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Overview
Comment: | Cleaner ensemble innards |
---|---|
Downloads: | Tarball | ZIP archive | SQL archive |
Timelines: | family | ancestors | descendants | both | dkf/ensemble-cleanup |
Files: | files | file ages | folders |
SHA3-256: |
992554eac06b225c2822aead789981cb |
User & Date: | dkf 2024-06-16 13:39:51 |
Context
2024-06-16
| ||
15:12 | Some more improvements check-in: 6280883f86 user: dkf tags: dkf/ensemble-cleanup | |
13:39 | Cleaner ensemble innards check-in: 992554eac0 user: dkf tags: dkf/ensemble-cleanup | |
2024-06-13
| ||
11:59 | Minor doc fix check-in: af8cf518e5 user: jan.nijtmans tags: core-8-branch | |
Changes
Changes to generic/tclEnsemble.c.
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14 15 16 17 18 19 20 21 22 23 24 25 26 27 | #include "tclCompile.h" /* * Declarations for functions local to this file: */ static inline Tcl_Obj * NewNsObj(Tcl_Namespace *namespacePtr); static inline int EnsembleUnknownCallback(Tcl_Interp *interp, EnsembleConfig *ensemblePtr, int objc, Tcl_Obj *const objv[], Tcl_Obj **prefixObjPtr); static int NsEnsembleImplementationCmdNR(void *clientData, Tcl_Interp *interp,int objc,Tcl_Obj *const objv[]); static void BuildEnsembleConfig(EnsembleConfig *ensemblePtr); static int NsEnsembleStringOrder(const void *strPtr1, | > > > > > > > > > | 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | #include "tclCompile.h" /* * Declarations for functions local to this file: */ static inline Tcl_Obj * NewNsObj(Tcl_Namespace *namespacePtr); static Tcl_Command InitEnsembleFromOptions(Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); static int ReadOneEnsembleOption(Tcl_Interp *interp, Tcl_Command token, Tcl_Obj *optionObj); static int ReadAllEnsembleOptions(Tcl_Interp *interp, Tcl_Command token); static int SetEnsembleConfigOptions(Tcl_Interp *interp, Tcl_Command token, int objc, Tcl_Obj *const objv[]); static inline int EnsembleUnknownCallback(Tcl_Interp *interp, EnsembleConfig *ensemblePtr, int objc, Tcl_Obj *const objv[], Tcl_Obj **prefixObjPtr); static int NsEnsembleImplementationCmdNR(void *clientData, Tcl_Interp *interp,int objc,Tcl_Obj *const objv[]); static void BuildEnsembleConfig(EnsembleConfig *ensemblePtr); static int NsEnsembleStringOrder(const void *strPtr1, |
︙ | ︙ | |||
80 81 82 83 84 85 86 | "ensembleCommand", /* the type's name */ FreeEnsembleCmdRep, /* freeIntRepProc */ DupEnsembleCmdRep, /* dupIntRepProc */ NULL, /* updateStringProc */ NULL /* setFromAnyProc */ }; | | | | | | > | | | | | | | | | | 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 | "ensembleCommand", /* the type's name */ FreeEnsembleCmdRep, /* freeIntRepProc */ DupEnsembleCmdRep, /* dupIntRepProc */ NULL, /* updateStringProc */ NULL /* setFromAnyProc */ }; #define ECRSetInternalRep(objPtr, ecRepPtr) \ do { \ Tcl_ObjInternalRep ir; \ ir.twoPtrValue.ptr1 = (ecRepPtr); \ ir.twoPtrValue.ptr2 = NULL; \ Tcl_StoreInternalRep((objPtr), &ensembleCmdType, &ir); \ } while (0) #define ECRGetInternalRep(objPtr, ecRepPtr) \ do { \ const Tcl_ObjInternalRep *irPtr; \ irPtr = TclFetchInternalRep((objPtr), &ensembleCmdType); \ (ecRepPtr) = irPtr ? (EnsembleCmdRep *) \ irPtr->twoPtrValue.ptr1 : NULL; \ } while (0) /* * The internal rep for caching ensemble subcommand lookups and spelling * corrections. */ typedef struct { Tcl_Size epoch; /* Used to confirm when the data in this * really structure matches up with the * ensemble. */ Command *token; /* Reference to the command for which this * structure is a cache of the resolution. */ Tcl_Obj *fix; /* Corrected spelling, if needed. */ Tcl_HashEntry *hPtr; /* Direct link to entry in the subcommand hash * table. */ } EnsembleCmdRep; static inline Tcl_Obj * NewNsObj( Tcl_Namespace *namespacePtr) { Namespace *nsPtr = (Namespace *) namespacePtr; if (namespacePtr == TclGetGlobalNamespace(nsPtr->interp)) { return Tcl_NewStringObj("::", 2); } return Tcl_NewStringObj(nsPtr->fullName, TCL_AUTO_LENGTH); } /* *---------------------------------------------------------------------- * * TclNamespaceEnsembleCmd -- * |
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153 154 155 156 157 158 159 | TclNamespaceEnsembleCmd( TCL_UNUSED(void *), Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]) { Tcl_Namespace *namespacePtr; | | < < < < < | | < < < < < < < < < < < < < < | < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < | < < < < < < < < < < < < < < < < < < < < < < < < | | < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < | 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 | TclNamespaceEnsembleCmd( TCL_UNUSED(void *), Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]) { Tcl_Namespace *namespacePtr; Namespace *nsPtr = (Namespace *) TclGetCurrentNamespace(interp); Tcl_Command token; int index; if (nsPtr == NULL || nsPtr->flags & NS_DEAD) { if (!Tcl_InterpDeleted(interp)) { Tcl_SetObjResult(interp, Tcl_NewStringObj( "tried to manipulate ensemble of deleted namespace", TCL_AUTO_LENGTH)); Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "DEAD", (char *)NULL); } return TCL_ERROR; } if (objc < 2) { Tcl_WrongNumArgs(interp, 1, objv, "subcommand ?arg ...?"); return TCL_ERROR; } if (Tcl_GetIndexFromObj(interp, objv[1], ensembleSubcommands, "subcommand", 0, &index) != TCL_OK) { return TCL_ERROR; } switch ((enum EnsSubcmds) index) { case ENS_CREATE: /* * Check that we've got option-value pairs... [Bug 1558654] */ if (objc & 1) { Tcl_WrongNumArgs(interp, 2, objv, "?option value ...?"); return TCL_ERROR; } token = InitEnsembleFromOptions(interp, objc - 2, objv + 2); if (token == NULL) { return TCL_ERROR; } /* * Tricky! Must ensure that the result is not shared (command delete * traces could have corrupted the pristine object that we started * with). [Snit test rename-1.5] */ Tcl_ResetResult(interp); Tcl_GetCommandFullName(interp, token, Tcl_GetObjResult(interp)); return TCL_OK; case ENS_EXISTS: if (objc != 3) { Tcl_WrongNumArgs(interp, 2, objv, "cmdname"); return TCL_ERROR; } Tcl_SetObjResult(interp, Tcl_NewBooleanObj( |
︙ | ︙ | |||
397 398 399 400 401 402 403 | } token = Tcl_FindEnsemble(interp, objv[2], TCL_LEAVE_ERR_MSG); if (token == NULL) { return TCL_ERROR; } if (objc == 4) { | < | < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < | < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < | < < < < < < | < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 | } token = Tcl_FindEnsemble(interp, objv[2], TCL_LEAVE_ERR_MSG); if (token == NULL) { return TCL_ERROR; } if (objc == 4) { return ReadOneEnsembleOption(interp, token, objv[3]); } else if (objc == 3) { return ReadAllEnsembleOptions(interp, token); } else { return SetEnsembleConfigOptions(interp, token, objc - 3, objv + 3); } default: Tcl_Panic("unexpected ensemble command"); } return TCL_OK; } static Tcl_Command InitEnsembleFromOptions( Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]) { Namespace *nsPtr = (Namespace *) TclGetCurrentNamespace(interp); Namespace *cxtPtr = nsPtr->parentPtr; Namespace *altFoundNsPtr, *actualCxtPtr; const char *name = nsPtr->name; Tcl_Size len; int allocatedMapFlag = 0; int index; Tcl_Command token; Namespace *foundNsPtr; const char *simpleName; /* * Defaults */ Tcl_Obj *subcmdObj = NULL; Tcl_Obj *mapObj = NULL; int permitPrefix = 1; Tcl_Obj *unknownObj = NULL; Tcl_Obj *paramObj = NULL; /* * Parse the option list, applying type checks as we go. Note that we are * not incrementing any reference counts in the objects at this stage, so * the presence of an option multiple times won't cause any memory leaks. */ for (; objc>1 ; objc-=2,objv+=2) { if (Tcl_GetIndexFromObj(interp, objv[0], ensembleCreateOptions, "option", 0, &index) != TCL_OK) { goto error; } switch ((enum EnsCreateOpts) index) { case CRT_CMD: name = TclGetString(objv[1]); cxtPtr = nsPtr; continue; case CRT_SUBCMDS: if (TclListObjLength(interp, objv[1], &len) != TCL_OK) { goto error; } subcmdObj = (len > 0 ? objv[1] : NULL); continue; case CRT_PARAM: if (TclListObjLength(interp, objv[1], &len) != TCL_OK) { goto error; } paramObj = (len > 0 ? objv[1] : NULL); continue; case CRT_MAP: { Tcl_Obj *patchedDict = NULL, *subcmdWordsObj, *listObj; Tcl_DictSearch search; int done; /* * Verify that the map is sensible. */ if (Tcl_DictObjFirst(interp, objv[1], &search, &subcmdWordsObj, &listObj, &done) != TCL_OK) { goto error; } else if (done) { mapObj = NULL; continue; } do { Tcl_Obj **listv; const char *cmd; if (TclListObjGetElements(interp, listObj, &len, &listv) != TCL_OK) { goto mapError; } if (len < 1) { Tcl_SetObjResult(interp, Tcl_NewStringObj( "ensemble subcommand implementations " "must be non-empty lists", TCL_AUTO_LENGTH)); Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "EMPTY_TARGET", (char *)NULL); goto mapError; } cmd = TclGetString(listv[0]); if (!(cmd[0] == ':' && cmd[1] == ':')) { Tcl_Obj *newList = Tcl_NewListObj(len, listv); Tcl_Obj *newCmd = NewNsObj((Tcl_Namespace *) nsPtr); if (nsPtr->parentPtr) { Tcl_AppendStringsToObj(newCmd, "::", (char *)NULL); } Tcl_AppendObjToObj(newCmd, listv[0]); Tcl_ListObjReplace(NULL, newList, 0, 1, 1, &newCmd); if (patchedDict == NULL) { patchedDict = Tcl_DuplicateObj(objv[1]); } Tcl_DictObjPut(NULL, patchedDict, subcmdWordsObj, newList); } Tcl_DictObjNext(&search, &subcmdWordsObj, &listObj, &done); } while (!done); if (allocatedMapFlag) { Tcl_DecrRefCount(mapObj); } mapObj = (patchedDict ? patchedDict : objv[1]); if (patchedDict) { allocatedMapFlag = 1; } continue; mapError: Tcl_DictObjDone(&search); if (patchedDict) { Tcl_DecrRefCount(patchedDict); } goto error; } case CRT_PREFIX: if (Tcl_GetBooleanFromObj(interp, objv[1], &permitPrefix) != TCL_OK) { goto error; } continue; case CRT_UNKNOWN: if (TclListObjLength(interp, objv[1], &len) != TCL_OK) { goto error; } unknownObj = (len > 0 ? objv[1] : NULL); continue; } } TclGetNamespaceForQualName(interp, name, cxtPtr, TCL_CREATE_NS_IF_UNKNOWN, &foundNsPtr, &altFoundNsPtr, &actualCxtPtr, &simpleName); /* * Create the ensemble. Note that this might delete another ensemble * linked to the same namespace, so we must be careful. However, we * should be OK because we only link the namespace into the list once * we've created it (and after any deletions have occurred.) */ token = TclCreateEnsembleInNs(interp, simpleName, (Tcl_Namespace *) foundNsPtr, (Tcl_Namespace *) nsPtr, (permitPrefix ? TCL_ENSEMBLE_PREFIX : 0)); Tcl_SetEnsembleSubcommandList(interp, token, subcmdObj); Tcl_SetEnsembleMappingDict(interp, token, mapObj); Tcl_SetEnsembleUnknownHandler(interp, token, unknownObj); Tcl_SetEnsembleParameterList(interp, token, paramObj); return token; error: if (allocatedMapFlag) { Tcl_DecrRefCount(mapObj); } return NULL; } static int ReadOneEnsembleOption( Tcl_Interp *interp, Tcl_Command token, /* The ensemble. */ Tcl_Obj *optionObj) /* The name of the option to read. */ { Tcl_Obj *resultObj = NULL; /* silence gcc 4 warning */ int index; if (Tcl_GetIndexFromObj(interp, optionObj, ensembleConfigOptions, "option", 0, &index) != TCL_OK) { return TCL_ERROR; } switch ((enum EnsConfigOpts) index) { case CONF_SUBCMDS: Tcl_GetEnsembleSubcommandList(NULL, token, &resultObj); if (resultObj != NULL) { Tcl_SetObjResult(interp, resultObj); } break; case CONF_PARAM: Tcl_GetEnsembleParameterList(NULL, token, &resultObj); if (resultObj != NULL) { Tcl_SetObjResult(interp, resultObj); } break; case CONF_MAP: Tcl_GetEnsembleMappingDict(NULL, token, &resultObj); if (resultObj != NULL) { Tcl_SetObjResult(interp, resultObj); } break; case CONF_NAMESPACE: { Tcl_Namespace *namespacePtr = NULL; /* silence gcc 4 warning */ Tcl_GetEnsembleNamespace(NULL, token, &namespacePtr); Tcl_SetObjResult(interp, NewNsObj(namespacePtr)); break; } case CONF_PREFIX: { int flags = 0; /* silence gcc 4 warning */ Tcl_GetEnsembleFlags(NULL, token, &flags); Tcl_SetObjResult(interp, Tcl_NewBooleanObj(flags & TCL_ENSEMBLE_PREFIX)); break; } case CONF_UNKNOWN: Tcl_GetEnsembleUnknownHandler(NULL, token, &resultObj); if (resultObj != NULL) { Tcl_SetObjResult(interp, resultObj); } break; } return TCL_OK; } static int ReadAllEnsembleOptions( Tcl_Interp *interp, Tcl_Command token) /* The ensemble. */ { Tcl_Obj *resultObj, *tmpObj = NULL; /* silence gcc 4 warning */ int flags = 0; /* silence gcc 4 warning */ Tcl_Namespace *namespacePtr = NULL; /* silence gcc 4 warning */ TclNewObj(resultObj); /* -map option */ Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewStringObj(ensembleConfigOptions[CONF_MAP], TCL_AUTO_LENGTH)); Tcl_GetEnsembleMappingDict(NULL, token, &tmpObj); Tcl_ListObjAppendElement(NULL, resultObj, (tmpObj != NULL) ? tmpObj : Tcl_NewObj()); /* -namespace option */ Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewStringObj(ensembleConfigOptions[CONF_NAMESPACE], TCL_AUTO_LENGTH)); Tcl_GetEnsembleNamespace(NULL, token, &namespacePtr); Tcl_ListObjAppendElement(NULL, resultObj, NewNsObj(namespacePtr)); /* -parameters option */ Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewStringObj(ensembleConfigOptions[CONF_PARAM], TCL_AUTO_LENGTH)); Tcl_GetEnsembleParameterList(NULL, token, &tmpObj); Tcl_ListObjAppendElement(NULL, resultObj, (tmpObj != NULL) ? tmpObj : Tcl_NewObj()); /* -prefix option */ Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewStringObj(ensembleConfigOptions[CONF_PREFIX], TCL_AUTO_LENGTH)); Tcl_GetEnsembleFlags(NULL, token, &flags); Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewBooleanObj(flags & TCL_ENSEMBLE_PREFIX)); /* -subcommands option */ Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewStringObj(ensembleConfigOptions[CONF_SUBCMDS], TCL_AUTO_LENGTH)); Tcl_GetEnsembleSubcommandList(NULL, token, &tmpObj); Tcl_ListObjAppendElement(NULL, resultObj, (tmpObj != NULL) ? tmpObj : Tcl_NewObj()); /* -unknown option */ Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewStringObj(ensembleConfigOptions[CONF_UNKNOWN], TCL_AUTO_LENGTH)); Tcl_GetEnsembleUnknownHandler(NULL, token, &tmpObj); Tcl_ListObjAppendElement(NULL, resultObj, (tmpObj != NULL) ? tmpObj : Tcl_NewObj()); Tcl_SetObjResult(interp, resultObj); return TCL_OK; } static int SetEnsembleConfigOptions( Tcl_Interp *interp, Tcl_Command token, /* The ensemble. */ int objc, /* The count of option-related arguments. */ Tcl_Obj *const objv[]) /* Option-related arguments. */ { Tcl_Size len; int allocatedMapFlag = 0; Tcl_Obj *subcmdObj = NULL, *mapObj = NULL, *paramObj = NULL, *unknownObj = NULL; /* Defaults, silence gcc 4 warnings */ Tcl_Obj *listObj; Tcl_DictSearch search; int permitPrefix, flags = 0; /* silence gcc 4 warning */ int index, done; Tcl_GetEnsembleSubcommandList(NULL, token, &subcmdObj); Tcl_GetEnsembleMappingDict(NULL, token, &mapObj); Tcl_GetEnsembleParameterList(NULL, token, ¶mObj); Tcl_GetEnsembleUnknownHandler(NULL, token, &unknownObj); Tcl_GetEnsembleFlags(NULL, token, &flags); permitPrefix = (flags & TCL_ENSEMBLE_PREFIX) != 0; /* * Parse the option list, applying type checks as we go. Note that * we are not incrementing any reference counts in the objects at * this stage, so the presence of an option multiple times won't * cause any memory leaks. */ for (; objc>0 ; objc-=2,objv+=2) { if (Tcl_GetIndexFromObj(interp, objv[0], ensembleConfigOptions, "option", 0, &index) != TCL_OK) { goto freeMapAndError; } switch ((enum EnsConfigOpts) index) { case CONF_SUBCMDS: if (TclListObjLength(interp, objv[1], &len) != TCL_OK) { goto freeMapAndError; } subcmdObj = (len > 0 ? objv[1] : NULL); continue; case CONF_PARAM: if (TclListObjLength(interp, objv[1], &len) != TCL_OK) { goto freeMapAndError; } paramObj = (len > 0 ? objv[1] : NULL); continue; case CONF_MAP: { Tcl_Obj *patchedDict = NULL, *subcmdWordsObj, **listv; Namespace *nsPtr = (Namespace *) TclGetCurrentNamespace(interp); const char *cmd; /* * Verify that the map is sensible. */ if (Tcl_DictObjFirst(interp, objv[1], &search, &subcmdWordsObj, &listObj, &done) != TCL_OK) { goto freeMapAndError; } else if (done) { mapObj = NULL; continue; } do { if (TclListObjLength(interp, listObj, &len) != TCL_OK) { goto finishSearchAndError; } if (len < 1) { Tcl_SetObjResult(interp, Tcl_NewStringObj( "ensemble subcommand implementations " "must be non-empty lists", TCL_AUTO_LENGTH)); Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "EMPTY_TARGET", (char *)NULL); goto finishSearchAndError; } if (TclListObjGetElements(interp, listObj, &len, &listv) != TCL_OK) { goto finishSearchAndError; } cmd = TclGetString(listv[0]); if (!(cmd[0] == ':' && cmd[1] == ':')) { Tcl_Obj *newList = Tcl_DuplicateObj(listObj); Tcl_Obj *newCmd = NewNsObj((Tcl_Namespace*) nsPtr); if (nsPtr->parentPtr) { Tcl_AppendStringsToObj(newCmd, "::", (char *)NULL); } Tcl_AppendObjToObj(newCmd, listv[0]); Tcl_ListObjReplace(NULL, newList, 0, 1, 1, &newCmd); if (patchedDict == NULL) { patchedDict = Tcl_DuplicateObj(objv[1]); } Tcl_DictObjPut(NULL, patchedDict, subcmdWordsObj, newList); } Tcl_DictObjNext(&search, &subcmdWordsObj, &listObj, &done); } while (!done); if (allocatedMapFlag) { Tcl_DecrRefCount(mapObj); } mapObj = (patchedDict ? patchedDict : objv[1]); if (patchedDict) { allocatedMapFlag = 1; } continue; finishSearchAndError: Tcl_DictObjDone(&search); if (patchedDict) { Tcl_DecrRefCount(patchedDict); } goto freeMapAndError; } case CONF_NAMESPACE: Tcl_SetObjResult(interp, Tcl_NewStringObj( "option -namespace is read-only", TCL_AUTO_LENGTH)); Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "READ_ONLY", (char *)NULL); goto freeMapAndError; case CONF_PREFIX: if (Tcl_GetBooleanFromObj(interp, objv[1], &permitPrefix) != TCL_OK) { goto freeMapAndError; } continue; case CONF_UNKNOWN: if (TclListObjLength(interp, objv[1], &len) != TCL_OK) { goto freeMapAndError; } unknownObj = (len > 0 ? objv[1] : NULL); continue; } } /* * Update the namespace now that we've finished the parsing stage. */ flags = (permitPrefix ? flags | TCL_ENSEMBLE_PREFIX : flags & ~TCL_ENSEMBLE_PREFIX); Tcl_SetEnsembleSubcommandList(interp, token, subcmdObj); Tcl_SetEnsembleMappingDict(interp, token, mapObj); Tcl_SetEnsembleParameterList(interp, token, paramObj); Tcl_SetEnsembleUnknownHandler(interp, token, unknownObj); Tcl_SetEnsembleFlags(interp, token, flags); return TCL_OK; freeMapAndError: if (allocatedMapFlag) { Tcl_DecrRefCount(mapObj); } return TCL_ERROR; } /* *---------------------------------------------------------------------- * * TclCreateEnsembleInNs -- * * Like Tcl_CreateEnsemble, but additionally accepts as an argument the |
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677 678 679 680 681 682 683 | Tcl_Interp *interp, const char *name, /* Simple name of command to create (no * namespace components). */ Tcl_Namespace *nameNsPtr, /* Name of namespace to create the command * in. */ Tcl_Namespace *ensembleNsPtr, /* Name of the namespace for the ensemble. */ | | > | | 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 | Tcl_Interp *interp, const char *name, /* Simple name of command to create (no * namespace components). */ Tcl_Namespace *nameNsPtr, /* Name of namespace to create the command * in. */ Tcl_Namespace *ensembleNsPtr, /* Name of the namespace for the ensemble. */ int flags) /* Whether we need exact matching and whether * we bytecode-compile the ensemble's uses. */ { 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; } |
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737 738 739 740 741 742 743 | * Value * * The token for the command created. * * Effect * The ensemble is created and marked for compilation. * | < | | | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 | * Value * * The token for the command created. * * Effect * The ensemble is created and marked for compilation. * *---------------------------------------------------------------------- */ Tcl_Command Tcl_CreateEnsemble( Tcl_Interp *interp, const char *name, /* The ensemble name. */ Tcl_Namespace *namespacePtr,/* Context namespace. */ int flags) /* Whether we need exact matching and whether * we bytecode-compile the ensemble's uses. */ { Namespace *nsPtr = (Namespace *) namespacePtr, *foundNsPtr, *altNsPtr, *actualNsPtr; const char * simpleName; if (nsPtr == NULL) { nsPtr = (Namespace *) TclGetCurrentNamespace(interp); } TclGetNamespaceForQualName(interp, name, nsPtr, TCL_CREATE_NS_IF_UNKNOWN, &foundNsPtr, &altNsPtr, &actualNsPtr, &simpleName); return TclCreateEnsembleInNs(interp, simpleName, (Tcl_Namespace *) foundNsPtr, (Tcl_Namespace *) nsPtr, flags); } /* *---------------------------------------------------------------------- * * GetEnsembleFromCommand -- * * Standard check to see if a command is an ensemble. * * Results: * The ensemble implementation if the command is an ensemble. NULL if it * isn't. * * Side effects: * Reports an error in the interpreter (if non-NULL) if the command is * not an ensemble. * *---------------------------------------------------------------------- */ static inline EnsembleConfig * GetEnsembleFromCommand( Tcl_Interp *interp, /* Where to report an error. May be NULL. */ Tcl_Command token) /* What to check for ensemble-ness. */ { Command *cmdPtr = (Command *) token; if (cmdPtr->objProc != TclEnsembleImplementationCmd) { if (interp != NULL) { Tcl_SetObjResult(interp, Tcl_NewStringObj( "command is not an ensemble", TCL_AUTO_LENGTH)); Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "NOT_ENSEMBLE", (char *)NULL); } return NULL; } return (EnsembleConfig *) cmdPtr->objClientData; } /* *---------------------------------------------------------------------- * * BumpEpochIfNecessary -- * * Increments the compilation epoch if the (ensemble) command is one where * changes would be seen by the compiler in some cases. * * Results: * None. * * Side effects: * May trigger later bytecode recompilations. * *---------------------------------------------------------------------- */ static inline void BumpEpochIfNecessary( Tcl_Interp *interp, Tcl_Command token) { /* * Special hack to make compiling of [info exists] work when the * dictionary is modified. */ if (((Command *) token)->compileProc != NULL) { ((Interp *) interp)->compileEpoch++; } } /* *---------------------------------------------------------------------- * * Tcl_SetEnsembleSubcommandList -- * * Set the subcommand list for a particular ensemble. |
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785 786 787 788 789 790 791 | int Tcl_SetEnsembleSubcommandList( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj *subcmdList) { | < | < < | < < | < < < < < < < < < | 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 | int Tcl_SetEnsembleSubcommandList( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj *subcmdList) { EnsembleConfig *ensemblePtr = GetEnsembleFromCommand(interp, token); Tcl_Obj *oldList; if (ensemblePtr == NULL) { return TCL_ERROR; } if (subcmdList != NULL) { Tcl_Size length; if (TclListObjLength(interp, subcmdList, &length) != TCL_OK) { return TCL_ERROR; } if (length < 1) { subcmdList = NULL; } } oldList = ensemblePtr->subcmdList; ensemblePtr->subcmdList = subcmdList; if (subcmdList != NULL) { Tcl_IncrRefCount(subcmdList); } if (oldList != NULL) { TclDecrRefCount(oldList); } /* * Trigger an eventual recomputation of the ensemble command set. Note * that this is slightly tricky, as it means that we are not actually * counting the number of namespace export actions, but it is the simplest * way to go! */ ensemblePtr->nsPtr->exportLookupEpoch++; BumpEpochIfNecessary(interp, token); return TCL_OK; } /* *---------------------------------------------------------------------- * * Tcl_SetEnsembleParameterList -- |
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860 861 862 863 864 865 866 | int Tcl_SetEnsembleParameterList( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj *paramList) { | < | < < | < < | < < < < < < < < < | 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 | int Tcl_SetEnsembleParameterList( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj *paramList) { EnsembleConfig *ensemblePtr = GetEnsembleFromCommand(interp, token); Tcl_Obj *oldList; Tcl_Size length; if (ensemblePtr == NULL) { return TCL_ERROR; } if (paramList == NULL) { length = 0; } else { if (TclListObjLength(interp, paramList, &length) != TCL_OK) { return TCL_ERROR; } if (length < 1) { paramList = NULL; } } oldList = ensemblePtr->parameterList; ensemblePtr->parameterList = paramList; if (paramList != NULL) { Tcl_IncrRefCount(paramList); } if (oldList != NULL) { TclDecrRefCount(oldList); } ensemblePtr->numParameters = length; /* * Trigger an eventual recomputation of the ensemble command set. Note * that this is slightly tricky, as it means that we are not actually * counting the number of namespace export actions, but it is the simplest * way to go! */ ensemblePtr->nsPtr->exportLookupEpoch++; BumpEpochIfNecessary(interp, token); return TCL_OK; } /* *---------------------------------------------------------------------- * * Tcl_SetEnsembleMappingDict -- |
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937 938 939 940 941 942 943 | int Tcl_SetEnsembleMappingDict( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj *mapDict) { | < | < < | < | 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 | int Tcl_SetEnsembleMappingDict( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj *mapDict) { EnsembleConfig *ensemblePtr = GetEnsembleFromCommand(interp, token); Tcl_Obj *oldDict; if (ensemblePtr == NULL) { return TCL_ERROR; } if (mapDict != NULL) { Tcl_Size size; int done; Tcl_DictSearch search; Tcl_Obj *valuePtr; |
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970 971 972 973 974 975 976 | Tcl_DictObjDone(&search); return TCL_ERROR; } bytes = TclGetString(cmdObjPtr); if (bytes[0] != ':' || bytes[1] != ':') { Tcl_SetObjResult(interp, Tcl_NewStringObj( "ensemble target is not a fully-qualified command", | | < | < < < < < < < < < | 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 | Tcl_DictObjDone(&search); return TCL_ERROR; } bytes = TclGetString(cmdObjPtr); if (bytes[0] != ':' || bytes[1] != ':') { Tcl_SetObjResult(interp, Tcl_NewStringObj( "ensemble target is not a fully-qualified command", TCL_AUTO_LENGTH)); Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "UNQUALIFIED_TARGET", (char *)NULL); Tcl_DictObjDone(&search); return TCL_ERROR; } } if (size < 1) { mapDict = NULL; } } oldDict = ensemblePtr->subcommandDict; ensemblePtr->subcommandDict = mapDict; if (mapDict != NULL) { Tcl_IncrRefCount(mapDict); } if (oldDict != NULL) { TclDecrRefCount(oldDict); } /* * Trigger an eventual recomputation of the ensemble command set. Note * that this is slightly tricky, as it means that we are not actually * counting the number of namespace export actions, but it is the simplest * way to go! */ ensemblePtr->nsPtr->exportLookupEpoch++; BumpEpochIfNecessary(interp, token); return TCL_OK; } /* *---------------------------------------------------------------------- * * Tcl_SetEnsembleUnknownHandler -- |
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1037 1038 1039 1040 1041 1042 1043 | int Tcl_SetEnsembleUnknownHandler( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj *unknownList) { | < | < < | < < | 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 | int Tcl_SetEnsembleUnknownHandler( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj *unknownList) { EnsembleConfig *ensemblePtr = GetEnsembleFromCommand(interp, token); Tcl_Obj *oldList; if (ensemblePtr == NULL) { return TCL_ERROR; } if (unknownList != NULL) { Tcl_Size length; if (TclListObjLength(interp, unknownList, &length) != TCL_OK) { return TCL_ERROR; } if (length < 1) { unknownList = NULL; } } oldList = ensemblePtr->unknownHandler; ensemblePtr->unknownHandler = unknownList; if (unknownList != NULL) { Tcl_IncrRefCount(unknownList); } if (oldList != NULL) { TclDecrRefCount(oldList); |
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1103 1104 1105 1106 1107 1108 1109 | int Tcl_SetEnsembleFlags( Tcl_Interp *interp, Tcl_Command token, int flags) { | < | | < < | < < < < | 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 | int Tcl_SetEnsembleFlags( Tcl_Interp *interp, Tcl_Command token, int flags) { EnsembleConfig *ensemblePtr = GetEnsembleFromCommand(interp, token); int changedFlags = flags ^ ensemblePtr->flags; if (ensemblePtr == NULL) { return TCL_ERROR; } /* * This API refuses to set the ENSEMBLE_DEAD flag... */ ensemblePtr->flags &= ENSEMBLE_DEAD; ensemblePtr->flags |= flags & ~ENSEMBLE_DEAD; |
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1139 1140 1141 1142 1143 1144 1145 | /* * If the ENSEMBLE_COMPILE flag status was changed, install or remove the * compiler function and bump the interpreter's compilation epoch so that * bytecode gets regenerated. */ | | < | < < < | < | < | 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 | /* * If the ENSEMBLE_COMPILE flag status was changed, install or remove the * compiler function and bump the interpreter's compilation epoch so that * bytecode gets regenerated. */ if (changedFlags & ENSEMBLE_COMPILE) { ((Command*) ensemblePtr->token)->compileProc = ((flags & ENSEMBLE_COMPILE) ? TclCompileEnsemble : NULL); ((Interp *) interp)->compileEpoch++; } return TCL_OK; } /* *---------------------------------------------------------------------- |
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1180 1181 1182 1183 1184 1185 1186 | int Tcl_GetEnsembleSubcommandList( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj **subcmdListPtr) { | < | < | < < < < < < | 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 | int Tcl_GetEnsembleSubcommandList( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj **subcmdListPtr) { EnsembleConfig *ensemblePtr = GetEnsembleFromCommand(interp, token); if (ensemblePtr == NULL) { return TCL_ERROR; } *subcmdListPtr = ensemblePtr->subcmdList; return TCL_OK; } /* *---------------------------------------------------------------------- * |
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1222 1223 1224 1225 1226 1227 1228 | int Tcl_GetEnsembleParameterList( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj **paramListPtr) { | < | < | < < < < < < | 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 | int Tcl_GetEnsembleParameterList( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj **paramListPtr) { EnsembleConfig *ensemblePtr = GetEnsembleFromCommand(interp, token); if (ensemblePtr == NULL) { return TCL_ERROR; } *paramListPtr = ensemblePtr->parameterList; return TCL_OK; } /* *---------------------------------------------------------------------- * |
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1264 1265 1266 1267 1268 1269 1270 | int Tcl_GetEnsembleMappingDict( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj **mapDictPtr) { | < | < | < < < < < < | 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 | int Tcl_GetEnsembleMappingDict( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj **mapDictPtr) { EnsembleConfig *ensemblePtr = GetEnsembleFromCommand(interp, token); if (ensemblePtr == NULL) { return TCL_ERROR; } *mapDictPtr = ensemblePtr->subcommandDict; return TCL_OK; } /* *---------------------------------------------------------------------- * |
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1305 1306 1307 1308 1309 1310 1311 | int Tcl_GetEnsembleUnknownHandler( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj **unknownListPtr) { | < | < | < < < < < < | 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 | int Tcl_GetEnsembleUnknownHandler( Tcl_Interp *interp, Tcl_Command token, Tcl_Obj **unknownListPtr) { EnsembleConfig *ensemblePtr = GetEnsembleFromCommand(interp, token); if (ensemblePtr == NULL) { return TCL_ERROR; } *unknownListPtr = ensemblePtr->unknownHandler; return TCL_OK; } /* *---------------------------------------------------------------------- * |
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1346 1347 1348 1349 1350 1351 1352 | int Tcl_GetEnsembleFlags( Tcl_Interp *interp, Tcl_Command token, int *flagsPtr) { | < | < | < < < < < < | 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 | int Tcl_GetEnsembleFlags( Tcl_Interp *interp, Tcl_Command token, int *flagsPtr) { EnsembleConfig *ensemblePtr = GetEnsembleFromCommand(interp, token); if (ensemblePtr == NULL) { return TCL_ERROR; } *flagsPtr = ensemblePtr->flags; return TCL_OK; } /* *---------------------------------------------------------------------- * |
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1387 1388 1389 1390 1391 1392 1393 | int Tcl_GetEnsembleNamespace( Tcl_Interp *interp, Tcl_Command token, Tcl_Namespace **namespacePtrPtr) { | < | < | < < < < < < | 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 | int Tcl_GetEnsembleNamespace( Tcl_Interp *interp, Tcl_Command token, Tcl_Namespace **namespacePtrPtr) { EnsembleConfig *ensemblePtr = GetEnsembleFromCommand(interp, token); if (ensemblePtr == NULL) { return TCL_ERROR; } *namespacePtrPtr = (Tcl_Namespace *) ensemblePtr->nsPtr; return TCL_OK; } /* *---------------------------------------------------------------------- * |
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1432 1433 1434 1435 1436 1437 1438 | Tcl_Interp *interp, /* Where to do the lookup, and where to write * the errors if TCL_LEAVE_ERR_MSG is set in * the flags. */ Tcl_Obj *cmdNameObj, /* Name of command to look up. */ int flags) /* Either 0 or TCL_LEAVE_ERR_MSG; other flags * are probably not useful. */ { | | < | | | | | | | | 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 | Tcl_Interp *interp, /* Where to do the lookup, and where to write * the errors if TCL_LEAVE_ERR_MSG is set in * the flags. */ Tcl_Obj *cmdNameObj, /* Name of command to look up. */ int flags) /* Either 0 or TCL_LEAVE_ERR_MSG; other flags * are probably not useful. */ { Tcl_Command token; token = Tcl_FindCommand(interp, TclGetString(cmdNameObj), NULL, flags); if (token == NULL) { return NULL; } if (((Command *) token)->objProc != TclEnsembleImplementationCmd) { /* * Reuse existing infrastructure for following import link chains * rather than duplicating it. */ token = TclGetOriginalCommand(token); if (token == NULL || ((Command *) token)->objProc != TclEnsembleImplementationCmd) { if (flags & TCL_LEAVE_ERR_MSG) { Tcl_SetObjResult(interp, Tcl_ObjPrintf( "\"%s\" is not an ensemble command", TclGetString(cmdNameObj))); Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "ENSEMBLE", TclGetString(cmdNameObj), (char *)NULL); } return NULL; } } return token; } /* *---------------------------------------------------------------------- * * Tcl_IsEnsemble -- * |
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1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 | * * The 'name' parameter may be a single command name or a list if * creating an ensemble subcommand (see the binary implementation). * * Currently, the TCL_ENSEMBLE_PREFIX ensemble flag is only used on * top-level ensemble commands. * * Results: * Handle for the new ensemble, or NULL on failure. * * Side effects: * May advance the bytecode compilation epoch. * *---------------------------------------------------------------------- */ Tcl_Command TclMakeEnsemble( Tcl_Interp *interp, | > > > > > | | | | | | 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 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 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 | * * The 'name' parameter may be a single command name or a list if * creating an ensemble subcommand (see the binary implementation). * * Currently, the TCL_ENSEMBLE_PREFIX ensemble flag is only used on * top-level ensemble commands. * * This code is not safe to run in Safe interpreter after user code has * executed. That's OK right now because it's just used to set up Tcl, * but it means we mustn't expose it at all, not even to Tk (until we can * hide commands in namespaces directly). * * Results: * Handle for the new ensemble, or NULL on failure. * * Side effects: * May advance the bytecode compilation epoch. * *---------------------------------------------------------------------- */ Tcl_Command TclMakeEnsemble( Tcl_Interp *interp, const char *name, /* The ensemble name (as explained above) */ const EnsembleImplMap map[])/* The subcommands to create */ { Tcl_Command ensemble; Tcl_Namespace *ns; Tcl_DString buf, hiddenBuf; const char **nameParts = NULL; const char *cmdName = NULL; Tcl_Size i, nameCount = 0; int ensembleFlags = 0, hiddenLen; /* * Construct the path for the ensemble namespace and create it. */ Tcl_DStringInit(&buf); Tcl_DStringInit(&hiddenBuf); TclDStringAppendLiteral(&hiddenBuf, "tcl:"); Tcl_DStringAppend(&hiddenBuf, name, TCL_AUTO_LENGTH); TclDStringAppendLiteral(&hiddenBuf, ":"); hiddenLen = Tcl_DStringLength(&hiddenBuf); if (name[0] == ':' && name[1] == ':') { /* * An absolute name, so use it directly. */ cmdName = name; Tcl_DStringAppend(&buf, name, TCL_AUTO_LENGTH); ensembleFlags = TCL_ENSEMBLE_PREFIX; } else { /* * Not an absolute name, so do munging of it. Note that this treats a * multi-word list differently to a single word. */ TclDStringAppendLiteral(&buf, "::tcl"); if (Tcl_SplitList(NULL, name, &nameCount, &nameParts) != TCL_OK) { Tcl_Panic("invalid ensemble name '%s'", name); } for (i = 0; i < nameCount; ++i) { TclDStringAppendLiteral(&buf, "::"); Tcl_DStringAppend(&buf, nameParts[i], TCL_AUTO_LENGTH); } } ns = Tcl_FindNamespace(interp, Tcl_DStringValue(&buf), NULL, TCL_CREATE_NS_IF_UNKNOWN); if (!ns) { Tcl_Panic("unable to find or create %s namespace!", |
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1614 1615 1616 1617 1618 1619 1620 | Command *cmdPtr; TclDStringAppendLiteral(&buf, "::"); TclNewObj(mapDict); for (i=0 ; map[i].name != NULL ; i++) { TclNewStringObj(toObj, Tcl_DStringValue(&buf), Tcl_DStringLength(&buf)); | | | > | 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 | Command *cmdPtr; TclDStringAppendLiteral(&buf, "::"); TclNewObj(mapDict); for (i=0 ; map[i].name != NULL ; i++) { TclNewStringObj(toObj, Tcl_DStringValue(&buf), Tcl_DStringLength(&buf)); Tcl_AppendToObj(toObj, map[i].name, TCL_AUTO_LENGTH); TclDictPut(NULL, mapDict, map[i].name, toObj); if (map[i].proc || map[i].nreProc) { /* * If the command is unsafe, hide it when we're in a safe * interpreter. The code to do this is really hokey! It also * doesn't work properly yet; this function is always * currently called before the safe-interp flag is set so the * Tcl_IsSafe check fails. */ if (map[i].unsafe && Tcl_IsSafe(interp)) { cmdPtr = (Command *) Tcl_NRCreateCommand(interp, "___tmp", map[i].proc, map[i].nreProc, map[i].clientData, NULL); Tcl_DStringSetLength(&hiddenBuf, hiddenLen); if (Tcl_HideCommand(interp, "___tmp", Tcl_DStringAppend(&hiddenBuf, map[i].name, TCL_AUTO_LENGTH))) { Tcl_Panic("%s", Tcl_GetStringResult(interp)); } } else { /* * Not hidden, so just create it. Yay! */ |
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1694 1695 1696 1697 1698 1699 1700 | { return Tcl_NRCallObjProc(interp, NsEnsembleImplementationCmdNR, clientData, objc, objv); } static int NsEnsembleImplementationCmdNR( | | | | 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 | { return Tcl_NRCallObjProc(interp, NsEnsembleImplementationCmdNR, clientData, objc, objv); } static int NsEnsembleImplementationCmdNR( void *clientData, /* The ensemble this is the impl. of. */ 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. */ |
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1728 1729 1730 1731 1732 1733 1734 | * No subcommand argument. Make error message. */ Tcl_DString buf; /* Message being built */ Tcl_DStringInit(&buf); if (ensemblePtr->parameterList) { | < | | > | 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 | * No subcommand argument. Make error message. */ Tcl_DString buf; /* Message being built */ Tcl_DStringInit(&buf); if (ensemblePtr->parameterList) { TclDStringAppendObj(&buf, ensemblePtr->parameterList); TclDStringAppendLiteral(&buf, " "); } TclDStringAppendLiteral(&buf, "subcommand ?arg ...?"); Tcl_WrongNumArgs(interp, 1, objv, Tcl_DStringValue(&buf)); Tcl_DStringFree(&buf); return TCL_ERROR; } if (ensemblePtr->nsPtr->flags & NS_DEAD) { /* * Don't know how we got here, but make things give up quickly. */ if (!Tcl_InterpDeleted(interp)) { Tcl_SetObjResult(interp, Tcl_NewStringObj( "ensemble activated for deleted namespace", TCL_AUTO_LENGTH)); Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "DEAD", (char *)NULL); } return TCL_ERROR; } /* * If the table of subcommands is valid just lookup up the command there |
︙ | ︙ | |||
1769 1770 1771 1772 1773 1774 1775 | * is an ensembleCmd, just call it. */ EnsembleCmdRep *ensembleCmd; ECRGetInternalRep(subObj, ensembleCmd); if (ensembleCmd) { if (ensembleCmd->epoch == ensemblePtr->epoch && | | | < | 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 | * is an ensembleCmd, just call it. */ EnsembleCmdRep *ensembleCmd; ECRGetInternalRep(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; } } } else { BuildEnsembleConfig(ensemblePtr); ensemblePtr->epoch = ensemblePtr->nsPtr->exportLookupEpoch; } /* * Look in the hashtable for the named subcommand. This is the fastest * path if there is no cache in operation. */ hPtr = Tcl_FindHashEntry(&ensemblePtr->subcommandTable, TclGetString(subObj)); if (hPtr != NULL) { /* * Cache ensemble in the subcommand object for later. */ MakeCachedEnsembleCommand(subObj, ensemblePtr, hPtr, NULL); } else if (!(ensemblePtr->flags & TCL_ENSEMBLE_PREFIX)) { /* |
︙ | ︙ | |||
1861 1862 1863 1864 1865 1866 1867 | fullName); } /* * Record the spelling correction for usage message. */ | | | | 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 | fullName); } /* * Record the spelling correction for usage message. */ fix = Tcl_NewStringObj(fullName, TCL_AUTO_LENGTH); /* * 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: /* * Execute the subcommand by populating an array of objects, which might * not be the same length as the number of arguments to this ensemble * command, and then handing it to the main command-lookup engine. In |
︙ | ︙ | |||
1928 1929 1930 1931 1932 1933 1934 | /* * Hand off to the target command. */ TclSkipTailcall(interp); TclListObjGetElements(NULL, copyPtr, ©Objc, ©Objv); | | | 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 | /* * Hand off to the target command. */ TclSkipTailcall(interp); TclListObjGetElements(NULL, copyPtr, ©Objc, ©Objv); ((Interp *) interp)->lookupNsPtr = ensemblePtr->nsPtr; return TclNREvalObjv(interp, copyObjc, copyObjv, TCL_EVAL_INVOKE, NULL); } unknownOrAmbiguousSubcommand: /* * The named subcommand did not match any exported command. If there is a * handler registered unknown subcommands, call it, but not more than once |
︙ | ︙ | |||
1972 1973 1974 1975 1976 1977 1978 | ensemblePtr->nsPtr->fullName)); return TCL_ERROR; } errorObj = Tcl_ObjPrintf("unknown%s subcommand \"%s\": must be ", (ensemblePtr->flags & TCL_ENSEMBLE_PREFIX ? " or ambiguous" : ""), TclGetString(subObj)); if (ensemblePtr->subcommandTable.numEntries == 1) { | | > | > | 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 | ensemblePtr->nsPtr->fullName)); return TCL_ERROR; } errorObj = Tcl_ObjPrintf("unknown%s subcommand \"%s\": must be ", (ensemblePtr->flags & TCL_ENSEMBLE_PREFIX ? " or ambiguous" : ""), TclGetString(subObj)); if (ensemblePtr->subcommandTable.numEntries == 1) { Tcl_AppendToObj(errorObj, ensemblePtr->subcommandArrayPtr[0], TCL_AUTO_LENGTH); } else { Tcl_Size i; for (i=0 ; i<ensemblePtr->subcommandTable.numEntries-1 ; i++) { Tcl_AppendToObj(errorObj, ensemblePtr->subcommandArrayPtr[i], TCL_AUTO_LENGTH); Tcl_AppendToObj(errorObj, ", ", 2); } Tcl_AppendPrintfToObj(errorObj, "or %s", ensemblePtr->subcommandArrayPtr[i]); } Tcl_SetObjResult(interp, errorObj); return TCL_ERROR; |
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2178 2179 2180 2181 2182 2183 2184 | } } search = iPtr->ensembleRewrite.sourceObjs; if (search[0] == NULL) { store = (Tcl_Obj **) search[2]; } else { | | | | 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 | } } 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. |
︙ | ︙ | |||
2210 2211 2212 2213 2214 2215 2216 | Tcl_Obj *const *TclEnsembleGetRewriteValues( Tcl_Interp *interp /* Current interpreter. */ ) { Interp *iPtr = (Interp *) interp; Tcl_Obj *const *origObjv = iPtr->ensembleRewrite.sourceObjs; if (origObjv[0] == NULL) { | | | 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 | Tcl_Obj *const *TclEnsembleGetRewriteValues( Tcl_Interp *interp /* Current interpreter. */ ) { Interp *iPtr = (Interp *) interp; Tcl_Obj *const *origObjv = iPtr->ensembleRewrite.sourceObjs; if (origObjv[0] == NULL) { origObjv = (Tcl_Obj *const *) origObjv[2]; } return origObjv; } /* *---------------------------------------------------------------------- * |
︙ | ︙ | |||
2246 2247 2248 2249 2250 2251 2252 | Tcl_Obj *const *sourceObjs; Interp *iPtr = (Interp *) interp; if (iPtr->ensembleRewrite.sourceObjs) { *objcPtr = objc + iPtr->ensembleRewrite.numRemovedObjs - iPtr->ensembleRewrite.numInsertedObjs; if (iPtr->ensembleRewrite.sourceObjs[0] == NULL) { | | | 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 | Tcl_Obj *const *sourceObjs; Interp *iPtr = (Interp *) interp; if (iPtr->ensembleRewrite.sourceObjs) { *objcPtr = objc + iPtr->ensembleRewrite.numRemovedObjs - iPtr->ensembleRewrite.numInsertedObjs; if (iPtr->ensembleRewrite.sourceObjs[0] == NULL) { sourceObjs = (Tcl_Obj *const *) iPtr->ensembleRewrite.sourceObjs[1]; } else { sourceObjs = iPtr->ensembleRewrite.sourceObjs; } return sourceObjs; } *objcPtr = objc; return objv; |
︙ | ︙ | |||
2282 2283 2284 2285 2286 2287 2288 | * * ---------------------------------------------------------------------- */ static inline int EnsembleUnknownCallback( Tcl_Interp *interp, | | | | | > > | 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 | * * ---------------------------------------------------------------------- */ static inline int EnsembleUnknownCallback( Tcl_Interp *interp, EnsembleConfig *ensemblePtr,/* The ensemble structure. */ int objc, /* Number of arguments. */ Tcl_Obj *const objv[], /* Actual arguments. */ Tcl_Obj **prefixObjPtr) /* Where to write the prefix suggested by the * unknown callback. Must not be NULL. Only has * a meaningful value on TCL_OK. */ { Tcl_Size paramc; int result; Tcl_Size i, prefixObjc; Tcl_Obj **paramv, *unknownCmd, *ensObj; /* |
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2318 2319 2320 2321 2322 2323 2324 | Tcl_Preserve(ensemblePtr); TclSkipTailcall(interp); result = Tcl_EvalObjv(interp, paramc, paramv, 0); if ((result == TCL_OK) && (ensemblePtr->flags & ENSEMBLE_DEAD)) { if (!Tcl_InterpDeleted(interp)) { Tcl_SetObjResult(interp, Tcl_NewStringObj( | | > | 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 | Tcl_Preserve(ensemblePtr); TclSkipTailcall(interp); result = Tcl_EvalObjv(interp, paramc, paramv, 0); if ((result == TCL_OK) && (ensemblePtr->flags & ENSEMBLE_DEAD)) { if (!Tcl_InterpDeleted(interp)) { Tcl_SetObjResult(interp, Tcl_NewStringObj( "unknown subcommand handler deleted its ensemble", TCL_AUTO_LENGTH)); Tcl_SetErrorCode(interp, "TCL", "ENSEMBLE", "UNKNOWN_DELETED", (char *)NULL); } result = TCL_ERROR; } Tcl_Release(ensemblePtr); |
︙ | ︙ | |||
2366 2367 2368 2369 2370 2371 2372 | * Convert exceptional result to an error. */ if (!Tcl_InterpDeleted(interp)) { if (result != TCL_ERROR) { Tcl_ResetResult(interp); Tcl_SetObjResult(interp, Tcl_NewStringObj( | | > | > | > | > | 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 | * Convert exceptional result to an error. */ if (!Tcl_InterpDeleted(interp)) { if (result != TCL_ERROR) { Tcl_ResetResult(interp); Tcl_SetObjResult(interp, Tcl_NewStringObj( "unknown subcommand handler returned bad code: ", TCL_AUTO_LENGTH)); switch (result) { case TCL_RETURN: Tcl_AppendToObj(Tcl_GetObjResult(interp), "return", TCL_AUTO_LENGTH); break; case TCL_BREAK: Tcl_AppendToObj(Tcl_GetObjResult(interp), "break", TCL_AUTO_LENGTH); break; case TCL_CONTINUE: Tcl_AppendToObj(Tcl_GetObjResult(interp), "continue", TCL_AUTO_LENGTH); break; default: Tcl_AppendPrintfToObj(Tcl_GetObjResult(interp), "%d", result); } Tcl_AddErrorInfo(interp, "\n result of " "ensemble unknown subcommand handler: "); Tcl_AppendObjToErrorInfo(interp, unknownCmd); |
︙ | ︙ | |||
2415 2416 2417 2418 2419 2420 2421 | * ensembleCmd. * *---------------------------------------------------------------------- */ static void MakeCachedEnsembleCommand( | | | | | > | | 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 | * ensembleCmd. * *---------------------------------------------------------------------- */ static void MakeCachedEnsembleCommand( Tcl_Obj *objPtr, /* Object to cache in. */ EnsembleConfig *ensemblePtr,/* Ensemble implementation. */ Tcl_HashEntry *hPtr, /* What to cache; what the object maps to. */ Tcl_Obj *fix) /* Spelling correction for later error, or NULL * if no correction. */ { EnsembleCmdRep *ensembleCmd; ECRGetInternalRep(objPtr, ensembleCmd); if (ensembleCmd) { TclCleanupCommandMacro(ensembleCmd->token); if (ensembleCmd->fix) { Tcl_DecrRefCount(ensembleCmd->fix); } } else { /* * Replace any old internal representation with a new one. */ ensembleCmd = (EnsembleCmdRep *) ckalloc(sizeof(EnsembleCmdRep)); ECRSetInternalRep(objPtr, ensembleCmd); } /* * Populate the internal rep. */ |
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2472 2473 2474 2475 2476 2477 2478 | * Memory is eventually deallocated. * *---------------------------------------------------------------------- */ static void ClearTable( | | | | | | | | | | | | | 2467 2468 2469 2470 2471 2472 2473 2474 2475 2476 2477 2478 2479 2480 2481 2482 2483 2484 2485 2486 2487 2488 2489 2490 2491 2492 2493 2494 2495 2496 2497 2498 2499 2500 2501 2502 2503 | * Memory is eventually deallocated. * *---------------------------------------------------------------------- */ static void ClearTable( EnsembleConfig *ensemblePtr)/* Ensemble to clear table of. */ { 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( void *clientData) /* Ensemble to delete. */ { EnsembleConfig *ensemblePtr = (EnsembleConfig *) clientData; Namespace *nsPtr = ensemblePtr->nsPtr; /* Unlink from the ensemble chain if it not already marked as unlinked. */ if (ensemblePtr->next != ensemblePtr) { EnsembleConfig *ensPtr = (EnsembleConfig *) nsPtr->ensembles; |
︙ | ︙ | |||
2573 2574 2575 2576 2577 2578 2579 | * may be an expensive operation. * *---------------------------------------------------------------------- */ static void BuildEnsembleConfig( | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2568 2569 2570 2571 2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 2585 2586 2587 2588 2589 2590 2591 2592 2593 2594 2595 2596 2597 2598 2599 2600 2601 2602 2603 2604 2605 2606 2607 2608 2609 2610 2611 2612 2613 2614 2615 2616 2617 2618 2619 2620 2621 2622 2623 2624 2625 2626 2627 2628 2629 2630 2631 2632 2633 2634 2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645 2646 2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 2679 2680 2681 2682 2683 2684 2685 2686 2687 2688 2689 2690 2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702 2703 2704 2705 2706 2707 | * may be an expensive operation. * *---------------------------------------------------------------------- */ static void BuildEnsembleConfig( EnsembleConfig *ensemblePtr)/* Ensemble to set up. */ { Tcl_HashSearch search; /* Used for scanning the commands in * the namespace for this ensemble. */ Tcl_Size i, j; int isNew; Tcl_HashTable *hash = &ensemblePtr->subcommandTable; Tcl_HashEntry *hPtr; Tcl_Obj *mapDict = ensemblePtr->subcommandDict; Tcl_Obj *subList = ensemblePtr->subcmdList; ClearTable(ensemblePtr); Tcl_InitHashTable(hash, TCL_STRING_KEYS); if (subList) { Tcl_Size subc; Tcl_Obj **subv, *target, *cmdObj, *cmdPrefixObj; const char *name; /* * There is a list of exactly what subcommands go in the table. * Determine the target for each. */ TclListObjGetElements(NULL, subList, &subc, &subv); if (subList == mapDict) { /* * Unusual case where explicit list of subcommands is same value * as the dict mapping to targets. */ for (i = 0; i < subc; i += 2) { name = TclGetString(subv[i]); hPtr = Tcl_CreateHashEntry(hash, name, &isNew); if (!isNew) { cmdObj = (Tcl_Obj *) Tcl_GetHashValue(hPtr); Tcl_DecrRefCount(cmdObj); } Tcl_SetHashValue(hPtr, subv[i + 1]); Tcl_IncrRefCount(subv[i + 1]); name = TclGetString(subv[i + 1]); hPtr = Tcl_CreateHashEntry(hash, name, &isNew); if (isNew) { cmdObj = Tcl_NewStringObj(name, TCL_AUTO_LENGTH); cmdPrefixObj = Tcl_NewListObj(1, &cmdObj); Tcl_SetHashValue(hPtr, cmdPrefixObj); Tcl_IncrRefCount(cmdPrefixObj); } } } else { /* * Usual case where we can freely act on the list and dict. */ for (i = 0; i < subc; i++) { name = TclGetString(subv[i]); hPtr = Tcl_CreateHashEntry(hash, name, &isNew); if (!isNew) { continue; } /* * Lookup target in the dictionary. */ if (mapDict) { Tcl_DictObjGet(NULL, mapDict, subv[i], &target); if (target) { Tcl_SetHashValue(hPtr, target); Tcl_IncrRefCount(target); continue; } } /* * Target was not in the dictionary. Map onto the namespace. * In this case there is no guarantee that the command is * actually there. It is the responsibility of the programmer * (or [::unknown] of course) to provide the procedure. */ cmdObj = Tcl_NewStringObj(name, TCL_AUTO_LENGTH); cmdPrefixObj = Tcl_NewListObj(1, &cmdObj); Tcl_SetHashValue(hPtr, cmdPrefixObj); Tcl_IncrRefCount(cmdPrefixObj); } } } else if (mapDict) { /* * No subcmd list, but there is a mapping dictionary, so use * the keys of that. Convert the contents of the dictionary into the * form required for the internal hashtable of the ensemble. */ Tcl_DictSearch dictSearch; Tcl_Obj *keyObj, *valueObj; int done; Tcl_DictObjFirst(NULL, ensemblePtr->subcommandDict, &dictSearch, &keyObj, &valueObj, &done); while (!done) { const char *name = TclGetString(keyObj); hPtr = Tcl_CreateHashEntry(hash, name, &isNew); Tcl_SetHashValue(hPtr, valueObj); Tcl_IncrRefCount(valueObj); Tcl_DictObjNext(&dictSearch, &keyObj, &valueObj, &done); } } else { /* * Use the array of patterns and the hash table whose keys are the * commands exported by the namespace. The corresponding values do not * matter here. Filter the commands in the namespace against the * patterns in the export list to find out what commands are actually * exported. Use an intermediate hash table to make memory management * easier and to make exact matching much easier. * * Suggestion for future enhancement: Compute the unique prefixes and * place them in the hash too for even faster matching. */ hPtr = Tcl_FirstHashEntry(&ensemblePtr->nsPtr->cmdTable, &search); for (; hPtr!= NULL ; hPtr=Tcl_NextHashEntry(&search)) { char *nsCmdName = (char *) /* 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); /* |
︙ | ︙ | |||
2746 2747 2748 2749 2750 2751 2752 | * the error message either. * * Do this by filling an array with the names: 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 run quicksort over the array. */ | | | | 2741 2742 2743 2744 2745 2746 2747 2748 2749 2750 2751 2752 2753 2754 2755 2756 | * the error message either. * * Do this by filling an array with the names: 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 run quicksort over the array. */ ensemblePtr->subcommandArrayPtr = (char **) ckalloc(sizeof(char *) * hash->numEntries); /* * Fill the array from both ends as this reduces the likelihood of * performance problems in qsort(). This makes this code much more opaque, * but the naive alternatve: * * for (hPtr=Tcl_FirstHashEntry(hash,&search),i=0 ; |
︙ | ︙ | |||
2771 2772 2773 2774 2775 2776 2777 | * to have awful runtime behaviour. */ i = 0; j = hash->numEntries; hPtr = Tcl_FirstHashEntry(hash, &search); while (hPtr != NULL) { | | > | > > | | | | 2766 2767 2768 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 2797 2798 2799 2800 2801 2802 2803 2804 2805 2806 2807 2808 2809 2810 2811 2812 2813 2814 2815 2816 2817 | * to have 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); } } /* *---------------------------------------------------------------------- * * NsEnsembleStringOrder -- * * Helper to for use with qsort() that compares two array entries that * contain string pointers. * * Results: * -1 if the first string is smaller, 1 if the second string is smaller, * and 0 if they are equal. * * Side effects: * None. * *---------------------------------------------------------------------- */ static int NsEnsembleStringOrder( const void *strPtr1, /* Points to first array entry */ const void *strPtr2) /* Points to second array entry */ { return strcmp(*(const char **)strPtr1, *(const char **)strPtr2); } /* *---------------------------------------------------------------------- * |
︙ | ︙ | |||
2867 2868 2869 2870 2871 2872 2873 | static void DupEnsembleCmdRep( Tcl_Obj *objPtr, Tcl_Obj *copyPtr) { EnsembleCmdRep *ensembleCmd; | | > | 2865 2866 2867 2868 2869 2870 2871 2872 2873 2874 2875 2876 2877 2878 2879 2880 | static void DupEnsembleCmdRep( Tcl_Obj *objPtr, Tcl_Obj *copyPtr) { EnsembleCmdRep *ensembleCmd; EnsembleCmdRep *ensembleCopy = (EnsembleCmdRep *) ckalloc(sizeof(EnsembleCmdRep)); ECRGetInternalRep(objPtr, ensembleCmd); ECRSetInternalRep(copyPtr, ensembleCopy); ensembleCopy->epoch = ensembleCmd->epoch; ensembleCopy->token = ensembleCmd->token; ensembleCopy->token->refCount++; |
︙ | ︙ | |||
3135 3136 3137 3138 3139 3140 3141 | oldCmdPtr = cmdPtr; Tcl_IncrRefCount(targetCmdObj); newCmdPtr = (Command *) Tcl_GetCommandFromObj(interp, targetCmdObj); TclDecrRefCount(targetCmdObj); if (newCmdPtr == NULL || Tcl_IsSafe(interp) || newCmdPtr->nsPtr->flags & NS_SUPPRESS_COMPILATION || newCmdPtr->flags & CMD_HAS_EXEC_TRACES | | | 3134 3135 3136 3137 3138 3139 3140 3141 3142 3143 3144 3145 3146 3147 3148 | oldCmdPtr = cmdPtr; Tcl_IncrRefCount(targetCmdObj); newCmdPtr = (Command *) Tcl_GetCommandFromObj(interp, targetCmdObj); TclDecrRefCount(targetCmdObj); if (newCmdPtr == NULL || Tcl_IsSafe(interp) || newCmdPtr->nsPtr->flags & NS_SUPPRESS_COMPILATION || newCmdPtr->flags & CMD_HAS_EXEC_TRACES || ((Interp *) interp)->flags & DONT_COMPILE_CMDS_INLINE) { /* * Maps to an undefined command or a command without a compiler. * Cannot compile. */ goto cleanup; } |
︙ | ︙ | |||
3187 3188 3189 3190 3191 3192 3193 | } /* * Throw out any line information generated by the failed compile attempt. */ while (mapPtr->nuloc > eclIndex + 1) { | | | | | 3186 3187 3188 3189 3190 3191 3192 3193 3194 3195 3196 3197 3198 3199 3200 3201 3202 | } /* * Throw out any line information generated by the failed compile attempt. */ while (mapPtr->nuloc > eclIndex + 1) { mapPtr->nuloc--; ckfree(mapPtr->loc[mapPtr->nuloc].line); mapPtr->loc[mapPtr->nuloc].line = NULL; } /* * Reset the index of next command. Toss out any from failed nested * partial compiles. */ |
︙ | ︙ | |||
3403 3404 3405 3406 3407 3408 3409 | * difference. Hence the call to TclContinuationsEnterDerived... */ TclListObjGetElements(NULL, replacements, &numWords, &words); for (i = 0, tokPtr = parsePtr->tokenPtr; i < parsePtr->numWords; i++, tokPtr = TokenAfter(tokPtr)) { if (i > 0 && i <= numWords) { | | | 3402 3403 3404 3405 3406 3407 3408 3409 3410 3411 3412 3413 3414 3415 3416 | * difference. Hence the call to TclContinuationsEnterDerived... */ TclListObjGetElements(NULL, replacements, &numWords, &words); for (i = 0, tokPtr = parsePtr->tokenPtr; i < parsePtr->numWords; i++, tokPtr = TokenAfter(tokPtr)) { if (i > 0 && i <= numWords) { bytes = TclGetStringFromObj(words[i - 1], &length); PushLiteral(envPtr, bytes, length); continue; } SetLineInformation(i); if (tokPtr->type == TCL_TOKEN_SIMPLE_WORD) { int literal = TclRegisterLiteral(envPtr, |
︙ | ︙ |