObj(objv[2], &length2);
    } else if (objc == 2) {
	string2 = tclDefaultTrimSet;
	length2 = strlen(tclDefaultTrimSet);
    } else {
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *string1, *string2;
    int trim, length1, length2;
    (void)dummy;

    if (objc == 3) {
	string2 = TclGetStringFromObj(objv[2], &length2);
    } else if (objc == 2) {
	string2 = tclDefaultTrimSet;
	length2 = strlen(tclDefaultTrimSet);
    } else {
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *string1, *string2;
    int trim, length1, length2;
    (void)dummy;

    if (objc == 3) {
	string2 = TclGetStringFromObj(objv[2], &length2);
    } else if (objc == 2) {
	string2 = tclDefaultTrimSet;
	length2 = strlen(tclDefaultTrimSet);
    } else {
................................................................................
TclNRSubstObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int flags;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-nobackslashes? ?-nocommands? ?-novariables? string");
	return TCL_ERROR;
    }

................................................................................
    };
    enum options {
	OPT_EXACT, OPT_GLOB, OPT_INDEXV, OPT_MATCHV, OPT_NOCASE, OPT_REGEXP,
	OPT_LAST
    };
    typedef int (*strCmpFn_t)(const char *, const char *);
    strCmpFn_t strCmpFn = TclUtfCmp;
    (void)dummy;

    mode = OPT_EXACT;
    foundmode = 0;
    indexVarObj = NULL;
    matchVarObj = NULL;
    numMatchesSaved = 0;
    noCase = 0;
................................................................................

    /*
     * We've got a match. Find a body to execute, skipping bodies that are
     * "-".
     */

  matchFound:
    ctxPtr = (CmdFrame *)TclStackAlloc(interp, sizeof(CmdFrame));
    *ctxPtr = *iPtr->cmdFramePtr;

    if (splitObjs) {
	/*
	 * We have to perform the GetSrc and other type dependent handling of
	 * the frame here because we are munging with the line numbers,
	 * something the other commands like if, etc. are not doing. Them are
................................................................................
	     * own.
	     */
	}

	if (ctxPtr->type == TCL_LOCATION_SOURCE && ctxPtr->line[bidx] >= 0) {
	    int bline = ctxPtr->line[bidx];

	    ctxPtr->line = (int *)ckalloc(objc * sizeof(int));
	    ctxPtr->nline = objc;
	    TclListLines(blist, bline, objc, ctxPtr->line, objv);
	} else {
	    /*
	     * This is either a dynamic code word, when all elements are
	     * relative to themselves, or something else less expected and
	     * where we have no information. The result is the same in both
	     * cases; tell the code to come that it doesn't know where it is,
	     * which triggers reversion to the old behavior.
	     */

	    int k;

	    ctxPtr->line = (int *)ckalloc(objc * sizeof(int));
	    ctxPtr->nline = objc;
	    for (k=0; k < objc; k++) {
		ctxPtr->line[k] = -1;
	    }
	}
    }

................................................................................
    ClientData data[],		/* Data passed from Tcl_NRAddCallback above */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int result)			/* Result to return*/
{
    /* Unpack the preserved data */

    int splitObjs = PTR2INT(data[0]);
    CmdFrame *ctxPtr = (CmdFrame *)data[1];
    int pc = PTR2INT(data[2]);
    const char *pattern = (const char *)data[3];
    int patternLength = strlen(pattern);

    /*
     * Clean up TIP 280 context information
     */

    if (splitObjs) {
................................................................................
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *options;
    int len;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "type message");
	return TCL_ERROR;
    }

    /*
................................................................................
    int count;
    double totalMicroSec;
#ifndef TCL_WIDE_CLICKS
    Tcl_Time start, stop;
#else
    Tcl_WideInt start, stop;
#endif
    (void)dummy;

    if (objc == 2) {
	count = 1;
    } else if (objc == 3) {
	result = TclGetIntFromObj(interp, objv[2], &count);
	if (result != TCL_OK) {
	    return result;
................................................................................
	"-direct",	"-overhead",	"-calibrate",	"--",	NULL
    };
    enum options {
	TMRT_EV_DIRECT,	TMRT_OVERHEAD,	TMRT_CALIBRATE,	TMRT_LAST
    };
    NRE_callback *rootPtr;
    ByteCode *codePtr = NULL;
    (void)dummy;

    for (i = 1; i < objc - 1; i++) {
	int index;

	if (Tcl_GetIndexFromObj(NULL, objv[i], options, "option", TCL_EXACT,
		&index) != TCL_OK) {
	    break;
................................................................................
    int i, bodyShared, haveHandlers, dummy, code;
    static const char *const handlerNames[] = {
	"finally", "on", "trap", NULL
    };
    enum Handlers {
	TryFinally, TryOn, TryTrap
    };
    (void)clientData;

    /*
     * Parse the arguments. The handlers are passed to subsequent callbacks as
     * a Tcl_Obj list of the 5-tuples like (type, returnCode, errorCodePrefix,
     * bindVariables, script), and the finally script is just passed as it is.
     */

................................................................................
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultObj, *options, *handlersObj, *finallyObj, *cmdObj, **objv;
    int i, dummy, code, objc;
    int numHandlers = 0;

    handlersObj = (Tcl_Obj *)data[0];
    finallyObj = (Tcl_Obj *)data[1];
    objv = (Tcl_Obj **)data[2];
    objc = PTR2INT(data[3]);

    cmdObj = objv[0];

    /*
     * Check for limits/rewinding, which override normal trapping behaviour.
     */
................................................................................
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultObj, *cmdObj, *options, *handlerKindObj, **objv;
    Tcl_Obj *finallyObj;
    int finally;

    objv = (Tcl_Obj **)data[0];
    options = (Tcl_Obj *)data[1];
    handlerKindObj = (Tcl_Obj *)data[2];
    finally = PTR2INT(data[3]);

    cmdObj = objv[0];
    finallyObj = finally ? objv[finally] : 0;

    /*
     * Check for limits/rewinding, which override normal trapping behaviour.
................................................................................
TryPostFinal(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultObj, *options, *cmdObj;

    resultObj = (Tcl_Obj *)data[0];
    options = (Tcl_Obj *)data[1];
    cmdObj = (Tcl_Obj *)data[2];

    /*
     * If the result wasn't OK, we need to adjust the result options.
     */

    if (result != TCL_OK) {
	Tcl_DecrRefCount(resultObj);
................................................................................
TclNRWhileObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    ForIterData *iterPtr;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "test command");
	return TCL_ERROR;
    }

    /*

Changes to generic/tclCompCmds.c.

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    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    int isScalar, localIndex;


    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }

    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    PushVarNameWord(interp, tokenPtr, envPtr, TCL_NO_ELEMENT,
................................................................................
    /*
     * Prepare for the internal foreach.
     */

    keyVar = AnonymousLocal(envPtr);
    valVar = AnonymousLocal(envPtr);

    infoPtr = ckalloc(sizeof(ForeachInfo));
    infoPtr->numLists = 1;
    infoPtr->varLists[0] = ckalloc(sizeof(ForeachVarList) + sizeof(int));
    infoPtr->varLists[0]->numVars = 2;
    infoPtr->varLists[0]->varIndexes[0] = keyVar;
    infoPtr->varLists[0]->varIndexes[1] = valVar;
    infoIndex = TclCreateAuxData(infoPtr, &newForeachInfoType, envPtr);

    /*
     * Start issuing instructions to write to the array.
................................................................................
 *	runtime.
 *
 *----------------------------------------------------------------------
 */

int
TclCompileBreakCmd(
    Tcl_Interp *interp,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    ExceptionRange *rangePtr;
    ExceptionAux *auxPtr;



    if (parsePtr->numWords != 1) {
	return TCL_ERROR;
    }

    /*
     * Find the innermost exception range that contains this command.
................................................................................
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    JumpFixup jumpFixup;
    Tcl_Token *cmdTokenPtr, *resultNameTokenPtr, *optsNameTokenPtr;
    int resultIndex, optsIndex, range, dropScript = 0;
    DefineLineInformation;	/* TIP #280 */
    int depth = TclGetStackDepth(envPtr);


    /*
     * If syntax does not match what we expect for [catch], do not compile.
     * Let runtime checks determine if syntax has changed.
     */

    if ((parsePtr->numWords < 2) || (parsePtr->numWords > 4)) {
................................................................................
 *	command at runtime.
 *
 *----------------------------------------------------------------------
 */

int
TclCompileClockClicksCmd(
    Tcl_Interp* interp,		/* Tcl interpreter */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token* tokenPtr;



    switch (parsePtr->numWords) {
    case 1:
	/*
	 * No args
	 */
	TclEmitInstInt1(INST_CLOCK_READ, 0, envPtr);
................................................................................
 *
 * Client data is 1 for microseconds, 2 for milliseconds, 3 for seconds.
 *----------------------------------------------------------------------
 */

int
TclCompileClockReadingCmd(
    Tcl_Interp* interp,		/* Tcl interpreter */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{


    if (parsePtr->numWords != 1) {
	return TCL_ERROR;
    }

    TclEmitInstInt1(INST_CLOCK_READ, PTR2INT(cmdPtr->objClientData), envPtr);

    return TCL_OK;
................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Obj *objPtr, *listObj;
    Tcl_Token *tokenPtr;
    int i;


    /* TODO: Consider compiling expansion case. */
    if (parsePtr->numWords == 1) {
	/*
	 * [concat] without arguments just pushes an empty object.
	 */

................................................................................
 *	runtime.
 *
 *----------------------------------------------------------------------
 */

int
TclCompileContinueCmd(
    Tcl_Interp *interp,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    ExceptionRange *rangePtr;
    ExceptionAux *auxPtr;



    /*
     * There should be no argument after the "continue".
     */

    if (parsePtr->numWords != 1) {
	return TCL_ERROR;
................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int i, dictVarIndex;
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *varTokenPtr;


    /*
     * There must be at least one argument after the command.
     */

    if (parsePtr->numWords < 4) {
	return TCL_ERROR;
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int i;
    DefineLineInformation;	/* TIP #280 */


    /*
     * There must be at least two arguments after the command (the single-arg
     * case is legal, but too special and magic for us to deal with here).
     */

    /* TODO: Consider support for compiling expanded args. */
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int i;
    DefineLineInformation;	/* TIP #280 */


    /*
     * There must be at least three arguments after the command.
     */

    /* TODO: Consider support for compiling expanded args. */
    if (parsePtr->numWords < 4) {
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int i;
    DefineLineInformation;	/* TIP #280 */


    /*
     * There must be at least two arguments after the command (the single-arg
     * case is legal, but too special and magic for us to deal with here).
     */

    /* TODO: Consider support for compiling expanded args. */
................................................................................

    /*
     * Assemble the instruction metadata. This is complex enough that it is
     * represented as auxData; it holds an ordered list of variable indices
     * that are to be used.
     */

    duiPtr = ckalloc(sizeof(DictUpdateInfo) + sizeof(int) * (numVars - 1));
    duiPtr->length = numVars;
    keyTokenPtrs = TclStackAlloc(interp, sizeof(Tcl_Token *) * numVars);
    tokenPtr = TokenAfter(dictVarTokenPtr);

    for (i=0 ; i<numVars ; i++) {
	/*
	 * Put keys to one side for later compilation to bytecode.
	 */

................................................................................
 */

static ClientData
DupDictUpdateInfo(
    ClientData clientData)
{
    DictUpdateInfo *dui1Ptr, *dui2Ptr;
    unsigned len;

    dui1Ptr = clientData;
    len = sizeof(DictUpdateInfo) + sizeof(int) * (dui1Ptr->length - 1);
    dui2Ptr = ckalloc(len);
    memcpy(dui2Ptr, dui1Ptr, len);
    return dui2Ptr;
}

static void
FreeDictUpdateInfo(
    ClientData clientData)
................................................................................
static void
PrintDictUpdateInfo(
    ClientData clientData,
    Tcl_Obj *appendObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    DictUpdateInfo *duiPtr = clientData;
    int i;



    for (i=0 ; i<duiPtr->length ; i++) {
	if (i) {
	    Tcl_AppendToObj(appendObj, ", ", -1);
	}
	Tcl_AppendPrintfToObj(appendObj, "%%v%u", duiPtr->varIndices[i]);
    }
................................................................................
static void
DisassembleDictUpdateInfo(
    ClientData clientData,
    Tcl_Obj *dictObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    DictUpdateInfo *duiPtr = clientData;
    int i;
    Tcl_Obj *variables = Tcl_NewObj();



    for (i=0 ; i<duiPtr->length ; i++) {
	Tcl_ListObjAppendElement(NULL, variables,
		Tcl_NewIntObj(duiPtr->varIndices[i]));
    }
    Tcl_DictObjPut(NULL, dictObj, Tcl_NewStringObj("variables", -1),
	    variables);
................................................................................
{
    /*
     * General syntax: [error message ?errorInfo? ?errorCode?]
     */

    Tcl_Token *tokenPtr;
    DefineLineInformation;	/* TIP #280 */


    if (parsePtr->numWords < 2 || parsePtr->numWords > 4) {
	return TCL_ERROR;
    }

    /*
     * Handle the message.
................................................................................
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *firstWordPtr;


    if (parsePtr->numWords == 1) {
	return TCL_ERROR;
    }

    /*
     * TIP #280: Use the per-word line information of the current command.
................................................................................
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *startTokenPtr, *testTokenPtr, *nextTokenPtr, *bodyTokenPtr;
    JumpFixup jumpEvalCondFixup;
    int bodyCodeOffset, nextCodeOffset, jumpDist;
    int bodyRange, nextRange;
    DefineLineInformation;	/* TIP #280 */


    if (parsePtr->numWords != 5) {
	return TCL_ERROR;
    }

    /*
     * If the test expression requires substitutions, don't compile the for
................................................................................
				 * record in the ByteCode. */

    Tcl_Token *tokenPtr, *bodyTokenPtr;
    int jumpBackOffset, infoIndex, range;
    int numWords, numLists, i, j, code = TCL_OK;
    Tcl_Obj *varListObj = NULL;
    DefineLineInformation;	/* TIP #280 */


    /*
     * If the foreach command isn't in a procedure, don't compile it inline:
     * the payoff is too small.
     */

    if (procPtr == NULL) {
................................................................................
    /*
     * Create and initialize the ForeachInfo and ForeachVarList data
     * structures describing this command. Then create a AuxData record
     * pointing to the ForeachInfo structure.
     */

    numLists = (numWords - 2)/2;
    infoPtr = ckalloc(sizeof(ForeachInfo)
	    + (numLists - 1) * sizeof(ForeachVarList *));
    infoPtr->numLists = 0;	/* Count this up as we go */

    /*
     * Parse each var list into sequence of var names.  Don't
     * compile the foreach inline if any var name needs substitutions or isn't
     * a scalar, or if any var list needs substitutions.
................................................................................
	if (!TclWordKnownAtCompileTime(tokenPtr, varListObj) ||
		TCL_OK != Tcl_ListObjLength(NULL, varListObj, &numVars) ||
		numVars == 0) {
	    code = TCL_ERROR;
	    goto done;
	}

	varListPtr = ckalloc(sizeof(ForeachVarList)
		+ (numVars - 1) * sizeof(int));
	varListPtr->numVars = numVars;
	infoPtr->varLists[i/2] = varListPtr;
	infoPtr->numLists++;

	for (j = 0;  j < numVars;  j++) {
	    Tcl_Obj *varNameObj;
................................................................................
 */

static ClientData
DupForeachInfo(
    ClientData clientData)	/* The foreach command's compilation auxiliary
				 * data to duplicate. */
{
    ForeachInfo *srcPtr = clientData;
    ForeachInfo *dupPtr;
    ForeachVarList *srcListPtr, *dupListPtr;
    int numVars, i, j, numLists = srcPtr->numLists;

    dupPtr = ckalloc(sizeof(ForeachInfo)
	    + numLists * sizeof(ForeachVarList *));
    dupPtr->numLists = numLists;
    dupPtr->firstValueTemp = srcPtr->firstValueTemp;
    dupPtr->loopCtTemp = srcPtr->loopCtTemp;

    for (i = 0;  i < numLists;  i++) {
	srcListPtr = srcPtr->varLists[i];
	numVars = srcListPtr->numVars;
	dupListPtr = ckalloc(sizeof(ForeachVarList)
		+ numVars * sizeof(int));
	dupListPtr->numVars = numVars;
	for (j = 0;  j < numVars;  j++) {
	    dupListPtr->varIndexes[j] =	srcListPtr->varIndexes[j];
	}
	dupPtr->varLists[i] = dupListPtr;
    }
................................................................................
 */

static void
FreeForeachInfo(
    ClientData clientData)	/* The foreach command's compilation auxiliary
				 * data to free. */
{
    ForeachInfo *infoPtr = clientData;
    ForeachVarList *listPtr;
    int numLists = infoPtr->numLists;
    int i;

    for (i = 0;  i < numLists;  i++) {
	listPtr = infoPtr->varLists[i];
	ckfree(listPtr);
................................................................................
static void
PrintForeachInfo(
    ClientData clientData,
    Tcl_Obj *appendObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    ForeachInfo *infoPtr = clientData;
    ForeachVarList *varsPtr;
    int i, j;



    Tcl_AppendToObj(appendObj, "data=[", -1);

    for (i=0 ; i<infoPtr->numLists ; i++) {
	if (i) {
	    Tcl_AppendToObj(appendObj, ", ", -1);
	}
................................................................................
static void
PrintNewForeachInfo(
    ClientData clientData,
    Tcl_Obj *appendObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    ForeachInfo *infoPtr = clientData;
    ForeachVarList *varsPtr;
    int i, j;



    Tcl_AppendPrintfToObj(appendObj, "jumpOffset=%+d, vars=",
	    infoPtr->loopCtTemp);
    for (i=0 ; i<infoPtr->numLists ; i++) {
	if (i) {
	    Tcl_AppendToObj(appendObj, ",", -1);
	}
................................................................................
static void
DisassembleForeachInfo(
    ClientData clientData,
    Tcl_Obj *dictObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    ForeachInfo *infoPtr = clientData;
    ForeachVarList *varsPtr;
    int i, j;
    Tcl_Obj *objPtr, *innerPtr;



    /*
     * Data stores.
     */

    objPtr = Tcl_NewObj();
    for (i=0 ; i<infoPtr->numLists ; i++) {
................................................................................
static void
DisassembleNewForeachInfo(
    ClientData clientData,
    Tcl_Obj *dictObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    ForeachInfo *infoPtr = clientData;
    ForeachVarList *varsPtr;
    int i, j;
    Tcl_Obj *objPtr, *innerPtr;



    /*
     * Jump offset.
     */

    Tcl_DictObjPut(NULL, dictObj, Tcl_NewStringObj("jumpOffset", -1),
	   Tcl_NewIntObj(infoPtr->loopCtTemp));
................................................................................
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    Tcl_Obj **objv, *formatObj, *tmpObj;
    const char *bytes, *start;
    int i, j, len;


    /*
     * Don't handle any guaranteed-error cases.
     */

    if (parsePtr->numWords < 2) {
	return TCL_ERROR;
................................................................................
    Tcl_IncrRefCount(formatObj);
    tokenPtr = TokenAfter(tokenPtr);
    if (!TclWordKnownAtCompileTime(tokenPtr, formatObj)) {
	Tcl_DecrRefCount(formatObj);
	return TCL_ERROR;
    }

    objv = ckalloc((parsePtr->numWords-2) * sizeof(Tcl_Obj *));
    for (i=0 ; i+2 < parsePtr->numWords ; i++) {
	tokenPtr = TokenAfter(tokenPtr);
	objv[i] = Tcl_NewObj();
	Tcl_IncrRefCount(objv[i]);
	if (!TclWordKnownAtCompileTime(tokenPtr, objv[i])) {
	    goto checkForStringConcatCase;
	}
................................................................................

	    if (!(flags & TCL_NO_ELEMENT) && elNameLen) {
		/*
		 * An array element, the element name is a simple string:
		 * assemble the corresponding token.
		 */

		elemTokenPtr = TclStackAlloc(interp, sizeof(Tcl_Token));
		allocedTokens = 1;
		elemTokenPtr->type = TCL_TOKEN_TEXT;
		elemTokenPtr->start = elName;
		elemTokenPtr->size = elNameLen;
		elemTokenPtr->numComponents = 0;
		elemTokenCount = 1;
	    }
................................................................................
	    if (!(flags & TCL_NO_ELEMENT)) {
	      if (remainingLen) {
		/*
		 * Make a first token with the extra characters in the first
		 * token.
		 */

		elemTokenPtr = TclStackAlloc(interp, n * sizeof(Tcl_Token));
		allocedTokens = 1;
		elemTokenPtr->type = TCL_TOKEN_TEXT;
		elemTokenPtr->start = elName;
		elemTokenPtr->size = remainingLen;
		elemTokenPtr->numComponents = 0;
		elemTokenCount = n;







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    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    int isScalar, localIndex;
    (void)cmdPtr;

    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }

    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    PushVarNameWord(interp, tokenPtr, envPtr, TCL_NO_ELEMENT,
................................................................................
    /*
     * Prepare for the internal foreach.
     */

    keyVar = AnonymousLocal(envPtr);
    valVar = AnonymousLocal(envPtr);

    infoPtr = (ForeachInfo *)ckalloc(sizeof(ForeachInfo));
    infoPtr->numLists = 1;
    infoPtr->varLists[0] = (ForeachVarList *)ckalloc(sizeof(ForeachVarList) + sizeof(int));
    infoPtr->varLists[0]->numVars = 2;
    infoPtr->varLists[0]->varIndexes[0] = keyVar;
    infoPtr->varLists[0]->varIndexes[1] = valVar;
    infoIndex = TclCreateAuxData(infoPtr, &newForeachInfoType, envPtr);

    /*
     * Start issuing instructions to write to the array.
................................................................................
 *	runtime.
 *
 *----------------------------------------------------------------------
 */

int
TclCompileBreakCmd(
    Tcl_Interp *dummy,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    ExceptionRange *rangePtr;
    ExceptionAux *auxPtr;
    (void)dummy;
    (void)cmdPtr;

    if (parsePtr->numWords != 1) {
	return TCL_ERROR;
    }

    /*
     * Find the innermost exception range that contains this command.
................................................................................
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    JumpFixup jumpFixup;
    Tcl_Token *cmdTokenPtr, *resultNameTokenPtr, *optsNameTokenPtr;
    int resultIndex, optsIndex, range, dropScript = 0;
    DefineLineInformation;	/* TIP #280 */
    int depth = TclGetStackDepth(envPtr);
    (void)cmdPtr;

    /*
     * If syntax does not match what we expect for [catch], do not compile.
     * Let runtime checks determine if syntax has changed.
     */

    if ((parsePtr->numWords < 2) || (parsePtr->numWords > 4)) {
................................................................................
 *	command at runtime.
 *
 *----------------------------------------------------------------------
 */

int
TclCompileClockClicksCmd(
    Tcl_Interp* dummy,		/* Tcl interpreter */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token* tokenPtr;
    (void)dummy;
    (void)cmdPtr;

    switch (parsePtr->numWords) {
    case 1:
	/*
	 * No args
	 */
	TclEmitInstInt1(INST_CLOCK_READ, 0, envPtr);
................................................................................
 *
 * Client data is 1 for microseconds, 2 for milliseconds, 3 for seconds.
 *----------------------------------------------------------------------
 */

int
TclCompileClockReadingCmd(
    Tcl_Interp* dummy,		/* Tcl interpreter */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    (void)dummy;

    if (parsePtr->numWords != 1) {
	return TCL_ERROR;
    }

    TclEmitInstInt1(INST_CLOCK_READ, PTR2INT(cmdPtr->objClientData), envPtr);

    return TCL_OK;
................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Obj *objPtr, *listObj;
    Tcl_Token *tokenPtr;
    int i;
    (void)cmdPtr;

    /* TODO: Consider compiling expansion case. */
    if (parsePtr->numWords == 1) {
	/*
	 * [concat] without arguments just pushes an empty object.
	 */

................................................................................
 *	runtime.
 *
 *----------------------------------------------------------------------
 */

int
TclCompileContinueCmd(
    Tcl_Interp *dummy,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    ExceptionRange *rangePtr;
    ExceptionAux *auxPtr;
    (void)dummy;
    (void)cmdPtr;

    /*
     * There should be no argument after the "continue".
     */

    if (parsePtr->numWords != 1) {
	return TCL_ERROR;
................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int i, dictVarIndex;
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *varTokenPtr;
    (void)cmdPtr;

    /*
     * There must be at least one argument after the command.
     */

    if (parsePtr->numWords < 4) {
	return TCL_ERROR;
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int i;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /*
     * There must be at least two arguments after the command (the single-arg
     * case is legal, but too special and magic for us to deal with here).
     */

    /* TODO: Consider support for compiling expanded args. */
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int i;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /*
     * There must be at least three arguments after the command.
     */

    /* TODO: Consider support for compiling expanded args. */
    if (parsePtr->numWords < 4) {
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int i;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /*
     * There must be at least two arguments after the command (the single-arg
     * case is legal, but too special and magic for us to deal with here).
     */

    /* TODO: Consider support for compiling expanded args. */
................................................................................

    /*
     * Assemble the instruction metadata. This is complex enough that it is
     * represented as auxData; it holds an ordered list of variable indices
     * that are to be used.
     */

    duiPtr = (DictUpdateInfo *)ckalloc(sizeof(DictUpdateInfo) + sizeof(int) * (numVars - 1));
    duiPtr->length = numVars;
    keyTokenPtrs = (Tcl_Token **)TclStackAlloc(interp, sizeof(Tcl_Token *) * numVars);
    tokenPtr = TokenAfter(dictVarTokenPtr);

    for (i=0 ; i<numVars ; i++) {
	/*
	 * Put keys to one side for later compilation to bytecode.
	 */

................................................................................
 */

static ClientData
DupDictUpdateInfo(
    ClientData clientData)
{
    DictUpdateInfo *dui1Ptr, *dui2Ptr;
    size_t len;

    dui1Ptr = (DictUpdateInfo *)clientData;
    len = sizeof(DictUpdateInfo) + sizeof(int) * (dui1Ptr->length - 1);
    dui2Ptr = (DictUpdateInfo *)ckalloc(len);
    memcpy(dui2Ptr, dui1Ptr, len);
    return dui2Ptr;
}

static void
FreeDictUpdateInfo(
    ClientData clientData)
................................................................................
static void
PrintDictUpdateInfo(
    ClientData clientData,
    Tcl_Obj *appendObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    DictUpdateInfo *duiPtr = (DictUpdateInfo *)clientData;
    int i;
    (void)codePtr;
    (void)pcOffset;

    for (i=0 ; i<duiPtr->length ; i++) {
	if (i) {
	    Tcl_AppendToObj(appendObj, ", ", -1);
	}
	Tcl_AppendPrintfToObj(appendObj, "%%v%u", duiPtr->varIndices[i]);
    }
................................................................................
static void
DisassembleDictUpdateInfo(
    ClientData clientData,
    Tcl_Obj *dictObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    DictUpdateInfo *duiPtr = (DictUpdateInfo *)clientData;
    int i;
    Tcl_Obj *variables = Tcl_NewObj();
    (void)codePtr;
    (void)pcOffset;

    for (i=0 ; i<duiPtr->length ; i++) {
	Tcl_ListObjAppendElement(NULL, variables,
		Tcl_NewIntObj(duiPtr->varIndices[i]));
    }
    Tcl_DictObjPut(NULL, dictObj, Tcl_NewStringObj("variables", -1),
	    variables);
................................................................................
{
    /*
     * General syntax: [error message ?errorInfo? ?errorCode?]
     */

    Tcl_Token *tokenPtr;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    if (parsePtr->numWords < 2 || parsePtr->numWords > 4) {
	return TCL_ERROR;
    }

    /*
     * Handle the message.
................................................................................
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *firstWordPtr;
    (void)cmdPtr;

    if (parsePtr->numWords == 1) {
	return TCL_ERROR;
    }

    /*
     * TIP #280: Use the per-word line information of the current command.
................................................................................
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *startTokenPtr, *testTokenPtr, *nextTokenPtr, *bodyTokenPtr;
    JumpFixup jumpEvalCondFixup;
    int bodyCodeOffset, nextCodeOffset, jumpDist;
    int bodyRange, nextRange;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    if (parsePtr->numWords != 5) {
	return TCL_ERROR;
    }

    /*
     * If the test expression requires substitutions, don't compile the for
................................................................................
				 * record in the ByteCode. */

    Tcl_Token *tokenPtr, *bodyTokenPtr;
    int jumpBackOffset, infoIndex, range;
    int numWords, numLists, i, j, code = TCL_OK;
    Tcl_Obj *varListObj = NULL;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /*
     * If the foreach command isn't in a procedure, don't compile it inline:
     * the payoff is too small.
     */

    if (procPtr == NULL) {
................................................................................
    /*
     * Create and initialize the ForeachInfo and ForeachVarList data
     * structures describing this command. Then create a AuxData record
     * pointing to the ForeachInfo structure.
     */

    numLists = (numWords - 2)/2;
    infoPtr = (ForeachInfo *)ckalloc(sizeof(ForeachInfo)
	    + (numLists - 1) * sizeof(ForeachVarList *));
    infoPtr->numLists = 0;	/* Count this up as we go */

    /*
     * Parse each var list into sequence of var names.  Don't
     * compile the foreach inline if any var name needs substitutions or isn't
     * a scalar, or if any var list needs substitutions.
................................................................................
	if (!TclWordKnownAtCompileTime(tokenPtr, varListObj) ||
		TCL_OK != Tcl_ListObjLength(NULL, varListObj, &numVars) ||
		numVars == 0) {
	    code = TCL_ERROR;
	    goto done;
	}

	varListPtr = (ForeachVarList *)ckalloc(sizeof(ForeachVarList)
		+ (numVars - 1) * sizeof(int));
	varListPtr->numVars = numVars;
	infoPtr->varLists[i/2] = varListPtr;
	infoPtr->numLists++;

	for (j = 0;  j < numVars;  j++) {
	    Tcl_Obj *varNameObj;
................................................................................
 */

static ClientData
DupForeachInfo(
    ClientData clientData)	/* The foreach command's compilation auxiliary
				 * data to duplicate. */
{
    ForeachInfo *srcPtr = (ForeachInfo *)clientData;
    ForeachInfo *dupPtr;
    ForeachVarList *srcListPtr, *dupListPtr;
    int numVars, i, j, numLists = srcPtr->numLists;

    dupPtr = (ForeachInfo *)ckalloc(sizeof(ForeachInfo)
	    + numLists * sizeof(ForeachVarList *));
    dupPtr->numLists = numLists;
    dupPtr->firstValueTemp = srcPtr->firstValueTemp;
    dupPtr->loopCtTemp = srcPtr->loopCtTemp;

    for (i = 0;  i < numLists;  i++) {
	srcListPtr = srcPtr->varLists[i];
	numVars = srcListPtr->numVars;
	dupListPtr = (ForeachVarList *)ckalloc(sizeof(ForeachVarList)
		+ numVars * sizeof(int));
	dupListPtr->numVars = numVars;
	for (j = 0;  j < numVars;  j++) {
	    dupListPtr->varIndexes[j] =	srcListPtr->varIndexes[j];
	}
	dupPtr->varLists[i] = dupListPtr;
    }
................................................................................
 */

static void
FreeForeachInfo(
    ClientData clientData)	/* The foreach command's compilation auxiliary
				 * data to free. */
{
    ForeachInfo *infoPtr = (ForeachInfo *)clientData;
    ForeachVarList *listPtr;
    int numLists = infoPtr->numLists;
    int i;

    for (i = 0;  i < numLists;  i++) {
	listPtr = infoPtr->varLists[i];
	ckfree(listPtr);
................................................................................
static void
PrintForeachInfo(
    ClientData clientData,
    Tcl_Obj *appendObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    ForeachInfo *infoPtr = (ForeachInfo *)clientData;
    ForeachVarList *varsPtr;
    int i, j;
    (void)codePtr;
    (void)pcOffset;

    Tcl_AppendToObj(appendObj, "data=[", -1);

    for (i=0 ; i<infoPtr->numLists ; i++) {
	if (i) {
	    Tcl_AppendToObj(appendObj, ", ", -1);
	}
................................................................................
static void
PrintNewForeachInfo(
    ClientData clientData,
    Tcl_Obj *appendObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    ForeachInfo *infoPtr = (ForeachInfo *)clientData;
    ForeachVarList *varsPtr;
    int i, j;
    (void)codePtr;
    (void)pcOffset;

    Tcl_AppendPrintfToObj(appendObj, "jumpOffset=%+d, vars=",
	    infoPtr->loopCtTemp);
    for (i=0 ; i<infoPtr->numLists ; i++) {
	if (i) {
	    Tcl_AppendToObj(appendObj, ",", -1);
	}
................................................................................
static void
DisassembleForeachInfo(
    ClientData clientData,
    Tcl_Obj *dictObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    ForeachInfo *infoPtr = (ForeachInfo *)clientData;
    ForeachVarList *varsPtr;
    int i, j;
    Tcl_Obj *objPtr, *innerPtr;
    (void)codePtr;
    (void)pcOffset;

    /*
     * Data stores.
     */

    objPtr = Tcl_NewObj();
    for (i=0 ; i<infoPtr->numLists ; i++) {
................................................................................
static void
DisassembleNewForeachInfo(
    ClientData clientData,
    Tcl_Obj *dictObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    ForeachInfo *infoPtr = (ForeachInfo *)clientData;
    ForeachVarList *varsPtr;
    int i, j;
    Tcl_Obj *objPtr, *innerPtr;
    (void)codePtr;
    (void)pcOffset;

    /*
     * Jump offset.
     */

    Tcl_DictObjPut(NULL, dictObj, Tcl_NewStringObj("jumpOffset", -1),
	   Tcl_NewIntObj(infoPtr->loopCtTemp));
................................................................................
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    Tcl_Obj **objv, *formatObj, *tmpObj;
    const char *bytes, *start;
    int i, j, len;
    (void)cmdPtr;

    /*
     * Don't handle any guaranteed-error cases.
     */

    if (parsePtr->numWords < 2) {
	return TCL_ERROR;
................................................................................
    Tcl_IncrRefCount(formatObj);
    tokenPtr = TokenAfter(tokenPtr);
    if (!TclWordKnownAtCompileTime(tokenPtr, formatObj)) {
	Tcl_DecrRefCount(formatObj);
	return TCL_ERROR;
    }

    objv = (Tcl_Obj **)ckalloc((parsePtr->numWords-2) * sizeof(Tcl_Obj *));
    for (i=0 ; i+2 < parsePtr->numWords ; i++) {
	tokenPtr = TokenAfter(tokenPtr);
	objv[i] = Tcl_NewObj();
	Tcl_IncrRefCount(objv[i]);
	if (!TclWordKnownAtCompileTime(tokenPtr, objv[i])) {
	    goto checkForStringConcatCase;
	}
................................................................................

	    if (!(flags & TCL_NO_ELEMENT) && elNameLen) {
		/*
		 * An array element, the element name is a simple string:
		 * assemble the corresponding token.
		 */

		elemTokenPtr = (Tcl_Token *)TclStackAlloc(interp, sizeof(Tcl_Token));
		allocedTokens = 1;
		elemTokenPtr->type = TCL_TOKEN_TEXT;
		elemTokenPtr->start = elName;
		elemTokenPtr->size = elNameLen;
		elemTokenPtr->numComponents = 0;
		elemTokenCount = 1;
	    }
................................................................................
	    if (!(flags & TCL_NO_ELEMENT)) {
	      if (remainingLen) {
		/*
		 * Make a first token with the extra characters in the first
		 * token.
		 */

		elemTokenPtr = (Tcl_Token *)TclStackAlloc(interp, n * sizeof(Tcl_Token));
		allocedTokens = 1;
		elemTokenPtr->type = TCL_TOKEN_TEXT;
		elemTokenPtr->start = elName;
		elemTokenPtr->size = remainingLen;
		elemTokenPtr->numComponents = 0;
		elemTokenCount = n;

Changes to generic/tclCompCmdsGR.c.

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3004
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3007
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3010
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr;
    int localIndex, numWords, i;
    DefineLineInformation;	/* TIP #280 */


    /* TODO: Consider support for compiling expanded args. */
    numWords = parsePtr->numWords;
    if (numWords < 2) {
	return TCL_ERROR;
    }

................................................................................
    int jumpFalseDist, numWords, wordIdx, numBytes, j, code;
    const char *word;
    int realCond = 1;		/* Set to 0 for static conditions:
				 * "if 0 {..}" */
    int boolVal;		/* Value of static condition. */
    int compileScripts = 1;
    DefineLineInformation;	/* TIP #280 */


    /*
     * Only compile the "if" command if all arguments are simple words, in
     * order to insure correct substitution [Bug 219166]
     */

    tokenPtr = parsePtr->tokenPtr;
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr, *incrTokenPtr;
    int isScalar, localIndex, haveImmValue, immValue;
    DefineLineInformation;	/* TIP #280 */


    if ((parsePtr->numWords != 2) && (parsePtr->numWords != 3)) {
	return TCL_ERROR;
    }

    varTokenPtr = TokenAfter(parsePtr->tokenPtr);

................................................................................
  notCompilable:
    Tcl_DecrRefCount(objPtr);
    return TclCompileBasic1ArgCmd(interp, parsePtr, cmdPtr, envPtr);
}

int
TclCompileInfoCoroutineCmd(
    Tcl_Interp *interp,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{


    /*
     * Only compile [info coroutine] without arguments.
     */

    if (parsePtr->numWords != 1) {
	return TCL_ERROR;
    }
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int isScalar, localIndex;
    DefineLineInformation;	/* TIP #280 */


    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }

    /*
     * Decide if we can use a frame slot for the var/array name or if we need
................................................................................
    Tcl_Interp *interp,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{

    /*
     * Only compile [info level] without arguments or with a single argument.
     */

    if (parsePtr->numWords == 1) {
	/*
	 * Not much to do; we compile to a single instruction...
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);


    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }
    CompileWord(envPtr,		tokenPtr,		interp, 1);
    TclEmitOpcode(		INST_TCLOO_CLASS,	envPtr);
    return TCL_OK;
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);


    /*
     * We only handle [info object isa object <somevalue>]. The first three
     * words are compressed to a single token by the ensemble compilation
     * engine.
     */

................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);


    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }
    CompileWord(envPtr,		tokenPtr,		interp, 1);
    TclEmitOpcode(		INST_TCLOO_NS,		envPtr);
    return TCL_OK;
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr, *valueTokenPtr;
    int isScalar, localIndex, numWords, i;
    DefineLineInformation;	/* TIP #280 */


    /* TODO: Consider support for compiling expanded args. */
    numWords = parsePtr->numWords;
    if (numWords < 3) {
	return TCL_ERROR;
    }

................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int isScalar, localIndex, numWords, idx;
    DefineLineInformation;	/* TIP #280 */


    numWords = parsePtr->numWords;

    /*
     * Check for command syntax error, but we'll punt that to runtime.
     */

................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *idxTokenPtr, *valTokenPtr;
    int i, idx, numWords = parsePtr->numWords;
    DefineLineInformation;	/* TIP #280 */


    /*
     * Quit if too few args.
     */

    /* TODO: Consider support for compiling expanded args. */
    if (numWords <= 1) {
................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *valueTokenPtr;
    int i, numWords, concat, build;
    Tcl_Obj *listObj, *objPtr;


    if (parsePtr->numWords == 1) {
	/*
	 * [list] without arguments just pushes an empty object.
	 */

	PushStringLiteral(envPtr, "");
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr;
    DefineLineInformation;	/* TIP #280 */


    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }
    varTokenPtr = TokenAfter(parsePtr->tokenPtr);

    CompileWord(envPtr, varTokenPtr, interp, 1);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds the resulting instructions. */
{
    Tcl_Token *tokenPtr, *listTokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int idx1, idx2;


    if (parsePtr->numWords != 4) {
	return TCL_ERROR;
    }
    listTokenPtr = TokenAfter(parsePtr->tokenPtr);

    tokenPtr = TokenAfter(listTokenPtr);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds the resulting instructions. */
{
    Tcl_Token *tokenPtr, *listTokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int idx, i;


    if (parsePtr->numWords < 3) {
	return TCL_ERROR;
    }
    listTokenPtr = TokenAfter(parsePtr->tokenPtr);

    /*
................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds the resulting instructions. */
{
    Tcl_Token *tokenPtr, *listTokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int idx1, idx2, i;
    int emptyPrefix=1, suffixStart = 0;


    if (parsePtr->numWords < 4) {
	return TCL_ERROR;
    }
    listTokenPtr = TokenAfter(parsePtr->tokenPtr);

    tokenPtr = TokenAfter(listTokenPtr);
................................................................................
				 * code burst. */
    Tcl_Token *varTokenPtr;	/* Pointer to the Tcl_Token representing the
				 * parse of the variable name. */
    int localIndex;		/* Index of var in local var table. */
    int isScalar;		/* Flag == 1 if scalar, 0 if array. */
    int i;
    DefineLineInformation;	/* TIP #280 */


    /*
     * Check argument count.
     */

    /* TODO: Consider support for compiling expanded args. */
    if (parsePtr->numWords < 3) {
................................................................................
 *	command at runtime.
 *
 *----------------------------------------------------------------------
 */

int
TclCompileNamespaceCurrentCmd(
    Tcl_Interp *interp,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{


    /*
     * Only compile [namespace current] without arguments.
     */

    if (parsePtr->numWords != 1) {
	return TCL_ERROR;
    }
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    DefineLineInformation;	/* TIP #280 */


    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }
    tokenPtr = TokenAfter(parsePtr->tokenPtr);

    /*
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    DefineLineInformation;	/* TIP #280 */


    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }
    tokenPtr = TokenAfter(parsePtr->tokenPtr);

    CompileWord(envPtr,	tokenPtr,			interp, 1);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);
    DefineLineInformation;	/* TIP #280 */
    int off;


    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }

    CompileWord(envPtr, tokenPtr, interp, 1);
    PushStringLiteral(envPtr, "0");
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);
    DefineLineInformation;	/* TIP #280 */
    JumpFixup jumpFixup;


    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }

    /*
     * Take care; only add 2 to found index if the string was actually found.
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr, *otherTokenPtr, *localTokenPtr;
    int localIndex, numWords, i;
    DefineLineInformation;	/* TIP #280 */


    if (envPtr->procPtr == NULL) {
	return TCL_ERROR;
    }

    /*
     * Only compile [namespace upvar ...]: needs an even number of args, >=4
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr, *opt;
    int idx;


    if (parsePtr->numWords < 2 || parsePtr->numWords > 3) {
	return TCL_ERROR;
    }
    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    idx = 1;

................................................................................
    CompileEnv *envPtr)		/* Holds the resulting instructions. */
{
    Tcl_Token *varTokenPtr;	/* Pointer to the Tcl_Token representing the
				 * parse of the RE or string. */
    int i, len, nocase, exact, sawLast, simple;
    const char *str;
    DefineLineInformation;	/* TIP #280 */


    /*
     * We are only interested in compiling simple regexp cases. Currently
     * supported compile cases are:
     *   regexp ?-nocase? ?--? staticString $var
     *   regexp ?-nocase? ?--? {^staticString$} $var
     */
................................................................................

    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr, *stringTokenPtr;
    Tcl_Obj *patternObj = NULL, *replacementObj = NULL;
    Tcl_DString pattern;
    const char *bytes;
    int len, exact, quantified, result = TCL_ERROR;


    if (parsePtr->numWords < 5 || parsePtr->numWords > 6) {
	return TCL_ERROR;
    }

    /*
     * Parse the "-all", which must be the first argument (other options not
................................................................................
    int level, code, objc, size, status = TCL_OK;
    int numWords = parsePtr->numWords;
    int explicitResult = (0 == (numWords % 2));
    int numOptionWords = numWords - 1 - explicitResult;
    Tcl_Obj *returnOpts, **objv;
    Tcl_Token *wordTokenPtr = TokenAfter(parsePtr->tokenPtr);
    DefineLineInformation;	/* TIP #280 */


    /*
     * Check for special case which can always be compiled:
     *	    return -options <opts> <msg>
     * Unlike the normal [return] compilation, this version does everything at
     * runtime so it can handle arbitrary words and not just literals. Note
     * that if INST_RETURN_STK wasn't already needed for something else
................................................................................
	return TCL_OK;
    }

    /*
     * Allocate some working space.
     */

    objv = TclStackAlloc(interp, numOptionWords * sizeof(Tcl_Obj *));

    /*
     * Scan through the return options. If any are unknown at compile time,
     * there is no value in bytecompiling. Save the option values known in an
     * objv array for merging into a return options dictionary.
     *
     * TODO: There is potential for improvement if all option keys are known
................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr, *otherTokenPtr, *localTokenPtr;
    int localIndex, numWords, i;
    DefineLineInformation;	/* TIP #280 */
    Tcl_Obj *objPtr;


    if (envPtr->procPtr == NULL) {
	return TCL_ERROR;
    }

    numWords = parsePtr->numWords;
    if (numWords < 3) {
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr, *valueTokenPtr;
    int localIndex, numWords, i;
    DefineLineInformation;	/* TIP #280 */


    numWords = parsePtr->numWords;
    if (numWords < 2) {
	return TCL_ERROR;
    }

    /*
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
IndexTailVarIfKnown(
    Tcl_Interp *interp,
    Tcl_Token *varTokenPtr,	/* Token representing the variable name */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Obj *tailPtr;
    const char *tailName, *p;
    int len, n = varTokenPtr->numComponents;
    Tcl_Token *lastTokenPtr;
    int full, localIndex;


    /*
     * Determine if the tail is (a) known at compile time, and (b) not an
     * array element. Should any of these fail, return an error so that the
     * non-compiled command will be called at runtime.
     *
     * In order for the tail to be known at compile time, the last token in
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    int i;


    if (parsePtr->numWords > 255) {
	return TCL_ERROR;
    }

    for (i=0 ; i<parsePtr->numWords ; i++) {
	CompileWord(envPtr, tokenPtr, interp, i);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    int i;


    if (parsePtr->numWords < 2 || parsePtr->numWords > 255) {
	return TCL_ERROR;
    }

    for (i=0 ; i<parsePtr->numWords ; i++) {
	CompileWord(envPtr, tokenPtr, interp, i);
................................................................................
    }
    TclEmitInstInt1(	INST_TCLOO_NEXT_CLASS, i,	envPtr);
    return TCL_OK;
}

int
TclCompileObjectSelfCmd(
    Tcl_Interp *interp,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{


    /*
     * We only handle [self] and [self object] (which is the same operation).
     * These are the only very common operations on [self] for which
     * bytecoding is at all reasonable.
     */

    if (parsePtr->numWords == 1) {






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    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr;
    int localIndex, numWords, i;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /* TODO: Consider support for compiling expanded args. */
    numWords = parsePtr->numWords;
    if (numWords < 2) {
	return TCL_ERROR;
    }

................................................................................
    int jumpFalseDist, numWords, wordIdx, numBytes, j, code;
    const char *word;
    int realCond = 1;		/* Set to 0 for static conditions:
				 * "if 0 {..}" */
    int boolVal;		/* Value of static condition. */
    int compileScripts = 1;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /*
     * Only compile the "if" command if all arguments are simple words, in
     * order to insure correct substitution [Bug 219166]
     */

    tokenPtr = parsePtr->tokenPtr;
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr, *incrTokenPtr;
    int isScalar, localIndex, haveImmValue, immValue;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    if ((parsePtr->numWords != 2) && (parsePtr->numWords != 3)) {
	return TCL_ERROR;
    }

    varTokenPtr = TokenAfter(parsePtr->tokenPtr);

................................................................................
  notCompilable:
    Tcl_DecrRefCount(objPtr);
    return TclCompileBasic1ArgCmd(interp, parsePtr, cmdPtr, envPtr);
}

int
TclCompileInfoCoroutineCmd(
    Tcl_Interp *dummy,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    (void)dummy;
    (void)cmdPtr;
    /*
     * Only compile [info coroutine] without arguments.
     */

    if (parsePtr->numWords != 1) {
	return TCL_ERROR;
    }
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int isScalar, localIndex;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }

    /*
     * Decide if we can use a frame slot for the var/array name or if we need
................................................................................
    Tcl_Interp *interp,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    (void)cmdPtr;
    /*
     * Only compile [info level] without arguments or with a single argument.
     */

    if (parsePtr->numWords == 1) {
	/*
	 * Not much to do; we compile to a single instruction...
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);
    (void)cmdPtr;

    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }
    CompileWord(envPtr,		tokenPtr,		interp, 1);
    TclEmitOpcode(		INST_TCLOO_CLASS,	envPtr);
    return TCL_OK;
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);
    (void)cmdPtr;

    /*
     * We only handle [info object isa object <somevalue>]. The first three
     * words are compressed to a single token by the ensemble compilation
     * engine.
     */

................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);
    (void)cmdPtr;

    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }
    CompileWord(envPtr,		tokenPtr,		interp, 1);
    TclEmitOpcode(		INST_TCLOO_NS,		envPtr);
    return TCL_OK;
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr, *valueTokenPtr;
    int isScalar, localIndex, numWords, i;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /* TODO: Consider support for compiling expanded args. */
    numWords = parsePtr->numWords;
    if (numWords < 3) {
	return TCL_ERROR;
    }

................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int isScalar, localIndex, numWords, idx;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    numWords = parsePtr->numWords;

    /*
     * Check for command syntax error, but we'll punt that to runtime.
     */

................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *idxTokenPtr, *valTokenPtr;
    int i, idx, numWords = parsePtr->numWords;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /*
     * Quit if too few args.
     */

    /* TODO: Consider support for compiling expanded args. */
    if (numWords <= 1) {
................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *valueTokenPtr;
    int i, numWords, concat, build;
    Tcl_Obj *listObj, *objPtr;
    (void)cmdPtr;

    if (parsePtr->numWords == 1) {
	/*
	 * [list] without arguments just pushes an empty object.
	 */

	PushStringLiteral(envPtr, "");
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }
    varTokenPtr = TokenAfter(parsePtr->tokenPtr);

    CompileWord(envPtr, varTokenPtr, interp, 1);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds the resulting instructions. */
{
    Tcl_Token *tokenPtr, *listTokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int idx1, idx2;
    (void)cmdPtr;

    if (parsePtr->numWords != 4) {
	return TCL_ERROR;
    }
    listTokenPtr = TokenAfter(parsePtr->tokenPtr);

    tokenPtr = TokenAfter(listTokenPtr);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds the resulting instructions. */
{
    Tcl_Token *tokenPtr, *listTokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int idx, i;
    (void)cmdPtr;

    if (parsePtr->numWords < 3) {
	return TCL_ERROR;
    }
    listTokenPtr = TokenAfter(parsePtr->tokenPtr);

    /*
................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds the resulting instructions. */
{
    Tcl_Token *tokenPtr, *listTokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int idx1, idx2, i;
    int emptyPrefix=1, suffixStart = 0;
    (void)cmdPtr;

    if (parsePtr->numWords < 4) {
	return TCL_ERROR;
    }
    listTokenPtr = TokenAfter(parsePtr->tokenPtr);

    tokenPtr = TokenAfter(listTokenPtr);
................................................................................
				 * code burst. */
    Tcl_Token *varTokenPtr;	/* Pointer to the Tcl_Token representing the
				 * parse of the variable name. */
    int localIndex;		/* Index of var in local var table. */
    int isScalar;		/* Flag == 1 if scalar, 0 if array. */
    int i;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /*
     * Check argument count.
     */

    /* TODO: Consider support for compiling expanded args. */
    if (parsePtr->numWords < 3) {
................................................................................
 *	command at runtime.
 *
 *----------------------------------------------------------------------
 */

int
TclCompileNamespaceCurrentCmd(
    Tcl_Interp *dummy,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    (void)dummy;
    (void)cmdPtr;
    /*
     * Only compile [namespace current] without arguments.
     */

    if (parsePtr->numWords != 1) {
	return TCL_ERROR;
    }
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }
    tokenPtr = TokenAfter(parsePtr->tokenPtr);

    /*
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }
    tokenPtr = TokenAfter(parsePtr->tokenPtr);

    CompileWord(envPtr,	tokenPtr,			interp, 1);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);
    DefineLineInformation;	/* TIP #280 */
    int off;
    (void)cmdPtr;

    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }

    CompileWord(envPtr, tokenPtr, interp, 1);
    PushStringLiteral(envPtr, "0");
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);
    DefineLineInformation;	/* TIP #280 */
    JumpFixup jumpFixup;
    (void)cmdPtr;

    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }

    /*
     * Take care; only add 2 to found index if the string was actually found.
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr, *otherTokenPtr, *localTokenPtr;
    int localIndex, numWords, i;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    if (envPtr->procPtr == NULL) {
	return TCL_ERROR;
    }

    /*
     * Only compile [namespace upvar ...]: needs an even number of args, >=4
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr, *opt;
    int idx;
    (void)cmdPtr;

    if (parsePtr->numWords < 2 || parsePtr->numWords > 3) {
	return TCL_ERROR;
    }
    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    idx = 1;

................................................................................
    CompileEnv *envPtr)		/* Holds the resulting instructions. */
{
    Tcl_Token *varTokenPtr;	/* Pointer to the Tcl_Token representing the
				 * parse of the RE or string. */
    int i, len, nocase, exact, sawLast, simple;
    const char *str;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /*
     * We are only interested in compiling simple regexp cases. Currently
     * supported compile cases are:
     *   regexp ?-nocase? ?--? staticString $var
     *   regexp ?-nocase? ?--? {^staticString$} $var
     */
................................................................................

    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr, *stringTokenPtr;
    Tcl_Obj *patternObj = NULL, *replacementObj = NULL;
    Tcl_DString pattern;
    const char *bytes;
    int len, exact, quantified, result = TCL_ERROR;
    (void)cmdPtr;

    if (parsePtr->numWords < 5 || parsePtr->numWords > 6) {
	return TCL_ERROR;
    }

    /*
     * Parse the "-all", which must be the first argument (other options not
................................................................................
    int level, code, objc, size, status = TCL_OK;
    int numWords = parsePtr->numWords;
    int explicitResult = (0 == (numWords % 2));
    int numOptionWords = numWords - 1 - explicitResult;
    Tcl_Obj *returnOpts, **objv;
    Tcl_Token *wordTokenPtr = TokenAfter(parsePtr->tokenPtr);
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /*
     * Check for special case which can always be compiled:
     *	    return -options <opts> <msg>
     * Unlike the normal [return] compilation, this version does everything at
     * runtime so it can handle arbitrary words and not just literals. Note
     * that if INST_RETURN_STK wasn't already needed for something else
................................................................................
	return TCL_OK;
    }

    /*
     * Allocate some working space.
     */

    objv = (Tcl_Obj **)TclStackAlloc(interp, numOptionWords * sizeof(Tcl_Obj *));

    /*
     * Scan through the return options. If any are unknown at compile time,
     * there is no value in bytecompiling. Save the option values known in an
     * objv array for merging into a return options dictionary.
     *
     * TODO: There is potential for improvement if all option keys are known
................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr, *otherTokenPtr, *localTokenPtr;
    int localIndex, numWords, i;
    DefineLineInformation;	/* TIP #280 */
    Tcl_Obj *objPtr;
    (void)cmdPtr;

    if (envPtr->procPtr == NULL) {
	return TCL_ERROR;
    }

    numWords = parsePtr->numWords;
    if (numWords < 3) {
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr, *valueTokenPtr;
    int localIndex, numWords, i;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    numWords = parsePtr->numWords;
    if (numWords < 2) {
	return TCL_ERROR;
    }

    /*
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
IndexTailVarIfKnown(
    Tcl_Interp *dummy,
    Tcl_Token *varTokenPtr,	/* Token representing the variable name */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Obj *tailPtr;
    const char *tailName, *p;
    int len, n = varTokenPtr->numComponents;
    Tcl_Token *lastTokenPtr;
    int full, localIndex;
    (void)dummy;

    /*
     * Determine if the tail is (a) known at compile time, and (b) not an
     * array element. Should any of these fail, return an error so that the
     * non-compiled command will be called at runtime.
     *
     * In order for the tail to be known at compile time, the last token in
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    int i;
    (void)cmdPtr;

    if (parsePtr->numWords > 255) {
	return TCL_ERROR;
    }

    for (i=0 ; i<parsePtr->numWords ; i++) {
	CompileWord(envPtr, tokenPtr, interp, i);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    int i;
    (void)cmdPtr;

    if (parsePtr->numWords < 2 || parsePtr->numWords > 255) {
	return TCL_ERROR;
    }

    for (i=0 ; i<parsePtr->numWords ; i++) {
	CompileWord(envPtr, tokenPtr, interp, i);
................................................................................
    }
    TclEmitInstInt1(	INST_TCLOO_NEXT_CLASS, i,	envPtr);
    return TCL_OK;
}

int
TclCompileObjectSelfCmd(
    Tcl_Interp *dummy,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    (void)dummy;
    (void)cmdPtr;
    /*
     * We only handle [self] and [self object] (which is the same operation).
     * These are the only very common operations on [self] for which
     * bytecoding is at all reasonable.
     */

    if (parsePtr->numWords == 1) {

Changes to generic/tclCompCmdsSZ.c.

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			    Tcl_Parse *parsePtr, int instruction,
			    CompileEnv *envPtr);
static int		CompileUnaryOpCmd(Tcl_Interp *interp,
			    Tcl_Parse *parsePtr, int instruction,
			    CompileEnv *envPtr);
static void		IssueSwitchChainedTests(Tcl_Interp *interp,
			    CompileEnv *envPtr, int mode, int noCase,
			    int valueIndex, int numWords,
			    Tcl_Token **bodyToken, int *bodyLines,
			    int **bodyNext);
static void		IssueSwitchJumpTable(Tcl_Interp *interp,
			    CompileEnv *envPtr, int valueIndex,
			    int numWords, Tcl_Token **bodyToken,
			    int *bodyLines, int **bodyContLines);
static int		IssueTryClausesInstructions(Tcl_Interp *interp,
			    CompileEnv *envPtr, Tcl_Token *bodyToken,
			    int numHandlers, int *matchCodes,
			    Tcl_Obj **matchClauses, int *resultVarIndices,
			    int *optionVarIndices, Tcl_Token **handlerTokens);
static int		IssueTryClausesFinallyInstructions(Tcl_Interp *interp,
			    CompileEnv *envPtr, Tcl_Token *bodyToken,
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr, *valueTokenPtr;
    int isAssignment, isScalar, localIndex, numWords;
    DefineLineInformation;	/* TIP #280 */


    numWords = parsePtr->numWords;
    if ((numWords != 2) && (numWords != 3)) {
	return TCL_ERROR;
    }
    isAssignment = (numWords == 3);

................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    int i, numWords = parsePtr->numWords, numArgs;
    Tcl_Token *wordTokenPtr;
    Tcl_Obj *obj, *folded;
    DefineLineInformation;	/* TIP #280 */


    /* Trivial case, no arg */

    if (numWords<2) {
	PushStringLiteral(envPtr, "");
	return TCL_OK;
    }
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;


    /*
     * We don't support any flags; the bytecode isn't that sophisticated.
     */

    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;


    /*
     * We don't support any flags; the bytecode isn't that sophisticated.
     */

    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;


    /*
     * We don't support any flags; the bytecode isn't that sophisticated.
     */

    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;


    /*
     * We don't support any flags; the bytecode isn't that sophisticated.
     */

    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;


    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
    }

    /*
     * Push the two operands onto the stack and then the index operation.
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int idx;


    if (parsePtr->numWords != 4) {
	return TCL_ERROR;
    }

    /* Compute and push the string in which to insert */
    tokenPtr = TokenAfter(parsePtr->tokenPtr);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    Tcl_Obj *objPtr;


    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }

    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    TclNewObj(objPtr);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *stringTokenPtr, *fromTokenPtr, *toTokenPtr;
    int idx1, idx2;


    if (parsePtr->numWords != 4) {
	return TCL_ERROR;
    }
    stringTokenPtr = TokenAfter(parsePtr->tokenPtr);
    fromTokenPtr = TokenAfter(stringTokenPtr);
    toTokenPtr = TokenAfter(fromTokenPtr);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds the resulting instructions. */
{
    Tcl_Token *tokenPtr, *valueTokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int first, last;


    if (parsePtr->numWords < 4 || parsePtr->numWords > 5) {
	return TCL_ERROR;
    }

    /* Bytecode to compute/push string argument being replaced */
    valueTokenPtr = TokenAfter(parsePtr->tokenPtr);
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;


    if (parsePtr->numWords != 2 && parsePtr->numWords != 3) {
	return TCL_ERROR;
    }

    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    CompileWord(envPtr, tokenPtr,			interp, 1);
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;


    if (parsePtr->numWords != 2 && parsePtr->numWords != 3) {
	return TCL_ERROR;
    }

    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    CompileWord(envPtr, tokenPtr,			interp, 1);
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;


    if (parsePtr->numWords != 2 && parsePtr->numWords != 3) {
	return TCL_ERROR;
    }

    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    CompileWord(envPtr, tokenPtr,			interp, 1);
................................................................................
    int numArgs = parsePtr->numWords - 1;
    int numOpts = numArgs - 1;
    int objc, flags = TCL_SUBST_ALL;
    Tcl_Obj **objv/*, *toSubst = NULL*/;
    Tcl_Token *wordTokenPtr = TokenAfter(parsePtr->tokenPtr);
    int code = TCL_ERROR;
    DefineLineInformation;	/* TIP #280 */


    if (numArgs == 0) {
	return TCL_ERROR;
    }

    objv = TclStackAlloc(interp, /*numArgs*/ numOpts * sizeof(Tcl_Obj *));

    for (objc = 0; objc < /*numArgs*/ numOpts; objc++) {
	objv[objc] = Tcl_NewObj();
	Tcl_IncrRefCount(objv[objc]);
	if (!TclWordKnownAtCompileTime(wordTokenPtr, objv[objc])) {
	    objc++;
	    goto cleanup;
................................................................................
    int **bodyContLines;	/* Array of continuation line info. */
    int noCase;			/* Has the -nocase flag been given? */
    int foundMode = 0;		/* Have we seen a mode flag yet? */
    int i, valueIndex;
    int result = TCL_ERROR;
    DefineLineInformation;	/* TIP #280 */
    int *clNext = envPtr->clNext;


    /*
     * Only handle the following versions:
     *   switch         ?--? word {pattern body ...}
     *   switch -exact  ?--? word {pattern body ...}
     *   switch -glob   ?--? word {pattern body ...}
     *   switch -regexp ?--? word {pattern body ...}
................................................................................
	numBytes = tokenPtr[1].size;

	/* Allocate enough space to work in. */
	maxLen = TclMaxListLength(bytes, numBytes, NULL);
	if (maxLen < 2)  {
	    return TCL_ERROR;
	}
	bodyTokenArray = ckalloc(sizeof(Tcl_Token) * maxLen);
	bodyToken = ckalloc(sizeof(Tcl_Token *) * maxLen);
	bodyLines = ckalloc(sizeof(int) * maxLen);
	bodyContLines = ckalloc(sizeof(int*) * maxLen);

	bline = mapPtr->loc[eclIndex].line[valueIndex+1];
	numWords = 0;

	while (numBytes > 0) {
	    const char *prevBytes = bytes;
	    int literal;
................................................................................

	return TCL_ERROR;
    } else {
	/*
	 * Multi-word definition of patterns & actions.
	 */

	bodyToken = ckalloc(sizeof(Tcl_Token *) * numWords);
	bodyLines = ckalloc(sizeof(int) * numWords);
	bodyContLines = ckalloc(sizeof(int*) * numWords);
	bodyTokenArray = NULL;
	for (i=0 ; i<numWords ; i++) {
	    /*
	     * We only handle the very simplest case. Anything more complex is
	     * a good reason to go to the interpreted case anyway due to
	     * traces, etc.
	     */
................................................................................
     * but it handles the most common case well enough.
     */

    /* Both methods push the value to match against onto the stack. */
    CompileWord(envPtr, valueTokenPtr, interp, valueIndex);

    if (mode == Switch_Exact) {
	IssueSwitchJumpTable(interp, envPtr, valueIndex, numWords, bodyToken,
		bodyLines, bodyContLines);
    } else {
	IssueSwitchChainedTests(interp, envPtr, mode, noCase, valueIndex,
		numWords, bodyToken, bodyLines, bodyContLines);
    }
    result = TCL_OK;

    /*
     * Clean up all our temporary space and return.
     */
................................................................................

static void
IssueSwitchChainedTests(
    Tcl_Interp *interp,		/* Context for compiling script bodies. */
    CompileEnv *envPtr,		/* Holds resulting instructions. */
    int mode,			/* Exact, Glob or Regexp */
    int noCase,			/* Case-insensitivity flag. */
    int valueIndex,		/* The value to match against. */
    int numBodyTokens,		/* Number of tokens describing things the
				 * switch can match against and bodies to
				 * execute when the match succeeds. */
    Tcl_Token **bodyToken,	/* Array of pointers to pattern list items. */
    int *bodyLines,		/* Array of line numbers for body list
				 * items. */
    int **bodyContLines)	/* Array of continuation line info. */
................................................................................

    /*
     * Generate a test for each arm.
     */

    contFixIndex = -1;
    contFixCount = 0;
    fixupArray = TclStackAlloc(interp, sizeof(JumpFixup) * numBodyTokens);
    fixupTargetArray = TclStackAlloc(interp, sizeof(int) * numBodyTokens);
    memset(fixupTargetArray, 0, numBodyTokens * sizeof(int));
    fixupCount = 0;
    foundDefault = 0;
    for (i=0 ; i<numBodyTokens ; i+=2) {
	nextArmFixupIndex = -1;
	if (i!=numBodyTokens-2 || bodyToken[numBodyTokens-2]->size != 7 ||
		memcmp(bodyToken[numBodyTokens-2]->start, "default", 7)) {
................................................................................
 *----------------------------------------------------------------------
 */

static void
IssueSwitchJumpTable(
    Tcl_Interp *interp,		/* Context for compiling script bodies. */
    CompileEnv *envPtr,		/* Holds resulting instructions. */
    int valueIndex,		/* The value to match against. */
    int numBodyTokens,		/* Number of tokens describing things the
				 * switch can match against and bodies to
				 * execute when the match succeeds. */
    Tcl_Token **bodyToken,	/* Array of pointers to pattern list items. */
    int *bodyLines,		/* Array of line numbers for body list
				 * items. */
    int **bodyContLines)	/* Array of continuation line info. */
................................................................................
     * (relative to the INST_JUMP_TABLE instruction) to jump to. The jump
     * table itself is independent of any invokation of the bytecode, and as
     * such is stored in an auxData block.
     *
     * Start by allocating the jump table itself, plus some workspace.
     */

    jtPtr = ckalloc(sizeof(JumptableInfo));
    Tcl_InitHashTable(&jtPtr->hashTable, TCL_STRING_KEYS);
    infoIndex = TclCreateAuxData(jtPtr, &tclJumptableInfoType, envPtr);
    finalFixups = TclStackAlloc(interp, sizeof(int) * (numBodyTokens/2));
    foundDefault = 0;
    mustGenerate = 1;

    /*
     * Next, issue the instruction to do the jump, together with what we want
     * to do if things do not work out (jump to either the default clause or
     * the "default" default, which just sets the result to empty). Note that
................................................................................
 *----------------------------------------------------------------------
 */

static ClientData
DupJumptableInfo(
    ClientData clientData)
{
    JumptableInfo *jtPtr = clientData;
    JumptableInfo *newJtPtr = ckalloc(sizeof(JumptableInfo));
    Tcl_HashEntry *hPtr, *newHPtr;
    Tcl_HashSearch search;
    int isNew;

    Tcl_InitHashTable(&newJtPtr->hashTable, TCL_STRING_KEYS);
    hPtr = Tcl_FirstHashEntry(&jtPtr->hashTable, &search);
    while (hPtr != NULL) {
................................................................................
    return newJtPtr;
}

static void
FreeJumptableInfo(
    ClientData clientData)
{
    JumptableInfo *jtPtr = clientData;

    Tcl_DeleteHashTable(&jtPtr->hashTable);
    ckfree(jtPtr);
}

static void
PrintJumptableInfo(
    ClientData clientData,
    Tcl_Obj *appendObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    JumptableInfo *jtPtr = clientData;
    Tcl_HashEntry *hPtr;
    Tcl_HashSearch search;
    const char *keyPtr;
    int offset, i = 0;


    hPtr = Tcl_FirstHashEntry(&jtPtr->hashTable, &search);
    for (; hPtr ; hPtr = Tcl_NextHashEntry(&search)) {
	keyPtr = Tcl_GetHashKey(&jtPtr->hashTable, hPtr);
	offset = PTR2INT(Tcl_GetHashValue(hPtr));

	if (i++) {
	    Tcl_AppendToObj(appendObj, ", ", -1);
	    if (i%4==0) {
		Tcl_AppendToObj(appendObj, "\n\t\t", -1);
	    }
................................................................................
static void
DisassembleJumptableInfo(
    ClientData clientData,
    Tcl_Obj *dictObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    JumptableInfo *jtPtr = clientData;
    Tcl_Obj *mapping = Tcl_NewObj();
    Tcl_HashEntry *hPtr;
    Tcl_HashSearch search;
    const char *keyPtr;
    int offset;



    hPtr = Tcl_FirstHashEntry(&jtPtr->hashTable, &search);
    for (; hPtr ; hPtr = Tcl_NextHashEntry(&search)) {
	keyPtr = Tcl_GetHashKey(&jtPtr->hashTable, hPtr);
	offset = PTR2INT(Tcl_GetHashValue(hPtr));
	Tcl_DictObjPut(NULL, mapping, Tcl_NewStringObj(keyPtr, -1),
		Tcl_NewIntObj(offset));
    }
    Tcl_DictObjPut(NULL, dictObj, Tcl_NewStringObj("mapping", -1), mapping);
}
 
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    int i;


    if (parsePtr->numWords < 2 || parsePtr->numWords > 256
	    || envPtr->procPtr == NULL) {
	return TCL_ERROR;
    }

    /* make room for the nsObjPtr */
................................................................................
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    int numWords = parsePtr->numWords;
    Tcl_Token *codeToken, *msgToken;
    Tcl_Obj *objPtr;
    int codeKnown, codeIsList, codeIsValid, len;


    if (numWords != 3) {
	return TCL_ERROR;
    }
    codeToken = TokenAfter(parsePtr->tokenPtr);
    msgToken = TokenAfter(codeToken);

................................................................................
{
    int numWords = parsePtr->numWords, numHandlers, result = TCL_ERROR;
    Tcl_Token *bodyToken, *finallyToken, *tokenPtr;
    Tcl_Token **handlerTokens = NULL;
    Tcl_Obj **matchClauses = NULL;
    int *matchCodes=NULL, *resultVarIndices=NULL, *optionVarIndices=NULL;
    int i;


    if (numWords < 2) {
	return TCL_ERROR;
    }

    bodyToken = TokenAfter(parsePtr->tokenPtr);

................................................................................
    /*
     * Extract information about what handlers there are.
     */

    numHandlers = numWords >> 2;
    numWords -= numHandlers * 4;
    if (numHandlers > 0) {
	handlerTokens = TclStackAlloc(interp, sizeof(Tcl_Token*)*numHandlers);
	matchClauses = TclStackAlloc(interp, sizeof(Tcl_Obj *) * numHandlers);
	memset(matchClauses, 0, sizeof(Tcl_Obj *) * numHandlers);
	matchCodes = TclStackAlloc(interp, sizeof(int) * numHandlers);
	resultVarIndices = TclStackAlloc(interp, sizeof(int) * numHandlers);
	optionVarIndices = TclStackAlloc(interp, sizeof(int) * numHandlers);

	for (i=0 ; i<numHandlers ; i++) {
	    Tcl_Obj *tmpObj, **objv;
	    int objc;

	    if (tokenPtr->type != TCL_TOKEN_SIMPLE_WORD) {
		goto failedToCompile;
................................................................................
    /*
     * Now we handle all the registered 'on' and 'trap' handlers in order.
     * For us to be here, there must be at least one handler.
     *
     * Slight overallocation, but reduces size of this function.
     */

    addrsToFix = TclStackAlloc(interp, sizeof(int)*numHandlers);
    forwardsToFix = TclStackAlloc(interp, sizeof(int)*numHandlers);
    noError = TclStackAlloc(interp, sizeof(int)*numHandlers);

    for (i=0 ; i<numHandlers ; i++) {
	noError[i] = -1;
	sprintf(buf, "%d", matchCodes[i]);
	OP(				DUP);
	PushLiteral(envPtr, buf, strlen(buf));
	OP(				EQ);
................................................................................

    /*
     * Now we handle all the registered 'on' and 'trap' handlers in order.
     *
     * Slight overallocation, but reduces size of this function.
     */

    addrsToFix = TclStackAlloc(interp, sizeof(int)*numHandlers);
    forwardsToFix = TclStackAlloc(interp, sizeof(int)*numHandlers);

    for (i=0 ; i<numHandlers ; i++) {
	int noTrapError, trapError;
	const char *p;

	sprintf(buf, "%d", matchCodes[i]);
	OP(				DUP);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr;
    int isScalar, localIndex, flags = 1, i, varCount = 0, haveFlags = 0;
    DefineLineInformation;	/* TIP #280 */


    /* TODO: Consider support for compiling expanded args. */

    /*
     * Verify that all words - except the first non-option one - are known at
     * compile time so that we can handle them without needing to do a nasty
     * push/rotate. [Bug 3970f54c4e]
................................................................................
    Tcl_Token *testTokenPtr, *bodyTokenPtr;
    JumpFixup jumpEvalCondFixup;
    int testCodeOffset, bodyCodeOffset, jumpDist, range, code, boolVal;
    int loopMayEnd = 1;		/* This is set to 0 if it is recognized as an
				 * infinite loop. */
    Tcl_Obj *boolObj;
    DefineLineInformation;	/* TIP #280 */


    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
    }

    /*
     * If the test expression requires substitutions, don't compile the while
................................................................................
    Tcl_Interp *interp,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{


    if (parsePtr->numWords < 1 || parsePtr->numWords > 2) {
	return TCL_ERROR;
    }

    if (parsePtr->numWords == 1) {
	PUSH("");
    } else {
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);
    int i;


    if (parsePtr->numWords < 2) {
	return TCL_ERROR;
    }

    OP(		NS_CURRENT);
    for (i = 1 ; i < parsePtr->numWords ; i++) {
................................................................................
TclCompileInvertOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileUnaryOpCmd(interp, parsePtr, INST_BITNOT, envPtr);
}

int
TclCompileNotOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileUnaryOpCmd(interp, parsePtr, INST_LNOT, envPtr);
}

int
TclCompileAddOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileAssociativeBinaryOpCmd(interp, parsePtr, "0", INST_ADD,
	    envPtr);
}

int
TclCompileMulOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileAssociativeBinaryOpCmd(interp, parsePtr, "1", INST_MULT,
	    envPtr);
}

int
TclCompileAndOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileAssociativeBinaryOpCmd(interp, parsePtr, "-1", INST_BITAND,
	    envPtr);
}

int
TclCompileOrOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileAssociativeBinaryOpCmd(interp, parsePtr, "0", INST_BITOR,
	    envPtr);
}

int
TclCompileXorOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileAssociativeBinaryOpCmd(interp, parsePtr, "0", INST_BITXOR,
	    envPtr);
}

int
TclCompilePowOpCmd(
    Tcl_Interp *interp,
................................................................................
     * This one has its own implementation because the ** operator is the only
     * one with right associativity.
     */

    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int words;


    for (words=1 ; words<parsePtr->numWords ; words++) {
	tokenPtr = TokenAfter(tokenPtr);
	CompileWord(envPtr, tokenPtr, interp, words);
    }
    if (parsePtr->numWords <= 2) {
	PUSH("1");
................................................................................
TclCompileLshiftOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_LSHIFT, envPtr);
}

int
TclCompileRshiftOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_RSHIFT, envPtr);
}

int
TclCompileModOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_MOD, envPtr);
}

int
TclCompileNeqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_NEQ, envPtr);
}

int
TclCompileStrneqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_STR_NEQ, envPtr);
}

int
TclCompileInOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_LIST_IN, envPtr);
}

int
TclCompileNiOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_LIST_NOT_IN,
	    envPtr);
}

int
TclCompileLessOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileComparisonOpCmd(interp, parsePtr, INST_LT, envPtr);
}

int
TclCompileLeqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileComparisonOpCmd(interp, parsePtr, INST_LE, envPtr);
}

int
TclCompileGreaterOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileComparisonOpCmd(interp, parsePtr, INST_GT, envPtr);
}

int
TclCompileGeqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileComparisonOpCmd(interp, parsePtr, INST_GE, envPtr);
}

int
TclCompileEqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileComparisonOpCmd(interp, parsePtr, INST_EQ, envPtr);
}

int
TclCompileStreqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileComparisonOpCmd(interp, parsePtr, INST_STR_EQ, envPtr);
}

int
TclCompileStrLtOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileComparisonOpCmd(interp, parsePtr, INST_STR_LT, envPtr);
}

int
TclCompileStrLeOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileComparisonOpCmd(interp, parsePtr, INST_STR_LE, envPtr);
}

int
TclCompileStrGtOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileComparisonOpCmd(interp, parsePtr, INST_STR_GT, envPtr);
}

int
TclCompileStrGeOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{

    return CompileComparisonOpCmd(interp, parsePtr, INST_STR_GE, envPtr);
}
 
int
TclCompileMinusOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int words;


    /* TODO: Consider support for compiling expanded args. */
    if (parsePtr->numWords == 1) {
	/*
	 * Fallback to direct eval to report syntax error.
	 */

................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int words;


    /* TODO: Consider support for compiling expanded args. */
    if (parsePtr->numWords == 1) {
	/*
	 * Fallback to direct eval to report syntax error.
	 */







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....
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			    Tcl_Parse *parsePtr, int instruction,
			    CompileEnv *envPtr);
static int		CompileUnaryOpCmd(Tcl_Interp *interp,
			    Tcl_Parse *parsePtr, int instruction,
			    CompileEnv *envPtr);
static void		IssueSwitchChainedTests(Tcl_Interp *interp,
			    CompileEnv *envPtr, int mode, int noCase,
			    int numWords, Tcl_Token **bodyToken,
				int *bodyLines, int **bodyNext);

static void		IssueSwitchJumpTable(Tcl_Interp *interp,
			    CompileEnv *envPtr, int numWords,
				Tcl_Token **bodyToken, int *bodyLines,
				int **bodyContLines);
static int		IssueTryClausesInstructions(Tcl_Interp *interp,
			    CompileEnv *envPtr, Tcl_Token *bodyToken,
			    int numHandlers, int *matchCodes,
			    Tcl_Obj **matchClauses, int *resultVarIndices,
			    int *optionVarIndices, Tcl_Token **handlerTokens);
static int		IssueTryClausesFinallyInstructions(Tcl_Interp *interp,
			    CompileEnv *envPtr, Tcl_Token *bodyToken,
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr, *valueTokenPtr;
    int isAssignment, isScalar, localIndex, numWords;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    numWords = parsePtr->numWords;
    if ((numWords != 2) && (numWords != 3)) {
	return TCL_ERROR;
    }
    isAssignment = (numWords == 3);

................................................................................
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    int i, numWords = parsePtr->numWords, numArgs;
    Tcl_Token *wordTokenPtr;
    Tcl_Obj *obj, *folded;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /* Trivial case, no arg */

    if (numWords<2) {
	PushStringLiteral(envPtr, "");
	return TCL_OK;
    }
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    (void)cmdPtr;

    /*
     * We don't support any flags; the bytecode isn't that sophisticated.
     */

    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    (void)cmdPtr;

    /*
     * We don't support any flags; the bytecode isn't that sophisticated.
     */

    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    (void)cmdPtr;

    /*
     * We don't support any flags; the bytecode isn't that sophisticated.
     */

    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    (void)cmdPtr;

    /*
     * We don't support any flags; the bytecode isn't that sophisticated.
     */

    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    (void)cmdPtr;

    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
    }

    /*
     * Push the two operands onto the stack and then the index operation.
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int idx;
    (void)cmdPtr;

    if (parsePtr->numWords != 4) {
	return TCL_ERROR;
    }

    /* Compute and push the string in which to insert */
    tokenPtr = TokenAfter(parsePtr->tokenPtr);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    Tcl_Obj *objPtr;
    (void)cmdPtr;

    if (parsePtr->numWords != 2) {
	return TCL_ERROR;
    }

    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    TclNewObj(objPtr);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *stringTokenPtr, *fromTokenPtr, *toTokenPtr;
    int idx1, idx2;
    (void)cmdPtr;

    if (parsePtr->numWords != 4) {
	return TCL_ERROR;
    }
    stringTokenPtr = TokenAfter(parsePtr->tokenPtr);
    fromTokenPtr = TokenAfter(stringTokenPtr);
    toTokenPtr = TokenAfter(fromTokenPtr);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds the resulting instructions. */
{
    Tcl_Token *tokenPtr, *valueTokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int first, last;
    (void)cmdPtr;

    if (parsePtr->numWords < 4 || parsePtr->numWords > 5) {
	return TCL_ERROR;
    }

    /* Bytecode to compute/push string argument being replaced */
    valueTokenPtr = TokenAfter(parsePtr->tokenPtr);
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    (void)cmdPtr;

    if (parsePtr->numWords != 2 && parsePtr->numWords != 3) {
	return TCL_ERROR;
    }

    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    CompileWord(envPtr, tokenPtr,			interp, 1);
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    (void)cmdPtr;

    if (parsePtr->numWords != 2 && parsePtr->numWords != 3) {
	return TCL_ERROR;
    }

    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    CompileWord(envPtr, tokenPtr,			interp, 1);
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr;
    (void)cmdPtr;

    if (parsePtr->numWords != 2 && parsePtr->numWords != 3) {
	return TCL_ERROR;
    }

    tokenPtr = TokenAfter(parsePtr->tokenPtr);
    CompileWord(envPtr, tokenPtr,			interp, 1);
................................................................................
    int numArgs = parsePtr->numWords - 1;
    int numOpts = numArgs - 1;
    int objc, flags = TCL_SUBST_ALL;
    Tcl_Obj **objv/*, *toSubst = NULL*/;
    Tcl_Token *wordTokenPtr = TokenAfter(parsePtr->tokenPtr);
    int code = TCL_ERROR;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    if (numArgs == 0) {
	return TCL_ERROR;
    }

    objv = (Tcl_Obj **)TclStackAlloc(interp, /*numArgs*/ numOpts * sizeof(Tcl_Obj *));

    for (objc = 0; objc < /*numArgs*/ numOpts; objc++) {
	objv[objc] = Tcl_NewObj();
	Tcl_IncrRefCount(objv[objc]);
	if (!TclWordKnownAtCompileTime(wordTokenPtr, objv[objc])) {
	    objc++;
	    goto cleanup;
................................................................................
    int **bodyContLines;	/* Array of continuation line info. */
    int noCase;			/* Has the -nocase flag been given? */
    int foundMode = 0;		/* Have we seen a mode flag yet? */
    int i, valueIndex;
    int result = TCL_ERROR;
    DefineLineInformation;	/* TIP #280 */
    int *clNext = envPtr->clNext;
    (void)cmdPtr;

    /*
     * Only handle the following versions:
     *   switch         ?--? word {pattern body ...}
     *   switch -exact  ?--? word {pattern body ...}
     *   switch -glob   ?--? word {pattern body ...}
     *   switch -regexp ?--? word {pattern body ...}
................................................................................
	numBytes = tokenPtr[1].size;

	/* Allocate enough space to work in. */
	maxLen = TclMaxListLength(bytes, numBytes, NULL);
	if (maxLen < 2)  {
	    return TCL_ERROR;
	}
	bodyTokenArray = (Tcl_Token *)ckalloc(sizeof(Tcl_Token) * maxLen);
	bodyToken = (Tcl_Token **)ckalloc(sizeof(Tcl_Token *) * maxLen);
	bodyLines = (int *)ckalloc(sizeof(int) * maxLen);
	bodyContLines = (int **)ckalloc(sizeof(int*) * maxLen);

	bline = mapPtr->loc[eclIndex].line[valueIndex+1];
	numWords = 0;

	while (numBytes > 0) {
	    const char *prevBytes = bytes;
	    int literal;
................................................................................

	return TCL_ERROR;
    } else {
	/*
	 * Multi-word definition of patterns & actions.
	 */

	bodyToken = (Tcl_Token **)ckalloc(sizeof(Tcl_Token *) * numWords);
	bodyLines = (int *)ckalloc(sizeof(int) * numWords);
	bodyContLines = (int **)ckalloc(sizeof(int*) * numWords);
	bodyTokenArray = NULL;
	for (i=0 ; i<numWords ; i++) {
	    /*
	     * We only handle the very simplest case. Anything more complex is
	     * a good reason to go to the interpreted case anyway due to
	     * traces, etc.
	     */
................................................................................
     * but it handles the most common case well enough.
     */

    /* Both methods push the value to match against onto the stack. */
    CompileWord(envPtr, valueTokenPtr, interp, valueIndex);

    if (mode == Switch_Exact) {
	IssueSwitchJumpTable(interp, envPtr, numWords, bodyToken,
		bodyLines, bodyContLines);
    } else {
	IssueSwitchChainedTests(interp, envPtr, mode, noCase,
		numWords, bodyToken, bodyLines, bodyContLines);
    }
    result = TCL_OK;

    /*
     * Clean up all our temporary space and return.
     */
................................................................................

static void
IssueSwitchChainedTests(
    Tcl_Interp *interp,		/* Context for compiling script bodies. */
    CompileEnv *envPtr,		/* Holds resulting instructions. */
    int mode,			/* Exact, Glob or Regexp */
    int noCase,			/* Case-insensitivity flag. */

    int numBodyTokens,		/* Number of tokens describing things the
				 * switch can match against and bodies to
				 * execute when the match succeeds. */
    Tcl_Token **bodyToken,	/* Array of pointers to pattern list items. */
    int *bodyLines,		/* Array of line numbers for body list
				 * items. */
    int **bodyContLines)	/* Array of continuation line info. */
................................................................................

    /*
     * Generate a test for each arm.
     */

    contFixIndex = -1;
    contFixCount = 0;
    fixupArray = (JumpFixup *)TclStackAlloc(interp, sizeof(JumpFixup) * numBodyTokens);
    fixupTargetArray = (unsigned int *)TclStackAlloc(interp, sizeof(int) * numBodyTokens);
    memset(fixupTargetArray, 0, numBodyTokens * sizeof(int));
    fixupCount = 0;
    foundDefault = 0;
    for (i=0 ; i<numBodyTokens ; i+=2) {
	nextArmFixupIndex = -1;
	if (i!=numBodyTokens-2 || bodyToken[numBodyTokens-2]->size != 7 ||
		memcmp(bodyToken[numBodyTokens-2]->start, "default", 7)) {
................................................................................
 *----------------------------------------------------------------------
 */

static void
IssueSwitchJumpTable(
    Tcl_Interp *interp,		/* Context for compiling script bodies. */
    CompileEnv *envPtr,		/* Holds resulting instructions. */

    int numBodyTokens,		/* Number of tokens describing things the
				 * switch can match against and bodies to
				 * execute when the match succeeds. */
    Tcl_Token **bodyToken,	/* Array of pointers to pattern list items. */
    int *bodyLines,		/* Array of line numbers for body list
				 * items. */
    int **bodyContLines)	/* Array of continuation line info. */
................................................................................
     * (relative to the INST_JUMP_TABLE instruction) to jump to. The jump
     * table itself is independent of any invokation of the bytecode, and as
     * such is stored in an auxData block.
     *
     * Start by allocating the jump table itself, plus some workspace.
     */

    jtPtr = (JumptableInfo *)ckalloc(sizeof(JumptableInfo));
    Tcl_InitHashTable(&jtPtr->hashTable, TCL_STRING_KEYS);
    infoIndex = TclCreateAuxData(jtPtr, &tclJumptableInfoType, envPtr);
    finalFixups = (int *)TclStackAlloc(interp, sizeof(int) * (numBodyTokens/2));
    foundDefault = 0;
    mustGenerate = 1;

    /*
     * Next, issue the instruction to do the jump, together with what we want
     * to do if things do not work out (jump to either the default clause or
     * the "default" default, which just sets the result to empty). Note that
................................................................................
 *----------------------------------------------------------------------
 */

static ClientData
DupJumptableInfo(
    ClientData clientData)
{
    JumptableInfo *jtPtr = (JumptableInfo *)clientData;
    JumptableInfo *newJtPtr = (JumptableInfo *)ckalloc(sizeof(JumptableInfo));
    Tcl_HashEntry *hPtr, *newHPtr;
    Tcl_HashSearch search;
    int isNew;

    Tcl_InitHashTable(&newJtPtr->hashTable, TCL_STRING_KEYS);
    hPtr = Tcl_FirstHashEntry(&jtPtr->hashTable, &search);
    while (hPtr != NULL) {
................................................................................
    return newJtPtr;
}

static void
FreeJumptableInfo(
    ClientData clientData)
{
    JumptableInfo *jtPtr = (JumptableInfo *)clientData;

    Tcl_DeleteHashTable(&jtPtr->hashTable);
    ckfree(jtPtr);
}

static void
PrintJumptableInfo(
    ClientData clientData,
    Tcl_Obj *appendObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    JumptableInfo *jtPtr = (JumptableInfo *)clientData;
    Tcl_HashEntry *hPtr;
    Tcl_HashSearch search;
    const char *keyPtr;
    int offset, i = 0;
    (void)codePtr;

    hPtr = Tcl_FirstHashEntry(&jtPtr->hashTable, &search);
    for (; hPtr ; hPtr = Tcl_NextHashEntry(&search)) {
	keyPtr = (const char *)Tcl_GetHashKey(&jtPtr->hashTable, hPtr);
	offset = PTR2INT(Tcl_GetHashValue(hPtr));

	if (i++) {
	    Tcl_AppendToObj(appendObj, ", ", -1);
	    if (i%4==0) {
		Tcl_AppendToObj(appendObj, "\n\t\t", -1);
	    }
................................................................................
static void
DisassembleJumptableInfo(
    ClientData clientData,
    Tcl_Obj *dictObj,
    ByteCode *codePtr,
    unsigned int pcOffset)
{
    JumptableInfo *jtPtr = (JumptableInfo *)clientData;
    Tcl_Obj *mapping = Tcl_NewObj();
    Tcl_HashEntry *hPtr;
    Tcl_HashSearch search;
    const char *keyPtr;
    int offset;
    (void)codePtr;
    (void)pcOffset;

    hPtr = Tcl_FirstHashEntry(&jtPtr->hashTable, &search);
    for (; hPtr ; hPtr = Tcl_NextHashEntry(&search)) {
	keyPtr = (const char *)Tcl_GetHashKey(&jtPtr->hashTable, hPtr);
	offset = PTR2INT(Tcl_GetHashValue(hPtr));
	Tcl_DictObjPut(NULL, mapping, Tcl_NewStringObj(keyPtr, -1),
		Tcl_NewIntObj(offset));
    }
    Tcl_DictObjPut(NULL, dictObj, Tcl_NewStringObj("mapping", -1), mapping);
}
 
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    int i;
    (void)cmdPtr;

    if (parsePtr->numWords < 2 || parsePtr->numWords > 256
	    || envPtr->procPtr == NULL) {
	return TCL_ERROR;
    }

    /* make room for the nsObjPtr */
................................................................................
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    int numWords = parsePtr->numWords;
    Tcl_Token *codeToken, *msgToken;
    Tcl_Obj *objPtr;
    int codeKnown, codeIsList, codeIsValid, len;
    (void)cmdPtr;

    if (numWords != 3) {
	return TCL_ERROR;
    }
    codeToken = TokenAfter(parsePtr->tokenPtr);
    msgToken = TokenAfter(codeToken);

................................................................................
{
    int numWords = parsePtr->numWords, numHandlers, result = TCL_ERROR;
    Tcl_Token *bodyToken, *finallyToken, *tokenPtr;
    Tcl_Token **handlerTokens = NULL;
    Tcl_Obj **matchClauses = NULL;
    int *matchCodes=NULL, *resultVarIndices=NULL, *optionVarIndices=NULL;
    int i;
    (void)cmdPtr;

    if (numWords < 2) {
	return TCL_ERROR;
    }

    bodyToken = TokenAfter(parsePtr->tokenPtr);

................................................................................
    /*
     * Extract information about what handlers there are.
     */

    numHandlers = numWords >> 2;
    numWords -= numHandlers * 4;
    if (numHandlers > 0) {
	handlerTokens = (Tcl_Token**)TclStackAlloc(interp, sizeof(Tcl_Token*)*numHandlers);
	matchClauses = (Tcl_Obj **)TclStackAlloc(interp, sizeof(Tcl_Obj *) * numHandlers);
	memset(matchClauses, 0, sizeof(Tcl_Obj *) * numHandlers);
	matchCodes = (int *)TclStackAlloc(interp, sizeof(int) * numHandlers);
	resultVarIndices = (int *)TclStackAlloc(interp, sizeof(int) * numHandlers);
	optionVarIndices = (int *)TclStackAlloc(interp, sizeof(int) * numHandlers);

	for (i=0 ; i<numHandlers ; i++) {
	    Tcl_Obj *tmpObj, **objv;
	    int objc;

	    if (tokenPtr->type != TCL_TOKEN_SIMPLE_WORD) {
		goto failedToCompile;
................................................................................
    /*
     * Now we handle all the registered 'on' and 'trap' handlers in order.
     * For us to be here, there must be at least one handler.
     *
     * Slight overallocation, but reduces size of this function.
     */

    addrsToFix = (int *)TclStackAlloc(interp, sizeof(int)*numHandlers);
    forwardsToFix = (int *)TclStackAlloc(interp, sizeof(int)*numHandlers);
    noError = (int *)TclStackAlloc(interp, sizeof(int)*numHandlers);

    for (i=0 ; i<numHandlers ; i++) {
	noError[i] = -1;
	sprintf(buf, "%d", matchCodes[i]);
	OP(				DUP);
	PushLiteral(envPtr, buf, strlen(buf));
	OP(				EQ);
................................................................................

    /*
     * Now we handle all the registered 'on' and 'trap' handlers in order.
     *
     * Slight overallocation, but reduces size of this function.
     */

    addrsToFix = (int *)TclStackAlloc(interp, sizeof(int)*numHandlers);
    forwardsToFix = (int *)TclStackAlloc(interp, sizeof(int)*numHandlers);

    for (i=0 ; i<numHandlers ; i++) {
	int noTrapError, trapError;
	const char *p;

	sprintf(buf, "%d", matchCodes[i]);
	OP(				DUP);
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *varTokenPtr;
    int isScalar, localIndex, flags = 1, i, varCount = 0, haveFlags = 0;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    /* TODO: Consider support for compiling expanded args. */

    /*
     * Verify that all words - except the first non-option one - are known at
     * compile time so that we can handle them without needing to do a nasty
     * push/rotate. [Bug 3970f54c4e]
................................................................................
    Tcl_Token *testTokenPtr, *bodyTokenPtr;
    JumpFixup jumpEvalCondFixup;
    int testCodeOffset, bodyCodeOffset, jumpDist, range, code, boolVal;
    int loopMayEnd = 1;		/* This is set to 0 if it is recognized as an
				 * infinite loop. */
    Tcl_Obj *boolObj;
    DefineLineInformation;	/* TIP #280 */
    (void)cmdPtr;

    if (parsePtr->numWords != 3) {
	return TCL_ERROR;
    }

    /*
     * If the test expression requires substitutions, don't compile the while
................................................................................
    Tcl_Interp *interp,		/* Used for error reporting. */
    Tcl_Parse *parsePtr,	/* Points to a parse structure for the command
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    (void)cmdPtr;

    if (parsePtr->numWords < 1 || parsePtr->numWords > 2) {
	return TCL_ERROR;
    }

    if (parsePtr->numWords == 1) {
	PUSH("");
    } else {
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    DefineLineInformation;	/* TIP #280 */
    Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);
    int i;
    (void)cmdPtr;

    if (parsePtr->numWords < 2) {
	return TCL_ERROR;
    }

    OP(		NS_CURRENT);
    for (i = 1 ; i < parsePtr->numWords ; i++) {
................................................................................
TclCompileInvertOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileUnaryOpCmd(interp, parsePtr, INST_BITNOT, envPtr);
}

int
TclCompileNotOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileUnaryOpCmd(interp, parsePtr, INST_LNOT, envPtr);
}

int
TclCompileAddOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileAssociativeBinaryOpCmd(interp, parsePtr, "0", INST_ADD,
	    envPtr);
}

int
TclCompileMulOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileAssociativeBinaryOpCmd(interp, parsePtr, "1", INST_MULT,
	    envPtr);
}

int
TclCompileAndOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileAssociativeBinaryOpCmd(interp, parsePtr, "-1", INST_BITAND,
	    envPtr);
}

int
TclCompileOrOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileAssociativeBinaryOpCmd(interp, parsePtr, "0", INST_BITOR,
	    envPtr);
}

int
TclCompileXorOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileAssociativeBinaryOpCmd(interp, parsePtr, "0", INST_BITXOR,
	    envPtr);
}

int
TclCompilePowOpCmd(
    Tcl_Interp *interp,
................................................................................
     * This one has its own implementation because the ** operator is the only
     * one with right associativity.
     */

    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int words;
    (void)cmdPtr;

    for (words=1 ; words<parsePtr->numWords ; words++) {
	tokenPtr = TokenAfter(tokenPtr);
	CompileWord(envPtr, tokenPtr, interp, words);
    }
    if (parsePtr->numWords <= 2) {
	PUSH("1");
................................................................................
TclCompileLshiftOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_LSHIFT, envPtr);
}

int
TclCompileRshiftOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_RSHIFT, envPtr);
}

int
TclCompileModOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_MOD, envPtr);
}

int
TclCompileNeqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_NEQ, envPtr);
}

int
TclCompileStrneqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_STR_NEQ, envPtr);
}

int
TclCompileInOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_LIST_IN, envPtr);
}

int
TclCompileNiOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileStrictlyBinaryOpCmd(interp, parsePtr, INST_LIST_NOT_IN,
	    envPtr);
}

int
TclCompileLessOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileComparisonOpCmd(interp, parsePtr, INST_LT, envPtr);
}

int
TclCompileLeqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileComparisonOpCmd(interp, parsePtr, INST_LE, envPtr);
}

int
TclCompileGreaterOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileComparisonOpCmd(interp, parsePtr, INST_GT, envPtr);
}

int
TclCompileGeqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileComparisonOpCmd(interp, parsePtr, INST_GE, envPtr);
}

int
TclCompileEqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileComparisonOpCmd(interp, parsePtr, INST_EQ, envPtr);
}

int
TclCompileStreqOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileComparisonOpCmd(interp, parsePtr, INST_STR_EQ, envPtr);
}

int
TclCompileStrLtOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileComparisonOpCmd(interp, parsePtr, INST_STR_LT, envPtr);
}

int
TclCompileStrLeOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileComparisonOpCmd(interp, parsePtr, INST_STR_LE, envPtr);
}

int
TclCompileStrGtOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileComparisonOpCmd(interp, parsePtr, INST_STR_GT, envPtr);
}

int
TclCompileStrGeOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    (void)cmdPtr;
    return CompileComparisonOpCmd(interp, parsePtr, INST_STR_GE, envPtr);
}
 
int
TclCompileMinusOpCmd(
    Tcl_Interp *interp,
    Tcl_Parse *parsePtr,
................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int words;
    (void)cmdPtr;

    /* TODO: Consider support for compiling expanded args. */
    if (parsePtr->numWords == 1) {
	/*
	 * Fallback to direct eval to report syntax error.
	 */

................................................................................
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)
{
    Tcl_Token *tokenPtr = parsePtr->tokenPtr;
    DefineLineInformation;	/* TIP #280 */
    int words;
    (void)cmdPtr;

    /* TODO: Consider support for compiling expanded args. */
    if (parsePtr->numWords == 1) {
	/*
	 * Fallback to direct eval to report syntax error.
	 */

Changes to generic/tclCompExpr.c.

627
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....
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2835
				 * constructed out of substrings of the
				 * original expression. In order to keep the
				 * error message readable, we impose this
				 * limit on the substring size we extract. */

    TclParseInit(interp, start, numBytes, parsePtr);

    nodes = attemptckalloc(nodesAvailable * sizeof(OpNode));
    if (nodes == NULL) {
	TclNewLiteralStringObj(msg, "not enough memory to parse expression");
	errCode = "NOMEM";
	goto error;
    }

    /*
................................................................................

	if (nodesUsed >= nodesAvailable) {
	    unsigned int size = nodesUsed * 2;
	    OpNode *newPtr = NULL;

	    do {
	      if (size <= UINT_MAX/sizeof(OpNode)) {
		newPtr = attemptckrealloc(nodes, size * sizeof(OpNode));
	      }
	    } while ((newPtr == NULL)
		    && ((size -= (size - nodesUsed) / 2) > nodesUsed));
	    if (newPtr == NULL) {
		TclNewLiteralStringObj(msg,
			"not enough memory to parse expression");
		errCode = "NOMEM";
................................................................................
		    errCode = "BADCHAR";
		    goto error;
		}
		scanned = tokenPtr->size;
		break;

	    case SCRIPT: {
		Tcl_Parse *nestedPtr =
			TclStackAlloc(interp, sizeof(Tcl_Parse));

		tokenPtr = parsePtr->tokenPtr + parsePtr->numTokens;
		tokenPtr->type = TCL_TOKEN_COMMAND;
		tokenPtr->start = start;
		tokenPtr->numComponents = 0;

................................................................................
				 * the parsed expression; any previous
				 * information in the structure is ignored. */
{
    int code;
    OpNode *opTree = NULL;	/* Will point to the tree of operators. */
    Tcl_Obj *litList = Tcl_NewObj();	/* List to hold the literals. */
    Tcl_Obj *funcList = Tcl_NewObj();	/* List to hold the functon names. */
    Tcl_Parse *exprParsePtr = TclStackAlloc(interp, sizeof(Tcl_Parse));
				/* Holds the Tcl_Tokens of substitutions. */

    if (numBytes < 0) {
	numBytes = (start ? strlen(start) : 0);
    }

    code = ParseExpr(interp, start, numBytes, &opTree, litList, funcList,
................................................................................
    int numBytes,		/* Number of bytes in script. */
    CompileEnv *envPtr,		/* Holds resulting instructions. */
    int optimize)		/* 0 for one-off expressions. */
{
    OpNode *opTree = NULL;	/* Will point to the tree of operators */
    Tcl_Obj *litList = Tcl_NewObj();	/* List to hold the literals */
    Tcl_Obj *funcList = Tcl_NewObj();	/* List to hold the functon names*/
    Tcl_Parse *parsePtr = TclStackAlloc(interp, sizeof(Tcl_Parse));
				/* Holds the Tcl_Tokens of substitutions */

    int code = ParseExpr(interp, script, numBytes, &opTree, litList,
	    funcList, parsePtr, 0 /* parseOnly */);

    if (code == TCL_OK) {
	/*
................................................................................

    /*
     * Note we are compiling an expression with literal arguments. This means
     * there can be no [info frame] calls when we execute the resulting
     * bytecode, so there's no need to tend to TIP 280 issues.
     */

    envPtr = TclStackAlloc(interp, sizeof(CompileEnv));
    TclInitCompileEnv(interp, envPtr, NULL, 0, NULL, 0);
    CompileExprTree(interp, nodes, index, litObjvPtr, NULL, NULL, envPtr,
	    0 /* optimize */);
    TclEmitOpcode(INST_DONE, envPtr);
    byteCodePtr = TclInitByteCode(envPtr);
    TclFreeCompileEnv(envPtr);
    TclStackFree(interp, envPtr);
................................................................................
		 */

		nodePtr->left = numWords;
		numWords = 2;	/* Command plus one argument */
		break;
	    }
	    case QUESTION:
		newJump = TclStackAlloc(interp, sizeof(JumpList));
		newJump->next = jumpPtr;
		jumpPtr = newJump;
		TclEmitForwardJump(envPtr, TCL_FALSE_JUMP, &jumpPtr->jump);
		break;
	    case COLON:
		newJump = TclStackAlloc(interp, sizeof(JumpList));
		newJump->next = jumpPtr;
		jumpPtr = newJump;
		TclEmitForwardJump(envPtr, TCL_UNCONDITIONAL_JUMP,
			&jumpPtr->jump);
		TclAdjustStackDepth(-1, envPtr);
		if (convert) {
		    jumpPtr->jump.jumpType = TCL_TRUE_JUMP;
		}
		convert = 1;
		break;
	    case AND:
	    case OR:
		newJump = TclStackAlloc(interp, sizeof(JumpList));
		newJump->next = jumpPtr;
		jumpPtr = newJump;
		TclEmitForwardJump(envPtr, (nodePtr->lexeme == AND)
			?  TCL_FALSE_JUMP : TCL_TRUE_JUMP, &jumpPtr->jump);
		break;
	    }
	} else {
................................................................................
int
TclSingleOpCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    TclOpCmdClientData *occdPtr = clientData;
    unsigned char lexeme;
    OpNode nodes[2];
    Tcl_Obj *const *litObjv = objv + 1;

    if (objc != 1 + occdPtr->i.numArgs) {
	Tcl_WrongNumArgs(interp, 1, objv, occdPtr->expected);
	return TCL_ERROR;
................................................................................
    Tcl_Obj *const objv[])
{
    int code = TCL_OK;

    if (objc < 3) {
	Tcl_SetObjResult(interp, Tcl_NewBooleanObj(1));
    } else {
	TclOpCmdClientData *occdPtr = clientData;
	Tcl_Obj **litObjv = TclStackAlloc(interp,
		2 * (objc-2) * sizeof(Tcl_Obj *));
	OpNode *nodes = TclStackAlloc(interp, 2 * (objc-2) * sizeof(OpNode));
	unsigned char lexeme;
	int i, lastAnd = 1;
	Tcl_Obj *const *litObjPtrPtr = litObjv;

	ParseLexeme(occdPtr->op, strlen(occdPtr->op), &lexeme, NULL);

	litObjv[0] = objv[1];
................................................................................
int
TclVariadicOpCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    TclOpCmdClientData *occdPtr = clientData;
    unsigned char lexeme;
    int code;

    if (objc < 2) {
	Tcl_SetObjResult(interp, Tcl_NewIntObj(occdPtr->i.identity));
	return TCL_OK;
    }
................................................................................

	code = ExecConstantExprTree(interp, nodes, 0, &litObjPtrPtr);

	Tcl_DecrRefCount(litObjv[decrMe]);
	return code;
    } else {
	Tcl_Obj *const *litObjv = objv + 1;
	OpNode *nodes = TclStackAlloc(interp, (objc-1) * sizeof(OpNode));
	int i, lastOp = OT_LITERAL;

	nodes[0].lexeme = START;
	nodes[0].mark = MARK_RIGHT;
	if (lexeme == EXPON) {
	    for (i=objc-2; i>0; i--) {
		nodes[i].lexeme = lexeme;
................................................................................
int
TclNoIdentOpCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    TclOpCmdClientData *occdPtr = clientData;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, occdPtr->expected);
	return TCL_ERROR;
    }
    return TclVariadicOpCmd(clientData, interp, objc, objv);
}






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685
...
915
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925
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1834
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1848
....
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2165
2166
....
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2821
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2827
2828
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2830
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2832
2833
2834
2835
				 * constructed out of substrings of the
				 * original expression. In order to keep the
				 * error message readable, we impose this
				 * limit on the substring size we extract. */

    TclParseInit(interp, start, numBytes, parsePtr);

    nodes = (OpNode *)attemptckalloc(nodesAvailable * sizeof(OpNode));
    if (nodes == NULL) {
	TclNewLiteralStringObj(msg, "not enough memory to parse expression");
	errCode = "NOMEM";
	goto error;
    }

    /*
................................................................................

	if (nodesUsed >= nodesAvailable) {
	    unsigned int size = nodesUsed * 2;
	    OpNode *newPtr = NULL;

	    do {
	      if (size <= UINT_MAX/sizeof(OpNode)) {
		newPtr = (OpNode *)attemptckrealloc(nodes, size * sizeof(OpNode));
	      }
	    } while ((newPtr == NULL)
		    && ((size -= (size - nodesUsed) / 2) > nodesUsed));
	    if (newPtr == NULL) {
		TclNewLiteralStringObj(msg,
			"not enough memory to parse expression");
		errCode = "NOMEM";
................................................................................
		    errCode = "BADCHAR";
		    goto error;
		}
		scanned = tokenPtr->size;
		break;

	    case SCRIPT: {
		Tcl_Parse *nestedPtr = (Tcl_Parse *)
			TclStackAlloc(interp, sizeof(Tcl_Parse));

		tokenPtr = parsePtr->tokenPtr + parsePtr->numTokens;
		tokenPtr->type = TCL_TOKEN_COMMAND;
		tokenPtr->start = start;
		tokenPtr->numComponents = 0;

................................................................................
				 * the parsed expression; any previous
				 * information in the structure is ignored. */
{
    int code;
    OpNode *opTree = NULL;	/* Will point to the tree of operators. */
    Tcl_Obj *litList = Tcl_NewObj();	/* List to hold the literals. */
    Tcl_Obj *funcList = Tcl_NewObj();	/* List to hold the functon names. */
    Tcl_Parse *exprParsePtr = (Tcl_Parse *)TclStackAlloc(interp, sizeof(Tcl_Parse));
				/* Holds the Tcl_Tokens of substitutions. */

    if (numBytes < 0) {
	numBytes = (start ? strlen(start) : 0);
    }

    code = ParseExpr(interp, start, numBytes, &opTree, litList, funcList,
................................................................................
    int numBytes,		/* Number of bytes in script. */
    CompileEnv *envPtr,		/* Holds resulting instructions. */
    int optimize)		/* 0 for one-off expressions. */
{
    OpNode *opTree = NULL;	/* Will point to the tree of operators */
    Tcl_Obj *litList = Tcl_NewObj();	/* List to hold the literals */
    Tcl_Obj *funcList = Tcl_NewObj();	/* List to hold the functon names*/
    Tcl_Parse *parsePtr = (Tcl_Parse *)TclStackAlloc(interp, sizeof(Tcl_Parse));
				/* Holds the Tcl_Tokens of substitutions */

    int code = ParseExpr(interp, script, numBytes, &opTree, litList,
	    funcList, parsePtr, 0 /* parseOnly */);

    if (code == TCL_OK) {
	/*
................................................................................

    /*
     * Note we are compiling an expression with literal arguments. This means
     * there can be no [info frame] calls when we execute the resulting
     * bytecode, so there's no need to tend to TIP 280 issues.
     */

    envPtr = (CompileEnv *)TclStackAlloc(interp, sizeof(CompileEnv));
    TclInitCompileEnv(interp, envPtr, NULL, 0, NULL, 0);
    CompileExprTree(interp, nodes, index, litObjvPtr, NULL, NULL, envPtr,
	    0 /* optimize */);
    TclEmitOpcode(INST_DONE, envPtr);
    byteCodePtr = TclInitByteCode(envPtr);
    TclFreeCompileEnv(envPtr);
    TclStackFree(interp, envPtr);
................................................................................
		 */

		nodePtr->left = numWords;
		numWords = 2;	/* Command plus one argument */
		break;
	    }
	    case QUESTION:
		newJump = (JumpList *)TclStackAlloc(interp, sizeof(JumpList));
		newJump->next = jumpPtr;
		jumpPtr = newJump;
		TclEmitForwardJump(envPtr, TCL_FALSE_JUMP, &jumpPtr->jump);
		break;
	    case COLON:
		newJump = (JumpList *)TclStackAlloc(interp, sizeof(JumpList));
		newJump->next = jumpPtr;
		jumpPtr = newJump;
		TclEmitForwardJump(envPtr, TCL_UNCONDITIONAL_JUMP,
			&jumpPtr->jump);
		TclAdjustStackDepth(-1, envPtr);
		if (convert) {
		    jumpPtr->jump.jumpType = TCL_TRUE_JUMP;
		}
		convert = 1;
		break;
	    case AND:
	    case OR:
		newJump = (JumpList *)TclStackAlloc(interp, sizeof(JumpList));
		newJump->next = jumpPtr;
		jumpPtr = newJump;
		TclEmitForwardJump(envPtr, (nodePtr->lexeme == AND)
			?  TCL_FALSE_JUMP : TCL_TRUE_JUMP, &jumpPtr->jump);
		break;
	    }
	} else {
................................................................................
int
TclSingleOpCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    TclOpCmdClientData *occdPtr = (TclOpCmdClientData *)clientData;
    unsigned char lexeme;
    OpNode nodes[2];
    Tcl_Obj *const *litObjv = objv + 1;

    if (objc != 1 + occdPtr->i.numArgs) {
	Tcl_WrongNumArgs(interp, 1, objv, occdPtr->expected);
	return TCL_ERROR;
................................................................................
    Tcl_Obj *const objv[])
{
    int code = TCL_OK;

    if (objc < 3) {
	Tcl_SetObjResult(interp, Tcl_NewBooleanObj(1));
    } else {
	TclOpCmdClientData *occdPtr = (TclOpCmdClientData *)clientData;
	Tcl_Obj **litObjv = (Tcl_Obj **)TclStackAlloc(interp,
		2 * (objc-2) * sizeof(Tcl_Obj *));
	OpNode *nodes = (OpNode *)TclStackAlloc(interp, 2 * (objc-2) * sizeof(OpNode));
	unsigned char lexeme;
	int i, lastAnd = 1;
	Tcl_Obj *const *litObjPtrPtr = litObjv;

	ParseLexeme(occdPtr->op, strlen(occdPtr->op), &lexeme, NULL);

	litObjv[0] = objv[1];
................................................................................
int
TclVariadicOpCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    TclOpCmdClientData *occdPtr = (TclOpCmdClientData *)clientData;
    unsigned char lexeme;
    int code;

    if (objc < 2) {
	Tcl_SetObjResult(interp, Tcl_NewIntObj(occdPtr->i.identity));
	return TCL_OK;
    }
................................................................................

	code = ExecConstantExprTree(interp, nodes, 0, &litObjPtrPtr);

	Tcl_DecrRefCount(litObjv[decrMe]);
	return code;
    } else {
	Tcl_Obj *const *litObjv = objv + 1;
	OpNode *nodes = (OpNode *)TclStackAlloc(interp, (objc-1) * sizeof(OpNode));
	int i, lastOp = OT_LITERAL;

	nodes[0].lexeme = START;
	nodes[0].mark = MARK_RIGHT;
	if (lexeme == EXPON) {
	    for (i=objc-2; i>0; i--) {
		nodes[i].lexeme = lexeme;
................................................................................
int
TclNoIdentOpCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    TclOpCmdClientData *occdPtr = (TclOpCmdClientData *)clientData;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, occdPtr->expected);
	return TCL_ERROR;
    }
    return TclVariadicOpCmd(clientData, interp, objc, objv);
}

Changes to generic/tclCompile.c.

708
709
710
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719
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...
961
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2746
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2870
....
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....
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....
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....
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....
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....
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....
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....
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....
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....
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3880
static void		StartExpanding(CompileEnv *envPtr);

/*
 * TIP #280: Helper for building the per-word line information of all compiled
 * commands.
 */
static void		EnterCmdWordData(ExtCmdLoc *eclPtr, int srcOffset,
			    Tcl_Token *tokenPtr, const char *cmd, int len,
			    int numWords, int line, int *clNext, int **lines,
			    CompileEnv *envPtr);
static void		ReleaseCmdWordData(ExtCmdLoc *eclPtr);

/*
 * The structure below defines the bytecode Tcl object type by means of
 * procedures that can be invoked by generic object code.
................................................................................
 */

static void
DupByteCodeInternalRep(
    Tcl_Obj *srcPtr,		/* Object with internal rep to copy. */
    Tcl_Obj *copyPtr)		/* Object with internal rep to set. */
{


    return;
}
 
/*
 *----------------------------------------------------------------------
 *
 * FreeByteCodeInternalRep --
................................................................................
     */

    if (iPtr) {
	Tcl_HashEntry *hePtr = Tcl_FindHashEntry(iPtr->lineBCPtr,
		(char *) codePtr);

	if (hePtr) {
	    ReleaseCmdWordData(Tcl_GetHashValue(hePtr));
	    Tcl_DeleteHashEntry(hePtr);
	}
    }

    if (codePtr->localCachePtr && (--codePtr->localCachePtr->refCount == 0)) {
	TclFreeLocalCache(interp, codePtr->localCachePtr);
    }
................................................................................
 *	piece of bytecode. Idempotent.
 *
 * ---------------------------------------------------------------------
 */

static int
IsCompactibleCompileEnv(
    Tcl_Interp *interp,
    CompileEnv *envPtr)
{
    unsigned char *pc;
    int size;


    /*
     * Special: procedures in the '::tcl' namespace (or its children) are
     * considered to be well-behaved and so can have compaction applied even
     * if it would otherwise be invalid.
     */

................................................................................
     * the context invoking the byte code compiler. This structure is used to
     * keep the per-word line information for all compiled commands.
     *
     * See also tclBasic.c, TclEvalObjEx, for the equivalent code in the
     * non-compiling evaluator
     */

    envPtr->extCmdMapPtr = ckalloc(sizeof(ExtCmdLoc));
    envPtr->extCmdMapPtr->loc = NULL;
    envPtr->extCmdMapPtr->nloc = 0;
    envPtr->extCmdMapPtr->nuloc = 0;
    envPtr->extCmdMapPtr->path = NULL;

    if (invoker == NULL) {
	/*
................................................................................
	/*
	 * Initialize the compiler using the context, making counting absolute
	 * to that context. Note that the context can be byte code execution.
	 * In that case we have to fill out the missing pieces (line, path,
	 * ...) which may make change the type as well.
	 */

	CmdFrame *ctxPtr = TclStackAlloc(interp, sizeof(CmdFrame));
	int pc = 0;

	*ctxPtr = *invoker;
	if (invoker->type == TCL_LOCATION_BC) {
	    /*
	     * Note: Type BC => ctx.data.eval.path    is not used.
	     *			ctx.data.tebc.codePtr is used instead.
................................................................................
     * The map first contain full per-word line information for use by the
     * compiler. This is later replaced by a reduced form which signals
     * non-literal words, stored in 'wlines'.
     */

    EnterCmdWordData(eclPtr, parsePtr->commandStart - envPtr->source,
	    parsePtr->tokenPtr, parsePtr->commandStart,
	    parsePtr->commandSize, parsePtr->numWords, cmdLine,
	    clNext, &wlines, envPtr);
    wlineat = eclPtr->nuloc - 1;

    envPtr->line = eclPtr->loc[wlineat].line[0];
    envPtr->clNext = eclPtr->loc[wlineat].next[0];

    /* Do we know the command word? */
................................................................................

    if (numBytes > 0) {
      /*
       * Don't use system stack (size of Tcl_Parse is ca. 400 bytes), so
       * many nested compilations (body enclosed in body) can cause abnormal
       * program termination with a stack overflow exception, bug [fec0c17d39].
       */
      Tcl_Parse *parsePtr = ckalloc(sizeof(Tcl_Parse));

      do {
	const char *next;

	if (TCL_OK != Tcl_ParseCommand(interp, p, numBytes, 0, parsePtr)) {
	    /*
	     * Compile bytecodes to report the parsePtr error at runtime.
................................................................................
	    isLiteral = 0;
	    break;
	}
    }

    if (isLiteral) {
	maxNumCL = NUM_STATIC_POS;
	clPosition = ckalloc(maxNumCL * sizeof(int));
    }

    adjust = 0;
    Tcl_DStringInit(&textBuffer);
    numObjsToConcat = 0;
    for ( ;  count > 0;  count--, tokenPtr++) {
	switch (tokenPtr->type) {
................................................................................
	    if ((length == 1) && (buffer[0] == ' ') &&
		(tokenPtr->start[1] == '\n')) {
		if (isLiteral) {
		    int clPos = Tcl_DStringLength(&textBuffer);

		    if (numCL >= maxNumCL) {
			maxNumCL *= 2;
			clPosition = ckrealloc(clPosition,
                                maxNumCL * sizeof(int));
		    }
		    clPosition[numCL] = clPos;
		    numCL ++;
		}
		adjust++;
	    }
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int i;


    tokenPtr = parsePtr->tokenPtr;
    for (i = 1; i < parsePtr->numWords; i++) {
	tokenPtr = tokenPtr + tokenPtr->numComponents + 1;

	if (tokenPtr->type != TCL_TOKEN_SIMPLE_WORD) {
	    CompileTokens(envPtr, tokenPtr, interp);
................................................................................

    if (envPtr->iPtr->varFramePtr != NULL) {
	namespacePtr = envPtr->iPtr->varFramePtr->nsPtr;
    } else {
	namespacePtr = envPtr->iPtr->globalNsPtr;
    }

    p = ckalloc(structureSize);
    codePtr = (ByteCode *) p;
    codePtr->interpHandle = TclHandlePreserve(iPtr->handle);
    codePtr->compileEpoch = iPtr->compileEpoch;
    codePtr->nsPtr = namespacePtr;
    codePtr->nsEpoch = namespacePtr->resolverEpoch;
    codePtr->refCount = 0;
    TclPreserveByteCode(codePtr);
................................................................................

    /*
     * Create a new variable if appropriate.
     */

    if (create || (name == NULL)) {
	localVar = procPtr->numCompiledLocals;
	localPtr = ckalloc(offsetof(CompiledLocal, name) + nameBytes + 1);
	if (procPtr->firstLocalPtr == NULL) {
	    procPtr->firstLocalPtr = procPtr->lastLocalPtr = localPtr;
	} else {
	    procPtr->lastLocalPtr->nextPtr = localPtr;
	    procPtr->lastLocalPtr = localPtr;
	}
	localPtr->nextPtr = NULL;
................................................................................
 */

void
TclExpandCodeArray(
    void *envArgPtr)		/* Points to the CompileEnv whose code array
				 * must be enlarged. */
{
    CompileEnv *envPtr = envArgPtr;
				/* The CompileEnv containing the code array to
				 * be doubled in size. */

    /*
     * envPtr->codeNext is equal to envPtr->codeEnd. The currently defined
     * code bytes are stored between envPtr->codeStart and envPtr->codeNext-1
     * [inclusive].
     */

    size_t currBytes = envPtr->codeNext - envPtr->codeStart;
    size_t newBytes = 2 * (envPtr->codeEnd - envPtr->codeStart);

    if (envPtr->mallocedCodeArray) {
	envPtr->codeStart = ckrealloc(envPtr->codeStart, newBytes);
    } else {
	/*
	 * envPtr->codeStart isn't a ckalloc'd pointer, so we must code a
	 * ckrealloc equivalent for ourselves.
	 */

	unsigned char *newPtr = ckalloc(newBytes);

	memcpy(newPtr, envPtr->codeStart, currBytes);
	envPtr->codeStart = newPtr;
	envPtr->mallocedCodeArray = 1;
    }

    envPtr->codeNext = envPtr->codeStart + currBytes;
................................................................................

	size_t currElems = envPtr->cmdMapEnd;
	size_t newElems = 2 * currElems;
	size_t currBytes = currElems * sizeof(CmdLocation);
	size_t newBytes = newElems * sizeof(CmdLocation);

	if (envPtr->mallocedCmdMap) {
	    envPtr->cmdMapPtr = ckrealloc(envPtr->cmdMapPtr, newBytes);
	} else {
	    /*
	     * envPtr->cmdMapPtr isn't a ckalloc'd pointer, so we must code a
	     * ckrealloc equivalent for ourselves.
	     */

	    CmdLocation *newPtr = ckalloc(newBytes);

	    memcpy(newPtr, envPtr->cmdMapPtr, currBytes);
	    envPtr->cmdMapPtr = newPtr;
	    envPtr->mallocedCmdMap = 1;
	}
	envPtr->cmdMapEnd = newElems;
    }
................................................................................
EnterCmdWordData(
    ExtCmdLoc *eclPtr,		/* Points to the map environment structure in
				 * which to enter command location
				 * information. */
    int srcOffset,		/* Offset of first char of the command. */
    Tcl_Token *tokenPtr,
    const char *cmd,
    int len,
    int numWords,
    int line,
    int *clNext,
    int **wlines,
    CompileEnv *envPtr)
{
    ECL *ePtr;
................................................................................
	 * to eclPtr->loc[eclPtr->nuloc-1] (inclusive).
	 */

	size_t currElems = eclPtr->nloc;
	size_t newElems = (currElems ? 2*currElems : 1);
	size_t newBytes = newElems * sizeof(ECL);

	eclPtr->loc = ckrealloc(eclPtr->loc, newBytes);
	eclPtr->nloc = newElems;
    }

    ePtr = &eclPtr->loc[eclPtr->nuloc];
    ePtr->srcOffset = srcOffset;
    ePtr->line = ckalloc(numWords * sizeof(int));
    ePtr->next = ckalloc(numWords * sizeof(int *));
    ePtr->nline = numWords;
    wwlines = ckalloc(numWords * sizeof(int));

    last = cmd;
    wordLine = line;
    wordNext = clNext;
    for (wordIdx=0 ; wordIdx<numWords;
	    wordIdx++, tokenPtr += tokenPtr->numComponents + 1) {
	TclAdvanceLines(&wordLine, last, tokenPtr->start);
................................................................................
	size_t currBytes2 = envPtr->exceptArrayNext * sizeof(ExceptionAux);
	int newElems = 2*envPtr->exceptArrayEnd;
	size_t newBytes = newElems * sizeof(ExceptionRange);
	size_t newBytes2 = newElems * sizeof(ExceptionAux);

	if (envPtr->mallocedExceptArray) {
	    envPtr->exceptArrayPtr =
		    ckrealloc(envPtr->exceptArrayPtr, newBytes);
	    envPtr->exceptAuxArrayPtr =
		    ckrealloc(envPtr->exceptAuxArrayPtr, newBytes2);
	} else {
	    /*
	     * envPtr->exceptArrayPtr isn't a ckalloc'd pointer, so we must
	     * code a ckrealloc equivalent for ourselves.
	     */

	    ExceptionRange *newPtr = ckalloc(newBytes);
	    ExceptionAux *newPtr2 = ckalloc(newBytes2);

	    memcpy(newPtr, envPtr->exceptArrayPtr, currBytes);
	    memcpy(newPtr2, envPtr->exceptAuxArrayPtr, currBytes2);
	    envPtr->exceptArrayPtr = newPtr;
	    envPtr->exceptAuxArrayPtr = newPtr2;
	    envPtr->mallocedExceptArray = 1;
	}
................................................................................
	Tcl_Panic("trying to add 'break' fixup to full exception range");
    }

    if (++auxPtr->numBreakTargets > auxPtr->allocBreakTargets) {
	auxPtr->allocBreakTargets *= 2;
	auxPtr->allocBreakTargets += 2;
	if (auxPtr->breakTargets) {
	    auxPtr->breakTargets = ckrealloc(auxPtr->breakTargets,
		    sizeof(int) * auxPtr->allocBreakTargets);
	} else {
	    auxPtr->breakTargets =
		    ckalloc(sizeof(int) * auxPtr->allocBreakTargets);
	}
    }
    auxPtr->breakTargets[auxPtr->numBreakTargets - 1] = CurrentOffset(envPtr);
    TclEmitInstInt4(INST_JUMP4, 0, envPtr);
}

void
................................................................................
	Tcl_Panic("trying to add 'continue' fixup to full exception range");
    }

    if (++auxPtr->numContinueTargets > auxPtr->allocContinueTargets) {
	auxPtr->allocContinueTargets *= 2;
	auxPtr->allocContinueTargets += 2;
	if (auxPtr->continueTargets) {
	    auxPtr->continueTargets = ckrealloc(auxPtr->continueTargets,
		    sizeof(int) * auxPtr->allocContinueTargets);
	} else {
	    auxPtr->continueTargets =
		    ckalloc(sizeof(int) * auxPtr->allocContinueTargets);
	}
    }
    auxPtr->continueTargets[auxPtr->numContinueTargets - 1] =
	    CurrentOffset(envPtr);
    TclEmitInstInt4(INST_JUMP4, 0, envPtr);
}
 
................................................................................

	size_t currBytes = envPtr->auxDataArrayNext * sizeof(AuxData);
	int newElems = 2*envPtr->auxDataArrayEnd;
	size_t newBytes = newElems * sizeof(AuxData);

	if (envPtr->mallocedAuxDataArray) {
	    envPtr->auxDataArrayPtr =
		    ckrealloc(envPtr->auxDataArrayPtr, newBytes);
	} else {
	    /*
	     * envPtr->auxDataArrayPtr isn't a ckalloc'd pointer, so we must
	     * code a ckrealloc equivalent for ourselves.
	     */

	    AuxData *newPtr = ckalloc(newBytes);

	    memcpy(newPtr, envPtr->auxDataArrayPtr, currBytes);
	    envPtr->auxDataArrayPtr = newPtr;
	    envPtr->mallocedAuxDataArray = 1;
	}
	envPtr->auxDataArrayEnd = newElems;
    }
................................................................................
     */

    size_t currBytes = fixupArrayPtr->next * sizeof(JumpFixup);
    int newElems = 2*(fixupArrayPtr->end + 1);
    size_t newBytes = newElems * sizeof(JumpFixup);

    if (fixupArrayPtr->mallocedArray) {
	fixupArrayPtr->fixup = ckrealloc(fixupArrayPtr->fixup, newBytes);
    } else {
	/*
	 * fixupArrayPtr->fixup isn't a ckalloc'd pointer, so we must code a
	 * ckrealloc equivalent for ourselves.
	 */

	JumpFixup *newPtr = ckalloc(newBytes);

	memcpy(newPtr, fixupArrayPtr->fixup, currBytes);
	fixupArrayPtr->fixup = newPtr;
	fixupArrayPtr->mallocedArray = 1;
    }
    fixupArrayPtr->end = newElems;
}






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static void		StartExpanding(CompileEnv *envPtr);

/*
 * TIP #280: Helper for building the per-word line information of all compiled
 * commands.
 */
static void		EnterCmdWordData(ExtCmdLoc *eclPtr, int srcOffset,
			    Tcl_Token *tokenPtr, const char *cmd,
			    int numWords, int line, int *clNext, int **lines,
			    CompileEnv *envPtr);
static void		ReleaseCmdWordData(ExtCmdLoc *eclPtr);

/*
 * The structure below defines the bytecode Tcl object type by means of
 * procedures that can be invoked by generic object code.
................................................................................
 */

static void
DupByteCodeInternalRep(
    Tcl_Obj *srcPtr,		/* Object with internal rep to copy. */
    Tcl_Obj *copyPtr)		/* Object with internal rep to set. */
{
    (void)srcPtr;
    (void)copyPtr;
    return;
}
 
/*
 *----------------------------------------------------------------------
 *
 * FreeByteCodeInternalRep --
................................................................................
     */

    if (iPtr) {
	Tcl_HashEntry *hePtr = Tcl_FindHashEntry(iPtr->lineBCPtr,
		(char *) codePtr);

	if (hePtr) {
	    ReleaseCmdWordData((ExtCmdLoc *)Tcl_GetHashValue(hePtr));
	    Tcl_DeleteHashEntry(hePtr);
	}
    }

    if (codePtr->localCachePtr && (--codePtr->localCachePtr->refCount == 0)) {
	TclFreeLocalCache(interp, codePtr->localCachePtr);
    }
................................................................................
 *	piece of bytecode. Idempotent.
 *
 * ---------------------------------------------------------------------
 */

static int
IsCompactibleCompileEnv(
    Tcl_Interp *dummy,
    CompileEnv *envPtr)
{
    unsigned char *pc;
    int size;
    (void)dummy;

    /*
     * Special: procedures in the '::tcl' namespace (or its children) are
     * considered to be well-behaved and so can have compaction applied even
     * if it would otherwise be invalid.
     */

................................................................................
     * the context invoking the byte code compiler. This structure is used to
     * keep the per-word line information for all compiled commands.
     *
     * See also tclBasic.c, TclEvalObjEx, for the equivalent code in the
     * non-compiling evaluator
     */

    envPtr->extCmdMapPtr = (ExtCmdLoc *)ckalloc(sizeof(ExtCmdLoc));
    envPtr->extCmdMapPtr->loc = NULL;
    envPtr->extCmdMapPtr->nloc = 0;
    envPtr->extCmdMapPtr->nuloc = 0;
    envPtr->extCmdMapPtr->path = NULL;

    if (invoker == NULL) {
	/*
................................................................................
	/*
	 * Initialize the compiler using the context, making counting absolute
	 * to that context. Note that the context can be byte code execution.
	 * In that case we have to fill out the missing pieces (line, path,
	 * ...) which may make change the type as well.
	 */

	CmdFrame *ctxPtr = (CmdFrame *)TclStackAlloc(interp, sizeof(CmdFrame));
	int pc = 0;

	*ctxPtr = *invoker;
	if (invoker->type == TCL_LOCATION_BC) {
	    /*
	     * Note: Type BC => ctx.data.eval.path    is not used.
	     *			ctx.data.tebc.codePtr is used instead.
................................................................................
     * The map first contain full per-word line information for use by the
     * compiler. This is later replaced by a reduced form which signals
     * non-literal words, stored in 'wlines'.
     */

    EnterCmdWordData(eclPtr, parsePtr->commandStart - envPtr->source,
	    parsePtr->tokenPtr, parsePtr->commandStart,
	    parsePtr->numWords, cmdLine,
	    clNext, &wlines, envPtr);
    wlineat = eclPtr->nuloc - 1;

    envPtr->line = eclPtr->loc[wlineat].line[0];
    envPtr->clNext = eclPtr->loc[wlineat].next[0];

    /* Do we know the command word? */
................................................................................

    if (numBytes > 0) {
      /*
       * Don't use system stack (size of Tcl_Parse is ca. 400 bytes), so
       * many nested compilations (body enclosed in body) can cause abnormal
       * program termination with a stack overflow exception, bug [fec0c17d39].
       */
      Tcl_Parse *parsePtr = (Tcl_Parse *)ckalloc(sizeof(Tcl_Parse));

      do {
	const char *next;

	if (TCL_OK != Tcl_ParseCommand(interp, p, numBytes, 0, parsePtr)) {
	    /*
	     * Compile bytecodes to report the parsePtr error at runtime.
................................................................................
	    isLiteral = 0;
	    break;
	}
    }

    if (isLiteral) {
	maxNumCL = NUM_STATIC_POS;
	clPosition = (int *)ckalloc(maxNumCL * sizeof(int));
    }

    adjust = 0;
    Tcl_DStringInit(&textBuffer);
    numObjsToConcat = 0;
    for ( ;  count > 0;  count--, tokenPtr++) {
	switch (tokenPtr->type) {
................................................................................
	    if ((length == 1) && (buffer[0] == ' ') &&
		(tokenPtr->start[1] == '\n')) {
		if (isLiteral) {
		    int clPos = Tcl_DStringLength(&textBuffer);

		    if (numCL >= maxNumCL) {
			maxNumCL *= 2;
			clPosition = (int *)ckrealloc(clPosition,
                                maxNumCL * sizeof(int));
		    }
		    clPosition[numCL] = clPos;
		    numCL ++;
		}
		adjust++;
	    }
................................................................................
				 * created by Tcl_ParseCommand. */
    Command *cmdPtr,		/* Points to defintion of command being
				 * compiled. */
    CompileEnv *envPtr)		/* Holds resulting instructions. */
{
    Tcl_Token *tokenPtr;
    int i;
    (void)cmdPtr;

    tokenPtr = parsePtr->tokenPtr;
    for (i = 1; i < parsePtr->numWords; i++) {
	tokenPtr = tokenPtr + tokenPtr->numComponents + 1;

	if (tokenPtr->type != TCL_TOKEN_SIMPLE_WORD) {
	    CompileTokens(envPtr, tokenPtr, interp);
................................................................................

    if (envPtr->iPtr->varFramePtr != NULL) {
	namespacePtr = envPtr->iPtr->varFramePtr->nsPtr;
    } else {
	namespacePtr = envPtr->iPtr->globalNsPtr;
    }

    p = (unsigned char *)ckalloc(structureSize);
    codePtr = (ByteCode *) p;
    codePtr->interpHandle = TclHandlePreserve(iPtr->handle);
    codePtr->compileEpoch = iPtr->compileEpoch;
    codePtr->nsPtr = namespacePtr;
    codePtr->nsEpoch = namespacePtr->resolverEpoch;
    codePtr->refCount = 0;
    TclPreserveByteCode(codePtr);
................................................................................

    /*
     * Create a new variable if appropriate.
     */

    if (create || (name == NULL)) {
	localVar = procPtr->numCompiledLocals;
	localPtr = (CompiledLocal *)ckalloc(offsetof(CompiledLocal, name) + nameBytes + 1);
	if (procPtr->firstLocalPtr == NULL) {
	    procPtr->firstLocalPtr = procPtr->lastLocalPtr = localPtr;
	} else {
	    procPtr->lastLocalPtr->nextPtr = localPtr;
	    procPtr->lastLocalPtr = localPtr;
	}
	localPtr->nextPtr = NULL;
................................................................................
 */

void
TclExpandCodeArray(
    void *envArgPtr)		/* Points to the CompileEnv whose code array
				 * must be enlarged. */
{
    CompileEnv *envPtr = (CompileEnv *)envArgPtr;
				/* The CompileEnv containing the code array to
				 * be doubled in size. */

    /*
     * envPtr->codeNext is equal to envPtr->codeEnd. The currently defined
     * code bytes are stored between envPtr->codeStart and envPtr->codeNext-1
     * [inclusive].
     */

    size_t currBytes = envPtr->codeNext - envPtr->codeStart;
    size_t newBytes = 2 * (envPtr->codeEnd - envPtr->codeStart);

    if (envPtr->mallocedCodeArray) {
	envPtr->codeStart = (unsigned char *)ckrealloc(envPtr->codeStart, newBytes);
    } else {
	/*
	 * envPtr->codeStart isn't a ckalloc'd pointer, so we must code a
	 * ckrealloc equivalent for ourselves.
	 */

	unsigned char *newPtr = (unsigned char *)ckalloc(newBytes);

	memcpy(newPtr, envPtr->codeStart, currBytes);
	envPtr->codeStart = newPtr;
	envPtr->mallocedCodeArray = 1;
    }

    envPtr->codeNext = envPtr->codeStart + currBytes;
................................................................................

	size_t currElems = envPtr->cmdMapEnd;
	size_t newElems = 2 * currElems;
	size_t currBytes = currElems * sizeof(CmdLocation);
	size_t newBytes = newElems * sizeof(CmdLocation);

	if (envPtr->mallocedCmdMap) {
	    envPtr->cmdMapPtr = (CmdLocation *)ckrealloc(envPtr->cmdMapPtr, newBytes);
	} else {
	    /*
	     * envPtr->cmdMapPtr isn't a ckalloc'd pointer, so we must code a
	     * ckrealloc equivalent for ourselves.
	     */

	    CmdLocation *newPtr = (CmdLocation *)ckalloc(newBytes);

	    memcpy(newPtr, envPtr->cmdMapPtr, currBytes);
	    envPtr->cmdMapPtr = newPtr;
	    envPtr->mallocedCmdMap = 1;
	}
	envPtr->cmdMapEnd = newElems;
    }
................................................................................
EnterCmdWordData(
    ExtCmdLoc *eclPtr,		/* Points to the map environment structure in
				 * which to enter command location
				 * information. */
    int srcOffset,		/* Offset of first char of the command. */
    Tcl_Token *tokenPtr,
    const char *cmd,

    int numWords,
    int line,
    int *clNext,
    int **wlines,
    CompileEnv *envPtr)
{
    ECL *ePtr;
................................................................................
	 * to eclPtr->loc[eclPtr->nuloc-1] (inclusive).
	 */

	size_t currElems = eclPtr->nloc;
	size_t newElems = (currElems ? 2*currElems : 1);
	size_t newBytes = newElems * sizeof(ECL);

	eclPtr->loc = (ECL *)ckrealloc(eclPtr->loc, newBytes);
	eclPtr->nloc = newElems;
    }

    ePtr = &eclPtr->loc[eclPtr->nuloc];
    ePtr->srcOffset = srcOffset;
    ePtr->line = (int *)ckalloc(numWords * sizeof(int));
    ePtr->next = (int **)ckalloc(numWords * sizeof(int *));
    ePtr->nline = numWords;
    wwlines = (int *)ckalloc(numWords * sizeof(int));

    last = cmd;
    wordLine = line;
    wordNext = clNext;
    for (wordIdx=0 ; wordIdx<numWords;
	    wordIdx++, tokenPtr += tokenPtr->numComponents + 1) {
	TclAdvanceLines(&wordLine, last, tokenPtr->start);
................................................................................
	size_t currBytes2 = envPtr->exceptArrayNext * sizeof(ExceptionAux);
	int newElems = 2*envPtr->exceptArrayEnd;
	size_t newBytes = newElems * sizeof(ExceptionRange);
	size_t newBytes2 = newElems * sizeof(ExceptionAux);

	if (envPtr->mallocedExceptArray) {
	    envPtr->exceptArrayPtr =
		    (ExceptionRange *)ckrealloc(envPtr->exceptArrayPtr, newBytes);
	    envPtr->exceptAuxArrayPtr =
		    (ExceptionAux *)ckrealloc(envPtr->exceptAuxArrayPtr, newBytes2);
	} else {
	    /*
	     * envPtr->exceptArrayPtr isn't a ckalloc'd pointer, so we must
	     * code a ckrealloc equivalent for ourselves.
	     */

	    ExceptionRange *newPtr = (ExceptionRange *)ckalloc(newBytes);
	    ExceptionAux *newPtr2 = (ExceptionAux *)ckalloc(newBytes2);

	    memcpy(newPtr, envPtr->exceptArrayPtr, currBytes);
	    memcpy(newPtr2, envPtr->exceptAuxArrayPtr, currBytes2);
	    envPtr->exceptArrayPtr = newPtr;
	    envPtr->exceptAuxArrayPtr = newPtr2;
	    envPtr->mallocedExceptArray = 1;
	}
................................................................................
	Tcl_Panic("trying to add 'break' fixup to full exception range");
    }

    if (++auxPtr->numBreakTargets > auxPtr->allocBreakTargets) {
	auxPtr->allocBreakTargets *= 2;
	auxPtr->allocBreakTargets += 2;
	if (auxPtr->breakTargets) {
	    auxPtr->breakTargets = (unsigned int *)ckrealloc(auxPtr->breakTargets,
		    sizeof(int) * auxPtr->allocBreakTargets);
	} else {
	    auxPtr->breakTargets =
		    (unsigned int *)ckalloc(sizeof(int) * auxPtr->allocBreakTargets);
	}
    }
    auxPtr->breakTargets[auxPtr->numBreakTargets - 1] = CurrentOffset(envPtr);
    TclEmitInstInt4(INST_JUMP4, 0, envPtr);
}

void
................................................................................
	Tcl_Panic("trying to add 'continue' fixup to full exception range");
    }

    if (++auxPtr->numContinueTargets > auxPtr->allocContinueTargets) {
	auxPtr->allocContinueTargets *= 2;
	auxPtr->allocContinueTargets += 2;
	if (auxPtr->continueTargets) {
	    auxPtr->continueTargets = (unsigned int *)ckrealloc(auxPtr->continueTargets,
		    sizeof(int) * auxPtr->allocContinueTargets);
	} else {
	    auxPtr->continueTargets =
		    (unsigned int *)ckalloc(sizeof(int) * auxPtr->allocContinueTargets);
	}
    }
    auxPtr->continueTargets[auxPtr->numContinueTargets - 1] =
	    CurrentOffset(envPtr);
    TclEmitInstInt4(INST_JUMP4, 0, envPtr);
}
 
................................................................................

	size_t currBytes = envPtr->auxDataArrayNext * sizeof(AuxData);
	int newElems = 2*envPtr->auxDataArrayEnd;
	size_t newBytes = newElems * sizeof(AuxData);

	if (envPtr->mallocedAuxDataArray) {
	    envPtr->auxDataArrayPtr =
		    (AuxData *)ckrealloc(envPtr->auxDataArrayPtr, newBytes);
	} else {
	    /*
	     * envPtr->auxDataArrayPtr isn't a ckalloc'd pointer, so we must
	     * code a ckrealloc equivalent for ourselves.
	     */

	    AuxData *newPtr = (AuxData *)ckalloc(newBytes);

	    memcpy(newPtr, envPtr->auxDataArrayPtr, currBytes);
	    envPtr->auxDataArrayPtr = newPtr;
	    envPtr->mallocedAuxDataArray = 1;
	}
	envPtr->auxDataArrayEnd = newElems;
    }
................................................................................
     */

    size_t currBytes = fixupArrayPtr->next * sizeof(JumpFixup);
    int newElems = 2*(fixupArrayPtr->end + 1);
    size_t newBytes = newElems * sizeof(JumpFixup);

    if (fixupArrayPtr->mallocedArray) {
	fixupArrayPtr->fixup = (JumpFixup *)ckrealloc(fixupArrayPtr->fixup, newBytes);
    } else {
	/*
	 * fixupArrayPtr->fixup isn't a ckalloc'd pointer, so we must code a
	 * ckrealloc equivalent for ourselves.
	 */

	JumpFixup *newPtr = (JumpFixup *)ckalloc(newBytes);

	memcpy(newPtr, fixupArrayPtr->fixup, currBytes);
	fixupArrayPtr->fixup = newPtr;
	fixupArrayPtr->mallocedArray = 1;
    }
    fixupArrayPtr->end = newElems;
}

Changes to generic/tclConfig.c.

75
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397

398
399
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401
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404
405
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407
408
    const Tcl_Config *configuration,	/* Embedded configuration. */
    const char *valEncoding)	/* Name of the encoding used to store the
				 * configuration values, ASCII, thus UTF-8. */
{
    Tcl_Obj *pDB, *pkgDict;
    Tcl_DString cmdName;
    const Tcl_Config *cfg;
    QCCD *cdPtr = ckalloc(sizeof(QCCD));

    cdPtr->interp = interp;
    if (valEncoding) {
	cdPtr->encoding = ckalloc(strlen(valEncoding)+1);
	strcpy(cdPtr->encoding, valEncoding);
    } else {
	cdPtr->encoding = NULL;
    }
    cdPtr->pkg = Tcl_NewStringObj(pkgName, -1);

    /*
................................................................................
static int
QueryConfigObjCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    struct Tcl_Obj *const *objv)
{
    QCCD *cdPtr = clientData;
    Tcl_Obj *pkgName = cdPtr->pkg;
    Tcl_Obj *pDB, *pkgDict, *val, *listPtr;
    int n, index;
    static const char *const subcmdStrings[] = {
	"get", "list", NULL
    };
    enum subcmds {
................................................................................
 *-------------------------------------------------------------------------
 */

static void
QueryConfigDelete(
    ClientData clientData)
{
    QCCD *cdPtr = clientData;
    Tcl_Obj *pkgName = cdPtr->pkg;
    Tcl_Obj *pDB = GetConfigDict(cdPtr->interp);

    Tcl_DictObjRemove(NULL, pDB, pkgName);
    Tcl_DecrRefCount(pkgName);
    if (cdPtr->encoding) {
	ckfree(cdPtr->encoding);
................................................................................
 *-------------------------------------------------------------------------
 */

static Tcl_Obj *
GetConfigDict(
    Tcl_Interp *interp)
{
    Tcl_Obj *pDB = Tcl_GetAssocData(interp, ASSOC_KEY, NULL);

    if (pDB == NULL) {
	pDB = Tcl_NewDictObj();
	Tcl_IncrRefCount(pDB);
	Tcl_SetAssocData(interp, ASSOC_KEY, ConfigDictDeleteProc, pDB);
    }

................................................................................
 *
 *----------------------------------------------------------------------
 */

static void
ConfigDictDeleteProc(
    ClientData clientData,	/* Pointer to Tcl_Obj. */
    Tcl_Interp *interp)		/* Interpreter being deleted. */
{
    Tcl_Obj *pDB = clientData;


    Tcl_DecrRefCount(pDB);
}
 
/*
 * Local Variables:
 * mode: c
 * c-basic-offset: 4
 * fill-column: 78
 * End:
 */






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>











75
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409
    const Tcl_Config *configuration,	/* Embedded configuration. */
    const char *valEncoding)	/* Name of the encoding used to store the
				 * configuration values, ASCII, thus UTF-8. */
{
    Tcl_Obj *pDB, *pkgDict;
    Tcl_DString cmdName;
    const Tcl_Config *cfg;
    QCCD *cdPtr = (QCCD *)ckalloc(sizeof(QCCD));

    cdPtr->interp = interp;
    if (valEncoding) {
	cdPtr->encoding = (char *)ckalloc(strlen(valEncoding)+1);
	strcpy(cdPtr->encoding, valEncoding);
    } else {
	cdPtr->encoding = NULL;
    }
    cdPtr->pkg = Tcl_NewStringObj(pkgName, -1);

    /*
................................................................................
static int
QueryConfigObjCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    struct Tcl_Obj *const *objv)
{
    QCCD *cdPtr = (QCCD *)clientData;
    Tcl_Obj *pkgName = cdPtr->pkg;
    Tcl_Obj *pDB, *pkgDict, *val, *listPtr;
    int n, index;
    static const char *const subcmdStrings[] = {
	"get", "list", NULL
    };
    enum subcmds {
................................................................................
 *-------------------------------------------------------------------------
 */

static void
QueryConfigDelete(
    ClientData clientData)
{
    QCCD *cdPtr = (QCCD *)clientData;
    Tcl_Obj *pkgName = cdPtr->pkg;
    Tcl_Obj *pDB = GetConfigDict(cdPtr->interp);

    Tcl_DictObjRemove(NULL, pDB, pkgName);
    Tcl_DecrRefCount(pkgName);
    if (cdPtr->encoding) {
	ckfree(cdPtr->encoding);
................................................................................
 *-------------------------------------------------------------------------
 */

static Tcl_Obj *
GetConfigDict(
    Tcl_Interp *interp)
{
    Tcl_Obj *pDB = (Tcl_Obj *)Tcl_GetAssocData(interp, ASSOC_KEY, NULL);

    if (pDB == NULL) {
	pDB = Tcl_NewDictObj();
	Tcl_IncrRefCount(pDB);
	Tcl_SetAssocData(interp, ASSOC_KEY, ConfigDictDeleteProc, pDB);
    }

................................................................................
 *
 *----------------------------------------------------------------------
 */

static void
ConfigDictDeleteProc(
    ClientData clientData,	/* Pointer to Tcl_Obj. */
    Tcl_Interp *dummy)		/* Interpreter being deleted. */
{
    Tcl_Obj *pDB = (Tcl_Obj *)clientData;
    (void)dummy;

    Tcl_DecrRefCount(pDB);
}
 
/*
 * Local Variables:
 * mode: c
 * c-basic-offset: 4
 * fill-column: 78
 * End:
 */

Changes to generic/tclDate.c.

2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
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2757
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2763
....
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
	    }
	} while (Count > 0);
    }
}

int
TclClockOldscanObjCmd(
    void *clientData,	/* Unused */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Count of paraneters */
    Tcl_Obj *const *objv)	/* Parameters */
{
    Tcl_Obj *result, *resultElement;
    int yr, mo, da;
    DateInfo dateInfo;
    DateInfo* info = &dateInfo;
    int status;


    if (objc != 5) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"stringToParse baseYear baseMonth baseDay" );
	return TCL_ERROR;
    }

................................................................................
	Tcl_ListObjAppendElement(interp, resultElement,
		Tcl_NewIntObj((int) yyDay));
    }
    Tcl_ListObjAppendElement(interp, result, resultElement);

    if (yyHaveTime) {
	Tcl_ListObjAppendElement(interp, result, Tcl_NewIntObj((int)
		ToSeconds(yyHour, yyMinutes, yySeconds, yyMeridian)));
    } else {
	Tcl_ListObjAppendElement(interp, result, Tcl_NewObj());
    }

    resultElement = Tcl_NewObj();
    if (yyHaveZone) {
	Tcl_ListObjAppendElement(interp, resultElement,






|









>







 







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2740
2741
2742
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2746
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2764
....
2855
2856
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2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
	    }
	} while (Count > 0);
    }
}

int
TclClockOldscanObjCmd(
    void *dummy,	/* Unused */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Count of paraneters */
    Tcl_Obj *const *objv)	/* Parameters */
{
    Tcl_Obj *result, *resultElement;
    int yr, mo, da;
    DateInfo dateInfo;
    DateInfo* info = &dateInfo;
    int status;
    (void)dummy;

    if (objc != 5) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"stringToParse baseYear baseMonth baseDay" );
	return TCL_ERROR;
    }

................................................................................
	Tcl_ListObjAppendElement(interp, resultElement,
		Tcl_NewIntObj((int) yyDay));
    }
    Tcl_ListObjAppendElement(interp, result, resultElement);

    if (yyHaveTime) {
	Tcl_ListObjAppendElement(interp, result, Tcl_NewIntObj((int)
		ToSeconds(yyHour, yyMinutes, yySeconds, (MERIDIAN)yyMeridian)));
    } else {
	Tcl_ListObjAppendElement(interp, result, Tcl_NewObj());
    }

    resultElement = Tcl_NewObj();
    if (yyHaveZone) {
	Tcl_ListObjAppendElement(interp, resultElement,

Changes to generic/tclDecls.h.

4054
4055
4056
4057
4058
4059
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4061
4062
4063
4064
4065
4066
4067
4068
4069
4070
4071
4072
4073
4074
4075
	} while(0)
#undef Tcl_DiscardResult
#define Tcl_DiscardResult(statePtr) \
	Tcl_DecrRefCount((statePtr)->objResultPtr)
#undef Tcl_SetResult
#define Tcl_SetResult(interp, result, freeProc) \
	do { \
	    char *__result = result; \
	    Tcl_FreeProc *__freeProc = freeProc; \
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(__result, -1)); \
	    if (__result != NULL && __freeProc != NULL && __freeProc != TCL_VOLATILE) { \
		if (__freeProc == TCL_DYNAMIC) { \
		    ckfree(__result); \
		} else { \
		    (*__freeProc)(__result); \
		} \
	    } \
	} while(0)
#endif /* TCL_NO_DEPRECATED */

#if defined(USE_TCL_STUBS) && !defined(USE_TCL_STUB_PROCS)
#   if defined(__CYGWIN__) && defined(TCL_WIDE_INT_IS_LONG)






|




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|







4054
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4068
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4070
4071
4072
4073
4074
4075
	} while(0)
#undef Tcl_DiscardResult
#define Tcl_DiscardResult(statePtr) \
	Tcl_DecrRefCount((statePtr)->objResultPtr)
#undef Tcl_SetResult
#define Tcl_SetResult(interp, result, freeProc) \
	do { \
	    const char *__result = result; \
	    Tcl_FreeProc *__freeProc = freeProc; \
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(__result, -1)); \
	    if (__result != NULL && __freeProc != NULL && __freeProc != TCL_VOLATILE) { \
		if (__freeProc == TCL_DYNAMIC) { \
		    ckfree((char *)__result); \
		} else { \
		    (*__freeProc)((char *)__result); \
		} \
	    } \
	} while(0)
#endif /* TCL_NO_DEPRECATED */

#if defined(USE_TCL_STUBS) && !defined(USE_TCL_STUB_PROCS)
#   if defined(__CYGWIN__) && defined(TCL_WIDE_INT_IS_LONG)

Changes to generic/tclDictObj.c.

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...
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....
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1031
....
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....
1224
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1234
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....
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....
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....
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....
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....
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....
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....
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....
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1907
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1913
....
1972
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1983
1984
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1987

1988
1989
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....
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....
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2083
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....
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2126
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....
2156
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2170
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2172
2173
2174
2175
2176
....
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289

2290
2291
2292
2293
2294
2295
2296
....
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376

2377
2378
2379
2380
2381
2382
2383
....
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481

2482
2483
2484
2485
2486
2487
2488
....
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
....
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
....
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675

2676
2677
2678
2679
2680
2681
2682
....
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
....
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
....
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885

2886
2887
2888
2889
2890
2891
2892
....
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945

2946
2947
2948
2949
2950
2951
2952
....
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
....
3008
3009
3010
3011
3012
3013
3014

3015
3016
3017
3018
3019
3020
3021
....
3284
3285
3286
3287
3288
3289
3290

3291
3292
3293
3294
3295
3296
3297
....
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
....
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447

3448
3449
3450
3451
3452
3453
3454
....
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
        Tcl_StoreIntRep((objPtr), &tclDictType, &ir);                   \
    } while (0)

#define DictGetIntRep(objPtr, dictRepPtr)				\
    do {                                                                \
        const Tcl_ObjIntRep *irPtr;                                     \
        irPtr = TclFetchIntRep((objPtr), &tclDictType);                \
        (dictRepPtr) = irPtr ? irPtr->twoPtrValue.ptr1 : NULL;          \
    } while (0)

/*
 * The type of the specially adapted version of the Tcl_Obj*-containing hash
 * table defined in the tclObj.c code. This version differs in that it
 * allocates a bit more space in each hash entry in order to hold the pointers
 * used to keep the hash entries in a linked list.
................................................................................
 */

static Tcl_HashEntry *
AllocChainEntry(
    Tcl_HashTable *tablePtr,
    void *keyPtr)
{
    Tcl_Obj *objPtr = keyPtr;
    ChainEntry *cPtr;


    cPtr = ckalloc(sizeof(ChainEntry));
    cPtr->entry.key.objPtr = objPtr;
    Tcl_IncrRefCount(objPtr);
    cPtr->entry.clientData = NULL;
    cPtr->prevPtr = cPtr->nextPtr = NULL;

    return &cPtr->entry;
}
................................................................................
static inline void
DeleteChainTable(
    Dict *dict)
{
    ChainEntry *cPtr;

    for (cPtr=dict->entryChainHead ; cPtr!=NULL ; cPtr=cPtr->nextPtr) {
	Tcl_Obj *valuePtr = Tcl_GetHashValue(&cPtr->entry);

	TclDecrRefCount(valuePtr);
    }
    Tcl_DeleteHashTable(&dict->table);
}

static inline Tcl_HashEntry *
................................................................................
{
    ChainEntry *cPtr = (ChainEntry *)
	    Tcl_FindHashEntry(&dict->table, keyPtr);

    if (cPtr == NULL) {
	return 0;
    } else {
	Tcl_Obj *valuePtr = Tcl_GetHashValue(&cPtr->entry);

	TclDecrRefCount(valuePtr);
    }

    /*
     * Unstitch from the chain.
     */
................................................................................
 */

static void
DupDictInternalRep(
    Tcl_Obj *srcPtr,
    Tcl_Obj *copyPtr)
{
    Dict *oldDict, *newDict = ckalloc(sizeof(Dict));
    ChainEntry *cPtr;

    DictGetIntRep(srcPtr, oldDict);

    /*
     * Copy values across from the old hash table.
     */

    InitChainTable(newDict);
    for (cPtr=oldDict->entryChainHead ; cPtr!=NULL ; cPtr=cPtr->nextPtr) {
	Tcl_Obj *key = Tcl_GetHashKey(&oldDict->table, &cPtr->entry);
	Tcl_Obj *valuePtr = Tcl_GetHashValue(&cPtr->entry);
	int n;
	Tcl_HashEntry *hPtr = CreateChainEntry(newDict, key, &n);

	/*
	 * Fill in the contents.
	 */

................................................................................
    /*
     * Pass 1: estimate space, gather flags.
     */

    if (numElems <= LOCAL_SIZE) {
	flagPtr = localFlags;
    } else {
	flagPtr = ckalloc(numElems);
    }
    for (i=0,cPtr=dict->entryChainHead; i<numElems; i+=2,cPtr=cPtr->nextPtr) {
	/*
	 * Assume that cPtr is never NULL since we know the number of array
	 * elements already.
	 */

	flagPtr[i] = ( i ? TCL_DONT_QUOTE_HASH : 0 );
	keyPtr = Tcl_GetHashKey(&dict->table, &cPtr->entry);
	elem = TclGetStringFromObj(keyPtr, &length);
	bytesNeeded += TclScanElement(elem, length, flagPtr+i);
	if (bytesNeeded < 0) {
	    Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX);
	}

	flagPtr[i+1] = TCL_DONT_QUOTE_HASH;
	valuePtr = Tcl_GetHashValue(&cPtr->entry);
	elem = TclGetStringFromObj(valuePtr, &length);
	bytesNeeded += TclScanElement(elem, length, flagPtr+i+1);
	if (bytesNeeded < 0) {
	    Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX);
	}
    }
    if (bytesNeeded > INT_MAX - numElems + 1) {
................................................................................
     * Pass 2: copy into string rep buffer.
     */

    dst = Tcl_InitStringRep(dictPtr, NULL, bytesNeeded - 1);
    TclOOM(dst, bytesNeeded);
    for (i=0,cPtr=dict->entryChainHead; i<numElems; i+=2,cPtr=cPtr->nextPtr) {
	flagPtr[i] |= ( i ? TCL_DONT_QUOTE_HASH : 0 );
	keyPtr = Tcl_GetHashKey(&dict->table, &cPtr->entry);
	elem = TclGetStringFromObj(keyPtr, &length);
	dst += TclConvertElement(elem, length, dst, flagPtr[i]);
	*dst++ = ' ';

	flagPtr[i+1] |= TCL_DONT_QUOTE_HASH;
	valuePtr = Tcl_GetHashValue(&cPtr->entry);
	elem = TclGetStringFromObj(valuePtr, &length);
	dst += TclConvertElement(elem, length, dst, flagPtr[i+1]);
	*dst++ = ' ';
    }
    (void)Tcl_InitStringRep(dictPtr, NULL, bytesNeeded - 1);

    if (flagPtr != localFlags) {
................................................................................
static int
SetDictFromAny(
    Tcl_Interp *interp,
    Tcl_Obj *objPtr)
{
    Tcl_HashEntry *hPtr;
    int isNew;
    Dict *dict = ckalloc(sizeof(Dict));

    InitChainTable(dict);

    /*
     * Since lists and dictionaries have very closely-related string
     * representations (i.e. the same parsing code) we can safely special-case
     * the conversion from lists to dictionaries.
................................................................................
	}

	for (i=0 ; i<objc ; i+=2) {

	    /* Store key and value in the hash table we're building. */
	    hPtr = CreateChainEntry(dict, objv[i], &isNew);
	    if (!isNew) {
		Tcl_Obj *discardedValue = Tcl_GetHashValue(hPtr);

		/*
		 * Not really a well-formed dictionary as there are duplicate
		 * keys, so better get the string rep here so that we can
		 * convert back.
		 */

................................................................................
		(void)Tcl_InitStringRep(valuePtr, NULL,
			TclCopyAndCollapse(elemSize, elemStart, dst));
	    }

	    /* Store key and value in the hash table we're building. */
	    hPtr = CreateChainEntry(dict, keyPtr, &isNew);
	    if (!isNew) {
		Tcl_Obj *discardedValue = Tcl_GetHashValue(hPtr);

		TclDecrRefCount(keyPtr);
		TclDecrRefCount(discardedValue);
	    }
	    Tcl_SetHashValue(hPtr, valuePtr);
	    Tcl_IncrRefCount(valuePtr); /* since hash now holds ref to it */
	}
................................................................................
	     */

	    hPtr = CreateChainEntry(dict, keyv[i], &isNew);
	    tmpObj = Tcl_NewDictObj();
	    Tcl_IncrRefCount(tmpObj);
	    Tcl_SetHashValue(hPtr, tmpObj);
	} else {
	    tmpObj = Tcl_GetHashValue(hPtr);

	    DictGetIntRep(tmpObj, newDict);

	    if (newDict == NULL) {
		if (SetDictFromAny(interp, tmpObj) != TCL_OK) {
		    return NULL;
		}
................................................................................
    TclInvalidateStringRep(dictPtr);
    hPtr = CreateChainEntry(dict, keyPtr, &isNew);
    dict->refCount++;
    TclFreeIntRep(dictPtr)
    DictSetIntRep(dictPtr, dict);
    Tcl_IncrRefCount(valuePtr);
    if (!isNew) {
	Tcl_Obj *oldValuePtr = Tcl_GetHashValue(hPtr);

	TclDecrRefCount(oldValuePtr);
    }
    Tcl_SetHashValue(hPtr, valuePtr);
    dict->epoch++;
    return TCL_OK;
}
................................................................................
	return TCL_ERROR;
    }

    hPtr = Tcl_FindHashEntry(&dict->table, keyPtr);
    if (hPtr == NULL) {
	*valuePtrPtr = NULL;
    } else {
	*valuePtrPtr = Tcl_GetHashValue(hPtr);
    }
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
    } else {
	*donePtr = 0;
	searchPtr->dictionaryPtr = (Tcl_Dict) dict;
	searchPtr->epoch = dict->epoch;
	searchPtr->next = cPtr->nextPtr;
	dict->refCount++;
	if (keyPtrPtr != NULL) {
	    *keyPtrPtr = Tcl_GetHashKey(&dict->table, &cPtr->entry);
	}
	if (valuePtrPtr != NULL) {
	    *valuePtrPtr = Tcl_GetHashValue(&cPtr->entry);
	}
    }
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
................................................................................
     * removed. This *shouldn't* happen, but...
     */

    if (((Dict *)searchPtr->dictionaryPtr)->epoch != searchPtr->epoch) {
	Tcl_Panic("concurrent dictionary modification and search");
    }

    cPtr = searchPtr->next;
    if (cPtr == NULL) {
	Tcl_DictObjDone(searchPtr);
	*donePtr = 1;
	return;
    }

    searchPtr->next = cPtr->nextPtr;
    *donePtr = 0;
    if (keyPtrPtr != NULL) {
	*keyPtrPtr = Tcl_GetHashKey(
		&((Dict *)searchPtr->dictionaryPtr)->table, &cPtr->entry);
    }
    if (valuePtrPtr != NULL) {
	*valuePtrPtr = Tcl_GetHashValue(&cPtr->entry);
    }
}
 
/*
 *----------------------------------------------------------------------
 *
 * Tcl_DictObjDone --
................................................................................
    }

    DictGetIntRep(dictPtr, dict);
    assert(dict != NULL);
    hPtr = CreateChainEntry(dict, keyv[keyc-1], &isNew);
    Tcl_IncrRefCount(valuePtr);
    if (!isNew) {
	Tcl_Obj *oldValuePtr = Tcl_GetHashValue(hPtr);

	TclDecrRefCount(oldValuePtr);
    }
    Tcl_SetHashValue(hPtr, valuePtr);
    InvalidateDictChain(dictPtr);

    return TCL_OK;
................................................................................
#else /* !TCL_MEM_DEBUG */

    Tcl_Obj *dictPtr;
    Dict *dict;

    TclNewObj(dictPtr);
    TclInvalidateStringRep(dictPtr);
    dict = ckalloc(sizeof(Dict));
    InitChainTable(dict);
    dict->epoch = 1;
    dict->chain = NULL;
    dict->refCount = 1;
    DictSetIntRep(dictPtr, dict);
    return dictPtr;
#endif
................................................................................
{
#ifdef TCL_MEM_DEBUG
    Tcl_Obj *dictPtr;
    Dict *dict;

    TclDbNewObj(dictPtr, file, line);
    TclInvalidateStringRep(dictPtr);
    dict = ckalloc(sizeof(Dict));
    InitChainTable(dict);
    dict->epoch = 1;
    dict->chain = NULL;
    dict->refCount = 1;
    DictSetIntRep(dictPtr, dict);
    return dictPtr;
#else /* !TCL_MEM_DEBUG */


    return Tcl_NewDictObj();
#endif
}
 
/***** START OF FUNCTIONS IMPLEMENTING TCL COMMANDS *****/

/*
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictCreateCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictObj;
    int i;


    /*
     * Must have an even number of arguments; note that number of preceding
     * arguments (i.e. "dict create" is also even, which makes this much
     * easier.)
     */

................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictGetCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *valuePtr = NULL;
    int result;


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?key ...?");
	return TCL_ERROR;
    }

    /*
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictGetDefCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *keyPtr, *valuePtr, *defaultPtr;
    Tcl_Obj *const *keyPath;
    int numKeys;


    if (objc < 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?key ...? key default");
	return TCL_ERROR;
    }

    /*
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictReplaceCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr;
    int i;


    if ((objc < 2) || (objc & 1)) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?key value ...?");
	return TCL_ERROR;
    }

    dictPtr = objv[1];
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictRemoveCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr;
    int i;


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?key ...?");
	return TCL_ERROR;
    }

    dictPtr = objv[1];
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictMergeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *targetObj, *keyObj = NULL, *valueObj = NULL;
    int allocatedDict = 0;
    int i, done;
    Tcl_DictSearch search;


    if (objc == 1) {
	/*
	 * No dictionary arguments; return default (empty value).
	 */

	return TCL_OK;
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictKeysCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *listPtr;
    const char *pattern = NULL;


    if (objc!=2 && objc!=3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?pattern?");
	return TCL_ERROR;
    }

    /*
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictValuesCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *valuePtr = NULL, *listPtr;
    Tcl_DictSearch search;
    int done;
    const char *pattern;


    if (objc!=2 && objc!=3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?pattern?");
	return TCL_ERROR;
    }

    if (Tcl_DictObjFirst(interp, objv[1], &search, NULL, &valuePtr,
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictSizeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    int result, size;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary");
	return TCL_ERROR;
    }
    result = Tcl_DictObjSize(interp, objv[1], &size);
    if (result == TCL_OK) {
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictExistsCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *valuePtr;


    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary key ?key ...?");
	return TCL_ERROR;
    }

    dictPtr = TclTraceDictPath(NULL, objv[1], objc-3, objv+2,DICT_PATH_EXISTS);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictInfoCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Dict *dict;
    char *statsStr;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary");
	return TCL_ERROR;
    }

    dict = GetDictFromObj(interp, objv[1]);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictIncrCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    int code = TCL_OK;
    Tcl_Obj *dictPtr, *valuePtr = NULL;


    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName key ?increment?");
	return TCL_ERROR;
    }

    dictPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, 0);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictLappendCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *valuePtr, *resultPtr;
    int i, allocatedDict = 0, allocatedValue = 0;


    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName key ?value ...?");
	return TCL_ERROR;
    }

    dictPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, 0);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictAppendCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *valuePtr, *resultPtr;
    int allocatedDict = 0;


    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName key ?value ...?");
	return TCL_ERROR;
    }

    dictPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, 0);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictForNRCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *scriptObj, *keyVarObj, *valueVarObj;
    Tcl_Obj **varv, *keyObj, *valueObj;
    Tcl_DictSearch *searchPtr;
    int varc, done;


    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"{keyVarName valueVarName} dictionary script");
	return TCL_ERROR;
    }

................................................................................
    }
    if (varc != 2) {
	Tcl_SetObjResult(interp, Tcl_NewStringObj(
		"must have exactly two variable names", -1));
	Tcl_SetErrorCode(interp, "TCL", "SYNTAX", "dict", "for", NULL);
	return TCL_ERROR;
    }
    searchPtr = TclStackAlloc(interp, sizeof(Tcl_DictSearch));
    if (Tcl_DictObjFirst(interp, objv[2], searchPtr, &keyObj, &valueObj,
	    &done) != TCL_OK) {
	TclStackFree(interp, searchPtr);
	return TCL_ERROR;
    }
    if (done) {
	TclStackFree(interp, searchPtr);
................................................................................
static int
DictForLoopCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_DictSearch *searchPtr = data[0];
    Tcl_Obj *keyVarObj = data[1];
    Tcl_Obj *valueVarObj = data[2];
    Tcl_Obj *scriptObj = data[3];
    Tcl_Obj *keyObj, *valueObj;
    int done;

    /*
     * Process the result from the previous execution of the script body.
     */

................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictMapNRCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj **varv, *keyObj, *valueObj;
    DictMapStorage *storagePtr;
    int varc, done;


    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"{keyVarName valueVarName} dictionary script");
	return TCL_ERROR;
    }

................................................................................
    }
    if (varc != 2) {
	Tcl_SetObjResult(interp, Tcl_NewStringObj(
		"must have exactly two variable names", -1));
	Tcl_SetErrorCode(interp, "TCL", "SYNTAX", "dict", "map", NULL);
	return TCL_ERROR;
    }
    storagePtr = TclStackAlloc(interp, sizeof(DictMapStorage));
    if (Tcl_DictObjFirst(interp, objv[2], &storagePtr->search, &keyObj,
	    &valueObj, &done) != TCL_OK) {
	TclStackFree(interp, storagePtr);
	return TCL_ERROR;
    }
    if (done) {
	/*
................................................................................
static int
DictMapLoopCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    DictMapStorage *storagePtr = data[0];
    Tcl_Obj *keyObj, *valueObj;
    int done;

    /*
     * Process the result from the previous execution of the script body.
     */

................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictSetCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *resultPtr;
    int result, allocatedDict = 0;


    if (objc < 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName key ?key ...? value");
	return TCL_ERROR;
    }

    dictPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, 0);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictUnsetCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *resultPtr;
    int result, allocatedDict = 0;


    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName key ?key ...?");
	return TCL_ERROR;
    }

    dictPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, 0);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictFilterCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Interp *iPtr = (Interp *) interp;
    static const char *const filters[] = {
	"key", "script", "value", NULL
................................................................................
	FILTER_KEYS, FILTER_SCRIPT, FILTER_VALUES
    };
    Tcl_Obj *scriptObj, *keyVarObj, *valueVarObj;
    Tcl_Obj **varv, *keyObj = NULL, *valueObj = NULL, *resultObj, *boolObj;
    Tcl_DictSearch search;
    int index, varc, done, result, satisfied;
    const char *pattern;


    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary filterType ?arg ...?");
	return TCL_ERROR;
    }
    if (Tcl_GetIndexFromObj(interp, objv[2], filters, "filterType",
	     0, &index) != TCL_OK) {
................................................................................
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *dictPtr, *objPtr;
    int i, dummy;


    if (objc < 5 || !(objc & 1)) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"dictVarName key varName ?key varName ...? script");
	return TCL_ERROR;
    }

................................................................................
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *dictPtr, *objPtr, **objv;
    Tcl_InterpState state;
    int i, objc;
    Tcl_Obj *varName = data[0];
    Tcl_Obj *argsObj = data[1];

    /*
     * ErrorInfo handling.
     */

    if (result == TCL_ERROR) {
	Tcl_AddErrorInfo(interp, "\n    (body of \"dict update\")");
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictWithCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *dictPtr, *keysPtr, *pathPtr;


    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName ?key ...? script");
	return TCL_ERROR;
    }

    /*
................................................................................
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj **pathv;
    int pathc;
    Tcl_InterpState state;
    Tcl_Obj *varName = data[0];
    Tcl_Obj *keysPtr = data[1];
    Tcl_Obj *pathPtr = data[2];
    Var *varPtr, *arrayPtr;

    if (result == TCL_ERROR) {
	Tcl_AddErrorInfo(interp, "\n    (body of \"dict with\")");
    }

    /*






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        Tcl_StoreIntRep((objPtr), &tclDictType, &ir);                   \
    } while (0)

#define DictGetIntRep(objPtr, dictRepPtr)				\
    do {                                                                \
        const Tcl_ObjIntRep *irPtr;                                     \
        irPtr = TclFetchIntRep((objPtr), &tclDictType);                \
        (dictRepPtr) = irPtr ? (Dict *)irPtr->twoPtrValue.ptr1 : NULL;          \
    } while (0)

/*
 * The type of the specially adapted version of the Tcl_Obj*-containing hash
 * table defined in the tclObj.c code. This version differs in that it
 * allocates a bit more space in each hash entry in order to hold the pointers
 * used to keep the hash entries in a linked list.
................................................................................
 */

static Tcl_HashEntry *
AllocChainEntry(
    Tcl_HashTable *tablePtr,
    void *keyPtr)
{
    Tcl_Obj *objPtr = (Tcl_Obj *)keyPtr;
    ChainEntry *cPtr;
    (void)tablePtr;

    cPtr = (ChainEntry *)ckalloc(sizeof(ChainEntry));
    cPtr->entry.key.objPtr = objPtr;
    Tcl_IncrRefCount(objPtr);
    cPtr->entry.clientData = NULL;
    cPtr->prevPtr = cPtr->nextPtr = NULL;

    return &cPtr->entry;
}
................................................................................
static inline void
DeleteChainTable(
    Dict *dict)
{
    ChainEntry *cPtr;

    for (cPtr=dict->entryChainHead ; cPtr!=NULL ; cPtr=cPtr->nextPtr) {
	Tcl_Obj *valuePtr = (Tcl_Obj *)Tcl_GetHashValue(&cPtr->entry);

	TclDecrRefCount(valuePtr);
    }
    Tcl_DeleteHashTable(&dict->table);
}

static inline Tcl_HashEntry *
................................................................................
{
    ChainEntry *cPtr = (ChainEntry *)
	    Tcl_FindHashEntry(&dict->table, keyPtr);

    if (cPtr == NULL) {
	return 0;
    } else {
	Tcl_Obj *valuePtr = (Tcl_Obj *)Tcl_GetHashValue(&cPtr->entry);

	TclDecrRefCount(valuePtr);
    }

    /*
     * Unstitch from the chain.
     */
................................................................................
 */

static void
DupDictInternalRep(
    Tcl_Obj *srcPtr,
    Tcl_Obj *copyPtr)
{
    Dict *oldDict, *newDict = (Dict *)ckalloc(sizeof(Dict));
    ChainEntry *cPtr;

    DictGetIntRep(srcPtr, oldDict);

    /*
     * Copy values across from the old hash table.
     */

    InitChainTable(newDict);
    for (cPtr=oldDict->entryChainHead ; cPtr!=NULL ; cPtr=cPtr->nextPtr) {
	Tcl_Obj *key = (Tcl_Obj *)Tcl_GetHashKey(&oldDict->table, &cPtr->entry);
	Tcl_Obj *valuePtr = (Tcl_Obj *)Tcl_GetHashValue(&cPtr->entry);
	int n;
	Tcl_HashEntry *hPtr = CreateChainEntry(newDict, key, &n);

	/*
	 * Fill in the contents.
	 */

................................................................................
    /*
     * Pass 1: estimate space, gather flags.
     */

    if (numElems <= LOCAL_SIZE) {
	flagPtr = localFlags;
    } else {
	flagPtr = (char *)ckalloc(numElems);
    }
    for (i=0,cPtr=dict->entryChainHead; i<numElems; i+=2,cPtr=cPtr->nextPtr) {
	/*
	 * Assume that cPtr is never NULL since we know the number of array
	 * elements already.
	 */

	flagPtr[i] = ( i ? TCL_DONT_QUOTE_HASH : 0 );
	keyPtr = (Tcl_Obj *)Tcl_GetHashKey(&dict->table, &cPtr->entry);
	elem = TclGetStringFromObj(keyPtr, &length);
	bytesNeeded += TclScanElement(elem, length, flagPtr+i);
	if (bytesNeeded < 0) {
	    Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX);
	}

	flagPtr[i+1] = TCL_DONT_QUOTE_HASH;
	valuePtr = (Tcl_Obj *)Tcl_GetHashValue(&cPtr->entry);
	elem = TclGetStringFromObj(valuePtr, &length);
	bytesNeeded += TclScanElement(elem, length, flagPtr+i+1);
	if (bytesNeeded < 0) {
	    Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX);
	}
    }
    if (bytesNeeded > INT_MAX - numElems + 1) {
................................................................................
     * Pass 2: copy into string rep buffer.
     */

    dst = Tcl_InitStringRep(dictPtr, NULL, bytesNeeded - 1);
    TclOOM(dst, bytesNeeded);
    for (i=0,cPtr=dict->entryChainHead; i<numElems; i+=2,cPtr=cPtr->nextPtr) {
	flagPtr[i] |= ( i ? TCL_DONT_QUOTE_HASH : 0 );
	keyPtr = (Tcl_Obj *)Tcl_GetHashKey(&dict->table, &cPtr->entry);
	elem = TclGetStringFromObj(keyPtr, &length);
	dst += TclConvertElement(elem, length, dst, flagPtr[i]);
	*dst++ = ' ';

	flagPtr[i+1] |= TCL_DONT_QUOTE_HASH;
	valuePtr = (Tcl_Obj *)Tcl_GetHashValue(&cPtr->entry);
	elem = TclGetStringFromObj(valuePtr, &length);
	dst += TclConvertElement(elem, length, dst, flagPtr[i+1]);
	*dst++ = ' ';
    }
    (void)Tcl_InitStringRep(dictPtr, NULL, bytesNeeded - 1);

    if (flagPtr != localFlags) {
................................................................................
static int
SetDictFromAny(
    Tcl_Interp *interp,
    Tcl_Obj *objPtr)
{
    Tcl_HashEntry *hPtr;
    int isNew;
    Dict *dict = (Dict *)ckalloc(sizeof(Dict));

    InitChainTable(dict);

    /*
     * Since lists and dictionaries have very closely-related string
     * representations (i.e. the same parsing code) we can safely special-case
     * the conversion from lists to dictionaries.
................................................................................
	}

	for (i=0 ; i<objc ; i+=2) {

	    /* Store key and value in the hash table we're building. */
	    hPtr = CreateChainEntry(dict, objv[i], &isNew);
	    if (!isNew) {
		Tcl_Obj *discardedValue = (Tcl_Obj *)Tcl_GetHashValue(hPtr);

		/*
		 * Not really a well-formed dictionary as there are duplicate
		 * keys, so better get the string rep here so that we can
		 * convert back.
		 */

................................................................................
		(void)Tcl_InitStringRep(valuePtr, NULL,
			TclCopyAndCollapse(elemSize, elemStart, dst));
	    }

	    /* Store key and value in the hash table we're building. */
	    hPtr = CreateChainEntry(dict, keyPtr, &isNew);
	    if (!isNew) {
		Tcl_Obj *discardedValue = (Tcl_Obj *)Tcl_GetHashValue(hPtr);

		TclDecrRefCount(keyPtr);
		TclDecrRefCount(discardedValue);
	    }
	    Tcl_SetHashValue(hPtr, valuePtr);
	    Tcl_IncrRefCount(valuePtr); /* since hash now holds ref to it */
	}
................................................................................
	     */

	    hPtr = CreateChainEntry(dict, keyv[i], &isNew);
	    tmpObj = Tcl_NewDictObj();
	    Tcl_IncrRefCount(tmpObj);
	    Tcl_SetHashValue(hPtr, tmpObj);
	} else {
	    tmpObj = (Tcl_Obj *)Tcl_GetHashValue(hPtr);

	    DictGetIntRep(tmpObj, newDict);

	    if (newDict == NULL) {
		if (SetDictFromAny(interp, tmpObj) != TCL_OK) {
		    return NULL;
		}
................................................................................
    TclInvalidateStringRep(dictPtr);
    hPtr = CreateChainEntry(dict, keyPtr, &isNew);
    dict->refCount++;
    TclFreeIntRep(dictPtr)
    DictSetIntRep(dictPtr, dict);
    Tcl_IncrRefCount(valuePtr);
    if (!isNew) {
	Tcl_Obj *oldValuePtr = (Tcl_Obj *)Tcl_GetHashValue(hPtr);

	TclDecrRefCount(oldValuePtr);
    }
    Tcl_SetHashValue(hPtr, valuePtr);
    dict->epoch++;
    return TCL_OK;
}
................................................................................
	return TCL_ERROR;
    }

    hPtr = Tcl_FindHashEntry(&dict->table, keyPtr);
    if (hPtr == NULL) {
	*valuePtrPtr = NULL;
    } else {
	*valuePtrPtr = (Tcl_Obj *)Tcl_GetHashValue(hPtr);
    }
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
    } else {
	*donePtr = 0;
	searchPtr->dictionaryPtr = (Tcl_Dict) dict;
	searchPtr->epoch = dict->epoch;
	searchPtr->next = cPtr->nextPtr;
	dict->refCount++;
	if (keyPtrPtr != NULL) {
	    *keyPtrPtr = (Tcl_Obj *)Tcl_GetHashKey(&dict->table, &cPtr->entry);
	}
	if (valuePtrPtr != NULL) {
	    *valuePtrPtr = (Tcl_Obj *)Tcl_GetHashValue(&cPtr->entry);
	}
    }
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
................................................................................
     * removed. This *shouldn't* happen, but...
     */

    if (((Dict *)searchPtr->dictionaryPtr)->epoch != searchPtr->epoch) {
	Tcl_Panic("concurrent dictionary modification and search");
    }

    cPtr = (ChainEntry *)searchPtr->next;
    if (cPtr == NULL) {
	Tcl_DictObjDone(searchPtr);
	*donePtr = 1;
	return;
    }

    searchPtr->next = cPtr->nextPtr;
    *donePtr = 0;
    if (keyPtrPtr != NULL) {
	*keyPtrPtr = (Tcl_Obj *)Tcl_GetHashKey(
		&((Dict *)searchPtr->dictionaryPtr)->table, &cPtr->entry);
    }
    if (valuePtrPtr != NULL) {
	*valuePtrPtr = (Tcl_Obj *)Tcl_GetHashValue(&cPtr->entry);
    }
}
 
/*
 *----------------------------------------------------------------------
 *
 * Tcl_DictObjDone --
................................................................................
    }

    DictGetIntRep(dictPtr, dict);
    assert(dict != NULL);
    hPtr = CreateChainEntry(dict, keyv[keyc-1], &isNew);
    Tcl_IncrRefCount(valuePtr);
    if (!isNew) {
	Tcl_Obj *oldValuePtr = (Tcl_Obj *)Tcl_GetHashValue(hPtr);

	TclDecrRefCount(oldValuePtr);
    }
    Tcl_SetHashValue(hPtr, valuePtr);
    InvalidateDictChain(dictPtr);

    return TCL_OK;
................................................................................
#else /* !TCL_MEM_DEBUG */

    Tcl_Obj *dictPtr;
    Dict *dict;

    TclNewObj(dictPtr);
    TclInvalidateStringRep(dictPtr);
    dict = (Dict *)ckalloc(sizeof(Dict));
    InitChainTable(dict);
    dict->epoch = 1;
    dict->chain = NULL;
    dict->refCount = 1;
    DictSetIntRep(dictPtr, dict);
    return dictPtr;
#endif
................................................................................
{
#ifdef TCL_MEM_DEBUG
    Tcl_Obj *dictPtr;
    Dict *dict;

    TclDbNewObj(dictPtr, file, line);
    TclInvalidateStringRep(dictPtr);
    dict = (Dict *)ckalloc(sizeof(Dict));
    InitChainTable(dict);
    dict->epoch = 1;
    dict->chain = NULL;
    dict->refCount = 1;
    DictSetIntRep(dictPtr, dict);
    return dictPtr;
#else /* !TCL_MEM_DEBUG */
    (void)file;
    (void)line;
    return Tcl_NewDictObj();
#endif
}
 
/***** START OF FUNCTIONS IMPLEMENTING TCL COMMANDS *****/

/*
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictCreateCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictObj;
    int i;
    (void)dummy;

    /*
     * Must have an even number of arguments; note that number of preceding
     * arguments (i.e. "dict create" is also even, which makes this much
     * easier.)
     */

................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictGetCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *valuePtr = NULL;
    int result;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?key ...?");
	return TCL_ERROR;
    }

    /*
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictGetDefCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *keyPtr, *valuePtr, *defaultPtr;
    Tcl_Obj *const *keyPath;
    int numKeys;
    (void)dummy;

    if (objc < 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?key ...? key default");
	return TCL_ERROR;
    }

    /*
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictReplaceCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr;
    int i;
    (void)dummy;

    if ((objc < 2) || (objc & 1)) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?key value ...?");
	return TCL_ERROR;
    }

    dictPtr = objv[1];
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictRemoveCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr;
    int i;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?key ...?");
	return TCL_ERROR;
    }

    dictPtr = objv[1];
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictMergeCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *targetObj, *keyObj = NULL, *valueObj = NULL;
    int allocatedDict = 0;
    int i, done;
    Tcl_DictSearch search;
    (void)dummy;

    if (objc == 1) {
	/*
	 * No dictionary arguments; return default (empty value).
	 */

	return TCL_OK;
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictKeysCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *listPtr;
    const char *pattern = NULL;
    (void)dummy;

    if (objc!=2 && objc!=3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?pattern?");
	return TCL_ERROR;
    }

    /*
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictValuesCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *valuePtr = NULL, *listPtr;
    Tcl_DictSearch search;
    int done;
    const char *pattern;
    (void)dummy;

    if (objc!=2 && objc!=3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?pattern?");
	return TCL_ERROR;
    }

    if (Tcl_DictObjFirst(interp, objv[1], &search, NULL, &valuePtr,
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictSizeCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    int result, size;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary");
	return TCL_ERROR;
    }
    result = Tcl_DictObjSize(interp, objv[1], &size);
    if (result == TCL_OK) {
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictExistsCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *valuePtr;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary key ?key ...?");
	return TCL_ERROR;
    }

    dictPtr = TclTraceDictPath(NULL, objv[1], objc-3, objv+2,DICT_PATH_EXISTS);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictInfoCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Dict *dict;
    char *statsStr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary");
	return TCL_ERROR;
    }

    dict = GetDictFromObj(interp, objv[1]);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictIncrCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    int code = TCL_OK;
    Tcl_Obj *dictPtr, *valuePtr = NULL;
    (void)dummy;

    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName key ?increment?");
	return TCL_ERROR;
    }

    dictPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, 0);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictLappendCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *valuePtr, *resultPtr;
    int i, allocatedDict = 0, allocatedValue = 0;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName key ?value ...?");
	return TCL_ERROR;
    }

    dictPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, 0);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictAppendCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *valuePtr, *resultPtr;
    int allocatedDict = 0;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName key ?value ...?");
	return TCL_ERROR;
    }

    dictPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, 0);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictForNRCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *scriptObj, *keyVarObj, *valueVarObj;
    Tcl_Obj **varv, *keyObj, *valueObj;
    Tcl_DictSearch *searchPtr;
    int varc, done;
    (void)dummy;

    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"{keyVarName valueVarName} dictionary script");
	return TCL_ERROR;
    }

................................................................................
    }
    if (varc != 2) {
	Tcl_SetObjResult(interp, Tcl_NewStringObj(
		"must have exactly two variable names", -1));
	Tcl_SetErrorCode(interp, "TCL", "SYNTAX", "dict", "for", NULL);
	return TCL_ERROR;
    }
    searchPtr = (Tcl_DictSearch *)TclStackAlloc(interp, sizeof(Tcl_DictSearch));
    if (Tcl_DictObjFirst(interp, objv[2], searchPtr, &keyObj, &valueObj,
	    &done) != TCL_OK) {
	TclStackFree(interp, searchPtr);
	return TCL_ERROR;
    }
    if (done) {
	TclStackFree(interp, searchPtr);
................................................................................
static int
DictForLoopCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_DictSearch *searchPtr = (Tcl_DictSearch *)data[0];
    Tcl_Obj *keyVarObj = (Tcl_Obj *)data[1];
    Tcl_Obj *valueVarObj = (Tcl_Obj *)data[2];
    Tcl_Obj *scriptObj = (Tcl_Obj *)data[3];
    Tcl_Obj *keyObj, *valueObj;
    int done;

    /*
     * Process the result from the previous execution of the script body.
     */

................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictMapNRCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj **varv, *keyObj, *valueObj;
    DictMapStorage *storagePtr;
    int varc, done;
    (void)dummy;

    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"{keyVarName valueVarName} dictionary script");
	return TCL_ERROR;
    }

................................................................................
    }
    if (varc != 2) {
	Tcl_SetObjResult(interp, Tcl_NewStringObj(
		"must have exactly two variable names", -1));
	Tcl_SetErrorCode(interp, "TCL", "SYNTAX", "dict", "map", NULL);
	return TCL_ERROR;
    }
    storagePtr = (DictMapStorage *)TclStackAlloc(interp, sizeof(DictMapStorage));
    if (Tcl_DictObjFirst(interp, objv[2], &storagePtr->search, &keyObj,
	    &valueObj, &done) != TCL_OK) {
	TclStackFree(interp, storagePtr);
	return TCL_ERROR;
    }
    if (done) {
	/*
................................................................................
static int
DictMapLoopCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    DictMapStorage *storagePtr = (DictMapStorage *)data[0];
    Tcl_Obj *keyObj, *valueObj;
    int done;

    /*
     * Process the result from the previous execution of the script body.
     */

................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictSetCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *resultPtr;
    int result, allocatedDict = 0;
    (void)dummy;

    if (objc < 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName key ?key ...? value");
	return TCL_ERROR;
    }

    dictPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, 0);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictUnsetCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Tcl_Obj *dictPtr, *resultPtr;
    int result, allocatedDict = 0;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName key ?key ...?");
	return TCL_ERROR;
    }

    dictPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, 0);
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictFilterCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Interp *iPtr = (Interp *) interp;
    static const char *const filters[] = {
	"key", "script", "value", NULL
................................................................................
	FILTER_KEYS, FILTER_SCRIPT, FILTER_VALUES
    };
    Tcl_Obj *scriptObj, *keyVarObj, *valueVarObj;
    Tcl_Obj **varv, *keyObj = NULL, *valueObj = NULL, *resultObj, *boolObj;
    Tcl_DictSearch search;
    int index, varc, done, result, satisfied;
    const char *pattern;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictionary filterType ?arg ...?");
	return TCL_ERROR;
    }
    if (Tcl_GetIndexFromObj(interp, objv[2], filters, "filterType",
	     0, &index) != TCL_OK) {
................................................................................
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *dictPtr, *objPtr;
    int i, dummy;
    (void)clientData;

    if (objc < 5 || !(objc & 1)) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"dictVarName key varName ?key varName ...? script");
	return TCL_ERROR;
    }

................................................................................
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *dictPtr, *objPtr, **objv;
    Tcl_InterpState state;
    int i, objc;
    Tcl_Obj *varName = (Tcl_Obj *)data[0];
    Tcl_Obj *argsObj = (Tcl_Obj *)data[1];

    /*
     * ErrorInfo handling.
     */

    if (result == TCL_ERROR) {
	Tcl_AddErrorInfo(interp, "\n    (body of \"dict update\")");
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

static int
DictWithCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const *objv)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *dictPtr, *keysPtr, *pathPtr;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dictVarName ?key ...? script");
	return TCL_ERROR;
    }

    /*
................................................................................
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj **pathv;
    int pathc;
    Tcl_InterpState state;
    Tcl_Obj *varName = (Tcl_Obj *)data[0];
    Tcl_Obj *keysPtr = (Tcl_Obj *)data[1];
    Tcl_Obj *pathPtr = (Tcl_Obj *)data[2];
    Var *varPtr, *arrayPtr;

    if (result == TCL_ERROR) {
	Tcl_AddErrorInfo(interp, "\n    (body of \"dict with\")");
    }

    /*

Changes to generic/tclDisassemble.c.

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/*
 * Prototypes for procedures defined later in this file:
 */

static Tcl_Obj *	DisassembleByteCodeAsDicts(Tcl_Interp *interp,
			    Tcl_Obj *objPtr);
static Tcl_Obj *	DisassembleByteCodeObj(Tcl_Interp *interp,
			    Tcl_Obj *objPtr);
static int		FormatInstruction(ByteCode *codePtr,
			    const unsigned char *pc, Tcl_Obj *bufferObj);
static void		GetLocationInformation(Proc *procPtr,
			    Tcl_Obj **fileObjPtr, int *linePtr);
static void		PrintSourceToObj(Tcl_Obj *appendObj,
			    const char *stringPtr, int maxChars);
static void		UpdateStringOfInstName(Tcl_Obj *objPtr);
................................................................................
 */

void
TclPrintByteCodeObj(
    Tcl_Interp *interp,		/* Used only for getting location info. */
    Tcl_Obj *objPtr)		/* The bytecode object to disassemble. */
{
    Tcl_Obj *bufPtr = DisassembleByteCodeObj(interp, objPtr);

    fprintf(stdout, "\n%s", TclGetString(bufPtr));
    Tcl_DecrRefCount(bufPtr);
}
 
/*
 *----------------------------------------------------------------------
................................................................................
 *	are made about the details of the contents of the result.
 *
 *----------------------------------------------------------------------
 */

static Tcl_Obj *
DisassembleByteCodeObj(
    Tcl_Interp *interp,
    Tcl_Obj *objPtr)		/* The bytecode object to disassemble. */
{
    ByteCode *codePtr;
    unsigned char *codeStart, *codeLimit, *pc;
    unsigned char *codeDeltaNext, *codeLengthNext;
    unsigned char *srcDeltaNext, *srcLengthNext;
    int codeOffset, codeLen, srcOffset, srcLen, numCmds, delta, i, line;
................................................................................
 *	format.
 *
 *----------------------------------------------------------------------
 */

static Tcl_Obj *
DisassembleByteCodeAsDicts(
    Tcl_Interp *interp,		/* Used for looking up the CmdFrame for the
				 * procedure, if one exists. */
    Tcl_Obj *objPtr)		/* The bytecode-holding value to take apart */
{
    ByteCode *codePtr;
    Tcl_Obj *description, *literals, *variables, *instructions, *inst;
    Tcl_Obj *aux, *exn, *commands, *file;
    unsigned char *pc, *opnd, *codeOffPtr, *codeLenPtr, *srcOffPtr, *srcLenPtr;
    int codeOffset, codeLength, sourceOffset, sourceLength;
    int i, val, line;


    ByteCodeGetIntRep(objPtr, &tclByteCodeType, codePtr);

    /*
     * Get the literals from the bytecode.
     */

................................................................................
	unknownMethod:
	    Tcl_SetObjResult(interp, Tcl_ObjPrintf(
		    "unknown method \"%s\"", TclGetString(objv[3])));
	    Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "METHOD",
		    TclGetString(objv[3]), NULL);
	    return TCL_ERROR;
	}
	procPtr = TclOOGetProcFromMethod(Tcl_GetHashValue(hPtr));
	if (procPtr == NULL) {
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "body not available for this kind of method", -1));
	    Tcl_SetErrorCode(interp, "TCL", "OPERATION", "DISASSEMBLE",
		    "METHODTYPE", NULL);
	    return TCL_ERROR;
	}
................................................................................
	return TCL_ERROR;
    }
    if (clientData) {
	Tcl_SetObjResult(interp,
		DisassembleByteCodeAsDicts(interp, codeObjPtr));
    } else {
	Tcl_SetObjResult(interp,
		DisassembleByteCodeObj(interp, codeObjPtr));
    }
    return TCL_OK;
}
 
/*
 * Local Variables:
 * mode: c
 * c-basic-offset: 4
 * fill-column: 78
 * tab-width: 8
 * End:
 */






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/*
 * Prototypes for procedures defined later in this file:
 */

static Tcl_Obj *	DisassembleByteCodeAsDicts(Tcl_Interp *interp,
			    Tcl_Obj *objPtr);
static Tcl_Obj *	DisassembleByteCodeObj(Tcl_Obj *objPtr);

static int		FormatInstruction(ByteCode *codePtr,
			    const unsigned char *pc, Tcl_Obj *bufferObj);
static void		GetLocationInformation(Proc *procPtr,
			    Tcl_Obj **fileObjPtr, int *linePtr);
static void		PrintSourceToObj(Tcl_Obj *appendObj,
			    const char *stringPtr, int maxChars);
static void		UpdateStringOfInstName(Tcl_Obj *objPtr);
................................................................................
 */

void
TclPrintByteCodeObj(
    Tcl_Interp *interp,		/* Used only for getting location info. */
    Tcl_Obj *objPtr)		/* The bytecode object to disassemble. */
{
    Tcl_Obj *bufPtr = DisassembleByteCodeObj(objPtr);

    fprintf(stdout, "\n%s", TclGetString(bufPtr));
    Tcl_DecrRefCount(bufPtr);
}
 
/*
 *----------------------------------------------------------------------
................................................................................
 *	are made about the details of the contents of the result.
 *
 *----------------------------------------------------------------------
 */

static Tcl_Obj *
DisassembleByteCodeObj(

    Tcl_Obj *objPtr)		/* The bytecode object to disassemble. */
{
    ByteCode *codePtr;
    unsigned char *codeStart, *codeLimit, *pc;
    unsigned char *codeDeltaNext, *codeLengthNext;
    unsigned char *srcDeltaNext, *srcLengthNext;
    int codeOffset, codeLen, srcOffset, srcLen, numCmds, delta, i, line;
................................................................................
 *	format.
 *
 *----------------------------------------------------------------------
 */

static Tcl_Obj *
DisassembleByteCodeAsDicts(
    Tcl_Interp *dummy,		/* Not used. */

    Tcl_Obj *objPtr)		/* The bytecode-holding value to take apart */
{
    ByteCode *codePtr;
    Tcl_Obj *description, *literals, *variables, *instructions, *inst;
    Tcl_Obj *aux, *exn, *commands, *file;
    unsigned char *pc, *opnd, *codeOffPtr, *codeLenPtr, *srcOffPtr, *srcLenPtr;
    int codeOffset, codeLength, sourceOffset, sourceLength;
    int i, val, line;
    (void)dummy;

    ByteCodeGetIntRep(objPtr, &tclByteCodeType, codePtr);

    /*
     * Get the literals from the bytecode.
     */

................................................................................
	unknownMethod:
	    Tcl_SetObjResult(interp, Tcl_ObjPrintf(
		    "unknown method \"%s\"", TclGetString(objv[3])));
	    Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "METHOD",
		    TclGetString(objv[3]), NULL);
	    return TCL_ERROR;
	}
	procPtr = TclOOGetProcFromMethod((Method *)Tcl_GetHashValue(hPtr));
	if (procPtr == NULL) {
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "body not available for this kind of method", -1));
	    Tcl_SetErrorCode(interp, "TCL", "OPERATION", "DISASSEMBLE",
		    "METHODTYPE", NULL);
	    return TCL_ERROR;
	}
................................................................................
	return TCL_ERROR;
    }
    if (clientData) {
	Tcl_SetObjResult(interp,
		DisassembleByteCodeAsDicts(interp, codeObjPtr));
    } else {
	Tcl_SetObjResult(interp,
		DisassembleByteCodeObj(codeObjPtr));
    }
    return TCL_OK;
}
 
/*
 * Local Variables:
 * mode: c
 * c-basic-offset: 4
 * fill-column: 78
 * tab-width: 8
 * End:
 */

Changes to generic/tclEncoding.c.

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	Tcl_StoreIntRep((objPtr), &encodingType, &ir);			\
    } while (0)

#define EncodingGetIntRep(objPtr, encoding)				\
    do {								\
	const Tcl_ObjIntRep *irPtr;					\
	irPtr = TclFetchIntRep ((objPtr), &encodingType);		\
	(encoding) = irPtr ? irPtr->twoPtrValue.ptr1 : NULL;		\
    } while (0)

 
/*
 *----------------------------------------------------------------------
 *
 * Tcl_GetEncodingFromObj --
................................................................................
    /*
     * Need the iso8859-1 encoding in order to process binary data, so force
     * it to always be embedded. Note that this encoding *must* be a proper
     * table encoding or some of the escape encodings crash! Hence the ugly
     * code to duplicate the structure of a table encoding here.
     */

    dataPtr = ckalloc(sizeof(TableEncodingData));
    memset(dataPtr, 0, sizeof(TableEncodingData));
    dataPtr->fallback = '?';

    size = 256*(sizeof(unsigned short *) + sizeof(unsigned short));
    dataPtr->toUnicode = ckalloc(size);
    memset(dataPtr->toUnicode, 0, size);
    dataPtr->fromUnicode = ckalloc(size);
    memset(dataPtr->fromUnicode, 0, size);

    dataPtr->toUnicode[0] = (unsigned short *) (dataPtr->toUnicode + 256);
    dataPtr->fromUnicode[0] = (unsigned short *) (dataPtr->fromUnicode + 256);
    for (i=1 ; i<256 ; i++) {
	dataPtr->toUnicode[i] = emptyPage;
	dataPtr->fromUnicode[i] = emptyPage;
................................................................................
	/*
	 * Call FreeEncoding instead of doing it directly to handle refcounts
	 * like escape encodings use. [Bug 524674] Make sure to call
	 * Tcl_FirstHashEntry repeatedly so that all encodings are eventually
	 * cleaned up.
	 */

	FreeEncoding(Tcl_GetHashValue(hPtr));
	hPtr = Tcl_FirstHashEntry(&encodingTable, &search);
    }

    Tcl_DeleteHashTable(&encodingTable);
    Tcl_MutexUnlock(&encodingMutex);
}
 
................................................................................
	encodingPtr->refCount++;
	Tcl_MutexUnlock(&encodingMutex);
	return systemEncoding;
    }

    hPtr = Tcl_FindHashEntry(&encodingTable, name);
    if (hPtr != NULL) {
	encodingPtr = Tcl_GetHashValue(hPtr);
	encodingPtr->refCount++;
	Tcl_MutexUnlock(&encodingMutex);
	return (Tcl_Encoding) encodingPtr;
    }
    Tcl_MutexUnlock(&encodingMutex);

    return LoadEncodingFile(interp, name);
................................................................................
    /*
     * Copy encoding names from loaded encoding table to table.
     */

    Tcl_MutexLock(&encodingMutex);
    for (hPtr = Tcl_FirstHashEntry(&encodingTable, &search); hPtr != NULL;
	    hPtr = Tcl_NextHashEntry(&search)) {
	Encoding *encodingPtr = Tcl_GetHashValue(hPtr);

	Tcl_CreateHashEntry(&table,
		Tcl_NewStringObj(encodingPtr->name, -1), &dummy);
    }
    Tcl_MutexUnlock(&encodingMutex);

    FillEncodingFileMap();
................................................................................
 */

Tcl_Encoding
Tcl_CreateEncoding(
    const Tcl_EncodingType *typePtr)
				/* The encoding type. */
{
    Encoding *encodingPtr = ckalloc(sizeof(Encoding));
    encodingPtr->name		= NULL;
    encodingPtr->toUtfProc	= typePtr->toUtfProc;
    encodingPtr->fromUtfProc	= typePtr->fromUtfProc;
    encodingPtr->freeProc	= typePtr->freeProc;
    encodingPtr->nullSize	= typePtr->nullSize;
    encodingPtr->clientData	= typePtr->clientData;
    if (typePtr->nullSize == 1) {
................................................................................
    hPtr = Tcl_CreateHashEntry(&encodingTable, typePtr->encodingName, &isNew);
    if (isNew == 0) {
	/*
	 * Remove old encoding from hash table, but don't delete it until last
	 * reference goes away.
	 */

	Encoding *replaceMe = Tcl_GetHashValue(hPtr);
	replaceMe->hPtr = NULL;
    }

    name = ckalloc(strlen(typePtr->encodingName) + 1);
    encodingPtr->name		= strcpy(name, typePtr->encodingName);
    encodingPtr->hPtr		= hPtr;
    Tcl_SetHashValue(hPtr, encodingPtr);

    Tcl_MutexUnlock(&encodingMutex);
  }
    return (Tcl_Encoding) encodingPtr;
................................................................................
 *	The converted bytes are stored in the output buffer.
 *
 *-------------------------------------------------------------------------
 */

int
Tcl_ExternalToUtf(
    Tcl_Interp *interp,		/* Interp for error return, if not NULL. */
    Tcl_Encoding encoding,	/* The encoding for the source string, or NULL
				 * for the default system encoding. */
    const char *src,		/* Source string in specified encoding. */
    int srcLen,			/* Source string length in bytes, or < 0 for
				 * encoding-specific string length. */
    int flags,			/* Conversion control flags. */
    Tcl_EncodingState *statePtr,/* Place for conversion routine to store state
................................................................................
{
    const Encoding *encodingPtr;
    int result, srcRead, dstWrote, dstChars = 0;
    int noTerminate = flags & TCL_ENCODING_NO_TERMINATE;
    int charLimited = (flags & TCL_ENCODING_CHAR_LIMIT) && dstCharsPtr;
    int maxChars = INT_MAX;
    Tcl_EncodingState state;


    if (encoding == NULL) {
	encoding = systemEncoding;
    }
    encodingPtr = (Encoding *) encoding;

    if (src == NULL) {
................................................................................
 *	The converted bytes are stored in the output buffer.
 *
 *-------------------------------------------------------------------------
 */

int
Tcl_UtfToExternal(
    Tcl_Interp *interp,		/* Interp for error return, if not NULL. */
    Tcl_Encoding encoding,	/* The encoding for the converted string, or
				 * NULL for the default system encoding. */
    const char *src,		/* Source string in UTF-8. */
    int srcLen,			/* Source string length in bytes, or < 0 for
				 * strlen(). */
    int flags,			/* Conversion control flags. */
    Tcl_EncodingState *statePtr,/* Place for conversion routine to store state
................................................................................
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    const Encoding *encodingPtr;
    int result, srcRead, dstWrote, dstChars;
    Tcl_EncodingState state;


    if (encoding == NULL) {
	encoding = systemEncoding;
    }
    encodingPtr = (Encoding *) encoding;

    if (src == NULL) {
................................................................................
    }

    memset(used, 0, sizeof(used));

#undef PAGESIZE
#define PAGESIZE    (256 * sizeof(unsigned short))

    dataPtr = ckalloc(sizeof(TableEncodingData));
    memset(dataPtr, 0, sizeof(TableEncodingData));

    dataPtr->fallback = fallback;

    /*
     * Read the table that maps characters to Unicode. Performs a single
     * malloc to get the memory for the array and all the pages needed by the
     * array.
     */

    size = 256 * sizeof(unsigned short *) + numPages * PAGESIZE;
    dataPtr->toUnicode = ckalloc(size);
    memset(dataPtr->toUnicode, 0, size);
    pageMemPtr = (unsigned short *) (dataPtr->toUnicode + 256);

    TclNewObj(objPtr);
    Tcl_IncrRefCount(objPtr);
    for (i = 0; i < numPages; i++) {
	int ch;
................................................................................
    numPages = 0;
    for (hi = 0; hi < 256; hi++) {
	if (used[hi]) {
	    numPages++;
	}
    }
    size = 256 * sizeof(unsigned short *) + numPages * PAGESIZE;
    dataPtr->fromUnicode = ckalloc(size);
    memset(dataPtr->fromUnicode, 0, size);
    pageMemPtr = (unsigned short *) (dataPtr->fromUnicode + 256);

    for (hi = 0; hi < 256; hi++) {
	if (dataPtr->toUnicode[hi] == NULL) {
	    dataPtr->toUnicode[hi] = emptyPage;
	    continue;
................................................................................
	 * If multibyte encodings don't have a backslash character, define
	 * one. Otherwise, on Windows, native file names don't work because
	 * the backslash in the file name maps to the unknown character
	 * (question mark) when converting from UTF-8 to external encoding.
	 */

	if (dataPtr->fromUnicode[0] != NULL) {
	    if (dataPtr->fromUnicode[0]['\\'] == '\0') {
		dataPtr->fromUnicode[0]['\\'] = '\\';
	    }
	}
    }
    if (symbol) {
	/*
	 * Make a special symbol encoding that maps each symbol character from
	 * its Unicode code point down into page 0, and also ensure that each
................................................................................
	}
	ckfree(argv);
	Tcl_DStringFree(&lineString);
    }

    size = sizeof(EscapeEncodingData) - sizeof(EscapeSubTable)
	    + Tcl_DStringLength(&escapeData);
    dataPtr = ckalloc(size);
    dataPtr->initLen = strlen(init);
    memcpy(dataPtr->init, init, dataPtr->initLen + 1);
    dataPtr->finalLen = strlen(final);
    memcpy(dataPtr->final, final, dataPtr->finalLen + 1);
    dataPtr->numSubTables =
	    Tcl_DStringLength(&escapeData) / sizeof(EscapeSubTable);
    memcpy(dataPtr->subTables, Tcl_DStringValue(&escapeData),
................................................................................
				 * stored in the output buffer as a result of
				 * the conversion. */
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    int result;



    result = TCL_OK;
    dstLen -= TCL_UTF_MAX - 1;
    if (dstLen < 0) {
	dstLen = 0;
    }
    if ((flags & TCL_ENCODING_CHAR_LIMIT) && srcLen > *dstCharsPtr) {
................................................................................
				 * representation to real null-bytes or vice
				 * versa. Also combine or separate surrogate pairs */
{
    const char *srcStart, *srcEnd, *srcClose;
    const char *dstStart, *dstEnd;
    int result, numChars, charLimit = INT_MAX;
    Tcl_UniChar *chPtr = (Tcl_UniChar *) statePtr;


    if (flags & TCL_ENCODING_START) {
    	*statePtr = 0;
    }
    result = TCL_OK;

    srcStart = src;
................................................................................
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    const char *srcStart, *srcEnd;
    const char *dstEnd, *dstStart;
    int result, numChars, charLimit = INT_MAX;
    unsigned short ch;


    if (flags & TCL_ENCODING_CHAR_LIMIT) {
	charLimit = *dstCharsPtr;
    }
    result = TCL_OK;

    /* check alignment with utf-16 (2 == sizeof(UTF-16)) */
................................................................................
{
    const char *srcStart, *srcEnd, *srcClose, *dstStart, *dstEnd;
    int result, numChars;
#if TCL_UTF_MAX <= 3
    int len;
#endif
    Tcl_UniChar ch = 0;


    srcStart = src;
    srcEnd = src + srcLen;
    srcClose = srcEnd;
    if ((flags & TCL_ENCODING_END) == 0) {
	srcClose -= TCL_UTF_MAX;
    }
................................................................................
{
    const char *srcStart, *srcEnd;
    const char *dstEnd, *dstStart, *prefixBytes;
    int result, byte, numChars, charLimit = INT_MAX;
    Tcl_UniChar ch = 0;
    const unsigned short *const *toUnicode;
    const unsigned short *pageZero;
    TableEncodingData *dataPtr = clientData;


    if (flags & TCL_ENCODING_CHAR_LIMIT) {
	charLimit = *dstCharsPtr;
    }
    srcStart = src;
    srcEnd = src + srcLen;

................................................................................
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    const char *srcStart, *srcEnd, *srcClose;
    const char *dstStart, *dstEnd, *prefixBytes;
    Tcl_UniChar ch = 0;
    int result, len, word, numChars;
    TableEncodingData *dataPtr = clientData;
    const unsigned short *const *fromUnicode;


    result = TCL_OK;

    prefixBytes = dataPtr->prefixBytes;
    fromUnicode = (const unsigned short *const *) dataPtr->fromUnicode;

    srcStart = src;
................................................................................
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    const char *srcStart, *srcEnd;
    const char *dstEnd, *dstStart;
    int result, numChars, charLimit = INT_MAX;



    if (flags & TCL_ENCODING_CHAR_LIMIT) {
	charLimit = *dstCharsPtr;
    }
    srcStart = src;
    srcEnd = src + srcLen;

................................................................................
				 * the conversion. */
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    const char *srcStart, *srcEnd, *srcClose;
    const char *dstStart, *dstEnd;
    int result, numChars;
    Tcl_UniChar ch = 0;


    result = TCL_OK;

    srcStart = src;
    srcEnd = src + srcLen;
    srcClose = srcEnd;
    if ((flags & TCL_ENCODING_END) == 0) {
	srcClose -= TCL_UTF_MAX;
    }
................................................................................
 */

static void
TableFreeProc(
    ClientData clientData)	/* TableEncodingData that specifies
				 * encoding. */
{
    TableEncodingData *dataPtr = clientData;

    /*
     * Make sure we aren't freeing twice on shutdown. [Bug 219314]
     */

    ckfree(dataPtr->toUnicode);
    dataPtr->toUnicode = NULL;
................................................................................
    int *dstWrotePtr,		/* Filled with the number of bytes that were
				 * stored in the output buffer as a result of
				 * the conversion. */
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    EscapeEncodingData *dataPtr = clientData;
    const char *prefixBytes, *tablePrefixBytes, *srcStart, *srcEnd;
    const unsigned short *const *tableToUnicode;
    const Encoding *encodingPtr;
    int state, result, numChars, charLimit = INT_MAX;
    const char *dstStart, *dstEnd;

    if (flags & TCL_ENCODING_CHAR_LIMIT) {
................................................................................
	    break;
	}

	if (encodingPtr == NULL) {
	    TableEncodingData *tableDataPtr;

	    encodingPtr = GetTableEncoding(dataPtr, state);
	    tableDataPtr = encodingPtr->clientData;
	    tablePrefixBytes = tableDataPtr->prefixBytes;
	    tableToUnicode = (const unsigned short *const*)
		    tableDataPtr->toUnicode;
	}

	if (tablePrefixBytes[byte]) {
	    src++;
................................................................................
    int *dstWrotePtr,		/* Filled with the number of bytes that were
				 * stored in the output buffer as a result of
				 * the conversion. */
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    EscapeEncodingData *dataPtr = clientData;
    const Encoding *encodingPtr;
    const char *srcStart, *srcEnd, *srcClose;
    const char *dstStart, *dstEnd;
    int state, result, numChars;
    const TableEncodingData *tableDataPtr;
    const char *tablePrefixBytes;
    const unsigned short *const *tableFromUnicode;
................................................................................
	memcpy(dst, dataPtr->init, dataPtr->initLen);
	dst += dataPtr->initLen;
    } else {
	state = PTR2INT(*statePtr);
    }

    encodingPtr = GetTableEncoding(dataPtr, state);
    tableDataPtr = encodingPtr->clientData;
    tablePrefixBytes = tableDataPtr->prefixBytes;
    tableFromUnicode = (const unsigned short *const *)
	    tableDataPtr->fromUnicode;

    for (numChars = 0; src < srcEnd; numChars++) {
	unsigned len;
	int word;
................................................................................
	if ((word == 0) && (ch != 0)) {
	    int oldState;
	    const EscapeSubTable *subTablePtr;

	    oldState = state;
	    for (state = 0; state < dataPtr->numSubTables; state++) {
		encodingPtr = GetTableEncoding(dataPtr, state);
		tableDataPtr = encodingPtr->clientData;
		word = tableDataPtr->fromUnicode[(ch >> 8)][ch & 0xff];
		if (word != 0) {
		    break;
		}
	    }

	    if (word == 0) {
		state = oldState;
		if (flags & TCL_ENCODING_STOPONERROR) {
		    result = TCL_CONVERT_UNKNOWN;
		    break;
		}
		encodingPtr = GetTableEncoding(dataPtr, state);
		tableDataPtr = encodingPtr->clientData;
		word = tableDataPtr->fallback;
	    }

	    tablePrefixBytes = (const char *) tableDataPtr->prefixBytes;
	    tableFromUnicode = (const unsigned short *const *)
		    tableDataPtr->fromUnicode;

................................................................................
 */

static void
EscapeFreeProc(
    ClientData clientData)	/* EscapeEncodingData that specifies
				 * encoding. */
{
    EscapeEncodingData *dataPtr = clientData;
    EscapeSubTable *subTablePtr;
    int i;

    if (dataPtr == NULL) {
	return;
    }

................................................................................
    *encodingPtr = libraryPath.encoding;
    if (*encodingPtr) {
	((Encoding *)(*encodingPtr))->refCount++;
    }
    bytes = TclGetString(searchPathObj);

    *lengthPtr = searchPathObj->length;
    *valuePtr = ckalloc(*lengthPtr + 1);
    memcpy(*valuePtr, bytes, *lengthPtr + 1);
    Tcl_DecrRefCount(searchPathObj);
}
 
/*
 * Local Variables:
 * mode: c
 * c-basic-offset: 4
 * fill-column: 78
 * End:
 */






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	Tcl_StoreIntRep((objPtr), &encodingType, &ir);			\
    } while (0)

#define EncodingGetIntRep(objPtr, encoding)				\
    do {								\
	const Tcl_ObjIntRep *irPtr;					\
	irPtr = TclFetchIntRep ((objPtr), &encodingType);		\
	(encoding) = irPtr ? (Tcl_Encoding)irPtr->twoPtrValue.ptr1 : NULL;		\
    } while (0)

 
/*
 *----------------------------------------------------------------------
 *
 * Tcl_GetEncodingFromObj --
................................................................................
    /*
     * Need the iso8859-1 encoding in order to process binary data, so force
     * it to always be embedded. Note that this encoding *must* be a proper
     * table encoding or some of the escape encodings crash! Hence the ugly
     * code to duplicate the structure of a table encoding here.
     */

    dataPtr = (TableEncodingData *)ckalloc(sizeof(TableEncodingData));
    memset(dataPtr, 0, sizeof(TableEncodingData));
    dataPtr->fallback = '?';

    size = 256*(sizeof(unsigned short *) + sizeof(unsigned short));
    dataPtr->toUnicode = (unsigned short **)ckalloc(size);
    memset(dataPtr->toUnicode, 0, size);
    dataPtr->fromUnicode = (unsigned short **)ckalloc(size);
    memset(dataPtr->fromUnicode, 0, size);

    dataPtr->toUnicode[0] = (unsigned short *) (dataPtr->toUnicode + 256);
    dataPtr->fromUnicode[0] = (unsigned short *) (dataPtr->fromUnicode + 256);
    for (i=1 ; i<256 ; i++) {
	dataPtr->toUnicode[i] = emptyPage;
	dataPtr->fromUnicode[i] = emptyPage;
................................................................................
	/*
	 * Call FreeEncoding instead of doing it directly to handle refcounts
	 * like escape encodings use. [Bug 524674] Make sure to call
	 * Tcl_FirstHashEntry repeatedly so that all encodings are eventually
	 * cleaned up.
	 */

	FreeEncoding((Tcl_Encoding)Tcl_GetHashValue(hPtr));
	hPtr = Tcl_FirstHashEntry(&encodingTable, &search);
    }

    Tcl_DeleteHashTable(&encodingTable);
    Tcl_MutexUnlock(&encodingMutex);
}
 
................................................................................
	encodingPtr->refCount++;
	Tcl_MutexUnlock(&encodingMutex);
	return systemEncoding;
    }

    hPtr = Tcl_FindHashEntry(&encodingTable, name);
    if (hPtr != NULL) {
	encodingPtr = (Encoding *)Tcl_GetHashValue(hPtr);
	encodingPtr->refCount++;
	Tcl_MutexUnlock(&encodingMutex);
	return (Tcl_Encoding) encodingPtr;
    }
    Tcl_MutexUnlock(&encodingMutex);

    return LoadEncodingFile(interp, name);
................................................................................
    /*
     * Copy encoding names from loaded encoding table to table.
     */

    Tcl_MutexLock(&encodingMutex);
    for (hPtr = Tcl_FirstHashEntry(&encodingTable, &search); hPtr != NULL;
	    hPtr = Tcl_NextHashEntry(&search)) {
	Encoding *encodingPtr = (Encoding *)Tcl_GetHashValue(hPtr);

	Tcl_CreateHashEntry(&table,
		Tcl_NewStringObj(encodingPtr->name, -1), &dummy);
    }
    Tcl_MutexUnlock(&encodingMutex);

    FillEncodingFileMap();
................................................................................
 */

Tcl_Encoding
Tcl_CreateEncoding(
    const Tcl_EncodingType *typePtr)
				/* The encoding type. */
{
    Encoding *encodingPtr = (Encoding *)ckalloc(sizeof(Encoding));
    encodingPtr->name		= NULL;
    encodingPtr->toUtfProc	= typePtr->toUtfProc;
    encodingPtr->fromUtfProc	= typePtr->fromUtfProc;
    encodingPtr->freeProc	= typePtr->freeProc;
    encodingPtr->nullSize	= typePtr->nullSize;
    encodingPtr->clientData	= typePtr->clientData;
    if (typePtr->nullSize == 1) {
................................................................................
    hPtr = Tcl_CreateHashEntry(&encodingTable, typePtr->encodingName, &isNew);
    if (isNew == 0) {
	/*
	 * Remove old encoding from hash table, but don't delete it until last
	 * reference goes away.
	 */

	Encoding *replaceMe = (Encoding *)Tcl_GetHashValue(hPtr);
	replaceMe->hPtr = NULL;
    }

    name = (char *)ckalloc(strlen(typePtr->encodingName) + 1);
    encodingPtr->name		= strcpy(name, typePtr->encodingName);
    encodingPtr->hPtr		= hPtr;
    Tcl_SetHashValue(hPtr, encodingPtr);

    Tcl_MutexUnlock(&encodingMutex);
  }
    return (Tcl_Encoding) encodingPtr;
................................................................................
 *	The converted bytes are stored in the output buffer.
 *
 *-------------------------------------------------------------------------
 */

int
Tcl_ExternalToUtf(
    Tcl_Interp *dummy,		/* Interp for error return, if not NULL. */
    Tcl_Encoding encoding,	/* The encoding for the source string, or NULL
				 * for the default system encoding. */
    const char *src,		/* Source string in specified encoding. */
    int srcLen,			/* Source string length in bytes, or < 0 for
				 * encoding-specific string length. */
    int flags,			/* Conversion control flags. */
    Tcl_EncodingState *statePtr,/* Place for conversion routine to store state
................................................................................
{
    const Encoding *encodingPtr;
    int result, srcRead, dstWrote, dstChars = 0;
    int noTerminate = flags & TCL_ENCODING_NO_TERMINATE;
    int charLimited = (flags & TCL_ENCODING_CHAR_LIMIT) && dstCharsPtr;
    int maxChars = INT_MAX;
    Tcl_EncodingState state;
    (void)dummy;

    if (encoding == NULL) {
	encoding = systemEncoding;
    }
    encodingPtr = (Encoding *) encoding;

    if (src == NULL) {
................................................................................
 *	The converted bytes are stored in the output buffer.
 *
 *-------------------------------------------------------------------------
 */

int
Tcl_UtfToExternal(
    Tcl_Interp *dummy,		/* Interp for error return, if not NULL. */
    Tcl_Encoding encoding,	/* The encoding for the converted string, or
				 * NULL for the default system encoding. */
    const char *src,		/* Source string in UTF-8. */
    int srcLen,			/* Source string length in bytes, or < 0 for
				 * strlen(). */
    int flags,			/* Conversion control flags. */
    Tcl_EncodingState *statePtr,/* Place for conversion routine to store state
................................................................................
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    const Encoding *encodingPtr;
    int result, srcRead, dstWrote, dstChars;
    Tcl_EncodingState state;
    (void)dummy;

    if (encoding == NULL) {
	encoding = systemEncoding;
    }
    encodingPtr = (Encoding *) encoding;

    if (src == NULL) {
................................................................................
    }

    memset(used, 0, sizeof(used));

#undef PAGESIZE
#define PAGESIZE    (256 * sizeof(unsigned short))

    dataPtr = (TableEncodingData *)ckalloc(sizeof(TableEncodingData));
    memset(dataPtr, 0, sizeof(TableEncodingData));

    dataPtr->fallback = fallback;

    /*
     * Read the table that maps characters to Unicode. Performs a single
     * malloc to get the memory for the array and all the pages needed by the
     * array.
     */

    size = 256 * sizeof(unsigned short *) + numPages * PAGESIZE;
    dataPtr->toUnicode = (unsigned short **)ckalloc(size);
    memset(dataPtr->toUnicode, 0, size);
    pageMemPtr = (unsigned short *) (dataPtr->toUnicode + 256);

    TclNewObj(objPtr);
    Tcl_IncrRefCount(objPtr);
    for (i = 0; i < numPages; i++) {
	int ch;
................................................................................
    numPages = 0;
    for (hi = 0; hi < 256; hi++) {
	if (used[hi]) {
	    numPages++;
	}
    }
    size = 256 * sizeof(unsigned short *) + numPages * PAGESIZE;
    dataPtr->fromUnicode = (unsigned short **)ckalloc(size);
    memset(dataPtr->fromUnicode, 0, size);
    pageMemPtr = (unsigned short *) (dataPtr->fromUnicode + 256);

    for (hi = 0; hi < 256; hi++) {
	if (dataPtr->toUnicode[hi] == NULL) {
	    dataPtr->toUnicode[hi] = emptyPage;
	    continue;
................................................................................
	 * If multibyte encodings don't have a backslash character, define
	 * one. Otherwise, on Windows, native file names don't work because
	 * the backslash in the file name maps to the unknown character
	 * (question mark) when converting from UTF-8 to external encoding.
	 */

	if (dataPtr->fromUnicode[0] != NULL) {
	    if (dataPtr->fromUnicode[0][(int)'\\'] == '\0') {
		dataPtr->fromUnicode[0][(int)'\\'] = '\\';
	    }
	}
    }
    if (symbol) {
	/*
	 * Make a special symbol encoding that maps each symbol character from
	 * its Unicode code point down into page 0, and also ensure that each
................................................................................
	}
	ckfree(argv);
	Tcl_DStringFree(&lineString);
    }

    size = sizeof(EscapeEncodingData) - sizeof(EscapeSubTable)
	    + Tcl_DStringLength(&escapeData);
    dataPtr = (EscapeEncodingData *)ckalloc(size);
    dataPtr->initLen = strlen(init);
    memcpy(dataPtr->init, init, dataPtr->initLen + 1);
    dataPtr->finalLen = strlen(final);
    memcpy(dataPtr->final, final, dataPtr->finalLen + 1);
    dataPtr->numSubTables =
	    Tcl_DStringLength(&escapeData) / sizeof(EscapeSubTable);
    memcpy(dataPtr->subTables, Tcl_DStringValue(&escapeData),
................................................................................
				 * stored in the output buffer as a result of
				 * the conversion. */
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    int result;
    (void)clientData;
    (void)statePtr;

    result = TCL_OK;
    dstLen -= TCL_UTF_MAX - 1;
    if (dstLen < 0) {
	dstLen = 0;
    }
    if ((flags & TCL_ENCODING_CHAR_LIMIT) && srcLen > *dstCharsPtr) {
................................................................................
				 * representation to real null-bytes or vice
				 * versa. Also combine or separate surrogate pairs */
{
    const char *srcStart, *srcEnd, *srcClose;
    const char *dstStart, *dstEnd;
    int result, numChars, charLimit = INT_MAX;
    Tcl_UniChar *chPtr = (Tcl_UniChar *) statePtr;
    (void)clientData;

    if (flags & TCL_ENCODING_START) {
    	*statePtr = 0;
    }
    result = TCL_OK;

    srcStart = src;
................................................................................
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    const char *srcStart, *srcEnd;
    const char *dstEnd, *dstStart;
    int result, numChars, charLimit = INT_MAX;
    unsigned short ch;
    (void)statePtr;

    if (flags & TCL_ENCODING_CHAR_LIMIT) {
	charLimit = *dstCharsPtr;
    }
    result = TCL_OK;

    /* check alignment with utf-16 (2 == sizeof(UTF-16)) */
................................................................................
{
    const char *srcStart, *srcEnd, *srcClose, *dstStart, *dstEnd;
    int result, numChars;
#if TCL_UTF_MAX <= 3
    int len;
#endif
    Tcl_UniChar ch = 0;
    (void)statePtr;

    srcStart = src;
    srcEnd = src + srcLen;
    srcClose = srcEnd;
    if ((flags & TCL_ENCODING_END) == 0) {
	srcClose -= TCL_UTF_MAX;
    }
................................................................................
{
    const char *srcStart, *srcEnd;
    const char *dstEnd, *dstStart, *prefixBytes;
    int result, byte, numChars, charLimit = INT_MAX;
    Tcl_UniChar ch = 0;
    const unsigned short *const *toUnicode;
    const unsigned short *pageZero;
    TableEncodingData *dataPtr = (TableEncodingData *)clientData;
    (void)statePtr;

    if (flags & TCL_ENCODING_CHAR_LIMIT) {
	charLimit = *dstCharsPtr;
    }
    srcStart = src;
    srcEnd = src + srcLen;

................................................................................
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    const char *srcStart, *srcEnd, *srcClose;
    const char *dstStart, *dstEnd, *prefixBytes;
    Tcl_UniChar ch = 0;
    int result, len, word, numChars;
    TableEncodingData *dataPtr = (TableEncodingData *)clientData;
    const unsigned short *const *fromUnicode;
    (void)statePtr;

    result = TCL_OK;

    prefixBytes = dataPtr->prefixBytes;
    fromUnicode = (const unsigned short *const *) dataPtr->fromUnicode;

    srcStart = src;
................................................................................
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    const char *srcStart, *srcEnd;
    const char *dstEnd, *dstStart;
    int result, numChars, charLimit = INT_MAX;
    (void)clientData;
    (void)statePtr;

    if (flags & TCL_ENCODING_CHAR_LIMIT) {
	charLimit = *dstCharsPtr;
    }
    srcStart = src;
    srcEnd = src + srcLen;

................................................................................
				 * the conversion. */
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    const char *srcStart, *srcEnd, *srcClose;
    const char *dstStart, *dstEnd;
    int result = TCL_OK, numChars;
    Tcl_UniChar ch = 0;

    (void)clientData;
    (void)statePtr;

    srcStart = src;
    srcEnd = src + srcLen;
    srcClose = srcEnd;
    if ((flags & TCL_ENCODING_END) == 0) {
	srcClose -= TCL_UTF_MAX;
    }
................................................................................
 */

static void
TableFreeProc(
    ClientData clientData)	/* TableEncodingData that specifies
				 * encoding. */
{
    TableEncodingData *dataPtr = (TableEncodingData *)clientData;

    /*
     * Make sure we aren't freeing twice on shutdown. [Bug 219314]
     */

    ckfree(dataPtr->toUnicode);
    dataPtr->toUnicode = NULL;
................................................................................
    int *dstWrotePtr,		/* Filled with the number of bytes that were
				 * stored in the output buffer as a result of
				 * the conversion. */
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    EscapeEncodingData *dataPtr = (EscapeEncodingData *)clientData;
    const char *prefixBytes, *tablePrefixBytes, *srcStart, *srcEnd;
    const unsigned short *const *tableToUnicode;
    const Encoding *encodingPtr;
    int state, result, numChars, charLimit = INT_MAX;
    const char *dstStart, *dstEnd;

    if (flags & TCL_ENCODING_CHAR_LIMIT) {
................................................................................
	    break;
	}

	if (encodingPtr == NULL) {
	    TableEncodingData *tableDataPtr;

	    encodingPtr = GetTableEncoding(dataPtr, state);
	    tableDataPtr = (TableEncodingData *)encodingPtr->clientData;
	    tablePrefixBytes = tableDataPtr->prefixBytes;
	    tableToUnicode = (const unsigned short *const*)
		    tableDataPtr->toUnicode;
	}

	if (tablePrefixBytes[byte]) {
	    src++;
................................................................................
    int *dstWrotePtr,		/* Filled with the number of bytes that were
				 * stored in the output buffer as a result of
				 * the conversion. */
    int *dstCharsPtr)		/* Filled with the number of characters that
				 * correspond to the bytes stored in the
				 * output buffer. */
{
    EscapeEncodingData *dataPtr = (EscapeEncodingData *)clientData;
    const Encoding *encodingPtr;
    const char *srcStart, *srcEnd, *srcClose;
    const char *dstStart, *dstEnd;
    int state, result, numChars;
    const TableEncodingData *tableDataPtr;
    const char *tablePrefixBytes;
    const unsigned short *const *tableFromUnicode;
................................................................................
	memcpy(dst, dataPtr->init, dataPtr->initLen);
	dst += dataPtr->initLen;
    } else {
	state = PTR2INT(*statePtr);
    }

    encodingPtr = GetTableEncoding(dataPtr, state);
    tableDataPtr = (const TableEncodingData *)encodingPtr->clientData;
    tablePrefixBytes = tableDataPtr->prefixBytes;
    tableFromUnicode = (const unsigned short *const *)
	    tableDataPtr->fromUnicode;

    for (numChars = 0; src < srcEnd; numChars++) {
	unsigned len;
	int word;
................................................................................
	if ((word == 0) && (ch != 0)) {
	    int oldState;
	    const EscapeSubTable *subTablePtr;

	    oldState = state;
	    for (state = 0; state < dataPtr->numSubTables; state++) {
		encodingPtr = GetTableEncoding(dataPtr, state);
		tableDataPtr = (const TableEncodingData *)encodingPtr->clientData;
		word = tableDataPtr->fromUnicode[(ch >> 8)][ch & 0xff];
		if (word != 0) {
		    break;
		}
	    }

	    if (word == 0) {
		state = oldState;
		if (flags & TCL_ENCODING_STOPONERROR) {
		    result = TCL_CONVERT_UNKNOWN;
		    break;
		}
		encodingPtr = GetTableEncoding(dataPtr, state);
		tableDataPtr = (const TableEncodingData *)encodingPtr->clientData;
		word = tableDataPtr->fallback;
	    }

	    tablePrefixBytes = (const char *) tableDataPtr->prefixBytes;
	    tableFromUnicode = (const unsigned short *const *)
		    tableDataPtr->fromUnicode;

................................................................................
 */

static void
EscapeFreeProc(
    ClientData clientData)	/* EscapeEncodingData that specifies
				 * encoding. */
{
    EscapeEncodingData *dataPtr = (EscapeEncodingData *)clientData;
    EscapeSubTable *subTablePtr;
    int i;

    if (dataPtr == NULL) {
	return;
    }

................................................................................
    *encodingPtr = libraryPath.encoding;
    if (*encodingPtr) {
	((Encoding *)(*encodingPtr))->refCount++;
    }
    bytes = TclGetString(searchPathObj);

    *lengthPtr = searchPathObj->length;
    *valuePtr = (char *)ckalloc(*lengthPtr + 1);
    memcpy(*valuePtr, bytes, *lengthPtr + 1);
    Tcl_DecrRefCount(searchPathObj);
}
 
/*
 * Local Variables:
 * mode: c
 * c-basic-offset: 4
 * fill-column: 78
 * End:
 */

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675
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681
682
683
684
685
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794
795
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802
803
804
805
806
807
808
...
870
871
872
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880
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882
883
884
...
970
971
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978
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981
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983
984
....
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
....
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
....
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
....
1221
1222
1223
1224
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1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
....
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
....
1304
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1308
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1310
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1313
1314
1315
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1317
1318
....
1345
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1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
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1358
1359
....
1386
1387
1388
1389
1390
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1392
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1394
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1398
1399
1400
....
1686
1687
1688
1689
1690
1691
1692
1693
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1695
1696
1697
1698
1699
1700
....
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
....
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
....
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993

1994
1995
1996
1997
1998
1999
2000
....
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101

2102
2103
2104
2105
2106
2107
2108
....
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
....
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
....
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
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2475
2476
2477
2478
2479
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....
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2694
2695
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2698
2699
2700
2701
....
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
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....
2760
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2769
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2775
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....
2857
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2859
2860
2861
2862
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2864
2865
2866
2867
2868
2869
2870
2871
	Tcl_StoreIntRep((objPtr), &ensembleCmdType, &ir);		\
    } while (0)

#define ECRGetIntRep(objPtr, ecRepPtr)					\
    do {								\
	const Tcl_ObjIntRep *irPtr;					\
	irPtr = TclFetchIntRep((objPtr), &ensembleCmdType);		\
	(ecRepPtr) = irPtr ? irPtr->twoPtrValue.ptr1 : NULL;		\
    } while (0)

/*
 * The internal rep for caching ensemble subcommand lookups and spelling
 * corrections.
 */

................................................................................
 *	implementation prefix is configured.
 *
 *----------------------------------------------------------------------
 */

int
TclNamespaceEnsembleCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Namespace *namespacePtr;
    Namespace *nsPtr = (Namespace *) TclGetCurrentNamespace(interp), *cxtPtr,
	    *foundNsPtr, *altFoundNsPtr, *actualCxtPtr;
    Tcl_Command token;
    Tcl_DictSearch search;
    Tcl_Obj *listObj;
    const char *simpleName;
    int index, done;


    if (nsPtr == NULL || nsPtr->flags & NS_DYING) {
	if (!Tcl_InterpDeleted(interp)) {
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "tried to manipulate ensemble of deleted namespace",
		    -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "DEAD", NULL);
................................................................................
				/* Name of the namespace for the ensemble. */
    int flags)
{
    Namespace *nsPtr = (Namespace *) ensembleNsPtr;
    EnsembleConfig *ensemblePtr;
    Tcl_Command token;

    ensemblePtr = ckalloc(sizeof(EnsembleConfig));
    token = TclNRCreateCommandInNs(interp, name,
	    (Tcl_Namespace *) nameNsPtr, TclEnsembleImplementationCmd,
	    NsEnsembleImplementationCmdNR, ensemblePtr, DeleteEnsembleConfig);
    if (token == NULL) {
	ckfree(ensemblePtr);
	return NULL;
    }
................................................................................
	    return TCL_ERROR;
	}
	if (length < 1) {
	    subcmdList = NULL;
	}
    }

    ensemblePtr = cmdPtr->objClientData;
    oldList = ensemblePtr->subcmdList;
    ensemblePtr->subcmdList = subcmdList;
    if (subcmdList != NULL) {
	Tcl_IncrRefCount(subcmdList);
    }
    if (oldList != NULL) {
	TclDecrRefCount(oldList);
................................................................................
	    return TCL_ERROR;
	}
	if (length < 1) {
	    paramList = NULL;
	}
    }

    ensemblePtr = cmdPtr->objClientData;
    oldList = ensemblePtr->parameterList;
    ensemblePtr->parameterList = paramList;
    if (paramList != NULL) {
	Tcl_IncrRefCount(paramList);
    }
    if (oldList != NULL) {
	TclDecrRefCount(oldList);
................................................................................
	}

	if (size < 1) {
	    mapDict = NULL;
	}
    }

    ensemblePtr = cmdPtr->objClientData;
    oldDict = ensemblePtr->subcommandDict;
    ensemblePtr->subcommandDict = mapDict;
    if (mapDict != NULL) {
	Tcl_IncrRefCount(mapDict);
    }
    if (oldDict != NULL) {
	TclDecrRefCount(oldDict);
................................................................................
	    return TCL_ERROR;
	}
	if (length < 1) {
	    unknownList = NULL;
	}
    }

    ensemblePtr = cmdPtr->objClientData;
    oldList = ensemblePtr->unknownHandler;
    ensemblePtr->unknownHandler = unknownList;
    if (unknownList != NULL) {
	Tcl_IncrRefCount(unknownList);
    }
    if (oldList != NULL) {
	TclDecrRefCount(oldList);
................................................................................
    if (cmdPtr->objProc != TclEnsembleImplementationCmd) {
	Tcl_SetObjResult(interp, Tcl_NewStringObj(
		"command is not an ensemble", -1));
	Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	return TCL_ERROR;
    }

    ensemblePtr = cmdPtr->objClientData;
    wasCompiled = ensemblePtr->flags & ENSEMBLE_COMPILE;

    /*
     * This API refuses to set the ENSEMBLE_DEAD flag...
     */

    ensemblePtr->flags &= ENSEMBLE_DEAD;
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = cmdPtr->objClientData;
    *subcmdListPtr = ensemblePtr->subcmdList;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = cmdPtr->objClientData;
    *paramListPtr = ensemblePtr->parameterList;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = cmdPtr->objClientData;
    *mapDictPtr = ensemblePtr->subcommandDict;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = cmdPtr->objClientData;
    *unknownListPtr = ensemblePtr->unknownHandler;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = cmdPtr->objClientData;
    *flagsPtr = ensemblePtr->flags;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = cmdPtr->objClientData;
    *namespacePtrPtr = (Tcl_Namespace *) ensemblePtr->nsPtr;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
static int
NsEnsembleImplementationCmdNR(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    EnsembleConfig *ensemblePtr = clientData;
				/* The ensemble itself. */
    Tcl_Obj *prefixObj;		/* An object containing the prefix words of
				 * the command that implements the
				 * subcommand. */
    Tcl_HashEntry *hPtr;	/* Used for efficient lookup of fully
				 * specified but not yet cached command
				 * names. */
................................................................................
	 */
	EnsembleCmdRep *ensembleCmd;

	ECRGetIntRep(subObj, ensembleCmd);
	if (ensembleCmd) {
	    if (ensembleCmd->epoch == ensemblePtr->epoch &&
		    ensembleCmd->token == (Command *)ensemblePtr->token) {
		prefixObj = Tcl_GetHashValue(ensembleCmd->hPtr);
		Tcl_IncrRefCount(prefixObj);
		if (ensembleCmd->fix) {
		    TclSpellFix(interp, objv, objc, subIdx, subObj, ensembleCmd->fix);
		}
		goto runResultingSubcommand;
	    }
	}
................................................................................
	 * Cache for later in the subcommand object.
	 */

	MakeCachedEnsembleCommand(subObj, ensemblePtr, hPtr, fix);
	TclSpellFix(interp, objv, objc, subIdx, subObj, fix);
    }

    prefixObj = Tcl_GetHashValue(hPtr);
    Tcl_IncrRefCount(prefixObj);
  runResultingSubcommand:

    /*
     * Do the real work of execution of the subcommand by building an array of
     * objects (note that this is potentially not the same length as the
     * number of arguments to this ensemble command), populating it and then
................................................................................
    }
    Tcl_SetObjResult(interp, errorObj);
    return TCL_ERROR;
}

int
TclClearRootEnsemble(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{

    TclResetRewriteEnsemble(interp, 1);
    return result;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
 *
 *----------------------------------------------------------------------
 */

static int
FreeER(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj **tmp = (Tcl_Obj **) data[0];
    Tcl_Obj **store = (Tcl_Obj **) data[1];


    ckfree(store);
    ckfree(tmp);
    return result;
}

void
................................................................................
	}
    }

    search = iPtr->ensembleRewrite.sourceObjs;
    if (search[0] == NULL) {
	store = (Tcl_Obj **) search[2];
    }  else {
	Tcl_Obj **tmp = ckalloc(3 * sizeof(Tcl_Obj *));

	store = ckalloc(size * sizeof(Tcl_Obj *));
	memcpy(store, iPtr->ensembleRewrite.sourceObjs,
		size * sizeof(Tcl_Obj *));

	/*
	 * Awful casting abuse here! Note that the NULL in the first element
	 * indicates that the initial objects are a raw array in the second
	 * element and the rewritten ones are a raw array in the third.
................................................................................
	}
    } else {
	/*
	 * Kill the old internal rep, and replace it with a brand new one of
	 * our own.
	 */

	ensembleCmd = ckalloc(sizeof(EnsembleCmdRep));
	ECRSetIntRep(objPtr, ensembleCmd);
    }

    /*
     * Populate the internal rep.
     */

................................................................................
    Tcl_HashTable *hash = &ensemblePtr->subcommandTable;

    if (hash->numEntries != 0) {
        Tcl_HashSearch search;
        Tcl_HashEntry *hPtr = Tcl_FirstHashEntry(hash, &search);

        while (hPtr != NULL) {
            Tcl_Obj *prefixObj = Tcl_GetHashValue(hPtr);
            Tcl_DecrRefCount(prefixObj);
            hPtr = Tcl_NextHashEntry(&search);
        }
        ckfree((char *) ensemblePtr->subcommandArrayPtr);
    }
    Tcl_DeleteHashTable(hash);
}

static void
DeleteEnsembleConfig(
    ClientData clientData)
{
    EnsembleConfig *ensemblePtr = clientData;
    Namespace *nsPtr = ensemblePtr->nsPtr;

    /*
     * Unlink from the ensemble chain if it has not been marked as having been
     * done already.
     */

................................................................................
	 * place them in the hash too, which should make for even faster
	 * matching.
	 */

	hPtr = Tcl_FirstHashEntry(&ensemblePtr->nsPtr->cmdTable, &search);
	for (; hPtr!= NULL ; hPtr=Tcl_NextHashEntry(&search)) {
	    char *nsCmdName =		/* Name of command in namespace. */
		    Tcl_GetHashKey(&ensemblePtr->nsPtr->cmdTable, hPtr);

	    for (i=0 ; i<ensemblePtr->nsPtr->numExportPatterns ; i++) {
		if (Tcl_StringMatch(nsCmdName,
			ensemblePtr->nsPtr->exportArrayPtr[i])) {
		    hPtr = Tcl_CreateHashEntry(hash, nsCmdName, &isNew);

		    /*
................................................................................
     *
     * We do this by filling an array with the names (we use the hash keys
     * directly to save a copy, since any time we change the array we change
     * the hash too, and vice versa) and running quicksort over the array.
     */

    ensemblePtr->subcommandArrayPtr =
	    ckalloc(sizeof(char *) * hash->numEntries);

    /*
     * Fill array from both ends as this makes us less likely to end up with
     * performance problems in qsort(), which is good. Note that doing this
     * makes this code much more opaque, but the naive alternatve:
     *
     * for (hPtr=Tcl_FirstHashEntry(hash,&search),i=0 ;
................................................................................
     * awful runtime behaviour.
     */

    i = 0;
    j = hash->numEntries;
    hPtr = Tcl_FirstHashEntry(hash, &search);
    while (hPtr != NULL) {
	ensemblePtr->subcommandArrayPtr[i++] = Tcl_GetHashKey(hash, hPtr);
	hPtr = Tcl_NextHashEntry(&search);
	if (hPtr == NULL) {
	    break;
	}
	ensemblePtr->subcommandArrayPtr[--j] = Tcl_GetHashKey(hash, hPtr);
	hPtr = Tcl_NextHashEntry(&search);
    }
    if (hash->numEntries > 1) {
	qsort(ensemblePtr->subcommandArrayPtr, hash->numEntries,
		sizeof(char *), NsEnsembleStringOrder);
    }
}
................................................................................

static void
DupEnsembleCmdRep(
    Tcl_Obj *objPtr,
    Tcl_Obj *copyPtr)
{
    EnsembleCmdRep *ensembleCmd;
    EnsembleCmdRep *ensembleCopy = ckalloc(sizeof(EnsembleCmdRep));

    ECRGetIntRep(objPtr, ensembleCmd);
    ECRSetIntRep(copyPtr, ensembleCopy);

    ensembleCopy->epoch = ensembleCmd->epoch;
    ensembleCopy->token = ensembleCmd->token;
    ensembleCopy->token->refCount++;






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156
157
158
159
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161
162
163
164
165
166
167
168
169
170
171
172
173
174
...
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
...
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
...
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
...
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
....
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
....
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
....
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
....
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
....
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
....
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
....
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
....
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
....
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
....
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
....
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
....
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
....
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
....
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
....
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
....
2466
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2479
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....
2690
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2695
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2700
2701
2702
2703
2704
....
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
....
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
....
2860
2861
2862
2863
2864
2865
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2867
2868
2869
2870
2871
2872
2873
2874
	Tcl_StoreIntRep((objPtr), &ensembleCmdType, &ir);		\
    } while (0)

#define ECRGetIntRep(objPtr, ecRepPtr)					\
    do {								\
	const Tcl_ObjIntRep *irPtr;					\
	irPtr = TclFetchIntRep((objPtr), &ensembleCmdType);		\
	(ecRepPtr) = irPtr ? (EnsembleCmdRep *)irPtr->twoPtrValue.ptr1 : NULL;		\
    } while (0)

/*
 * The internal rep for caching ensemble subcommand lookups and spelling
 * corrections.
 */

................................................................................
 *	implementation prefix is configured.
 *
 *----------------------------------------------------------------------
 */

int
TclNamespaceEnsembleCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Namespace *namespacePtr;
    Namespace *nsPtr = (Namespace *) TclGetCurrentNamespace(interp), *cxtPtr,
	    *foundNsPtr, *altFoundNsPtr, *actualCxtPtr;
    Tcl_Command token;
    Tcl_DictSearch search;
    Tcl_Obj *listObj;
    const char *simpleName;
    int index, done;
    (void)dummy;

    if (nsPtr == NULL || nsPtr->flags & NS_DYING) {
	if (!Tcl_InterpDeleted(interp)) {
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "tried to manipulate ensemble of deleted namespace",
		    -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "DEAD", NULL);
................................................................................
				/* Name of the namespace for the ensemble. */
    int flags)
{
    Namespace *nsPtr = (Namespace *) ensembleNsPtr;
    EnsembleConfig *ensemblePtr;
    Tcl_Command token;

    ensemblePtr = (EnsembleConfig *)ckalloc(sizeof(EnsembleConfig));
    token = TclNRCreateCommandInNs(interp, name,
	    (Tcl_Namespace *) nameNsPtr, TclEnsembleImplementationCmd,
	    NsEnsembleImplementationCmdNR, ensemblePtr, DeleteEnsembleConfig);
    if (token == NULL) {
	ckfree(ensemblePtr);
	return NULL;
    }
................................................................................
	    return TCL_ERROR;
	}
	if (length < 1) {
	    subcmdList = NULL;
	}
    }

    ensemblePtr = (EnsembleConfig *)cmdPtr->objClientData;
    oldList = ensemblePtr->subcmdList;
    ensemblePtr->subcmdList = subcmdList;
    if (subcmdList != NULL) {
	Tcl_IncrRefCount(subcmdList);
    }
    if (oldList != NULL) {
	TclDecrRefCount(oldList);
................................................................................
	    return TCL_ERROR;
	}
	if (length < 1) {
	    paramList = NULL;
	}
    }

    ensemblePtr = (EnsembleConfig *)cmdPtr->objClientData;
    oldList = ensemblePtr->parameterList;
    ensemblePtr->parameterList = paramList;
    if (paramList != NULL) {
	Tcl_IncrRefCount(paramList);
    }
    if (oldList != NULL) {
	TclDecrRefCount(oldList);
................................................................................
	}

	if (size < 1) {
	    mapDict = NULL;
	}
    }

    ensemblePtr = (EnsembleConfig *)cmdPtr->objClientData;
    oldDict = ensemblePtr->subcommandDict;
    ensemblePtr->subcommandDict = mapDict;
    if (mapDict != NULL) {
	Tcl_IncrRefCount(mapDict);
    }
    if (oldDict != NULL) {
	TclDecrRefCount(oldDict);
................................................................................
	    return TCL_ERROR;
	}
	if (length < 1) {
	    unknownList = NULL;
	}
    }

    ensemblePtr = (EnsembleConfig *)cmdPtr->objClientData;
    oldList = ensemblePtr->unknownHandler;
    ensemblePtr->unknownHandler = unknownList;
    if (unknownList != NULL) {
	Tcl_IncrRefCount(unknownList);
    }
    if (oldList != NULL) {
	TclDecrRefCount(oldList);
................................................................................
    if (cmdPtr->objProc != TclEnsembleImplementationCmd) {
	Tcl_SetObjResult(interp, Tcl_NewStringObj(
		"command is not an ensemble", -1));
	Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	return TCL_ERROR;
    }

    ensemblePtr = (EnsembleConfig *)cmdPtr->objClientData;
    wasCompiled = ensemblePtr->flags & ENSEMBLE_COMPILE;

    /*
     * This API refuses to set the ENSEMBLE_DEAD flag...
     */

    ensemblePtr->flags &= ENSEMBLE_DEAD;
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = (EnsembleConfig *)cmdPtr->objClientData;
    *subcmdListPtr = ensemblePtr->subcmdList;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = (EnsembleConfig *)cmdPtr->objClientData;
    *paramListPtr = ensemblePtr->parameterList;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = (EnsembleConfig *)cmdPtr->objClientData;
    *mapDictPtr = ensemblePtr->subcommandDict;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = (EnsembleConfig *)cmdPtr->objClientData;
    *unknownListPtr = ensemblePtr->unknownHandler;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = (EnsembleConfig *)cmdPtr->objClientData;
    *flagsPtr = ensemblePtr->flags;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(
		    "command is not an ensemble", -1));
	    Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", NULL);
	}
	return TCL_ERROR;
    }

    ensemblePtr = (EnsembleConfig *)cmdPtr->objClientData;
    *namespacePtrPtr = (Tcl_Namespace *) ensemblePtr->nsPtr;
    return TCL_OK;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
static int
NsEnsembleImplementationCmdNR(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    EnsembleConfig *ensemblePtr = (EnsembleConfig *)clientData;
				/* The ensemble itself. */
    Tcl_Obj *prefixObj;		/* An object containing the prefix words of
				 * the command that implements the
				 * subcommand. */
    Tcl_HashEntry *hPtr;	/* Used for efficient lookup of fully
				 * specified but not yet cached command
				 * names. */
................................................................................
	 */
	EnsembleCmdRep *ensembleCmd;

	ECRGetIntRep(subObj, ensembleCmd);
	if (ensembleCmd) {
	    if (ensembleCmd->epoch == ensemblePtr->epoch &&
		    ensembleCmd->token == (Command *)ensemblePtr->token) {
		prefixObj = (Tcl_Obj *)Tcl_GetHashValue(ensembleCmd->hPtr);
		Tcl_IncrRefCount(prefixObj);
		if (ensembleCmd->fix) {
		    TclSpellFix(interp, objv, objc, subIdx, subObj, ensembleCmd->fix);
		}
		goto runResultingSubcommand;
	    }
	}
................................................................................
	 * Cache for later in the subcommand object.
	 */

	MakeCachedEnsembleCommand(subObj, ensemblePtr, hPtr, fix);
	TclSpellFix(interp, objv, objc, subIdx, subObj, fix);
    }

    prefixObj = (Tcl_Obj *)Tcl_GetHashValue(hPtr);
    Tcl_IncrRefCount(prefixObj);
  runResultingSubcommand:

    /*
     * Do the real work of execution of the subcommand by building an array of
     * objects (note that this is potentially not the same length as the
     * number of arguments to this ensemble command), populating it and then
................................................................................
    }
    Tcl_SetObjResult(interp, errorObj);
    return TCL_ERROR;
}

int
TclClearRootEnsemble(
    ClientData dummy[],
    Tcl_Interp *interp,
    int result)
{
	(void)dummy;
    TclResetRewriteEnsemble(interp, 1);
    return result;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
 *
 *----------------------------------------------------------------------
 */

static int
FreeER(
    ClientData data[],
    Tcl_Interp *dummy,
    int result)
{
    Tcl_Obj **tmp = (Tcl_Obj **) data[0];
    Tcl_Obj **store = (Tcl_Obj **) data[1];
    (void)dummy;

    ckfree(store);
    ckfree(tmp);
    return result;
}

void
................................................................................
	}
    }

    search = iPtr->ensembleRewrite.sourceObjs;
    if (search[0] == NULL) {
	store = (Tcl_Obj **) search[2];
    }  else {
	Tcl_Obj **tmp = (Tcl_Obj **)ckalloc(3 * sizeof(Tcl_Obj *));

	store = (Tcl_Obj **)ckalloc(size * sizeof(Tcl_Obj *));
	memcpy(store, iPtr->ensembleRewrite.sourceObjs,
		size * sizeof(Tcl_Obj *));

	/*
	 * Awful casting abuse here! Note that the NULL in the first element
	 * indicates that the initial objects are a raw array in the second
	 * element and the rewritten ones are a raw array in the third.
................................................................................
	}
    } else {
	/*
	 * Kill the old internal rep, and replace it with a brand new one of
	 * our own.
	 */

	ensembleCmd = (EnsembleCmdRep *)ckalloc(sizeof(EnsembleCmdRep));
	ECRSetIntRep(objPtr, ensembleCmd);
    }

    /*
     * Populate the internal rep.
     */

................................................................................
    Tcl_HashTable *hash = &ensemblePtr->subcommandTable;

    if (hash->numEntries != 0) {
        Tcl_HashSearch search;
        Tcl_HashEntry *hPtr = Tcl_FirstHashEntry(hash, &search);

        while (hPtr != NULL) {
            Tcl_Obj *prefixObj = (Tcl_Obj *)Tcl_GetHashValue(hPtr);
            Tcl_DecrRefCount(prefixObj);
            hPtr = Tcl_NextHashEntry(&search);
        }
        ckfree((char *) ensemblePtr->subcommandArrayPtr);
    }
    Tcl_DeleteHashTable(hash);
}

static void
DeleteEnsembleConfig(
    ClientData clientData)
{
    EnsembleConfig *ensemblePtr = (EnsembleConfig *)clientData;
    Namespace *nsPtr = ensemblePtr->nsPtr;

    /*
     * Unlink from the ensemble chain if it has not been marked as having been
     * done already.
     */

................................................................................
	 * place them in the hash too, which should make for even faster
	 * matching.
	 */

	hPtr = Tcl_FirstHashEntry(&ensemblePtr->nsPtr->cmdTable, &search);
	for (; hPtr!= NULL ; hPtr=Tcl_NextHashEntry(&search)) {
	    char *nsCmdName =		/* Name of command in namespace. */
		    (char *)Tcl_GetHashKey(&ensemblePtr->nsPtr->cmdTable, hPtr);

	    for (i=0 ; i<ensemblePtr->nsPtr->numExportPatterns ; i++) {
		if (Tcl_StringMatch(nsCmdName,
			ensemblePtr->nsPtr->exportArrayPtr[i])) {
		    hPtr = Tcl_CreateHashEntry(hash, nsCmdName, &isNew);

		    /*
................................................................................
     *
     * We do this by filling an array with the names (we use the hash keys
     * directly to save a copy, since any time we change the array we change
     * the hash too, and vice versa) and running quicksort over the array.
     */

    ensemblePtr->subcommandArrayPtr =
	    (char **)ckalloc(sizeof(char *) * hash->numEntries);

    /*
     * Fill array from both ends as this makes us less likely to end up with
     * performance problems in qsort(), which is good. Note that doing this
     * makes this code much more opaque, but the naive alternatve:
     *
     * for (hPtr=Tcl_FirstHashEntry(hash,&search),i=0 ;
................................................................................
     * awful runtime behaviour.
     */

    i = 0;
    j = hash->numEntries;
    hPtr = Tcl_FirstHashEntry(hash, &search);
    while (hPtr != NULL) {
	ensemblePtr->subcommandArrayPtr[i++] = (char *)Tcl_GetHashKey(hash, hPtr);
	hPtr = Tcl_NextHashEntry(&search);
	if (hPtr == NULL) {
	    break;
	}
	ensemblePtr->subcommandArrayPtr[--j] = (char *)Tcl_GetHashKey(hash, hPtr);
	hPtr = Tcl_NextHashEntry(&search);
    }
    if (hash->numEntries > 1) {
	qsort(ensemblePtr->subcommandArrayPtr, hash->numEntries,
		sizeof(char *), NsEnsembleStringOrder);
    }
}
................................................................................

static void
DupEnsembleCmdRep(
    Tcl_Obj *objPtr,
    Tcl_Obj *copyPtr)
{
    EnsembleCmdRep *ensembleCmd;
    EnsembleCmdRep *ensembleCopy = (EnsembleCmdRep *)ckalloc(sizeof(EnsembleCmdRep));

    ECRGetIntRep(objPtr, ensembleCmd);
    ECRSetIntRep(copyPtr, ensembleCopy);

    ensembleCopy->epoch = ensembleCmd->epoch;
    ensembleCopy->token = ensembleCmd->token;
    ensembleCopy->token->refCount++;

Changes to generic/tclEnv.c.

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	Tcl_MutexLock(&envMutex);
	for (i = 0; environ[i] != NULL; i++) {
	    Tcl_Obj *obj1, *obj2;
	    const char *p1;
	    char *p2;

	    p1 = Tcl_ExternalToUtfDString(NULL, environ[i], -1, &envString);
	    p2 = strchr(p1, '=');
	    if (p2 == NULL) {
		/*
		 * This condition seem to happen occasionally under some
		 * versions of Solaris, or when encoding accidents swallow the
		 * '='; ignore the entry.
		 */

................................................................................
    /*
     * Delete those elements that existed in the array but which had no
     * counterparts in the environment array.
     */

    for (hPtr=Tcl_FirstHashEntry(&namesHash, &search); hPtr!=NULL;
	    hPtr=Tcl_NextHashEntry(&search)) {
	Tcl_Obj *elemName = Tcl_GetHashValue(hPtr);

	TclObjUnsetVar2(interp, varNamePtr, elemName, TCL_GLOBAL_ONLY);
    }
    Tcl_DeleteHashTable(&namesHash);
    Tcl_DecrRefCount(varNamePtr);

    /*
................................................................................
	/*
	 * We need to handle the case where the environment may be changed
	 * outside our control. ourEnvironSize is only valid if the current
	 * environment is the one we allocated. [Bug 979640]
	 */

	if ((env.ourEnviron != environ) || (length+2 > env.ourEnvironSize)) {
	    char **newEnviron = ckalloc((length + 5) * sizeof(char *));

	    memcpy(newEnviron, environ, length * sizeof(char *));
	    if ((env.ourEnvironSize != 0) && (env.ourEnviron != NULL)) {
		ckfree(env.ourEnviron);
	    }
	    environ = env.ourEnviron = newEnviron;
	    env.ourEnvironSize = length + 5;
................................................................................
    /*
     * Create a new entry. Build a complete UTF string that contains a
     * "name=value" pattern. Then convert the string to the native encoding,
     * and set the environ array value.
     */

    valueLength = strlen(value);
    p = ckalloc(nameLength + valueLength + 2);
    memcpy(p, name, nameLength);
    p[nameLength] = '=';
    memcpy(p+nameLength+1, value, valueLength+1);
    p2 = Tcl_UtfToExternalDString(NULL, p, -1, &envString);

    /*
     * Copy the native string to heap memory.
     */

    p = ckrealloc(p, Tcl_DStringLength(&envString) + 1);
    memcpy(p, p2, Tcl_DStringLength(&envString) + 1);
    Tcl_DStringFree(&envString);

#ifdef USE_PUTENV
    /*
     * Update the system environment.
     */
................................................................................

    /*
     * First convert the native string to UTF. Then separate the string into
     * name and value parts, and call TclSetEnv to do all of the real work.
     */

    name = Tcl_ExternalToUtfDString(NULL, assignment, -1, &nameString);
    value = strchr(name, '=');

    if ((value != NULL) && (value != name)) {
	value[0] = '\0';
	TclSetEnv(name, value+1);
    }

    Tcl_DStringFree(&nameString);
................................................................................
#ifdef USE_PUTENV_FOR_UNSET
    /*
     * For those platforms that support putenv to unset, Linux indicates
     * that no = should be included, and Windows requires it.
     */

#if defined(_WIN32)
    string = ckalloc(length + 2);
    memcpy(string, name, length);
    string[length] = '=';
    string[length+1] = '\0';
#else
    string = ckalloc(length + 1);
    memcpy(string, name, length);
    string[length] = '\0';
#endif /* _WIN32 */

    Tcl_UtfToExternalDString(NULL, string, -1, &envString);
    string = ckrealloc(string, Tcl_DStringLength(&envString) + 1);
    memcpy(string, Tcl_DStringValue(&envString),
	    Tcl_DStringLength(&envString)+1);
    Tcl_DStringFree(&envString);

    putenv(string);

    /*
................................................................................
 *
 *----------------------------------------------------------------------
 */

	/* ARGSUSED */
static char *
EnvTraceProc(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Interpreter whose "env" variable is being
				 * modified. */
    const char *name1,		/* Better be "env". */
    const char *name2,		/* Name of variable being modified, or NULL if
				 * whole array is being deleted (UTF-8). */
    int flags)			/* Indicates what's happening. */
{

    /*
     * For array traces, let TclSetupEnv do all the work.
     */

    if (flags & TCL_TRACE_ARRAY) {
	TclSetupEnv(interp);
	return NULL;
................................................................................
    } else {
	/*
	 * We need to grow the cache in order to hold the new string.
	 */

	const int growth = 5;

	env.cache = ckrealloc(env.cache,
		(env.cacheSize + growth) * sizeof(char *));
	env.cache[env.cacheSize] = newStr;
	(void) memset(env.cache+env.cacheSize+1, 0,
		(size_t) (growth-1) * sizeof(char *));
	env.cacheSize += growth;
    }
}






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	Tcl_MutexLock(&envMutex);
	for (i = 0; environ[i] != NULL; i++) {
	    Tcl_Obj *obj1, *obj2;
	    const char *p1;
	    char *p2;

	    p1 = Tcl_ExternalToUtfDString(NULL, environ[i], -1, &envString);
	    p2 = (char *)strchr(p1, '=');
	    if (p2 == NULL) {
		/*
		 * This condition seem to happen occasionally under some
		 * versions of Solaris, or when encoding accidents swallow the
		 * '='; ignore the entry.
		 */

................................................................................
    /*
     * Delete those elements that existed in the array but which had no
     * counterparts in the environment array.
     */

    for (hPtr=Tcl_FirstHashEntry(&namesHash, &search); hPtr!=NULL;
	    hPtr=Tcl_NextHashEntry(&search)) {
	Tcl_Obj *elemName = (Tcl_Obj *)Tcl_GetHashValue(hPtr);

	TclObjUnsetVar2(interp, varNamePtr, elemName, TCL_GLOBAL_ONLY);
    }
    Tcl_DeleteHashTable(&namesHash);
    Tcl_DecrRefCount(varNamePtr);

    /*
................................................................................
	/*
	 * We need to handle the case where the environment may be changed
	 * outside our control. ourEnvironSize is only valid if the current
	 * environment is the one we allocated. [Bug 979640]
	 */

	if ((env.ourEnviron != environ) || (length+2 > env.ourEnvironSize)) {
	    char **newEnviron = (char **)ckalloc((length + 5) * sizeof(char *));

	    memcpy(newEnviron, environ, length * sizeof(char *));
	    if ((env.ourEnvironSize != 0) && (env.ourEnviron != NULL)) {
		ckfree(env.ourEnviron);
	    }
	    environ = env.ourEnviron = newEnviron;
	    env.ourEnvironSize = length + 5;
................................................................................
    /*
     * Create a new entry. Build a complete UTF string that contains a
     * "name=value" pattern. Then convert the string to the native encoding,
     * and set the environ array value.
     */

    valueLength = strlen(value);
    p = (char *)ckalloc(nameLength + valueLength + 2);
    memcpy(p, name, nameLength);
    p[nameLength] = '=';
    memcpy(p+nameLength+1, value, valueLength+1);
    p2 = Tcl_UtfToExternalDString(NULL, p, -1, &envString);

    /*
     * Copy the native string to heap memory.
     */

    p = (char *)ckrealloc(p, Tcl_DStringLength(&envString) + 1);
    memcpy(p, p2, Tcl_DStringLength(&envString) + 1);
    Tcl_DStringFree(&envString);

#ifdef USE_PUTENV
    /*
     * Update the system environment.
     */
................................................................................

    /*
     * First convert the native string to UTF. Then separate the string into
     * name and value parts, and call TclSetEnv to do all of the real work.
     */

    name = Tcl_ExternalToUtfDString(NULL, assignment, -1, &nameString);
    value = (char *)strchr(name, '=');

    if ((value != NULL) && (value != name)) {
	value[0] = '\0';
	TclSetEnv(name, value+1);
    }

    Tcl_DStringFree(&nameString);
................................................................................
#ifdef USE_PUTENV_FOR_UNSET
    /*
     * For those platforms that support putenv to unset, Linux indicates
     * that no = should be included, and Windows requires it.
     */

#if defined(_WIN32)
    string = (char *)ckalloc(length + 2);
    memcpy(string, name, length);
    string[length] = '=';
    string[length+1] = '\0';
#else
    string = (char *)ckalloc(length + 1);
    memcpy(string, name, length);
    string[length] = '\0';
#endif /* _WIN32 */

    Tcl_UtfToExternalDString(NULL, string, -1, &envString);
    string = (char *)ckrealloc(string, Tcl_DStringLength(&envString) + 1);
    memcpy(string, Tcl_DStringValue(&envString),
	    Tcl_DStringLength(&envString)+1);
    Tcl_DStringFree(&envString);

    putenv(string);

    /*
................................................................................
 *
 *----------------------------------------------------------------------
 */

	/* ARGSUSED */
static char *
EnvTraceProc(
    ClientData dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Interpreter whose "env" variable is being
				 * modified. */
    const char *name1,		/* Better be "env". */
    const char *name2,		/* Name of variable being modified, or NULL if
				 * whole array is being deleted (UTF-8). */
    int flags)			/* Indicates what's happening. */
{
	(void)dummy;
    /*
     * For array traces, let TclSetupEnv do all the work.
     */

    if (flags & TCL_TRACE_ARRAY) {
	TclSetupEnv(interp);
	return NULL;
................................................................................
    } else {
	/*
	 * We need to grow the cache in order to hold the new string.
	 */

	const int growth = 5;

	env.cache = (char **)ckrealloc(env.cache,
		(env.cacheSize + growth) * sizeof(char *));
	env.cache[env.cacheSize] = newStr;
	(void) memset(env.cache+env.cacheSize+1, 0,
		(size_t) (growth-1) * sizeof(char *));
	env.cacheSize += growth;
    }
}

Changes to generic/tclEvent.c.

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/*
 * For each exit handler created with a call to Tcl_Create(Late)ExitHandler
 * there is a structure of the following type:
 */

typedef struct ExitHandler {
    Tcl_ExitProc *proc;		/* Function to call when process exits. */
    ClientData clientData;	/* One word of information to pass to proc. */
    struct ExitHandler *nextPtr;/* Next in list of all exit handlers for this
				 * application, or NULL for end of list. */
} ExitHandler;

/*
 * There is both per-process and per-thread exit handlers. The first list is
 * controlled by a mutex. The other is in thread local storage.
................................................................................
				 * standard channels. */
} ThreadSpecificData;
static Tcl_ThreadDataKey dataKey;

#if TCL_THREADS
typedef struct {
    Tcl_ThreadCreateProc *proc;	/* Main() function of the thread */
    ClientData clientData;	/* The one argument to Main() */
} ThreadClientData;
static Tcl_ThreadCreateType NewThreadProc(ClientData clientData);
#endif /* TCL_THREADS */

/*
 * Prototypes for functions referenced only in this file:
 */

static void		BgErrorDeleteProc(ClientData clientData,
			    Tcl_Interp *interp);
static void		HandleBgErrors(ClientData clientData);
static char *		VwaitVarProc(ClientData clientData,
			    Tcl_Interp *interp, const char *name1,
			    const char *name2, int flags);
static void		InvokeExitHandlers(void);
static void		FinalizeThread(int quick);
 
/*
 *----------------------------------------------------------------------
................................................................................
    BgError *errPtr;
    ErrAssocData *assocPtr;

    if (code == TCL_OK) {
	return;
    }

    errPtr = ckalloc(sizeof(BgError));
    errPtr->errorMsg = Tcl_GetObjResult(interp);
    Tcl_IncrRefCount(errPtr->errorMsg);
    errPtr->returnOpts = Tcl_GetReturnOptions(interp, code);
    Tcl_IncrRefCount(errPtr->returnOpts);
    errPtr->nextPtr = NULL;

    (void) TclGetBgErrorHandler(interp);
    assocPtr = Tcl_GetAssocData(interp, "tclBgError", NULL);
    if (assocPtr->firstBgPtr == NULL) {
	assocPtr->firstBgPtr = errPtr;
	Tcl_DoWhenIdle(HandleBgErrors, assocPtr);
    } else {
	assocPtr->lastBgPtr->nextPtr = errPtr;
    }
    assocPtr->lastBgPtr = errPtr;
................................................................................
 *	Depends on what actions the handler command takes for the errors.
 *
 *----------------------------------------------------------------------
 */

static void
HandleBgErrors(
    ClientData clientData)	/* Pointer to ErrAssocData structure. */
{
    ErrAssocData *assocPtr = clientData;
    Tcl_Interp *interp = assocPtr->interp;
    BgError *errPtr;

    /*
     * Not bothering to save/restore the interp state. Assume that any code
     * that has interp state it needs to keep will make its own
     * Tcl_SaveInterpState call before calling something like Tcl_DoOneEvent()
................................................................................
	 */

	Tcl_Obj *copyObj = TclListObjCopy(NULL, assocPtr->cmdPrefix);

	errPtr = assocPtr->firstBgPtr;

	Tcl_ListObjGetElements(NULL, copyObj, &prefixObjc, &prefixObjv);
	tempObjv = ckalloc((prefixObjc+2) * sizeof(Tcl_Obj *));
	memcpy(tempObjv, prefixObjv, prefixObjc*sizeof(Tcl_Obj *));
	tempObjv[prefixObjc] = errPtr->errorMsg;
	tempObjv[prefixObjc+1] = errPtr->returnOpts;
	Tcl_AllowExceptions(interp);
	code = Tcl_EvalObjv(interp, prefixObjc+2, tempObjv, TCL_EVAL_GLOBAL);

	/*
................................................................................
 *	Depends on what actions the "bgerror" command takes for the errors.
 *
 *----------------------------------------------------------------------
 */

int
TclDefaultBgErrorHandlerObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *keyPtr, *valuePtr;
    Tcl_Obj *tempObjv[2];
    int result, code, level;
    Tcl_InterpState saved;


    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "msg options");
	return TCL_ERROR;
    }

    /*
................................................................................
 */

void
TclSetBgErrorHandler(
    Tcl_Interp *interp,
    Tcl_Obj *cmdPrefix)
{
    ErrAssocData *assocPtr = Tcl_GetAssocData(interp, "tclBgError", NULL);

    if (cmdPrefix == NULL) {
	Tcl_Panic("TclSetBgErrorHandler: NULL cmdPrefix argument");
    }
    if (assocPtr == NULL) {
	/*
	 * First access: initialize.
	 */

	assocPtr = ckalloc(sizeof(ErrAssocData));
	assocPtr->interp = interp;
	assocPtr->cmdPrefix = NULL;
	assocPtr->firstBgPtr = NULL;
	assocPtr->lastBgPtr = NULL;
	Tcl_SetAssocData(interp, "tclBgError", BgErrorDeleteProc, assocPtr);
    }
    if (assocPtr->cmdPrefix) {
................................................................................
 *----------------------------------------------------------------------
 */

Tcl_Obj *
TclGetBgErrorHandler(
    Tcl_Interp *interp)
{
    ErrAssocData *assocPtr = Tcl_GetAssocData(interp, "tclBgError", NULL);

    if (assocPtr == NULL) {
	Tcl_Obj *bgerrorObj;

	TclNewLiteralStringObj(bgerrorObj, "::tcl::Bgerror");
	TclSetBgErrorHandler(interp, bgerrorObj);
	assocPtr = Tcl_GetAssocData(interp, "tclBgError", NULL);
    }
    return assocPtr->cmdPrefix;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
 *	reports, they are canceled.
 *
 *----------------------------------------------------------------------
 */

static void
BgErrorDeleteProc(
    ClientData clientData,	/* Pointer to ErrAssocData structure. */
    Tcl_Interp *interp)		/* Interpreter being deleted. */
{
    ErrAssocData *assocPtr = clientData;
    BgError *errPtr;


    while (assocPtr->firstBgPtr != NULL) {
	errPtr = assocPtr->firstBgPtr;
	assocPtr->firstBgPtr = errPtr->nextPtr;
	Tcl_DecrRefCount(errPtr->errorMsg);
	Tcl_DecrRefCount(errPtr->returnOpts);
	ckfree(errPtr);
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
Tcl_CreateExitHandler(
    Tcl_ExitProc *proc,		/* Function to invoke. */
    ClientData clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr = ckalloc(sizeof(ExitHandler));

    exitPtr->proc = proc;
    exitPtr->clientData = clientData;
    Tcl_MutexLock(&exitMutex);
    exitPtr->nextPtr = firstExitPtr;
    firstExitPtr = exitPtr;
    Tcl_MutexUnlock(&exitMutex);
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
TclCreateLateExitHandler(
    Tcl_ExitProc *proc,		/* Function to invoke. */
    ClientData clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr = ckalloc(sizeof(ExitHandler));

    exitPtr->proc = proc;
    exitPtr->clientData = clientData;
    Tcl_MutexLock(&exitMutex);
    exitPtr->nextPtr = firstLateExitPtr;
    firstLateExitPtr = exitPtr;
    Tcl_MutexUnlock(&exitMutex);
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
Tcl_DeleteExitHandler(
    Tcl_ExitProc *proc,		/* Function that was previously registered. */
    ClientData clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr, *prevPtr;

    Tcl_MutexLock(&exitMutex);
    for (prevPtr = NULL, exitPtr = firstExitPtr; exitPtr != NULL;
	    prevPtr = exitPtr, exitPtr = exitPtr->nextPtr) {
	if ((exitPtr->proc == proc)
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
TclDeleteLateExitHandler(
    Tcl_ExitProc *proc,		/* Function that was previously registered. */
    ClientData clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr, *prevPtr;

    Tcl_MutexLock(&exitMutex);
    for (prevPtr = NULL, exitPtr = firstLateExitPtr; exitPtr != NULL;
	    prevPtr = exitPtr, exitPtr = exitPtr->nextPtr) {
	if ((exitPtr->proc == proc)
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
Tcl_CreateThreadExitHandler(
    Tcl_ExitProc *proc,		/* Function to invoke. */
    ClientData clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr;
    ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&dataKey);

    exitPtr = ckalloc(sizeof(ExitHandler));
    exitPtr->proc = proc;
    exitPtr->clientData = clientData;
    exitPtr->nextPtr = tsdPtr->firstExitPtr;
    tsdPtr->firstExitPtr = exitPtr;
}
 
/*
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
Tcl_DeleteThreadExitHandler(
    Tcl_ExitProc *proc,		/* Function that was previously registered. */
    ClientData clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr, *prevPtr;
    ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&dataKey);

    for (prevPtr = NULL, exitPtr = tsdPtr->firstExitPtr; exitPtr != NULL;
	    prevPtr = exitPtr, exitPtr = exitPtr->nextPtr) {
	if ((exitPtr->proc == proc)
................................................................................

    /*
     * We use TclThreadDataKeyGet here, rather than Tcl_GetThreadData, because
     * we don't want to initialize the data block if it hasn't been
     * initialized already.
     */

    tsdPtr = TclThreadDataKeyGet(&dataKey);
    if (tsdPtr != NULL) {
	tsdPtr->inExit = 1;

	for (exitPtr = tsdPtr->firstExitPtr; exitPtr != NULL;
		exitPtr = tsdPtr->firstExitPtr) {
	    /*
	     * Be careful to remove the handler from the list before invoking
................................................................................
 *
 *----------------------------------------------------------------------
 */

int
TclInThreadExit(void)
{
    ThreadSpecificData *tsdPtr = TclThreadDataKeyGet(&dataKey);

    if (tsdPtr == NULL) {
	return 0;
    }
    return tsdPtr->inExit;
}
 
................................................................................
 *
 *----------------------------------------------------------------------
 */

	/* ARGSUSED */
int
Tcl_VwaitObjCmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int done, foundEvent;
    const char *nameString;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    nameString = Tcl_GetString(objv[1]);
    if (Tcl_TraceVar2(interp, nameString, NULL,
................................................................................
    Tcl_ResetResult(interp);
    return TCL_OK;
}

	/* ARGSUSED */
static char *
VwaitVarProc(
    ClientData clientData,	/* Pointer to integer to set to 1. */
    Tcl_Interp *interp,		/* Interpreter containing variable. */
    const char *name1,		/* Name of variable. */
    const char *name2,		/* Second part of variable name. */
    int flags)			/* Information about what happened. */
{
    int *donePtr = clientData;


    *donePtr = 1;
    Tcl_UntraceVar(interp, name1, TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
	    VwaitVarProc, clientData);
    return NULL;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
 *
 *----------------------------------------------------------------------
 */

	/* ARGSUSED */
int
Tcl_UpdateObjCmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int optionIndex;
    int flags = 0;		/* Initialized to avoid compiler warning. */
    static const char *const updateOptions[] = {"idletasks", NULL};
    enum updateOptions {OPT_IDLETASKS};


    if (objc == 1) {
	flags = TCL_ALL_EVENTS|TCL_DONT_WAIT;
    } else if (objc == 2) {
	if (Tcl_GetIndexFromObj(interp, objv[1], updateOptions,
		"option", 0, &optionIndex) != TCL_OK) {
	    return TCL_ERROR;
................................................................................
 *	Initializes Tcl notifier for the current thread.
 *
 *----------------------------------------------------------------------
 */

static Tcl_ThreadCreateType
NewThreadProc(
    ClientData clientData)
{
    ThreadClientData *cdPtr = clientData;
    ClientData threadClientData;
    Tcl_ThreadCreateProc *threadProc;

    threadProc = cdPtr->proc;
    threadClientData = cdPtr->clientData;
    ckfree(clientData);		/* Allocated in Tcl_CreateThread() */

    threadProc(threadClientData);
................................................................................
 *----------------------------------------------------------------------
 */

int
Tcl_CreateThread(
    Tcl_ThreadId *idPtr,	/* Return, the ID of the thread */
    Tcl_ThreadCreateProc *proc,	/* Main() function of the thread */
    ClientData clientData,	/* The one argument to Main() */
    int stackSize,		/* Size of stack for the new thread */
    int flags)			/* Flags controlling behaviour of the new
				 * thread. */
{
#if TCL_THREADS
    ThreadClientData *cdPtr = ckalloc(sizeof(ThreadClientData));
    int result;

    cdPtr->proc = proc;
    cdPtr->clientData = clientData;
    result = TclpThreadCreate(idPtr, NewThreadProc, cdPtr, stackSize, flags);
    if (result != TCL_OK) {
	ckfree(cdPtr);






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/*
 * For each exit handler created with a call to Tcl_Create(Late)ExitHandler
 * there is a structure of the following type:
 */

typedef struct ExitHandler {
    Tcl_ExitProc *proc;		/* Function to call when process exits. */
    void *clientData;	/* One word of information to pass to proc. */
    struct ExitHandler *nextPtr;/* Next in list of all exit handlers for this
				 * application, or NULL for end of list. */
} ExitHandler;

/*
 * There is both per-process and per-thread exit handlers. The first list is
 * controlled by a mutex. The other is in thread local storage.
................................................................................
				 * standard channels. */
} ThreadSpecificData;
static Tcl_ThreadDataKey dataKey;

#if TCL_THREADS
typedef struct {
    Tcl_ThreadCreateProc *proc;	/* Main() function of the thread */
    void *clientData;	/* The one argument to Main() */
} ThreadClientData;
static Tcl_ThreadCreateType NewThreadProc(void *clientData);
#endif /* TCL_THREADS */

/*
 * Prototypes for functions referenced only in this file:
 */

static void		BgErrorDeleteProc(void *clientData,
			    Tcl_Interp *interp);
static void		HandleBgErrors(void *clientData);
static char *		VwaitVarProc(void *clientData,
			    Tcl_Interp *interp, const char *name1,
			    const char *name2, int flags);
static void		InvokeExitHandlers(void);
static void		FinalizeThread(int quick);
 
/*
 *----------------------------------------------------------------------
................................................................................
    BgError *errPtr;
    ErrAssocData *assocPtr;

    if (code == TCL_OK) {
	return;
    }

    errPtr = (BgError*)ckalloc(sizeof(BgError));
    errPtr->errorMsg = Tcl_GetObjResult(interp);
    Tcl_IncrRefCount(errPtr->errorMsg);
    errPtr->returnOpts = Tcl_GetReturnOptions(interp, code);
    Tcl_IncrRefCount(errPtr->returnOpts);
    errPtr->nextPtr = NULL;

    (void) TclGetBgErrorHandler(interp);
    assocPtr = (ErrAssocData *)Tcl_GetAssocData(interp, "tclBgError", NULL);
    if (assocPtr->firstBgPtr == NULL) {
	assocPtr->firstBgPtr = errPtr;
	Tcl_DoWhenIdle(HandleBgErrors, assocPtr);
    } else {
	assocPtr->lastBgPtr->nextPtr = errPtr;
    }
    assocPtr->lastBgPtr = errPtr;
................................................................................
 *	Depends on what actions the handler command takes for the errors.
 *
 *----------------------------------------------------------------------
 */

static void
HandleBgErrors(
    void *clientData)	/* Pointer to ErrAssocData structure. */
{
    ErrAssocData *assocPtr = (ErrAssocData *)clientData;
    Tcl_Interp *interp = assocPtr->interp;
    BgError *errPtr;

    /*
     * Not bothering to save/restore the interp state. Assume that any code
     * that has interp state it needs to keep will make its own
     * Tcl_SaveInterpState call before calling something like Tcl_DoOneEvent()
................................................................................
	 */

	Tcl_Obj *copyObj = TclListObjCopy(NULL, assocPtr->cmdPrefix);

	errPtr = assocPtr->firstBgPtr;

	Tcl_ListObjGetElements(NULL, copyObj, &prefixObjc, &prefixObjv);
	tempObjv = (Tcl_Obj**)ckalloc((prefixObjc+2) * sizeof(Tcl_Obj *));
	memcpy(tempObjv, prefixObjv, prefixObjc*sizeof(Tcl_Obj *));
	tempObjv[prefixObjc] = errPtr->errorMsg;
	tempObjv[prefixObjc+1] = errPtr->returnOpts;
	Tcl_AllowExceptions(interp);
	code = Tcl_EvalObjv(interp, prefixObjc+2, tempObjv, TCL_EVAL_GLOBAL);

	/*
................................................................................
 *	Depends on what actions the "bgerror" command takes for the errors.
 *
 *----------------------------------------------------------------------
 */

int
TclDefaultBgErrorHandlerObjCmd(
    void *dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *keyPtr, *valuePtr;
    Tcl_Obj *tempObjv[2];
    int result, code, level;
    Tcl_InterpState saved;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "msg options");
	return TCL_ERROR;
    }

    /*
................................................................................
 */

void
TclSetBgErrorHandler(
    Tcl_Interp *interp,
    Tcl_Obj *cmdPrefix)
{
    ErrAssocData *assocPtr = (ErrAssocData *)Tcl_GetAssocData(interp, "tclBgError", NULL);

    if (cmdPrefix == NULL) {
	Tcl_Panic("TclSetBgErrorHandler: NULL cmdPrefix argument");
    }
    if (assocPtr == NULL) {
	/*
	 * First access: initialize.
	 */

	assocPtr = (ErrAssocData*)ckalloc(sizeof(ErrAssocData));
	assocPtr->interp = interp;
	assocPtr->cmdPrefix = NULL;
	assocPtr->firstBgPtr = NULL;
	assocPtr->lastBgPtr = NULL;
	Tcl_SetAssocData(interp, "tclBgError", BgErrorDeleteProc, assocPtr);
    }
    if (assocPtr->cmdPrefix) {
................................................................................
 *----------------------------------------------------------------------
 */

Tcl_Obj *
TclGetBgErrorHandler(
    Tcl_Interp *interp)
{
    ErrAssocData *assocPtr = (ErrAssocData *)Tcl_GetAssocData(interp, "tclBgError", NULL);

    if (assocPtr == NULL) {
	Tcl_Obj *bgerrorObj;

	TclNewLiteralStringObj(bgerrorObj, "::tcl::Bgerror");
	TclSetBgErrorHandler(interp, bgerrorObj);
	assocPtr = (ErrAssocData *)Tcl_GetAssocData(interp, "tclBgError", NULL);
    }
    return assocPtr->cmdPrefix;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
 *	reports, they are canceled.
 *
 *----------------------------------------------------------------------
 */

static void
BgErrorDeleteProc(
    void *clientData,	/* Pointer to ErrAssocData structure. */
    Tcl_Interp *dummy)		/* Interpreter being deleted. */
{
    ErrAssocData *assocPtr = (ErrAssocData *)clientData;
    BgError *errPtr;
    (void)dummy;

    while (assocPtr->firstBgPtr != NULL) {
	errPtr = assocPtr->firstBgPtr;
	assocPtr->firstBgPtr = errPtr->nextPtr;
	Tcl_DecrRefCount(errPtr->errorMsg);
	Tcl_DecrRefCount(errPtr->returnOpts);
	ckfree(errPtr);
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
Tcl_CreateExitHandler(
    Tcl_ExitProc *proc,		/* Function to invoke. */
    void *clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr = (ExitHandler*)ckalloc(sizeof(ExitHandler));

    exitPtr->proc = proc;
    exitPtr->clientData = clientData;
    Tcl_MutexLock(&exitMutex);
    exitPtr->nextPtr = firstExitPtr;
    firstExitPtr = exitPtr;
    Tcl_MutexUnlock(&exitMutex);
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
TclCreateLateExitHandler(
    Tcl_ExitProc *proc,		/* Function to invoke. */
    void *clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr = (ExitHandler*)ckalloc(sizeof(ExitHandler));

    exitPtr->proc = proc;
    exitPtr->clientData = clientData;
    Tcl_MutexLock(&exitMutex);
    exitPtr->nextPtr = firstLateExitPtr;
    firstLateExitPtr = exitPtr;
    Tcl_MutexUnlock(&exitMutex);
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
Tcl_DeleteExitHandler(
    Tcl_ExitProc *proc,		/* Function that was previously registered. */
    void *clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr, *prevPtr;

    Tcl_MutexLock(&exitMutex);
    for (prevPtr = NULL, exitPtr = firstExitPtr; exitPtr != NULL;
	    prevPtr = exitPtr, exitPtr = exitPtr->nextPtr) {
	if ((exitPtr->proc == proc)
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
TclDeleteLateExitHandler(
    Tcl_ExitProc *proc,		/* Function that was previously registered. */
    void *clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr, *prevPtr;

    Tcl_MutexLock(&exitMutex);
    for (prevPtr = NULL, exitPtr = firstLateExitPtr; exitPtr != NULL;
	    prevPtr = exitPtr, exitPtr = exitPtr->nextPtr) {
	if ((exitPtr->proc == proc)
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
Tcl_CreateThreadExitHandler(
    Tcl_ExitProc *proc,		/* Function to invoke. */
    void *clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr;
    ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&dataKey);

    exitPtr = (ExitHandler*)ckalloc(sizeof(ExitHandler));
    exitPtr->proc = proc;
    exitPtr->clientData = clientData;
    exitPtr->nextPtr = tsdPtr->firstExitPtr;
    tsdPtr->firstExitPtr = exitPtr;
}
 
/*
................................................................................
 *
 *----------------------------------------------------------------------
 */

void
Tcl_DeleteThreadExitHandler(
    Tcl_ExitProc *proc,		/* Function that was previously registered. */
    void *clientData)	/* Arbitrary value to pass to proc. */
{
    ExitHandler *exitPtr, *prevPtr;
    ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&dataKey);

    for (prevPtr = NULL, exitPtr = tsdPtr->firstExitPtr; exitPtr != NULL;
	    prevPtr = exitPtr, exitPtr = exitPtr->nextPtr) {
	if ((exitPtr->proc == proc)
................................................................................

    /*
     * We use TclThreadDataKeyGet here, rather than Tcl_GetThreadData, because
     * we don't want to initialize the data block if it hasn't been
     * initialized already.
     */

    tsdPtr = (ThreadSpecificData*)TclThreadDataKeyGet(&dataKey);
    if (tsdPtr != NULL) {
	tsdPtr->inExit = 1;

	for (exitPtr = tsdPtr->firstExitPtr; exitPtr != NULL;
		exitPtr = tsdPtr->firstExitPtr) {
	    /*
	     * Be careful to remove the handler from the list before invoking
................................................................................
 *
 *----------------------------------------------------------------------
 */

int
TclInThreadExit(void)
{
    ThreadSpecificData *tsdPtr = (ThreadSpecificData *)TclThreadDataKeyGet(&dataKey);

    if (tsdPtr == NULL) {
	return 0;
    }
    return tsdPtr->inExit;
}
 
................................................................................
 *
 *----------------------------------------------------------------------
 */

	/* ARGSUSED */
int
Tcl_VwaitObjCmd(
    void *dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int done, foundEvent;
    const char *nameString;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    nameString = Tcl_GetString(objv[1]);
    if (Tcl_TraceVar2(interp, nameString, NULL,
................................................................................
    Tcl_ResetResult(interp);
    return TCL_OK;
}

	/* ARGSUSED */
static char *
VwaitVarProc(
    void *clientData,	/* Pointer to integer to set to 1. */
    Tcl_Interp *interp,		/* Interpreter containing variable. */
    const char *name1,		/* Name of variable. */
    const char *name2,		/* Second part of variable name. */
    int flags)			/* Information about what happened. */
{
    int *donePtr = (int *)clientData;
    (void)flags;

    *donePtr = 1;
    Tcl_UntraceVar2(interp, name1, name2, TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
	    VwaitVarProc, clientData);
    return NULL;
}
 
/*
 *----------------------------------------------------------------------
 *
................................................................................
 *
 *----------------------------------------------------------------------
 */

	/* ARGSUSED */
int
Tcl_UpdateObjCmd(
    void *dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int optionIndex;
    int flags = 0;		/* Initialized to avoid compiler warning. */
    static const char *const updateOptions[] = {"idletasks", NULL};
    enum updateOptions {OPT_IDLETASKS};
    (void)dummy;

    if (objc == 1) {
	flags = TCL_ALL_EVENTS|TCL_DONT_WAIT;
    } else if (objc == 2) {
	if (Tcl_GetIndexFromObj(interp, objv[1], updateOptions,
		"option", 0, &optionIndex) != TCL_OK) {
	    return TCL_ERROR;
................................................................................
 *	Initializes Tcl notifier for the current thread.
 *
 *----------------------------------------------------------------------
 */

static Tcl_ThreadCreateType
NewThreadProc(
    void *clientData)
{
    ThreadClientData *cdPtr = (ThreadClientData *)clientData;
    void *threadClientData;
    Tcl_ThreadCreateProc *threadProc;

    threadProc = cdPtr->proc;
    threadClientData = cdPtr->clientData;
    ckfree(clientData);		/* Allocated in Tcl_CreateThread() */

    threadProc(threadClientData);
................................................................................
 *----------------------------------------------------------------------
 */

int
Tcl_CreateThread(
    Tcl_ThreadId *idPtr,	/* Return, the ID of the thread */
    Tcl_ThreadCreateProc *proc,	/* Main() function of the thread */
    void *clientData,	/* The one argument to Main() */
    int stackSize,		/* Size of stack for the new thread */
    int flags)			/* Flags controlling behaviour of the new
				 * thread. */
{
#if TCL_THREADS
    ThreadClientData *cdPtr = (ThreadClientData *)ckalloc(sizeof(ThreadClientData));
    int result;

    cdPtr->proc = proc;
    cdPtr->clientData = clientData;
    result = TclpThreadCreate(idPtr, NewThreadProc, cdPtr, stackSize, flags);
    if (result != TCL_OK) {
	ckfree(cdPtr);

Changes to generic/tclExecute.c.

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	objPtr->internalRep.twoPtrValue.ptr1 = auxObjList;	\
	auxObjList = objPtr;					\
    } while (0)

#define POP_TAUX_OBJ() \
    do {							\
	tmpPtr = auxObjList;					\
	auxObjList = tmpPtr->internalRep.twoPtrValue.ptr1;	\
	Tcl_DecrRefCount(tmpPtr);				\
    } while (0)
 
/*
 * These variable-access macros have to coincide with those in tclVar.c
 */

................................................................................
    assert(irPtr != NULL);

    /*
     * First kill the search, and then release the reference to the dictionary
     * that we were holding.
     */

    searchPtr = irPtr->twoPtrValue.ptr1;
    Tcl_DictObjDone(searchPtr);
    ckfree(searchPtr);

    dictPtr = irPtr->twoPtrValue.ptr2;
    TclDecrRefCount(dictPtr);
}
 
/*
 *----------------------------------------------------------------------
 *
 * InitByteCodeExecution --
................................................................................
ExecEnv *
TclCreateExecEnv(
    Tcl_Interp *interp,		/* Interpreter for which the execution
				 * environment is being created. */
    int size)			/* The initial stack size, in number of words
				 * [sizeof(Tcl_Obj*)] */
{
    ExecEnv *eePtr = ckalloc(sizeof(ExecEnv));
    ExecStack *esPtr = ckalloc(sizeof(ExecStack)
	    + (size_t) (size-1) * sizeof(Tcl_Obj *));

    eePtr->execStackPtr = esPtr;
    TclNewIntObj(eePtr->constants[0], 0);
    Tcl_IncrRefCount(eePtr->constants[0]);
    TclNewIntObj(eePtr->constants[1], 1);
    Tcl_IncrRefCount(eePtr->constants[1]);
................................................................................
#else
    newElems = needed;
#endif

    newBytes = sizeof(ExecStack) + (newElems-1) * sizeof(Tcl_Obj *);

    oldPtr = esPtr;
    esPtr = ckalloc(newBytes);

    oldPtr->nextPtr = esPtr;
    esPtr->prevPtr = oldPtr;
    esPtr->nextPtr = NULL;
    esPtr->endPtr = &esPtr->stackWords[newElems-1];

  newStackReady:
................................................................................

static int
CopyCallback(
    ClientData data[],
    Tcl_Interp *dummy,
    int result)
{
    Tcl_Obj **resultPtrPtr = data[0];
    Tcl_Obj *resultPtr = data[1];

    (void)dummy;

    if (result == TCL_OK) {
	*resultPtrPtr = resultPtr;
	Tcl_IncrRefCount(resultPtr);
    } else {
	Tcl_DecrRefCount(resultPtr);
................................................................................

static int
ExprObjCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_InterpState state = data[0];
    Tcl_Obj *resultPtr = data[1];

    if (result == TCL_OK) {
	TclSetDuplicateObj(resultPtr, Tcl_GetObjResult(interp));
	(void) Tcl_RestoreInterpState(interp, state);
    } else {
	Tcl_DiscardInterpState(state);
    }
................................................................................
	    CmdFrame *ctxCopyPtr;
	    int redo;

	    if (!hePtr) {
		return codePtr;
	    }

	    eclPtr = Tcl_GetHashValue(hePtr);
	    redo = 0;
	    ctxCopyPtr = TclStackAlloc(interp, sizeof(CmdFrame));
	    *ctxCopyPtr = *invoker;

	    if (invoker->type == TCL_LOCATION_BC) {
		/*
		 * Note: Type BC => ctx.data.eval.path    is not used.
		 *		    ctx.data.tebc.codePtr used instead
		 */
................................................................................
#define TCONST(i)	(constants[(i)])

    /*
     * These macros are just meant to save some global variables that are not
     * used too frequently
     */

    TEBCdata *TD = data[0];
#define auxObjList	(TD->auxObjList)
#define catchTop	(TD->catchTop)
#define codePtr		(TD->codePtr)
#define curEvalFlags	PTR2INT(data[3])  /* calling iPtr->evalFlags */

    /*
     * Globals: variables that store state, must remain valid at all times.
     */

    Tcl_Obj **tosPtr;		/* Cached pointer to top of evaluation
				 * stack. */
    const unsigned char *pc = data[1];
                                /* The current program counter. */
    unsigned char inst;         /* The currently running instruction */

    /*
     * Transfer variables - needed only between opcodes, but not while
     * executing an instruction.
     */
................................................................................
		    "self may only be called from inside a method",
		    -1));
	    DECACHE_STACK_INFO();
	    Tcl_SetErrorCode(interp, "TCL", "OO", "CONTEXT_REQUIRED", NULL);
	    CACHE_STACK_INFO();
	    goto gotError;
	}
	contextPtr = framePtr->clientData;

	/*
	 * Call out to get the name; it's expensive to compute but cached.
	 */

	objResultPtr = TclOOObjectName(interp, contextPtr->oPtr);
	TRACE_WITH_OBJ(("=> "), objResultPtr);
................................................................................
		    "nextto may only be called from inside a method",
		    -1));
	    DECACHE_STACK_INFO();
	    Tcl_SetErrorCode(interp, "TCL", "OO", "CONTEXT_REQUIRED", NULL);
	    CACHE_STACK_INFO();
	    goto gotError;
	}
	contextPtr = framePtr->clientData;

	oPtr = (Object *) Tcl_GetObjectFromObj(interp, valuePtr);
	if (oPtr == NULL) {
	    TRACE_APPEND(("ERROR: \"%.30s\" not object\n", O2S(valuePtr)));
	    goto gotError;
	} else {
	    Class *classPtr = oPtr->classPtr;
................................................................................
		    "next may only be called from inside a method",
		    -1));
	    DECACHE_STACK_INFO();
	    Tcl_SetErrorCode(interp, "TCL", "OO", "CONTEXT_REQUIRED", NULL);
	    CACHE_STACK_INFO();
	    goto gotError;
	}
	contextPtr = framePtr->clientData;

	newDepth = contextPtr->index + 1;
	if (newDepth >= contextPtr->callPtr->numChain) {
	    /*
	     * We're at the end of the chain; generate an error message unless
	     * the interpreter is being torn down, in which case we might be
	     * getting here because of methods/destructors doing a [next] (or
................................................................................
    case INST_FOREACH_START4: /* DEPRECATED */
	/*
	 * Initialize the temporary local var that holds the count of the
	 * number of iterations of the loop body to -1.
	 */

	opnd = TclGetUInt4AtPtr(pc+1);
	infoPtr = codePtr->auxDataArrayPtr[opnd].clientData;
	iterTmpIndex = infoPtr->loopCtTemp;
	iterVarPtr = LOCAL(iterTmpIndex);
	oldValuePtr = iterVarPtr->value.objPtr;

	if (oldValuePtr == NULL) {
	    TclNewIntObj(iterVarPtr->value.objPtr, -1);
	    Tcl_IncrRefCount(iterVarPtr->value.objPtr);
................................................................................
	/*
	 * "Step" a foreach loop (i.e., begin its next iteration) by assigning
	 * the next value list element to each loop var.
	 */

	opnd = TclGetUInt4AtPtr(pc+1);
	TRACE(("%u => ", opnd));
	infoPtr = codePtr->auxDataArrayPtr[opnd].clientData;
	numLists = infoPtr->numLists;

	/*
	 * Increment the temp holding the loop iteration number.
	 */

	iterVarPtr = LOCAL(infoPtr->loopCtTemp);
................................................................................
    case INST_FOREACH_START:
	/*
	 * Initialize the data for the looping construct, pushing the
	 * corresponding Tcl_Objs to the stack.
	 */

	opnd = TclGetUInt4AtPtr(pc+1);
	infoPtr = codePtr->auxDataArrayPtr[opnd].clientData;
	numLists = infoPtr->numLists;
	TRACE(("%u => ", opnd));

	/*
	 * Compute the number of iterations that will be run: iterMax
	 */

................................................................................
    case INST_FOREACH_STEP:
	/*
	 * "Step" a foreach loop (i.e., begin its next iteration) by assigning
	 * the next value list element to each loop var.
	 */

	tmpPtr = OBJ_AT_TOS;
	infoPtr = tmpPtr->internalRep.twoPtrValue.ptr1;
	numLists = infoPtr->numLists;
	TRACE(("=> "));

	tmpPtr = OBJ_AT_DEPTH(1);
	iterNum = (size_t)tmpPtr->internalRep.twoPtrValue.ptr1;
	iterMax = (size_t)tmpPtr->internalRep.twoPtrValue.ptr2;

................................................................................
	 */
	pc++;
#endif

    case INST_FOREACH_END:
	/* THIS INSTRUCTION IS ONLY CALLED AS A BREAK TARGET */
	tmpPtr = OBJ_AT_TOS;
	infoPtr = tmpPtr->internalRep.twoPtrValue.ptr1;
	numLists = infoPtr->numLists;
	TRACE(("=> loop terminated\n"));
	NEXT_INST_V(1, numLists+2, 0);

    case INST_LMAP_COLLECT:
	/*
	 * This instruction is only issued by lmap. The stack is:
................................................................................
	 *   - loop counters
	 *   - valLists
	 *   - collecting obj (unshared)
	 * The instruction lappends the result to the collecting obj.
	 */

	tmpPtr = OBJ_AT_DEPTH(1);
	infoPtr = tmpPtr->internalRep.twoPtrValue.ptr1;
	numLists = infoPtr->numLists;
	TRACE_APPEND(("=> appending to list at depth %d\n", 3 + numLists));

	objPtr = OBJ_AT_DEPTH(3 + numLists);
	Tcl_ListObjAppendElement(NULL, objPtr, OBJ_AT_TOS);
	NEXT_INST_F(1, 1, 0);
    }
................................................................................
	TRACE_APPEND(("%.30s\n", O2S(objResultPtr)));
	NEXT_INST_F(5, 2, 1);

    case INST_DICT_FIRST:
	opnd = TclGetUInt4AtPtr(pc+1);
	TRACE(("%u => ", opnd));
	dictPtr = POP_OBJECT();
	searchPtr = ckalloc(sizeof(Tcl_DictSearch));
	if (Tcl_DictObjFirst(interp, dictPtr, searchPtr, &keyPtr,
		&valuePtr, &done) != TCL_OK) {

	    /*
	     * dictPtr is no longer on the stack, and we're not
	     * moving it into the intrep of an iterator.  We need
	     * to drop the refcount [Tcl Bug 9b352768e6].
................................................................................
	TRACE(("%u => ", opnd));
	statePtr = (*LOCAL(opnd)).value.objPtr;
	{
	    const Tcl_ObjIntRep *irPtr;

	    if (statePtr &&
		    (irPtr = TclFetchIntRep(statePtr, &dictIteratorType))) {
		searchPtr = irPtr->twoPtrValue.ptr1;
		Tcl_DictObjNext(searchPtr, &keyPtr, &valuePtr, &done);
	    } else {
		Tcl_Panic("mis-issued dictNext!");
	    }
	}
    pushDictIteratorResult:
	if (done) {
................................................................................
	JUMP_PEEPHOLE_F(done, 5, 0);

    case INST_DICT_UPDATE_START:
	opnd = TclGetUInt4AtPtr(pc+1);
	opnd2 = TclGetUInt4AtPtr(pc+5);
	TRACE(("%u => ", opnd));
	varPtr = LOCAL(opnd);
	duiPtr = codePtr->auxDataArrayPtr[opnd2].clientData;
	while (TclIsVarLink(varPtr)) {
	    varPtr = varPtr->value.linkPtr;
	}
	if (TclIsVarDirectReadable(varPtr)) {
	    dictPtr = varPtr->value.objPtr;
	} else {
	    DECACHE_STACK_INFO();
................................................................................
	NEXT_INST_F(9, 0, 0);

    case INST_DICT_UPDATE_END:
	opnd = TclGetUInt4AtPtr(pc+1);
	opnd2 = TclGetUInt4AtPtr(pc+5);
	TRACE(("%u => ", opnd));
	varPtr = LOCAL(opnd);
	duiPtr = codePtr->auxDataArrayPtr[opnd2].clientData;
	while (TclIsVarLink(varPtr)) {
	    varPtr = varPtr->value.linkPtr;
	}
	if (TclIsVarDirectReadable(varPtr)) {
	    dictPtr = varPtr->value.objPtr;
	} else {
	    DECACHE_STACK_INFO();
................................................................................
static int
FinalizeOONext(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    CallContext *contextPtr = data[1];

    /*
     * Reset the variable lookup frame.
     */

    iPtr->varFramePtr = data[0];

    /*
     * Restore the call chain context index as we've finished the inner invoke
     * and want to operate in the outer context again.
     */

    contextPtr->index = PTR2INT(data[2]);
................................................................................
static int
FinalizeOONextFilter(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    CallContext *contextPtr = data[1];

    /*
     * Reset the variable lookup frame.
     */

    iPtr->varFramePtr = data[0];

    /*
     * Restore the call chain context index as we've finished the inner invoke
     * and want to operate in the outer context again.
     */

    contextPtr->index = PTR2INT(data[2]);
................................................................................
		Tcl_FindHashEntry(iPtr->lineBCPtr, codePtr);

	if (!hePtr) {
	    return;
	}

	srcOffset = cfPtr->cmd - codePtr->source;
	eclPtr = Tcl_GetHashValue(hePtr);

	for (i=0; i < eclPtr->nuloc; i++) {
	    if (eclPtr->loc[i].srcOffset == srcOffset) {
		locPtr = eclPtr->loc+i;
		break;
	    }
	}






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	objPtr->internalRep.twoPtrValue.ptr1 = auxObjList;	\
	auxObjList = objPtr;					\
    } while (0)

#define POP_TAUX_OBJ() \
    do {							\
	tmpPtr = auxObjList;					\
	auxObjList = (Tcl_Obj *)tmpPtr->internalRep.twoPtrValue.ptr1;	\
	Tcl_DecrRefCount(tmpPtr);				\
    } while (0)
 
/*
 * These variable-access macros have to coincide with those in tclVar.c
 */

................................................................................
    assert(irPtr != NULL);

    /*
     * First kill the search, and then release the reference to the dictionary
     * that we were holding.
     */

    searchPtr = (Tcl_DictSearch *)irPtr->twoPtrValue.ptr1;
    Tcl_DictObjDone(searchPtr);
    ckfree(searchPtr);

    dictPtr = (Tcl_Obj *)irPtr->twoPtrValue.ptr2;
    TclDecrRefCount(dictPtr);
}
 
/*
 *----------------------------------------------------------------------
 *
 * InitByteCodeExecution --
................................................................................
ExecEnv *
TclCreateExecEnv(
    Tcl_Interp *interp,		/* Interpreter for which the execution
				 * environment is being created. */
    int size)			/* The initial stack size, in number of words
				 * [sizeof(Tcl_Obj*)] */
{
    ExecEnv *eePtr = (ExecEnv *)ckalloc(sizeof(ExecEnv));
    ExecStack *esPtr = (ExecStack *)ckalloc(sizeof(ExecStack)
	    + (size_t) (size-1) * sizeof(Tcl_Obj *));

    eePtr->execStackPtr = esPtr;
    TclNewIntObj(eePtr->constants[0], 0);
    Tcl_IncrRefCount(eePtr->constants[0]);
    TclNewIntObj(eePtr->constants[1], 1);
    Tcl_IncrRefCount(eePtr->constants[1]);
................................................................................
#else
    newElems = needed;
#endif

    newBytes = sizeof(ExecStack) + (newElems-1) * sizeof(Tcl_Obj *);

    oldPtr = esPtr;
    esPtr = (ExecStack *)ckalloc(newBytes);

    oldPtr->nextPtr = esPtr;
    esPtr->prevPtr = oldPtr;
    esPtr->nextPtr = NULL;
    esPtr->endPtr = &esPtr->stackWords[newElems-1];

  newStackReady:
................................................................................

static int
CopyCallback(
    ClientData data[],
    Tcl_Interp *dummy,
    int result)
{
    Tcl_Obj **resultPtrPtr = (Tcl_Obj **)data[0];
    Tcl_Obj *resultPtr = (Tcl_Obj *)data[1];
    (void)dummy;
    (void)dummy;

    if (result == TCL_OK) {
	*resultPtrPtr = resultPtr;
	Tcl_IncrRefCount(resultPtr);
    } else {
	Tcl_DecrRefCount(resultPtr);
................................................................................

static int
ExprObjCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_InterpState state = (Tcl_InterpState)data[0];
    Tcl_Obj *resultPtr = (Tcl_Obj *)data[1];

    if (result == TCL_OK) {
	TclSetDuplicateObj(resultPtr, Tcl_GetObjResult(interp));
	(void) Tcl_RestoreInterpState(interp, state);
    } else {
	Tcl_DiscardInterpState(state);
    }
................................................................................
	    CmdFrame *ctxCopyPtr;
	    int redo;

	    if (!hePtr) {
		return codePtr;
	    }

	    eclPtr = (ExtCmdLoc *)Tcl_GetHashValue(hePtr);
	    redo = 0;
	    ctxCopyPtr = (CmdFrame *)TclStackAlloc(interp, sizeof(CmdFrame));
	    *ctxCopyPtr = *invoker;

	    if (invoker->type == TCL_LOCATION_BC) {
		/*
		 * Note: Type BC => ctx.data.eval.path    is not used.
		 *		    ctx.data.tebc.codePtr used instead
		 */
................................................................................
#define TCONST(i)	(constants[(i)])

    /*
     * These macros are just meant to save some global variables that are not
     * used too frequently
     */

    TEBCdata *TD = (TEBCdata *)data[0];
#define auxObjList	(TD->auxObjList)
#define catchTop	(TD->catchTop)
#define codePtr		(TD->codePtr)
#define curEvalFlags	PTR2INT(data[3])  /* calling iPtr->evalFlags */

    /*
     * Globals: variables that store state, must remain valid at all times.
     */

    Tcl_Obj **tosPtr;		/* Cached pointer to top of evaluation
				 * stack. */
    const unsigned char *pc = (const unsigned char *)data[1];
                                /* The current program counter. */
    unsigned char inst;         /* The currently running instruction */

    /*
     * Transfer variables - needed only between opcodes, but not while
     * executing an instruction.
     */
................................................................................
		    "self may only be called from inside a method",
		    -1));
	    DECACHE_STACK_INFO();
	    Tcl_SetErrorCode(interp, "TCL", "OO", "CONTEXT_REQUIRED", NULL);
	    CACHE_STACK_INFO();
	    goto gotError;
	}
	contextPtr = (CallContext *)framePtr->clientData;

	/*
	 * Call out to get the name; it's expensive to compute but cached.
	 */

	objResultPtr = TclOOObjectName(interp, contextPtr->oPtr);
	TRACE_WITH_OBJ(("=> "), objResultPtr);
................................................................................
		    "nextto may only be called from inside a method",
		    -1));
	    DECACHE_STACK_INFO();
	    Tcl_SetErrorCode(interp, "TCL", "OO", "CONTEXT_REQUIRED", NULL);
	    CACHE_STACK_INFO();
	    goto gotError;
	}
	contextPtr = (CallContext *)framePtr->clientData;

	oPtr = (Object *) Tcl_GetObjectFromObj(interp, valuePtr);
	if (oPtr == NULL) {
	    TRACE_APPEND(("ERROR: \"%.30s\" not object\n", O2S(valuePtr)));
	    goto gotError;
	} else {
	    Class *classPtr = oPtr->classPtr;
................................................................................
		    "next may only be called from inside a method",
		    -1));
	    DECACHE_STACK_INFO();
	    Tcl_SetErrorCode(interp, "TCL", "OO", "CONTEXT_REQUIRED", NULL);
	    CACHE_STACK_INFO();
	    goto gotError;
	}
	contextPtr = (CallContext *)framePtr->clientData;

	newDepth = contextPtr->index + 1;
	if (newDepth >= contextPtr->callPtr->numChain) {
	    /*
	     * We're at the end of the chain; generate an error message unless
	     * the interpreter is being torn down, in which case we might be
	     * getting here because of methods/destructors doing a [next] (or
................................................................................
    case INST_FOREACH_START4: /* DEPRECATED */
	/*
	 * Initialize the temporary local var that holds the count of the
	 * number of iterations of the loop body to -1.
	 */

	opnd = TclGetUInt4AtPtr(pc+1);
	infoPtr = (ForeachInfo *)codePtr->auxDataArrayPtr[opnd].clientData;
	iterTmpIndex = infoPtr->loopCtTemp;
	iterVarPtr = LOCAL(iterTmpIndex);
	oldValuePtr = iterVarPtr->value.objPtr;

	if (oldValuePtr == NULL) {
	    TclNewIntObj(iterVarPtr->value.objPtr, -1);
	    Tcl_IncrRefCount(iterVarPtr->value.objPtr);
................................................................................
	/*
	 * "Step" a foreach loop (i.e., begin its next iteration) by assigning
	 * the next value list element to each loop var.
	 */

	opnd = TclGetUInt4AtPtr(pc+1);
	TRACE(("%u => ", opnd));
	infoPtr = (ForeachInfo *)codePtr->auxDataArrayPtr[opnd].clientData;
	numLists = infoPtr->numLists;

	/*
	 * Increment the temp holding the loop iteration number.
	 */

	iterVarPtr = LOCAL(infoPtr->loopCtTemp);
................................................................................
    case INST_FOREACH_START:
	/*
	 * Initialize the data for the looping construct, pushing the
	 * corresponding Tcl_Objs to the stack.
	 */

	opnd = TclGetUInt4AtPtr(pc+1);
	infoPtr = (ForeachInfo *)codePtr->auxDataArrayPtr[opnd].clientData;
	numLists = infoPtr->numLists;
	TRACE(("%u => ", opnd));

	/*
	 * Compute the number of iterations that will be run: iterMax
	 */

................................................................................
    case INST_FOREACH_STEP:
	/*
	 * "Step" a foreach loop (i.e., begin its next iteration) by assigning
	 * the next value list element to each loop var.
	 */

	tmpPtr = OBJ_AT_TOS;
	infoPtr = (ForeachInfo *)tmpPtr->internalRep.twoPtrValue.ptr1;
	numLists = infoPtr->numLists;
	TRACE(("=> "));

	tmpPtr = OBJ_AT_DEPTH(1);
	iterNum = (size_t)tmpPtr->internalRep.twoPtrValue.ptr1;
	iterMax = (size_t)tmpPtr->internalRep.twoPtrValue.ptr2;

................................................................................
	 */
	pc++;
#endif

    case INST_FOREACH_END:
	/* THIS INSTRUCTION IS ONLY CALLED AS A BREAK TARGET */
	tmpPtr = OBJ_AT_TOS;
	infoPtr = (ForeachInfo *)tmpPtr->internalRep.twoPtrValue.ptr1;
	numLists = infoPtr->numLists;
	TRACE(("=> loop terminated\n"));
	NEXT_INST_V(1, numLists+2, 0);

    case INST_LMAP_COLLECT:
	/*
	 * This instruction is only issued by lmap. The stack is:
................................................................................
	 *   - loop counters
	 *   - valLists
	 *   - collecting obj (unshared)
	 * The instruction lappends the result to the collecting obj.
	 */

	tmpPtr = OBJ_AT_DEPTH(1);
	infoPtr = (ForeachInfo *)tmpPtr->internalRep.twoPtrValue.ptr1;
	numLists = infoPtr->numLists;
	TRACE_APPEND(("=> appending to list at depth %d\n", 3 + numLists));

	objPtr = OBJ_AT_DEPTH(3 + numLists);
	Tcl_ListObjAppendElement(NULL, objPtr, OBJ_AT_TOS);
	NEXT_INST_F(1, 1, 0);
    }
................................................................................
	TRACE_APPEND(("%.30s\n", O2S(objResultPtr)));
	NEXT_INST_F(5, 2, 1);

    case INST_DICT_FIRST:
	opnd = TclGetUInt4AtPtr(pc+1);
	TRACE(("%u => ", opnd));
	dictPtr = POP_OBJECT();
	searchPtr = (Tcl_DictSearch *)ckalloc(sizeof(Tcl_DictSearch));
	if (Tcl_DictObjFirst(interp, dictPtr, searchPtr, &keyPtr,
		&valuePtr, &done) != TCL_OK) {

	    /*
	     * dictPtr is no longer on the stack, and we're not
	     * moving it into the intrep of an iterator.  We need
	     * to drop the refcount [Tcl Bug 9b352768e6].
................................................................................
	TRACE(("%u => ", opnd));
	statePtr = (*LOCAL(opnd)).value.objPtr;
	{
	    const Tcl_ObjIntRep *irPtr;

	    if (statePtr &&
		    (irPtr = TclFetchIntRep(statePtr, &dictIteratorType))) {
		searchPtr = (Tcl_DictSearch *)irPtr->twoPtrValue.ptr1;
		Tcl_DictObjNext(searchPtr, &keyPtr, &valuePtr, &done);
	    } else {
		Tcl_Panic("mis-issued dictNext!");
	    }
	}
    pushDictIteratorResult:
	if (done) {
................................................................................
	JUMP_PEEPHOLE_F(done, 5, 0);

    case INST_DICT_UPDATE_START:
	opnd = TclGetUInt4AtPtr(pc+1);
	opnd2 = TclGetUInt4AtPtr(pc+5);
	TRACE(("%u => ", opnd));
	varPtr = LOCAL(opnd);
	duiPtr = (DictUpdateInfo *)codePtr->auxDataArrayPtr[opnd2].clientData;
	while (TclIsVarLink(varPtr)) {
	    varPtr = varPtr->value.linkPtr;
	}
	if (TclIsVarDirectReadable(varPtr)) {
	    dictPtr = varPtr->value.objPtr;
	} else {
	    DECACHE_STACK_INFO();
................................................................................
	NEXT_INST_F(9, 0, 0);

    case INST_DICT_UPDATE_END:
	opnd = TclGetUInt4AtPtr(pc+1);
	opnd2 = TclGetUInt4AtPtr(pc+5);
	TRACE(("%u => ", opnd));
	varPtr = LOCAL(opnd);
	duiPtr = (DictUpdateInfo *)codePtr->auxDataArrayPtr[opnd2].clientData;
	while (TclIsVarLink(varPtr)) {
	    varPtr = varPtr->value.linkPtr;
	}
	if (TclIsVarDirectReadable(varPtr)) {
	    dictPtr = varPtr->value.objPtr;
	} else {
	    DECACHE_STACK_INFO();
................................................................................
static int
FinalizeOONext(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    CallContext *contextPtr = (CallContext *)data[1];

    /*
     * Reset the variable lookup frame.
     */

    iPtr->varFramePtr = (CallFrame *)data[0];

    /*
     * Restore the call chain context index as we've finished the inner invoke
     * and want to operate in the outer context again.
     */

    contextPtr->index = PTR2INT(data[2]);
................................................................................
static int
FinalizeOONextFilter(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    CallContext *contextPtr = (CallContext *)data[1];

    /*
     * Reset the variable lookup frame.
     */

    iPtr->varFramePtr = (CallFrame *)data[0];

    /*
     * Restore the call chain context index as we've finished the inner invoke
     * and want to operate in the outer context again.
     */

    contextPtr->index = PTR2INT(data[2]);
................................................................................
		Tcl_FindHashEntry(iPtr->lineBCPtr, codePtr);

	if (!hePtr) {
	    return;
	}

	srcOffset = cfPtr->cmd - codePtr->source;
	eclPtr = (ExtCmdLoc *)Tcl_GetHashValue(hePtr);

	for (i=0; i < eclPtr->nuloc; i++) {
	    if (eclPtr->loc[i].srcOffset == srcOffset) {
		locPtr = eclPtr->loc+i;
		break;
	    }
	}

Changes to generic/tclFCmd.c.

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1167
1168
1169
1170
1171

1172
1173
1174
1175
1176
1177
1178
....
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321

1322
1323
1324
1325
1326
1327
1328
....
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380

1381
1382
1383
1384
1385
1386
1387
....
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536

1537
1538
1539
1540
1541
1542
1543
 *	See the user documentation.
 *
 *---------------------------------------------------------------------------
 */

int
TclFileRenameCmd(
    ClientData clientData,	/* Unused */
    Tcl_Interp *interp,		/* Interp for error reporting or recursive
				 * calls in the case of a tricky rename. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument strings passed to Tcl_FileCmd. */
{

    return FileCopyRename(interp, objc, objv, 0);
}
 
/*
 *---------------------------------------------------------------------------
 *
 * TclFileCopyCmd
................................................................................
 *	See the user documentation.
 *
 *---------------------------------------------------------------------------
 */

int
TclFileCopyCmd(
    ClientData clientData,	/* Unused */
    Tcl_Interp *interp,		/* Used for error reporting or recursive calls
				 * in the case of a tricky copy. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument strings passed to Tcl_FileCmd. */
{

    return FileCopyRename(interp, objc, objv, 1);
}
 
/*
 *---------------------------------------------------------------------------
 *
 * FileCopyRename --
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
TclFileMakeDirsCmd(
    ClientData clientData,	/* Unused */
    Tcl_Interp *interp,		/* Used for error reporting. */
    int objc,			/* Number of arguments */
    Tcl_Obj *const objv[])	/* Argument strings passed to Tcl_FileCmd. */
{
    Tcl_Obj *errfile = NULL;
    int result, i, j, pobjc;
    Tcl_Obj *split = NULL;
    Tcl_Obj *target = NULL;
    Tcl_StatBuf statBuf;


    result = TCL_OK;
    for (i = 1; i < objc; i++) {
	if (Tcl_FSConvertToPathType(interp, objv[i]) != TCL_OK) {
	    result = TCL_ERROR;
	    break;
	}
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
TclFileDeleteCmd(
    ClientData clientData,	/* Unused */
    Tcl_Interp *interp,		/* Used for error reporting */
    int objc,			/* Number of arguments */
    Tcl_Obj *const objv[])	/* Argument strings passed to Tcl_FileCmd. */
{
    int i, force, result;
    Tcl_Obj *errfile;
    Tcl_Obj *errorBuffer = NULL;


    i = FileForceOption(interp, objc - 1, objv + 1, &force);
    if (i < 0) {
	return TCL_ERROR;
    }

    errfile = NULL;
................................................................................
 *	May set file attributes for the file name.
 *
 *----------------------------------------------------------------------
 */

int
TclFileAttrsCmd(
    ClientData clientData,	/* Unused */
    Tcl_Interp *interp,		/* The interpreter for error reporting. */
    int objc,			/* Number of command line arguments. */
    Tcl_Obj *const objv[])	/* The command line objects. */
{
    int result;
    const char *const *attributeStrings;
    const char **attributeStringsAllocated = NULL;
    Tcl_Obj *objStrings = NULL;
    int numObjStrings = -1;
    Tcl_Obj *filePtr;


    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name ?-option value ...?");
	return TCL_ERROR;
    }

    filePtr = objv[1];
................................................................................
 *	May create a new link.
 *
 *----------------------------------------------------------------------
 */

int
TclFileLinkCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *contents;
    int index;


    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-linktype? linkname ?target?");
	return TCL_ERROR;
    }

    /*
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

int
TclFileReadLinkCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *contents;


    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }

    if (Tcl_FSConvertToPathType(interp, objv[1]) != TCL_OK) {
................................................................................
 *	to a variable, so reentrancy is a potential issue.
 *
 *---------------------------------------------------------------------------
 */

int
TclFileTemporaryCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *nameVarObj = NULL;	/* Variable to store the name of the temporary
				 * file in. */
    Tcl_Obj *nameObj = NULL;	/* Object that will contain the filename. */
    Tcl_Channel chan;		/* The channel opened (RDWR) on the temporary
				 * file, or NULL if there's an error. */
    Tcl_Obj *tempDirObj = NULL, *tempBaseObj = NULL, *tempExtObj = NULL;
				/* Pieces of template. Each piece is NULL if
				 * it is omitted. The platform temporary file
				 * engine might ignore some pieces. */


    if (objc < 1 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?nameVar? ?template?");
	return TCL_ERROR;
    }

    if (objc > 1) {
................................................................................
 *	Creates a temporary directory.
 *
 *---------------------------------------------------------------------------
 */

int
TclFileTempDirCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirNameObj;	/* Object that will contain the directory
				 * name. */
    Tcl_Obj *baseDirObj = NULL, *nameBaseObj = NULL;
				/* Pieces of template. Each piece is NULL if
				 * it is omitted. The platform temporary file
				 * engine might ignore some pieces. */


    if (objc < 1 || objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?template?");
	return TCL_ERROR;
    }

    if (objc > 1) {






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43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
..
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
...
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
...
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
...
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
....
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
....
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
....
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
....
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
 *	See the user documentation.
 *
 *---------------------------------------------------------------------------
 */

int
TclFileRenameCmd(
    ClientData dummy,	/* Unused */
    Tcl_Interp *interp,		/* Interp for error reporting or recursive
				 * calls in the case of a tricky rename. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument strings passed to Tcl_FileCmd. */
{
    (void)dummy;
    return FileCopyRename(interp, objc, objv, 0);
}
 
/*
 *---------------------------------------------------------------------------
 *
 * TclFileCopyCmd
................................................................................
 *	See the user documentation.
 *
 *---------------------------------------------------------------------------
 */

int
TclFileCopyCmd(
    ClientData dummy,	/* Unused */
    Tcl_Interp *interp,		/* Used for error reporting or recursive calls
				 * in the case of a tricky copy. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument strings passed to Tcl_FileCmd. */
{
    (void)dummy;
    return FileCopyRename(interp, objc, objv, 1);
}
 
/*
 *---------------------------------------------------------------------------
 *
 * FileCopyRename --
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
TclFileMakeDirsCmd(
    ClientData dummy,	/* Unused */
    Tcl_Interp *interp,		/* Used for error reporting. */
    int objc,			/* Number of arguments */
    Tcl_Obj *const objv[])	/* Argument strings passed to Tcl_FileCmd. */
{
    Tcl_Obj *errfile = NULL;
    int result, i, j, pobjc;
    Tcl_Obj *split = NULL;
    Tcl_Obj *target = NULL;
    Tcl_StatBuf statBuf;
    (void)dummy;

    result = TCL_OK;
    for (i = 1; i < objc; i++) {
	if (Tcl_FSConvertToPathType(interp, objv[i]) != TCL_OK) {
	    result = TCL_ERROR;
	    break;
	}
................................................................................
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
TclFileDeleteCmd(
    ClientData dummy,	/* Unused */
    Tcl_Interp *interp,		/* Used for error reporting */
    int objc,			/* Number of arguments */
    Tcl_Obj *const objv[])	/* Argument strings passed to Tcl_FileCmd. */
{
    int i, force, result;
    Tcl_Obj *errfile;
    Tcl_Obj *errorBuffer = NULL;
    (void)dummy;

    i = FileForceOption(interp, objc - 1, objv + 1, &force);
    if (i < 0) {
	return TCL_ERROR;
    }

    errfile = NULL;
................................................................................
 *	May set file attributes for the file name.
 *
 *----------------------------------------------------------------------
 */

int
TclFileAttrsCmd(
    ClientData dummy,	/* Unused */
    Tcl_Interp *interp,		/* The interpreter for error reporting. */
    int objc,			/* Number of command line arguments. */
    Tcl_Obj *const objv[])	/* The command line objects. */
{
    int result;
    const char *const *attributeStrings;
    const char **attributeStringsAllocated = NULL;
    Tcl_Obj *objStrings = NULL;
    int numObjStrings = -1;
    Tcl_Obj *filePtr;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name ?-option value ...?");
	return TCL_ERROR;
    }

    filePtr = objv[1];
................................................................................
 *	May create a new link.
 *
 *----------------------------------------------------------------------
 */

int
TclFileLinkCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *contents;
    int index;
    (void)dummy;

    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-linktype? linkname ?target?");
	return TCL_ERROR;
    }

    /*
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

int
TclFileReadLinkCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *contents;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }

    if (Tcl_FSConvertToPathType(interp, objv[1]) != TCL_OK) {
................................................................................
 *	to a variable, so reentrancy is a potential issue.
 *
 *---------------------------------------------------------------------------
 */

int
TclFileTemporaryCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *nameVarObj = NULL;	/* Variable to store the name of the temporary
				 * file in. */
    Tcl_Obj *nameObj = NULL;	/* Object that will contain the filename. */
    Tcl_Channel chan;		/* The channel opened (RDWR) on the temporary
				 * file, or NULL if there's an error. */
    Tcl_Obj *tempDirObj = NULL, *tempBaseObj = NULL, *tempExtObj = NULL;
				/* Pieces of template. Each piece is NULL if
				 * it is omitted. The platform temporary file
				 * engine might ignore some pieces. */
    (void)dummy;

    if (objc < 1 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?nameVar? ?template?");
	return TCL_ERROR;
    }

    if (objc > 1) {
................................................................................
 *	Creates a temporary directory.
 *
 *---------------------------------------------------------------------------
 */

int
TclFileTempDirCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirNameObj;	/* Object that will contain the directory
				 * name. */
    Tcl_Obj *baseDirObj = NULL, *nameBaseObj = NULL;
				/* Pieces of template. Each piece is NULL if
				 * it is omitted. The platform temporary file
				 * engine might ignore some pieces. */
    (void)dummy;

    if (objc < 1 || objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?template?");
	return TCL_ERROR;
    }

    if (objc > 1) {

Changes to generic/tclFileName.c.

583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
...
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
....
1237
1238
1239
1240
1241
1242
1243

1244
1245
1246
1247
1248
1249
1250
....
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
....
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
....
2636
2637
2638
2639
2640
2641
2642

2643
2644
2645
2646
2647
2648
2649
    }

    /*
     * Allocate a buffer large enough to hold the contents of all of the list
     * plus the argv pointers and the terminating NULL pointer.
     */

    *argvPtr = ckalloc((((*argcPtr) + 1) * sizeof(char *)) + size);

    /*
     * Position p after the last argv pointer and copy the contents of the
     * list in, piece by piece.
     */

    p = (char *) &(*argvPtr)[(*argcPtr) + 1];
................................................................................
	Tcl_Obj *pair[2];

	pair[0] = pathPtr;
	pair[1] = objv[0];
	return TclJoinPath(2, pair, 0);
    } else {
	int elemc = objc + 1;
	Tcl_Obj *ret, **elemv = ckalloc(elemc*sizeof(Tcl_Obj *));

	elemv[0] = pathPtr;
	memcpy(elemv+1, objv, objc*sizeof(Tcl_Obj *));
	ret = TclJoinPath(elemc, elemv, 0);
	ckfree(elemv);
	return ret;
    }
................................................................................
    };
    enum options {
	GLOB_DIR, GLOB_JOIN, GLOB_NOCOMPLAIN, GLOB_PATH, GLOB_TAILS,
	GLOB_TYPE, GLOB_LAST
    };
    enum pathDirOptions {PATH_NONE = -1 , PATH_GENERAL = 0, PATH_DIR = 1};
    Tcl_GlobTypeData *globTypes = NULL;


    globFlags = 0;
    join = 0;
    dir = PATH_NONE;
    typePtr = NULL;
    for (i = 1; i < objc; i++) {
	if (Tcl_GetIndexFromObj(interp, objv[i], options, "option", 0,
................................................................................
	 * platform.
	 */

	Tcl_ListObjLength(interp, typePtr, &length);
	if (length <= 0) {
	    goto skipTypes;
	}
	globTypes = TclStackAlloc(interp, sizeof(Tcl_GlobTypeData));
	globTypes->type = 0;
	globTypes->perm = 0;
	globTypes->macType = NULL;
	globTypes->macCreator = NULL;

	while (--length >= 0) {
	    int len;
................................................................................
 *
 *---------------------------------------------------------------------------
 */

Tcl_StatBuf *
Tcl_AllocStatBuf(void)
{
    return ckalloc(sizeof(Tcl_StatBuf));
}
 
/*
 *---------------------------------------------------------------------------
 *
 * Access functions for Tcl_StatBuf --
 *
................................................................................
unsigned
Tcl_GetBlockSizeFromStat(
    const Tcl_StatBuf *statPtr)
{
#ifdef HAVE_STRUCT_STAT_ST_BLKSIZE
    return statPtr->st_blksize;
#else

    /*
     * Not a great guess, but will do...
     */

    return GUESSED_BLOCK_SIZE;
#endif
}






|







 







|







 







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|







 







|







 







>







583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
...
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
....
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
....
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
....
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
....
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
    }

    /*
     * Allocate a buffer large enough to hold the contents of all of the list
     * plus the argv pointers and the terminating NULL pointer.
     */

    *argvPtr = (const char **)ckalloc((((*argcPtr) + 1) * sizeof(char *)) + size);

    /*
     * Position p after the last argv pointer and copy the contents of the
     * list in, piece by piece.
     */

    p = (char *) &(*argvPtr)[(*argcPtr) + 1];
................................................................................
	Tcl_Obj *pair[2];

	pair[0] = pathPtr;
	pair[1] = objv[0];
	return TclJoinPath(2, pair, 0);
    } else {
	int elemc = objc + 1;
	Tcl_Obj *ret, **elemv = (Tcl_Obj**)ckalloc(elemc*sizeof(Tcl_Obj *));

	elemv[0] = pathPtr;
	memcpy(elemv+1, objv, objc*sizeof(Tcl_Obj *));
	ret = TclJoinPath(elemc, elemv, 0);
	ckfree(elemv);
	return ret;
    }
................................................................................
    };
    enum options {
	GLOB_DIR, GLOB_JOIN, GLOB_NOCOMPLAIN, GLOB_PATH, GLOB_TAILS,
	GLOB_TYPE, GLOB_LAST
    };
    enum pathDirOptions {PATH_NONE = -1 , PATH_GENERAL = 0, PATH_DIR = 1};
    Tcl_GlobTypeData *globTypes = NULL;
    (void)dummy;

    globFlags = 0;
    join = 0;
    dir = PATH_NONE;
    typePtr = NULL;
    for (i = 1; i < objc; i++) {
	if (Tcl_GetIndexFromObj(interp, objv[i], options, "option", 0,
................................................................................
	 * platform.
	 */

	Tcl_ListObjLength(interp, typePtr, &length);
	if (length <= 0) {
	    goto skipTypes;
	}
	globTypes = (Tcl_GlobTypeData *)TclStackAlloc(interp, sizeof(Tcl_GlobTypeData));
	globTypes->type = 0;
	globTypes->perm = 0;
	globTypes->macType = NULL;
	globTypes->macCreator = NULL;

	while (--length >= 0) {
	    int len;
................................................................................
 *
 *---------------------------------------------------------------------------
 */

Tcl_StatBuf *
Tcl_AllocStatBuf(void)
{
    return (Tcl_StatBuf *)ckalloc(sizeof(Tcl_StatBuf));
}
 
/*
 *---------------------------------------------------------------------------
 *
 * Access functions for Tcl_StatBuf --
 *
................................................................................
unsigned
Tcl_GetBlockSizeFromStat(
    const Tcl_StatBuf *statPtr)
{
#ifdef HAVE_STRUCT_STAT_ST_BLKSIZE
    return statPtr->st_blksize;
#else
    (void)statPtr;
    /*
     * Not a great guess, but will do...
     */

    return GUESSED_BLOCK_SIZE;
#endif
}

Changes to generic/tclGetDate.y.

956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972

973
974
975
976
977
978
979
....
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
	    }
	} while (Count > 0);
    }
}

int
TclClockOldscanObjCmd(
    void *clientData,	/* Unused */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Count of paraneters */
    Tcl_Obj *const *objv)	/* Parameters */
{
    Tcl_Obj *result, *resultElement;
    int yr, mo, da;
    DateInfo dateInfo;
    DateInfo* info = &dateInfo;
    int status;


    if (objc != 5) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"stringToParse baseYear baseMonth baseDay" );
	return TCL_ERROR;
    }

................................................................................
	Tcl_ListObjAppendElement(interp, resultElement,
		Tcl_NewIntObj((int) yyDay));
    }
    Tcl_ListObjAppendElement(interp, result, resultElement);

    if (yyHaveTime) {
	Tcl_ListObjAppendElement(interp, result, Tcl_NewIntObj((int)
		ToSeconds(yyHour, yyMinutes, yySeconds, yyMeridian)));
    } else {
	Tcl_ListObjAppendElement(interp, result, Tcl_NewObj());
    }

    resultElement = Tcl_NewObj();
    if (yyHaveZone) {
	Tcl_ListObjAppendElement(interp, resultElement,






|









>







 







|







956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
....
1071
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1073
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	    }
	} while (Count > 0);
    }
}

int
TclClockOldscanObjCmd(
    void *dummy,	/* Unused */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Count of paraneters */
    Tcl_Obj *const *objv)	/* Parameters */
{
    Tcl_Obj *result, *resultElement;
    int yr, mo, da;
    DateInfo dateInfo;
    DateInfo* info = &dateInfo;
    int status;
    (void)dummy;

    if (objc != 5) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"stringToParse baseYear baseMonth baseDay" );
	return TCL_ERROR;
    }

................................................................................
	Tcl_ListObjAppendElement(interp, resultElement,
		Tcl_NewIntObj((int) yyDay));
    }
    Tcl_ListObjAppendElement(interp, result, resultElement);

    if (yyHaveTime) {
	Tcl_ListObjAppendElement(interp, result, Tcl_NewIntObj((int)
		ToSeconds(yyHour, yyMinutes, yySeconds, (MERIDIAN)yyMeridian)));
    } else {
	Tcl_ListObjAppendElement(interp, result, Tcl_NewObj());
    }

    resultElement = Tcl_NewObj();
    if (yyHaveZone) {
	Tcl_ListObjAppendElement(interp, resultElement,

Changes to generic/tclHash.c.

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 */

Tcl_HashEntry *
Tcl_FindHashEntry(
    Tcl_HashTable *tablePtr,	/* Table in which to lookup entry. */
    const void *key)		/* Key to use to find matching entry. */
{
    return (*((tablePtr)->findProc))(tablePtr, key);
}

static Tcl_HashEntry *
FindHashEntry(
    Tcl_HashTable *tablePtr,	/* Table in which to lookup entry. */
    const char *key)		/* Key to use to find matching entry. */
{
................................................................................
Tcl_CreateHashEntry(
    Tcl_HashTable *tablePtr,	/* Table in which to lookup entry. */
    const void *key,		/* Key to use to find or create matching
				 * entry. */
    int *newPtr)		/* Store info here telling whether a new entry
				 * was created. */
{
    return (*((tablePtr)->createProc))(tablePtr, key, newPtr);
}

static Tcl_HashEntry *
CreateHashEntry(
    Tcl_HashTable *tablePtr,	/* Table in which to lookup entry. */
    const char *key,		/* Key to use to find or create matching
				 * entry. */
................................................................................
     * Entry not found. Add a new one to the bucket.
     */

    *newPtr = 1;
    if (typePtr->allocEntryProc) {
	hPtr = typePtr->allocEntryProc(tablePtr, (void *) key);
    } else {
	hPtr = ckalloc(sizeof(Tcl_HashEntry));
	hPtr->key.oneWordValue = (char *) key;
	hPtr->clientData = 0;
    }

    hPtr->tablePtr = tablePtr;
    hPtr->hash = UINT2PTR(hash);
    hPtr->nextPtr = tablePtr->buckets[index];
................................................................................
	}
    }

    /*
     * Print out the histogram and a few other pieces of information.
     */

    result = ckalloc((NUM_COUNTERS * 60) + 300);
    sprintf(result, "%d entries in table, %d buckets\n",
	    tablePtr->numEntries, tablePtr->numBuckets);
    p = result + strlen(result);
    for (i = 0; i < NUM_COUNTERS; i++) {
	sprintf(p, "number of buckets with %d entries: %d\n",
		i, count[i]);
	p += strlen(p);
................................................................................

    count = tablePtr->keyType;

    size = sizeof(Tcl_HashEntry) + (count*sizeof(int)) - sizeof(hPtr->key);
    if (size < sizeof(Tcl_HashEntry)) {
	size = sizeof(Tcl_HashEntry);
    }
    hPtr = ckalloc(size);

    for (iPtr1 = array, iPtr2 = hPtr->key.words;
	    count > 0; count--, iPtr1++, iPtr2++) {
	*iPtr2 = *iPtr1;
    }
    hPtr->clientData = 0;

................................................................................

static TCL_HASH_TYPE
HashArrayKey(
    Tcl_HashTable *tablePtr,	/* Hash table. */
    void *keyPtr)		/* Key from which to compute hash value. */
{
    const int *array = (const int *) keyPtr;
    unsigned int result;
    int count;

    for (result = 0, count = tablePtr->keyType; count > 0;
	    count--, array++) {
	result += *array;
    }
    return (TCL_HASH_TYPE) result;
}
 
/*
 *----------------------------------------------------------------------
 *
 * AllocStringEntry --
 *
................................................................................
static Tcl_HashEntry *
AllocStringEntry(
    Tcl_HashTable *tablePtr,	/* Hash table. */
    void *keyPtr)		/* Key to store in the hash table entry. */
{
    const char *string = (const char *) keyPtr;
    Tcl_HashEntry *hPtr;
    unsigned int size, allocsize;


    allocsize = size = strlen(string) + 1;
    if (size < sizeof(hPtr->key)) {
	allocsize = sizeof(hPtr->key);
    }
    hPtr = ckalloc(offsetof(Tcl_HashEntry, key) + allocsize);
    memset(hPtr, 0, sizeof(Tcl_HashEntry) + allocsize - sizeof(hPtr->key));
    memcpy(hPtr->key.string, string, size);
    hPtr->clientData = 0;
    return hPtr;
}
 
/*
................................................................................
 */

static TCL_HASH_TYPE
HashStringKey(
    Tcl_HashTable *tablePtr,	/* Hash table. */
    void *keyPtr)		/* Key from which to compute hash value. */
{
    const char *string = keyPtr;
    unsigned int result;
    char c;


    /*
     * I tried a zillion different hash functions and asked many other people
     * for advice. Many people had their own favorite functions, all
     * different, but no-one had much idea why they were good ones. I chose
     * the one below (multiply by 9 and add new character) because of the