Tcl Source Code

Check-in [7eeff18e38]
Login
Bounty program for improvements to Tcl and certain Tcl packages.
Tcl 2019 Conference, Houston/TX, US, Nov 4-8
Send your abstracts to [email protected]
or submit via the online form by Sep 9.

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:merge core-8-branch. Also fix some test-cases, expecting the existence of "int" objType.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | no-wideint
Files: files | file ages | folders
SHA3-256: 7eeff18e38827a088528e95925f9660aec32f8f262fa17f5d6fcd3466858d3c5
User & Date: jan.nijtmans 2017-11-15 15:00:25
Context
2017-12-06
12:00
merge core-8-branch check-in: bd596603e2 user: jan.nijtmans tags: no-wideint
2017-11-15
15:00
merge core-8-branch. Also fix some test-cases, expecting the existence of "int" objType. check-in: 7eeff18e38 user: jan.nijtmans tags: no-wideint
14:13
Merge dgp's "end-int-registration" branch, but slightly different: In stead of not registering "int"... check-in: d1aa4663ab user: jan.nijtmans tags: no-wideint
09:42
Remove compat/float.h and related machinery. The last system known where this was needed was SunOS-4... check-in: bf8e546c42 user: jan.nijtmans tags: core-8-branch
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Deleted compat/float.h.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
/*
 * float.h --
 *
 *	This is a dummy header file to #include in Tcl when there
 *	is no float.h in /usr/include.  Right now this file is empty:
 *	Tcl contains #ifdefs to deal with the lack of definitions;
 *	all it needs is for the #include statement to work.
 *
 * Copyright (c) 1993 The Regents of the University of California.
 * Copyright (c) 1994 Sun Microsystems, Inc.
 *
 * See the file "license.terms" for information on usage and redistribution
 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 */
<
<
<
<
<
<
<
<
<
<
<
<
<
<


























Changes to generic/tclBasic.c.

7701
7702
7703
7704
7705
7706
7707
7708
7709
7710
7711
7712
7713
7714
7715
	return TCL_ERROR;
    }

    if (!(iPtr->flags & RAND_SEED_INITIALIZED)) {
	iPtr->flags |= RAND_SEED_INITIALIZED;

	/*
	 * To ensure different seeds in different threads (bug #416643), 
	 * take into consideration the thread this interp is running in.
	 */

	iPtr->randSeed = TclpGetClicks() + (PTR2INT(Tcl_GetCurrentThread())<<12);

	/*
	 * Make sure 1 <= randSeed <= (2^31) - 2. See below.






|







7701
7702
7703
7704
7705
7706
7707
7708
7709
7710
7711
7712
7713
7714
7715
	return TCL_ERROR;
    }

    if (!(iPtr->flags & RAND_SEED_INITIALIZED)) {
	iPtr->flags |= RAND_SEED_INITIALIZED;

	/*
	 * To ensure different seeds in different threads (bug #416643),
	 * take into consideration the thread this interp is running in.
	 */

	iPtr->randSeed = TclpGetClicks() + (PTR2INT(Tcl_GetCurrentThread())<<12);

	/*
	 * Make sure 1 <= randSeed <= (2^31) - 2. See below.

Changes to generic/tclDictObj.c.

483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
...
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
 *----------------------------------------------------------------------
 */

static void
UpdateStringOfDict(
    Tcl_Obj *dictPtr)
{
#define LOCAL_SIZE 20
    int localFlags[LOCAL_SIZE], *flagPtr = NULL;
    Dict *dict = DICT(dictPtr);
    ChainEntry *cPtr;
    Tcl_Obj *keyPtr, *valuePtr;
    int i, length, bytesNeeded = 0;
    const char *elem;
    char *dst;
    const int maxFlags = UINT_MAX / sizeof(int);

    /*
     * This field is the most useful one in the whole hash structure, and it
     * is not exposed by any API function...
     */

    int numElems = dict->table.numEntries * 2;
................................................................................

    /*
     * Pass 1: estimate space, gather flags.
     */

    if (numElems <= LOCAL_SIZE) {
	flagPtr = localFlags;
    } else if (numElems > maxFlags) {
	Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX);
    } else {
	flagPtr = ckalloc(numElems * sizeof(int));
    }
    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.
	 */







|
|






<







 







<
<

|







483
484
485
486
487
488
489
490
491
492
493
494
495
496
497

498
499
500
501
502
503
504
...
512
513
514
515
516
517
518


519
520
521
522
523
524
525
526
527
 *----------------------------------------------------------------------
 */

static void
UpdateStringOfDict(
    Tcl_Obj *dictPtr)
{
#define LOCAL_SIZE 64
    char localFlags[LOCAL_SIZE], *flagPtr = NULL;
    Dict *dict = DICT(dictPtr);
    ChainEntry *cPtr;
    Tcl_Obj *keyPtr, *valuePtr;
    int i, length, bytesNeeded = 0;
    const char *elem;
    char *dst;


    /*
     * This field is the most useful one in the whole hash structure, and it
     * is not exposed by any API function...
     */

    int numElems = dict->table.numEntries * 2;
................................................................................

    /*
     * 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.
	 */

Changes to generic/tclIndexObj.c.

872
873
874
875
876
877
878
879

880
881
882
883
884
885
886
    Tcl_Obj *const objv[],	/* Initial argument objects, which should be
				 * included in the error message. */
    const char *message)	/* Error message to print after the leading
				 * objects in objv. The message may be
				 * NULL. */
{
    Tcl_Obj *objPtr;
    int i, len, elemLen, flags;

    Interp *iPtr = (Interp *) interp;
    const char *elementStr;

    /*
     * [incr Tcl] does something fairly horrific when generating error
     * messages for its ensembles; it passes the whole set of ensemble
     * arguments as a list in the first argument. This means that this code






|
>







872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
    Tcl_Obj *const objv[],	/* Initial argument objects, which should be
				 * included in the error message. */
    const char *message)	/* Error message to print after the leading
				 * objects in objv. The message may be
				 * NULL. */
{
    Tcl_Obj *objPtr;
    int i, len, elemLen;
    char flags;
    Interp *iPtr = (Interp *) interp;
    const char *elementStr;

    /*
     * [incr Tcl] does something fairly horrific when generating error
     * messages for its ensembles; it passes the whole set of ensemble
     * arguments as a list in the first argument. This means that this code

Changes to generic/tclInt.h.

2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
....
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
MODULE_SCOPE int	TclConvertElement(const char *src, int length,
			    char *dst, int flags);
MODULE_SCOPE void	TclDeleteNamespaceVars(Namespace *nsPtr);
MODULE_SCOPE int	TclFindDictElement(Tcl_Interp *interp,
			    const char *dict, int dictLength,
			    const char **elementPtr, const char **nextPtr,
			    int *sizePtr, int *literalPtr);
/* TIP #280 - Modified token based evulation, with line information. */
MODULE_SCOPE int	TclEvalEx(Tcl_Interp *interp, const char *script,
			    int numBytes, int flags, int line,
			    int *clNextOuter, const char *outerScript);
MODULE_SCOPE Tcl_ObjCmdProc TclFileAttrsCmd;
MODULE_SCOPE Tcl_ObjCmdProc TclFileCopyCmd;
MODULE_SCOPE Tcl_ObjCmdProc TclFileDeleteCmd;
MODULE_SCOPE Tcl_ObjCmdProc TclFileLinkCmd;
................................................................................
MODULE_SCOPE void	TclRememberJoinableThread(Tcl_ThreadId id);
MODULE_SCOPE void	TclRememberMutex(Tcl_Mutex *mutex);
MODULE_SCOPE void	TclRemoveScriptLimitCallbacks(Tcl_Interp *interp);
MODULE_SCOPE int	TclReToGlob(Tcl_Interp *interp, const char *reStr,
			    int reStrLen, Tcl_DString *dsPtr, int *flagsPtr,
			    int *quantifiersFoundPtr);
MODULE_SCOPE int	TclScanElement(const char *string, int length,
			    int *flagPtr);
MODULE_SCOPE void	TclSetBgErrorHandler(Tcl_Interp *interp,
			    Tcl_Obj *cmdPrefix);
MODULE_SCOPE void	TclSetBignumIntRep(Tcl_Obj *objPtr,
			    mp_int *bignumValue);
MODULE_SCOPE int	TclSetBooleanFromAny(Tcl_Interp *interp, Tcl_Obj *objPtr);
MODULE_SCOPE void	TclSetCmdNameObj(Tcl_Interp *interp, Tcl_Obj *objPtr,
			    Command *cmdPtr);






|







 







|







2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
....
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
MODULE_SCOPE int	TclConvertElement(const char *src, int length,
			    char *dst, int flags);
MODULE_SCOPE void	TclDeleteNamespaceVars(Namespace *nsPtr);
MODULE_SCOPE int	TclFindDictElement(Tcl_Interp *interp,
			    const char *dict, int dictLength,
			    const char **elementPtr, const char **nextPtr,
			    int *sizePtr, int *literalPtr);
/* TIP #280 - Modified token based evaluation, with line information. */
MODULE_SCOPE int	TclEvalEx(Tcl_Interp *interp, const char *script,
			    int numBytes, int flags, int line,
			    int *clNextOuter, const char *outerScript);
MODULE_SCOPE Tcl_ObjCmdProc TclFileAttrsCmd;
MODULE_SCOPE Tcl_ObjCmdProc TclFileCopyCmd;
MODULE_SCOPE Tcl_ObjCmdProc TclFileDeleteCmd;
MODULE_SCOPE Tcl_ObjCmdProc TclFileLinkCmd;
................................................................................
MODULE_SCOPE void	TclRememberJoinableThread(Tcl_ThreadId id);
MODULE_SCOPE void	TclRememberMutex(Tcl_Mutex *mutex);
MODULE_SCOPE void	TclRemoveScriptLimitCallbacks(Tcl_Interp *interp);
MODULE_SCOPE int	TclReToGlob(Tcl_Interp *interp, const char *reStr,
			    int reStrLen, Tcl_DString *dsPtr, int *flagsPtr,
			    int *quantifiersFoundPtr);
MODULE_SCOPE int	TclScanElement(const char *string, int length,
			    char *flagPtr);
MODULE_SCOPE void	TclSetBgErrorHandler(Tcl_Interp *interp,
			    Tcl_Obj *cmdPrefix);
MODULE_SCOPE void	TclSetBignumIntRep(Tcl_Obj *objPtr,
			    mp_int *bignumValue);
MODULE_SCOPE int	TclSetBooleanFromAny(Tcl_Interp *interp, Tcl_Obj *objPtr);
MODULE_SCOPE void	TclSetCmdNameObj(Tcl_Interp *interp, Tcl_Obj *objPtr,
			    Command *cmdPtr);

Changes to generic/tclListObj.c.

1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
....
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
 *----------------------------------------------------------------------
 */

static void
UpdateStringOfList(
    Tcl_Obj *listPtr)		/* List object with string rep to update. */
{
#   define LOCAL_SIZE 20
    int localFlags[LOCAL_SIZE], *flagPtr = NULL;
    List *listRepPtr = ListRepPtr(listPtr);
    int numElems = listRepPtr->elemCount;
    int i, length, bytesNeeded = 0;
    const char *elem;
    char *dst;
    Tcl_Obj **elemPtrs;

................................................................................
    if (numElems <= LOCAL_SIZE) {
	flagPtr = localFlags;
    } else {
	/*
	 * We know numElems <= LIST_MAX, so this is safe.
	 */

	flagPtr = ckalloc(numElems * sizeof(int));
    }
    elemPtrs = &listRepPtr->elements;
    for (i = 0; i < numElems; i++) {
	flagPtr[i] = (i ? TCL_DONT_QUOTE_HASH : 0);
	elem = TclGetStringFromObj(elemPtrs[i], &length);
	bytesNeeded += TclScanElement(elem, length, flagPtr+i);
	if (bytesNeeded < 0) {






|
|







 







|







1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
....
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
 *----------------------------------------------------------------------
 */

static void
UpdateStringOfList(
    Tcl_Obj *listPtr)		/* List object with string rep to update. */
{
#   define LOCAL_SIZE 64
    char localFlags[LOCAL_SIZE], *flagPtr = NULL;
    List *listRepPtr = ListRepPtr(listPtr);
    int numElems = listRepPtr->elemCount;
    int i, length, bytesNeeded = 0;
    const char *elem;
    char *dst;
    Tcl_Obj **elemPtrs;

................................................................................
    if (numElems <= LOCAL_SIZE) {
	flagPtr = localFlags;
    } else {
	/*
	 * We know numElems <= LIST_MAX, so this is safe.
	 */

	flagPtr = ckalloc(numElems);
    }
    elemPtrs = &listRepPtr->elements;
    for (i = 0; i < numElems; i++) {
	flagPtr[i] = (i ? TCL_DONT_QUOTE_HASH : 0);
	elem = TclGetStringFromObj(elemPtrs[i], &length);
	bytesNeeded += TclScanElement(elem, length, flagPtr+i);
	if (bytesNeeded < 0) {

Changes to generic/tclPkg.c.

476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
...
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
		 * The provided version number has invalid syntax. This
		 * should not happen. This should have been caught by the
		 * 'package ifneeded' registering the package.
		 */

		continue;
	    }
	    
	    /* Check satisfaction of requirements before considering the current version further. */
	    if (reqc > 0) {
		satisfies = SomeRequirementSatisfied(availVersion, reqc, reqv);
		if (!satisfies) {
		    ckfree(availVersion);
		    availVersion = NULL;
		    continue;
		}
	    }
	    
	    if (bestPtr != NULL) {
		int res = CompareVersions(availVersion, bestVersion, NULL);

		/*
		 * Note: Used internal reps in the comparison!
		 */

................................................................................
	    ckfree(availVersion);
	    availVersion = NULL;
	} /* end for */

	/*
	 * Clean up memorized internal reps, if any.
	 */
	
	if (bestVersion != NULL) {
	    ckfree(bestVersion);
	    bestVersion = NULL;
	}

	if (bestStableVersion != NULL) {
	    ckfree(bestStableVersion);






|









|







 







|







476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
...
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
		 * The provided version number has invalid syntax. This
		 * should not happen. This should have been caught by the
		 * 'package ifneeded' registering the package.
		 */

		continue;
	    }

	    /* Check satisfaction of requirements before considering the current version further. */
	    if (reqc > 0) {
		satisfies = SomeRequirementSatisfied(availVersion, reqc, reqv);
		if (!satisfies) {
		    ckfree(availVersion);
		    availVersion = NULL;
		    continue;
		}
	    }

	    if (bestPtr != NULL) {
		int res = CompareVersions(availVersion, bestVersion, NULL);

		/*
		 * Note: Used internal reps in the comparison!
		 */

................................................................................
	    ckfree(availVersion);
	    availVersion = NULL;
	} /* end for */

	/*
	 * Clean up memorized internal reps, if any.
	 */

	if (bestVersion != NULL) {
	    ckfree(bestVersion);
	    bestVersion = NULL;
	}

	if (bestStableVersion != NULL) {
	    ckfree(bestStableVersion);

Changes to generic/tclTestObj.c.

1084
1085
1086
1087
1088
1089
1090

1091
1092
1093
1094
1095
1096
1097
....
1111
1112
1113
1114
1115
1116
1117



1118
1119
1120
1121
1122
1123
1124
	if (objc != 3) {
	    goto wrongNumArgs;
	}
	if (objv[2]->typePtr == NULL) {
	    Tcl_SetObjResult(interp, Tcl_NewStringObj("none", -1));
	} else {
	    typeName = objv[2]->typePtr->name;

	    Tcl_SetObjResult(interp, Tcl_NewStringObj(typeName, -1));
	}
    } else if (strcmp(subCmd, "refcount") == 0) {
	if (objc != 3) {
	    goto wrongNumArgs;
	}
	index = Tcl_GetString(objv[2]);
................................................................................
	    return TCL_ERROR;
	}
	if (CheckIfVarUnset(interp, varPtr,varIndex)) {
	    return TCL_ERROR;
	}
	if (varPtr[varIndex]->typePtr == NULL) { /* a string! */
	    Tcl_AppendToObj(Tcl_GetObjResult(interp), "string", -1);



	} else {
	    Tcl_AppendToObj(Tcl_GetObjResult(interp),
		    varPtr[varIndex]->typePtr->name, -1);
	}
    } else if (strcmp(subCmd, "types") == 0) {
	if (objc != 2) {
	    goto wrongNumArgs;






>







 







>
>
>







1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
....
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
	if (objc != 3) {
	    goto wrongNumArgs;
	}
	if (objv[2]->typePtr == NULL) {
	    Tcl_SetObjResult(interp, Tcl_NewStringObj("none", -1));
	} else {
	    typeName = objv[2]->typePtr->name;
	    if (!strcmp(typeName, "wideInt")) typeName = "int";
	    Tcl_SetObjResult(interp, Tcl_NewStringObj(typeName, -1));
	}
    } else if (strcmp(subCmd, "refcount") == 0) {
	if (objc != 3) {
	    goto wrongNumArgs;
	}
	index = Tcl_GetString(objv[2]);
................................................................................
	    return TCL_ERROR;
	}
	if (CheckIfVarUnset(interp, varPtr,varIndex)) {
	    return TCL_ERROR;
	}
	if (varPtr[varIndex]->typePtr == NULL) { /* a string! */
	    Tcl_AppendToObj(Tcl_GetObjResult(interp), "string", -1);
	} else if (!strcmp(varPtr[varIndex]->typePtr->name, "wideInt")) {
	    Tcl_AppendToObj(Tcl_GetObjResult(interp),
		    "int", -1);
	} else {
	    Tcl_AppendToObj(Tcl_GetObjResult(interp),
		    varPtr[varIndex]->typePtr->name, -1);
	}
    } else if (strcmp(subCmd, "types") == 0) {
	if (objc != 2) {
	    goto wrongNumArgs;

Changes to generic/tclUtil.c.

970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
....
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
....
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
....
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
....
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
int
Tcl_ScanCountedElement(
    const char *src,		/* String to convert to Tcl list element. */
    int length,			/* Number of bytes in src, or -1. */
    int *flagPtr)		/* Where to store information to guide
				 * Tcl_ConvertElement. */
{
    int flags = CONVERT_ANY;
    int numBytes = TclScanElement(src, length, &flags);

    *flagPtr = flags;
    return numBytes;
}
 
/*
................................................................................
 *----------------------------------------------------------------------
 */

int
TclScanElement(
    const char *src,		/* String to convert to Tcl list element. */
    int length,			/* Number of bytes in src, or -1. */
    int *flagPtr)		/* Where to store information to guide
				 * Tcl_ConvertElement. */
{
    const char *p = src;
    int nestingLevel = 0;	/* Brace nesting count */
    int forbidNone = 0;		/* Do not permit CONVERT_NONE mode. Something
				 * needs protection or escape. */
    int requireEscape = 0;	/* Force use of CONVERT_ESCAPE mode.  For some
................................................................................
 */

char *
Tcl_Merge(
    int argc,			/* How many strings to merge. */
    const char *const *argv)	/* Array of string values. */
{
#define LOCAL_SIZE 20
    int localFlags[LOCAL_SIZE], *flagPtr = NULL;
    int i, bytesNeeded = 0;
    char *result, *dst;
    const int maxFlags = UINT_MAX / sizeof(int);

    /*
     * Handle empty list case first, so logic of the general case can be
     * simpler.
     */

    if (argc == 0) {
................................................................................

    /*
     * Pass 1: estimate space, gather flags.
     */

    if (argc <= LOCAL_SIZE) {
	flagPtr = localFlags;
    } else if (argc > maxFlags) {
	/*
	 * We cannot allocate a large enough flag array to format this list in
	 * one pass.  We could imagine converting this routine to a multi-pass
	 * implementation, but for sizeof(int) == 4, the limit is a max of
	 * 2^30 list elements and since each element is at least one byte
	 * formatted, and requires one byte space between it and the next one,
	 * that a minimum space requirement of 2^31 bytes, which is already
	 * INT_MAX. If we tried to format a list of > maxFlags elements, we're
	 * just going to overflow the size limits on the formatted string
	 * anyway, so just issue that same panic early.
	 */

	Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX);
    } else {
	flagPtr = ckalloc(argc * sizeof(int));
    }
    for (i = 0; i < argc; i++) {
	flagPtr[i] = ( i ? TCL_DONT_QUOTE_HASH : 0 );
	bytesNeeded += TclScanElement(argv[i], -1, &flagPtr[i]);
	if (bytesNeeded < 0) {
	    Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX);
	}
................................................................................
Tcl_DStringAppendElement(
    Tcl_DString *dsPtr,		/* Structure describing dynamic string. */
    const char *element)	/* String to append. Must be
				 * null-terminated. */
{
    char *dst = dsPtr->string + dsPtr->length;
    int needSpace = TclNeedSpace(dsPtr->string, dst);
    int flags = needSpace ? TCL_DONT_QUOTE_HASH : 0;
    int newSize = dsPtr->length + needSpace
	    + TclScanElement(element, -1, &flags);

    /*
     * Allocate a larger buffer for the string if the current one isn't large
     * enough. Allocate extra space in the new buffer so that there will be
     * room to grow before we have to allocate again. SPECIAL NOTE: must use






|







 







|







 







|
|


<







 







<
<
<
<
<
<
<
<
<
<
<
<
<
<

|







 







|







970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
....
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
....
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553

1554
1555
1556
1557
1558
1559
1560
....
1565
1566
1567
1568
1569
1570
1571














1572
1573
1574
1575
1576
1577
1578
1579
1580
....
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
int
Tcl_ScanCountedElement(
    const char *src,		/* String to convert to Tcl list element. */
    int length,			/* Number of bytes in src, or -1. */
    int *flagPtr)		/* Where to store information to guide
				 * Tcl_ConvertElement. */
{
    char flags = CONVERT_ANY;
    int numBytes = TclScanElement(src, length, &flags);

    *flagPtr = flags;
    return numBytes;
}
 
/*
................................................................................
 *----------------------------------------------------------------------
 */

int
TclScanElement(
    const char *src,		/* String to convert to Tcl list element. */
    int length,			/* Number of bytes in src, or -1. */
    char *flagPtr)		/* Where to store information to guide
				 * Tcl_ConvertElement. */
{
    const char *p = src;
    int nestingLevel = 0;	/* Brace nesting count */
    int forbidNone = 0;		/* Do not permit CONVERT_NONE mode. Something
				 * needs protection or escape. */
    int requireEscape = 0;	/* Force use of CONVERT_ESCAPE mode.  For some
................................................................................
 */

char *
Tcl_Merge(
    int argc,			/* How many strings to merge. */
    const char *const *argv)	/* Array of string values. */
{
#define LOCAL_SIZE 64
    char localFlags[LOCAL_SIZE], *flagPtr = NULL;
    int i, bytesNeeded = 0;
    char *result, *dst;


    /*
     * Handle empty list case first, so logic of the general case can be
     * simpler.
     */

    if (argc == 0) {
................................................................................

    /*
     * Pass 1: estimate space, gather flags.
     */

    if (argc <= LOCAL_SIZE) {
	flagPtr = localFlags;














    } else {
	flagPtr = ckalloc(argc);
    }
    for (i = 0; i < argc; i++) {
	flagPtr[i] = ( i ? TCL_DONT_QUOTE_HASH : 0 );
	bytesNeeded += TclScanElement(argv[i], -1, &flagPtr[i]);
	if (bytesNeeded < 0) {
	    Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX);
	}
................................................................................
Tcl_DStringAppendElement(
    Tcl_DString *dsPtr,		/* Structure describing dynamic string. */
    const char *element)	/* String to append. Must be
				 * null-terminated. */
{
    char *dst = dsPtr->string + dsPtr->length;
    int needSpace = TclNeedSpace(dsPtr->string, dst);
    char flags = needSpace ? TCL_DONT_QUOTE_HASH : 0;
    int newSize = dsPtr->length + needSpace
	    + TclScanElement(element, -1, &flags);

    /*
     * Allocate a larger buffer for the string if the current one isn't large
     * enough. Allocate extra space in the new buffer so that there will be
     * room to grow before we have to allocate again. SPECIAL NOTE: must use

Changes to unix/configure.

3728
3729
3730
3731
3732
3733
3734
3735
3736
3737
3738
3739
3740
3741
3742
3743
3744
3745
3746
3747
3748
3749
3750
3751
$as_echo "$tcl_cv_dirent_h" >&6; }

    if test $tcl_cv_dirent_h = no; then

$as_echo "#define NO_DIRENT_H 1" >>confdefs.h

    fi

    ac_fn_c_check_header_mongrel "$LINENO" "float.h" "ac_cv_header_float_h" "$ac_includes_default"
if test "x$ac_cv_header_float_h" = xyes; then :

else

$as_echo "#define NO_FLOAT_H 1" >>confdefs.h

fi


    ac_fn_c_check_header_mongrel "$LINENO" "values.h" "ac_cv_header_values_h" "$ac_includes_default"
if test "x$ac_cv_header_values_h" = xyes; then :

else

$as_echo "#define NO_VALUES_H 1" >>confdefs.h






<
<
<
<
<
<
<
<
<
<







3728
3729
3730
3731
3732
3733
3734










3735
3736
3737
3738
3739
3740
3741
$as_echo "$tcl_cv_dirent_h" >&6; }

    if test $tcl_cv_dirent_h = no; then

$as_echo "#define NO_DIRENT_H 1" >>confdefs.h

    fi











    ac_fn_c_check_header_mongrel "$LINENO" "values.h" "ac_cv_header_values_h" "$ac_includes_default"
if test "x$ac_cv_header_values_h" = xyes; then :

else

$as_echo "#define NO_VALUES_H 1" >>confdefs.h

Changes to unix/tcl.m4.

2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
closedir(d);
], tcl_cv_dirent_h=yes, tcl_cv_dirent_h=no)])

    if test $tcl_cv_dirent_h = no; then
	AC_DEFINE(NO_DIRENT_H, 1, [Do we have <dirent.h>?])
    fi

    AC_CHECK_HEADER(float.h, , [AC_DEFINE(NO_FLOAT_H, 1, [Do we have <float.h>?])])
    AC_CHECK_HEADER(values.h, , [AC_DEFINE(NO_VALUES_H, 1, [Do we have <values.h>?])])
    AC_CHECK_HEADER(stdlib.h, tcl_ok=1, tcl_ok=0)
    AC_EGREP_HEADER(strtol, stdlib.h, , tcl_ok=0)
    AC_EGREP_HEADER(strtoul, stdlib.h, , tcl_ok=0)
    AC_EGREP_HEADER(strtod, stdlib.h, , tcl_ok=0)
    if test $tcl_ok = 0; then
	AC_DEFINE(NO_STDLIB_H, 1, [Do we have <stdlib.h>?])






<







2074
2075
2076
2077
2078
2079
2080

2081
2082
2083
2084
2085
2086
2087
closedir(d);
], tcl_cv_dirent_h=yes, tcl_cv_dirent_h=no)])

    if test $tcl_cv_dirent_h = no; then
	AC_DEFINE(NO_DIRENT_H, 1, [Do we have <dirent.h>?])
    fi


    AC_CHECK_HEADER(values.h, , [AC_DEFINE(NO_VALUES_H, 1, [Do we have <values.h>?])])
    AC_CHECK_HEADER(stdlib.h, tcl_ok=1, tcl_ok=0)
    AC_EGREP_HEADER(strtol, stdlib.h, , tcl_ok=0)
    AC_EGREP_HEADER(strtoul, stdlib.h, , tcl_ok=0)
    AC_EGREP_HEADER(strtod, stdlib.h, , tcl_ok=0)
    if test $tcl_ok = 0; then
	AC_DEFINE(NO_STDLIB_H, 1, [Do we have <stdlib.h>?])

Changes to unix/tclConfig.h.in.

291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
/* Do we have <dlfcn.h>? */
#undef NO_DLFCN_H

/* Do we have fd_set? */
#undef NO_FD_SET

/* Do we have <float.h>? */
#undef NO_FLOAT_H

/* Do we have fstatfs()? */
#undef NO_FSTATFS

/* Do we have gettimeofday()? */
#undef NO_GETTOD

/* Do we have getwd() */






<
<
<







291
292
293
294
295
296
297



298
299
300
301
302
303
304
/* Do we have <dlfcn.h>? */
#undef NO_DLFCN_H

/* Do we have fd_set? */
#undef NO_FD_SET




/* Do we have fstatfs()? */
#undef NO_FSTATFS

/* Do we have gettimeofday()? */
#undef NO_GETTOD

/* Do we have getwd() */

Changes to unix/tclUnixPort.h.

177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
 *---------------------------------------------------------------------------
 * Some platforms (e.g. SunOS) don't define FLT_MAX and FLT_MIN, so we look
 * for an alternative definition. If no other alternative is available we use
 * a reasonable guess.
 *---------------------------------------------------------------------------
 */

#ifndef NO_FLOAT_H
#   include <float.h>
#else
#ifndef NO_VALUES_H
#   include <values.h>
#endif
#endif

#ifndef FLT_MAX
#   ifdef MAXFLOAT
#	define FLT_MAX	MAXFLOAT
#   else
#	define FLT_MAX	3.402823466E+38F






<
|
<


<







177
178
179
180
181
182
183

184

185
186

187
188
189
190
191
192
193
 *---------------------------------------------------------------------------
 * Some platforms (e.g. SunOS) don't define FLT_MAX and FLT_MIN, so we look
 * for an alternative definition. If no other alternative is available we use
 * a reasonable guess.
 *---------------------------------------------------------------------------
 */


#include <float.h>

#ifndef NO_VALUES_H
#   include <values.h>

#endif

#ifndef FLT_MAX
#   ifdef MAXFLOAT
#	define FLT_MAX	MAXFLOAT
#   else
#	define FLT_MAX	3.402823466E+38F

Changes to win/tcl.dsp.

146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
SOURCE=..\compat\dlfcn.h
# End Source File
# Begin Source File

SOURCE=..\compat\fixstrtod.c
# End Source File
# Begin Source File

SOURCE=..\compat\float.h
# End Source File
# Begin Source File

SOURCE=..\compat\gettod.c
# End Source File
# Begin Source File

SOURCE=..\compat\limits.h






<
<
<
<







146
147
148
149
150
151
152




153
154
155
156
157
158
159
SOURCE=..\compat\dlfcn.h
# End Source File
# Begin Source File

SOURCE=..\compat\fixstrtod.c
# End Source File




# Begin Source File

SOURCE=..\compat\gettod.c
# End Source File
# Begin Source File

SOURCE=..\compat\limits.h

Changes to win/tclWinThrd.c.

9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
 *
 * See the file "license.terms" for information on usage and redistribution of
 * this file, and for a DISCLAIMER OF ALL WARRANTIES.
 */

#include "tclWinInt.h"

#include <float.h>

/* Workaround for mingw versions which don't provide this in float.h */
#ifndef _MCW_EM
#   define	_MCW_EM		0x0008001F	/* Error masks */
#   define	_MCW_RC		0x00000300	/* Rounding */
#   define	_MCW_PC		0x00030000	/* Precision */
_CRTIMP unsigned int __cdecl _controlfp (unsigned int unNew, unsigned int unMask);
#endif






<
<







9
10
11
12
13
14
15


16
17
18
19
20
21
22
 *
 * See the file "license.terms" for information on usage and redistribution of
 * this file, and for a DISCLAIMER OF ALL WARRANTIES.
 */

#include "tclWinInt.h"



/* Workaround for mingw versions which don't provide this in float.h */
#ifndef _MCW_EM
#   define	_MCW_EM		0x0008001F	/* Error masks */
#   define	_MCW_RC		0x00000300	/* Rounding */
#   define	_MCW_PC		0x00030000	/* Precision */
_CRTIMP unsigned int __cdecl _controlfp (unsigned int unNew, unsigned int unMask);
#endif