diff options
Diffstat (limited to 'generic')
57 files changed, 1118 insertions, 1441 deletions
diff --git a/generic/tcl.h b/generic/tcl.h index 3037ceb..ded8d0b 100644 --- a/generic/tcl.h +++ b/generic/tcl.h @@ -38,8 +38,8 @@ extern "C" { * update the version numbers: * * library/init.tcl (1 LOC patch) - * unix/configure.in (2 LOC Major, 2 LOC minor, 1 LOC patch) - * win/configure.in (as above) + * unix/configure.ac (2 LOC Major, 2 LOC minor, 1 LOC patch) + * win/configure.ac (as above) * win/tcl.m4 (not patchlevel) * win/makefile.bc (not patchlevel) 2 LOC * README (sections 0 and 2, with and without separator) @@ -54,12 +54,12 @@ extern "C" { */ #define TCL_MAJOR_VERSION 8 -#define TCL_MINOR_VERSION 6 -#define TCL_RELEASE_LEVEL TCL_FINAL_RELEASE -#define TCL_RELEASE_SERIAL 6 +#define TCL_MINOR_VERSION 7 +#define TCL_RELEASE_LEVEL TCL_ALPHA_RELEASE +#define TCL_RELEASE_SERIAL 0 -#define TCL_VERSION "8.6" -#define TCL_PATCH_LEVEL "8.6.6" +#define TCL_VERSION "8.7" +#define TCL_PATCH_LEVEL "8.7a0" /* *---------------------------------------------------------------------------- @@ -144,6 +144,7 @@ extern "C" { #if defined(__GNUC__) && (__GNUC__ > 2) # define TCL_FORMAT_PRINTF(a,b) __attribute__ ((__format__ (__printf__, a, b))) # define TCL_NORETURN __attribute__ ((noreturn)) +# define TCL_NOINLINE __attribute__ ((noinline)) # if defined(BUILD_tcl) || defined(BUILD_tk) # define TCL_NORETURN1 __attribute__ ((noreturn)) # else @@ -153,8 +154,10 @@ extern "C" { # define TCL_FORMAT_PRINTF(a,b) # if defined(_MSC_VER) && (_MSC_VER >= 1310) # define TCL_NORETURN _declspec(noreturn) +# define TCL_NOINLINE __declspec(noinline) # else # define TCL_NORETURN /* nothing */ +# define TCL_NOINLINE /* nothing */ # endif # define TCL_NORETURN1 /* nothing */ #endif @@ -1154,29 +1157,21 @@ typedef struct Tcl_DString { * Forward declarations of Tcl_HashTable and related types. */ +#ifndef TCL_HASH_TYPE +# define TCL_HASH_TYPE unsigned +#endif + typedef struct Tcl_HashKeyType Tcl_HashKeyType; typedef struct Tcl_HashTable Tcl_HashTable; typedef struct Tcl_HashEntry Tcl_HashEntry; -typedef unsigned (Tcl_HashKeyProc) (Tcl_HashTable *tablePtr, void *keyPtr); +typedef TCL_HASH_TYPE (Tcl_HashKeyProc) (Tcl_HashTable *tablePtr, void *keyPtr); typedef int (Tcl_CompareHashKeysProc) (void *keyPtr, Tcl_HashEntry *hPtr); typedef Tcl_HashEntry * (Tcl_AllocHashEntryProc) (Tcl_HashTable *tablePtr, void *keyPtr); typedef void (Tcl_FreeHashEntryProc) (Tcl_HashEntry *hPtr); /* - * This flag controls whether the hash table stores the hash of a key, or - * recalculates it. There should be no reason for turning this flag off as it - * is completely binary and source compatible unless you directly access the - * bucketPtr member of the Tcl_HashTableEntry structure. This member has been - * removed and the space used to store the hash value. - */ - -#ifndef TCL_HASH_KEY_STORE_HASH -# define TCL_HASH_KEY_STORE_HASH 1 -#endif - -/* * Structure definition for an entry in a hash table. No-one outside Tcl * should access any of these fields directly; use the macros defined below. */ @@ -1185,15 +1180,9 @@ struct Tcl_HashEntry { Tcl_HashEntry *nextPtr; /* Pointer to next entry in this hash bucket, * or NULL for end of chain. */ Tcl_HashTable *tablePtr; /* Pointer to table containing entry. */ -#if TCL_HASH_KEY_STORE_HASH void *hash; /* Hash value, stored as pointer to ensure * that the offsets of the fields in this * structure are not changed. */ -#else - Tcl_HashEntry **bucketPtr; /* Pointer to bucket that points to first - * entry in this entry's chain: used for - * deleting the entry. */ -#endif ClientData clientData; /* Application stores something here with * Tcl_SetHashValue. */ union { /* Key has one of these forms: */ @@ -2392,9 +2381,6 @@ typedef int (Tcl_NRPostProc) (ClientData data[], Tcl_Interp *interp, *---------------------------------------------------------------------------- * The following constant is used to test for older versions of Tcl in the * stubs tables. - * - * Jan Nijtman's plus patch uses 0xFCA1BACF, so we need to pick a different - * value since the stubs tables don't match. */ #define TCL_STUB_MAGIC ((int) 0xFCA3BACF) @@ -2407,17 +2393,19 @@ typedef int (Tcl_NRPostProc) (ClientData data[], Tcl_Interp *interp, */ const char * Tcl_InitStubs(Tcl_Interp *interp, const char *version, - int exact); + int exact, int magic); const char * TclTomMathInitializeStubs(Tcl_Interp *interp, const char *version, int epoch, int revision); -/* - * When not using stubs, make it a macro. - */ - -#ifndef USE_TCL_STUBS +#ifdef USE_TCL_STUBS +#define Tcl_InitStubs(interp, version, exact) \ + (Tcl_InitStubs)(interp, version, \ + (exact)|(TCL_MAJOR_VERSION<<8)|(TCL_MINOR_VERSION<<16), \ + TCL_STUB_MAGIC) +#else #define Tcl_InitStubs(interp, version, exact) \ - Tcl_PkgInitStubsCheck(interp, version, exact) + Tcl_PkgInitStubsCheck(interp, version, \ + (exact)|(TCL_MAJOR_VERSION<<8)|(TCL_MINOR_VERSION<<16)) #endif /* diff --git a/generic/tclAssembly.c b/generic/tclAssembly.c index f56da8f..06f277f 100644 --- a/generic/tclAssembly.c +++ b/generic/tclAssembly.c @@ -866,7 +866,7 @@ CompileAssembleObj( * Not valid, so free it and regenerate. */ - FreeAssembleCodeInternalRep(objPtr); + TclFreeIntRep(objPtr); } /* @@ -891,15 +891,13 @@ CompileAssembleObj( */ TclEmitOpcode(INST_DONE, &compEnv); - TclInitByteCodeObj(objPtr, &compEnv); - objPtr->typePtr = &assembleCodeType; + codePtr = TclInitByteCodeObj(objPtr, &assembleCodeType, &compEnv); TclFreeCompileEnv(&compEnv); /* * Record the local variable context to which the bytecode pertains */ - codePtr = objPtr->internalRep.twoPtrValue.ptr1; if (iPtr->varFramePtr->localCachePtr) { codePtr->localCachePtr = iPtr->varFramePtr->localCachePtr; codePtr->localCachePtr->refCount++; @@ -1301,8 +1299,8 @@ AssembleOneLine( if (GetNextOperand(assemEnvPtr, &tokenPtr, &operand1Obj) != TCL_OK) { goto cleanup; } - operand1 = Tcl_GetStringFromObj(operand1Obj, &operand1Len); - litIndex = TclRegisterNewLiteral(envPtr, operand1, operand1Len); + operand1 = TclGetStringFromObj(operand1Obj, &operand1Len); + litIndex = TclRegisterLiteral(envPtr, operand1, operand1Len, 0); BBEmitInst1or4(assemEnvPtr, tblIdx, litIndex, 0); break; @@ -1450,8 +1448,8 @@ AssembleOneLine( &operand1Obj) != TCL_OK) { goto cleanup; } else { - operand1 = Tcl_GetStringFromObj(operand1Obj, &operand1Len); - litIndex = TclRegisterNewLiteral(envPtr, operand1, operand1Len); + operand1 = TclGetStringFromObj(operand1Obj, &operand1Len); + litIndex = TclRegisterLiteral(envPtr, operand1, operand1Len, 0); /* * Assumes that PUSH is the first slot! @@ -2290,7 +2288,7 @@ FindLocalVar( if (GetNextOperand(assemEnvPtr, tokenPtrPtr, &varNameObj) != TCL_OK) { return -1; } - varNameStr = Tcl_GetStringFromObj(varNameObj, &varNameLen); + varNameStr = TclGetStringFromObj(varNameObj, &varNameLen); if (CheckNamespaceQualifiers(interp, varNameStr, varNameLen)) { Tcl_DecrRefCount(varNameObj); return -1; @@ -3543,7 +3541,7 @@ StackCheckExit( * Emit a 'push' of the empty literal. */ - litIndex = TclRegisterNewLiteral(envPtr, "", 0); + litIndex = TclRegisterLiteral(envPtr, "", 0, 0); /* * Assumes that 'push' is at slot 0 in TalInstructionTable. @@ -4315,11 +4313,7 @@ FreeAssembleCodeInternalRep( { ByteCode *codePtr = objPtr->internalRep.twoPtrValue.ptr1; - codePtr->refCount--; - if (codePtr->refCount <= 0) { - TclCleanupByteCode(codePtr); - } - objPtr->typePtr = NULL; + TclReleaseByteCode(codePtr); } /* diff --git a/generic/tclBasic.c b/generic/tclBasic.c index d6a460d..53023d8 100644 --- a/generic/tclBasic.c +++ b/generic/tclBasic.c @@ -579,11 +579,12 @@ Tcl_CreateInterp(void) iPtr->packageUnknown = NULL; /* TIP #268 */ +#if (TCL_RELEASE_LEVEL == TCL_FINAL_RELEASE) if (getenv("TCL_PKG_PREFER_LATEST") == NULL) { iPtr->packagePrefer = PKG_PREFER_STABLE; - } else { + } else +#endif iPtr->packagePrefer = PKG_PREFER_LATEST; - } iPtr->cmdCount = 0; TclInitLiteralTable(&iPtr->literalTable); @@ -939,8 +940,8 @@ Tcl_CreateInterp(void) * Set up other variables such as tcl_version and tcl_library */ - Tcl_SetVar(interp, "tcl_patchLevel", TCL_PATCH_LEVEL, TCL_GLOBAL_ONLY); - Tcl_SetVar(interp, "tcl_version", TCL_VERSION, TCL_GLOBAL_ONLY); + Tcl_SetVar2(interp, "tcl_patchLevel", NULL, TCL_PATCH_LEVEL, TCL_GLOBAL_ONLY); + Tcl_SetVar2(interp, "tcl_version", NULL, TCL_VERSION, TCL_GLOBAL_ONLY); Tcl_TraceVar2(interp, "tcl_precision", NULL, TCL_GLOBAL_ONLY|TCL_TRACE_READS|TCL_TRACE_WRITES|TCL_TRACE_UNSETS, TclPrecTraceProc, NULL); @@ -3942,7 +3943,7 @@ Tcl_Canceled( */ if (iPtr->asyncCancelMsg != NULL) { - message = Tcl_GetStringFromObj(iPtr->asyncCancelMsg, &length); + message = TclGetStringFromObj(iPtr->asyncCancelMsg, &length); } else { length = 0; } @@ -4041,7 +4042,7 @@ Tcl_CancelEval( */ if (resultObjPtr != NULL) { - result = Tcl_GetStringFromObj(resultObjPtr, &cancelInfo->length); + result = TclGetStringFromObj(resultObjPtr, &cancelInfo->length); cancelInfo->result = ckrealloc(cancelInfo->result,cancelInfo->length); memcpy(cancelInfo->result, result, (size_t) cancelInfo->length); TclDecrRefCount(resultObjPtr); /* Discard their result object. */ @@ -4553,7 +4554,7 @@ TEOV_Error( */ listPtr = Tcl_NewListObj(objc, objv); - cmdString = Tcl_GetStringFromObj(listPtr, &cmdLen); + cmdString = TclGetStringFromObj(listPtr, &cmdLen); Tcl_LogCommandInfo(interp, cmdString, cmdString, cmdLen); Tcl_DecrRefCount(listPtr); } @@ -4699,7 +4700,7 @@ TEOV_RunEnterTraces( Command *cmdPtr = *cmdPtrPtr; int newEpoch, cmdEpoch = cmdPtr->cmdEpoch; int length, traceCode = TCL_OK; - const char *command = Tcl_GetStringFromObj(commandPtr, &length); + const char *command = TclGetStringFromObj(commandPtr, &length); /* * Call trace functions. @@ -4751,7 +4752,7 @@ TEOV_RunLeaveTraces( Command *cmdPtr = data[2]; Tcl_Obj **objv = data[3]; int length; - const char *command = Tcl_GetStringFromObj(commandPtr, &length); + const char *command = TclGetStringFromObj(commandPtr, &length); if (!(cmdPtr->flags & CMD_IS_DELETED)) { if (cmdPtr->flags & CMD_HAS_EXEC_TRACES){ @@ -6116,7 +6117,7 @@ TclNREvalObjEx( Tcl_IncrRefCount(objPtr); - script = Tcl_GetStringFromObj(objPtr, &numSrcBytes); + script = TclGetStringFromObj(objPtr, &numSrcBytes); result = Tcl_EvalEx(interp, script, numSrcBytes, flags); TclDecrRefCount(objPtr); @@ -6147,7 +6148,7 @@ TEOEx_ByteCodeCallback( ProcessUnexpectedResult(interp, result); result = TCL_ERROR; - script = Tcl_GetStringFromObj(objPtr, &numSrcBytes); + script = TclGetStringFromObj(objPtr, &numSrcBytes); Tcl_LogCommandInfo(interp, script, script, numSrcBytes); } @@ -6846,7 +6847,7 @@ Tcl_VarEvalVA( Tcl_DStringAppend(&buf, string, -1); } - result = Tcl_Eval(interp, Tcl_DStringValue(&buf)); + result = Tcl_EvalEx(interp, Tcl_DStringValue(&buf), -1, 0); Tcl_DStringFree(&buf); return result; } @@ -6916,7 +6917,7 @@ Tcl_GlobalEval( savedVarFramePtr = iPtr->varFramePtr; iPtr->varFramePtr = iPtr->rootFramePtr; - result = Tcl_Eval(interp, command); + result = Tcl_EvalEx(interp, command, -1, 0); iPtr->varFramePtr = savedVarFramePtr; return result; } diff --git a/generic/tclBinary.c b/generic/tclBinary.c index 981f174..9a5771e 100644 --- a/generic/tclBinary.c +++ b/generic/tclBinary.c @@ -2500,7 +2500,7 @@ BinaryEncode64( } break; case OPT_WRAPCHAR: - wrapchar = Tcl_GetStringFromObj(objv[i+1], &wrapcharlen); + wrapchar = TclGetStringFromObj(objv[i+1], &wrapcharlen); if (wrapcharlen == 0) { maxlen = 0; } diff --git a/generic/tclCmdIL.c b/generic/tclCmdIL.c index 9fbb0ad..73bd36f 100644 --- a/generic/tclCmdIL.c +++ b/generic/tclCmdIL.c @@ -1677,7 +1677,7 @@ InfoLibraryCmd( return TCL_ERROR; } - libDirName = Tcl_GetVar(interp, "tcl_library", TCL_GLOBAL_ONLY); + libDirName = Tcl_GetVar2(interp, "tcl_library", NULL, TCL_GLOBAL_ONLY); if (libDirName != NULL) { Tcl_SetObjResult(interp, Tcl_NewStringObj(libDirName, -1)); return TCL_OK; @@ -1803,7 +1803,7 @@ InfoPatchLevelCmd( return TCL_ERROR; } - patchlevel = Tcl_GetVar(interp, "tcl_patchLevel", + patchlevel = Tcl_GetVar2(interp, "tcl_patchLevel", NULL, (TCL_GLOBAL_ONLY | TCL_LEAVE_ERR_MSG)); if (patchlevel != NULL) { Tcl_SetObjResult(interp, Tcl_NewStringObj(patchlevel, -1)); @@ -2155,8 +2155,8 @@ Tcl_JoinObjCmd( int objc, /* Number of arguments. */ Tcl_Obj *const objv[]) /* The argument objects. */ { - int listLen, i; - Tcl_Obj *resObjPtr, *joinObjPtr, **elemPtrs; + int listLen; + Tcl_Obj *resObjPtr = NULL, *joinObjPtr, **elemPtrs; if ((objc < 2) || (objc > 3)) { Tcl_WrongNumArgs(interp, 1, objv, "list ?joinString?"); @@ -2173,27 +2173,47 @@ Tcl_JoinObjCmd( return TCL_ERROR; } + if (listLen == 0) { + /* No elements to join; default empty result is correct. */ + return TCL_OK; + } + if (listLen == 1) { + /* One element; return it */ + Tcl_SetObjResult(interp, elemPtrs[0]); + return TCL_OK; + } + joinObjPtr = (objc == 2) ? Tcl_NewStringObj(" ", 1) : objv[2]; Tcl_IncrRefCount(joinObjPtr); - resObjPtr = Tcl_NewObj(); - for (i = 0; i < listLen; i++) { - if (i > 0) { + if (Tcl_GetCharLength(joinObjPtr) == 0) { + TclStringCatObjv(interp, /* inPlace */ 0, listLen, elemPtrs, + &resObjPtr); + } else { + int i; - /* - * NOTE: This code is relying on Tcl_AppendObjToObj() **NOT** - * to shimmer joinObjPtr. If it did, then the case where - * objv[1] and objv[2] are the same value would not be safe. - * Accessing elemPtrs would crash. - */ + resObjPtr = Tcl_NewObj(); + for (i = 0; i < listLen; i++) { + if (i > 0) { - Tcl_AppendObjToObj(resObjPtr, joinObjPtr); + /* + * NOTE: This code is relying on Tcl_AppendObjToObj() **NOT** + * to shimmer joinObjPtr. If it did, then the case where + * objv[1] and objv[2] are the same value would not be safe. + * Accessing elemPtrs would crash. + */ + + Tcl_AppendObjToObj(resObjPtr, joinObjPtr); + } + Tcl_AppendObjToObj(resObjPtr, elemPtrs[i]); } - Tcl_AppendObjToObj(resObjPtr, elemPtrs[i]); } Tcl_DecrRefCount(joinObjPtr); - Tcl_SetObjResult(interp, resObjPtr); - return TCL_OK; + if (resObjPtr) { + Tcl_SetObjResult(interp, resObjPtr); + return TCL_OK; + } + return TCL_ERROR; } /* diff --git a/generic/tclCmdMZ.c b/generic/tclCmdMZ.c index 885a0bc..10c2ef3 100644 --- a/generic/tclCmdMZ.c +++ b/generic/tclCmdMZ.c @@ -1242,8 +1242,8 @@ StringFirstCmd( * Scan forward to find the first character. */ - if ((*p == *needleStr) && (TclUniCharNcmp(needleStr, p, - (unsigned long) needleLen) == 0)) { + if ((*p == *needleStr) && (memcmp(needleStr, p, + sizeof(Tcl_UniChar) * (size_t)needleLen) == 0)) { match = p - haystackStr; break; } @@ -1873,7 +1873,7 @@ StringMapCmd( /* * This test is tricky, but has to be that way or you get other strange - * inconsistencies (see test string-10.20 for illustration why!) + * inconsistencies (see test string-10.20.1 for illustration why!) */ if (objv[objc-2]->typePtr == &tclDictType && objv[objc-2]->bytes == NULL){ @@ -2855,7 +2855,7 @@ StringCatCmd( int objc, /* Number of arguments. */ Tcl_Obj *const objv[]) /* Argument objects. */ { - int i; + int code; Tcl_Obj *objResultPtr; if (objc < 2) { @@ -2872,16 +2872,16 @@ StringCatCmd( Tcl_SetObjResult(interp, objv[1]); return TCL_OK; } - objResultPtr = objv[1]; - if (Tcl_IsShared(objResultPtr)) { - objResultPtr = Tcl_DuplicateObj(objResultPtr); - } - for(i = 2;i < objc;i++) { - Tcl_AppendObjToObj(objResultPtr, objv[i]); + + code = TclStringCatObjv(interp, /* inPlace */ 1, objc-1, objv+1, + &objResultPtr); + + if (code == TCL_OK) { + Tcl_SetObjResult(interp, objResultPtr); + return TCL_OK; } - Tcl_SetObjResult(interp, objResultPtr); - return TCL_OK; + return code; } /* diff --git a/generic/tclCompCmds.c b/generic/tclCompCmds.c index 7dba232..5f4c298 100644 --- a/generic/tclCompCmds.c +++ b/generic/tclCompCmds.c @@ -801,7 +801,7 @@ TclCompileConcatCmd( Tcl_ListObjGetElements(NULL, listObj, &len, &objs); objPtr = Tcl_ConcatObj(len, objs); Tcl_DecrRefCount(listObj); - bytes = Tcl_GetStringFromObj(objPtr, &len); + bytes = TclGetStringFromObj(objPtr, &len); PushLiteral(envPtr, bytes, len); Tcl_DecrRefCount(objPtr); return TCL_OK; @@ -1209,7 +1209,7 @@ TclCompileDictCreateCmd( * We did! Excellent. The "verifyDict" is to do type forcing. */ - bytes = Tcl_GetStringFromObj(dictObj, &len); + bytes = TclGetStringFromObj(dictObj, &len); PushLiteral(envPtr, bytes, len); TclEmitOpcode( INST_DUP, envPtr); TclEmitOpcode( INST_DICT_VERIFY, envPtr); @@ -2650,7 +2650,7 @@ CompileEachloopCmd( int numBytes, varIndex; Tcl_ListObjIndex(NULL, varListObj, j, &varNameObj); - bytes = Tcl_GetStringFromObj(varNameObj, &numBytes); + bytes = TclGetStringFromObj(varNameObj, &numBytes); varIndex = LocalScalar(bytes, numBytes, envPtr); if (varIndex < 0) { code = TCL_ERROR; @@ -3087,7 +3087,7 @@ TclCompileFormatCmd( * literal. Job done. */ - bytes = Tcl_GetStringFromObj(tmpObj, &len); + bytes = TclGetStringFromObj(tmpObj, &len); PushLiteral(envPtr, bytes, len); Tcl_DecrRefCount(tmpObj); return TCL_OK; @@ -3158,7 +3158,7 @@ TclCompileFormatCmd( if (*++bytes == '%') { Tcl_AppendToObj(tmpObj, "%", 1); } else { - char *b = Tcl_GetStringFromObj(tmpObj, &len); + char *b = TclGetStringFromObj(tmpObj, &len); /* * If there is a non-empty literal from the format string, @@ -3192,7 +3192,7 @@ TclCompileFormatCmd( */ Tcl_AppendToObj(tmpObj, start, bytes - start); - bytes = Tcl_GetStringFromObj(tmpObj, &len); + bytes = TclGetStringFromObj(tmpObj, &len); if (len > 0) { PushLiteral(envPtr, bytes, len); i++; diff --git a/generic/tclCompCmdsGR.c b/generic/tclCompCmdsGR.c index ffe39ba..ff5495c 100644 --- a/generic/tclCompCmdsGR.c +++ b/generic/tclCompCmdsGR.c @@ -2451,7 +2451,7 @@ TclCompileRegsubCmd( * replacement "simple"? */ - bytes = Tcl_GetStringFromObj(patternObj, &len); + bytes = TclGetStringFromObj(patternObj, &len); if (TclReToGlob(NULL, bytes, len, &pattern, &exact, &quantified) != TCL_OK || exact || quantified) { goto done; @@ -2499,7 +2499,7 @@ TclCompileRegsubCmd( result = TCL_OK; bytes = Tcl_DStringValue(&pattern) + 1; PushLiteral(envPtr, bytes, len); - bytes = Tcl_GetStringFromObj(replacementObj, &len); + bytes = TclGetStringFromObj(replacementObj, &len); PushLiteral(envPtr, bytes, len); CompileWord(envPtr, stringTokenPtr, interp, parsePtr->numWords-2); TclEmitOpcode( INST_STR_MAP, envPtr); @@ -2761,7 +2761,7 @@ TclCompileSyntaxError( const char *bytes = TclGetStringFromObj(msg, &numBytes); TclErrorStackResetIf(interp, bytes, numBytes); - TclEmitPush(TclRegisterNewLiteral(envPtr, bytes, numBytes), envPtr); + TclEmitPush(TclRegisterLiteral(envPtr, bytes, numBytes, 0), envPtr); CompileReturnInternal(envPtr, INST_SYNTAX, TCL_ERROR, 0, TclNoErrorStack(interp, Tcl_GetReturnOptions(interp, TCL_ERROR))); Tcl_ResetResult(interp); diff --git a/generic/tclCompCmdsSZ.c b/generic/tclCompCmdsSZ.c index 101edbd..10b3cc8 100644 --- a/generic/tclCompCmdsSZ.c +++ b/generic/tclCompCmdsSZ.c @@ -312,7 +312,7 @@ TclCompileStringCatCmd( Tcl_DecrRefCount(obj); if (folded) { int len; - const char *bytes = Tcl_GetStringFromObj(folded, &len); + const char *bytes = TclGetStringFromObj(folded, &len); PushLiteral(envPtr, bytes, len); Tcl_DecrRefCount(folded); @@ -330,7 +330,7 @@ TclCompileStringCatCmd( } if (folded) { int len; - const char *bytes = Tcl_GetStringFromObj(folded, &len); + const char *bytes = TclGetStringFromObj(folded, &len); PushLiteral(envPtr, bytes, len); Tcl_DecrRefCount(folded); @@ -948,12 +948,12 @@ TclCompileStringMapCmd( * correct semantics for mapping. */ - bytes = Tcl_GetStringFromObj(objv[0], &len); + bytes = TclGetStringFromObj(objv[0], &len); if (len == 0) { CompileWord(envPtr, stringTokenPtr, interp, 2); } else { PushLiteral(envPtr, bytes, len); - bytes = Tcl_GetStringFromObj(objv[1], &len); + bytes = TclGetStringFromObj(objv[1], &len); PushLiteral(envPtr, bytes, len); CompileWord(envPtr, stringTokenPtr, interp, 2); OP(STR_MAP); @@ -1456,8 +1456,8 @@ TclSubstCompile( switch (tokenPtr->type) { case TCL_TOKEN_TEXT: - literal = TclRegisterNewLiteral(envPtr, - tokenPtr->start, tokenPtr->size); + literal = TclRegisterLiteral(envPtr, + tokenPtr->start, tokenPtr->size, 0); TclEmitPush(literal, envPtr); TclAdvanceLines(&bline, tokenPtr->start, tokenPtr->start + tokenPtr->size); @@ -1466,7 +1466,7 @@ TclSubstCompile( case TCL_TOKEN_BS: length = TclParseBackslash(tokenPtr->start, tokenPtr->size, NULL, buf); - literal = TclRegisterNewLiteral(envPtr, buf, length); + literal = TclRegisterLiteral(envPtr, buf, length, 0); TclEmitPush(literal, envPtr); count++; continue; @@ -2825,7 +2825,7 @@ TclCompileTryCmd( } if (objc > 0) { int len; - const char *varname = Tcl_GetStringFromObj(objv[0], &len); + const char *varname = TclGetStringFromObj(objv[0], &len); resultVarIndices[i] = LocalScalar(varname, len, envPtr); if (resultVarIndices[i] < 0) { @@ -2837,7 +2837,7 @@ TclCompileTryCmd( } if (objc == 2) { int len; - const char *varname = Tcl_GetStringFromObj(objv[1], &len); + const char *varname = TclGetStringFromObj(objv[1], &len); optionVarIndices[i] = LocalScalar(varname, len, envPtr); if (optionVarIndices[i] < 0) { @@ -3040,7 +3040,7 @@ IssueTryClausesInstructions( OP4( DICT_GET, 1); TclAdjustStackDepth(-1, envPtr); OP44( LIST_RANGE_IMM, 0, len-1); - p = Tcl_GetStringFromObj(matchClauses[i], &len); + p = TclGetStringFromObj(matchClauses[i], &len); PushLiteral(envPtr, p, len); OP( STR_EQ); JUMP4( JUMP_FALSE, notECJumpSource); @@ -3251,7 +3251,7 @@ IssueTryClausesFinallyInstructions( OP4( DICT_GET, 1); TclAdjustStackDepth(-1, envPtr); OP44( LIST_RANGE_IMM, 0, len-1); - p = Tcl_GetStringFromObj(matchClauses[i], &len); + p = TclGetStringFromObj(matchClauses[i], &len); PushLiteral(envPtr, p, len); OP( STR_EQ); JUMP4( JUMP_FALSE, notECJumpSource); @@ -3579,7 +3579,7 @@ TclCompileUnsetCmd( const char *bytes; int len; - bytes = Tcl_GetStringFromObj(leadingWord, &len); + bytes = TclGetStringFromObj(leadingWord, &len); if (i == 1 && len == 11 && !strncmp("-nocomplain", bytes, 11)) { flags = 0; haveFlags++; diff --git a/generic/tclCompExpr.c b/generic/tclCompExpr.c index 4390282..83bb883 100644 --- a/generic/tclCompExpr.c +++ b/generic/tclCompExpr.c @@ -2181,7 +2181,6 @@ ExecConstantExprTree( CompileEnv *envPtr; ByteCode *byteCodePtr; int code; - Tcl_Obj *byteCodeObj = Tcl_NewObj(); NRE_callback *rootPtr = TOP_CB(interp); /* @@ -2195,14 +2194,12 @@ ExecConstantExprTree( CompileExprTree(interp, nodes, index, litObjvPtr, NULL, NULL, envPtr, 0 /* optimize */); TclEmitOpcode(INST_DONE, envPtr); - Tcl_IncrRefCount(byteCodeObj); - TclInitByteCodeObj(byteCodeObj, envPtr); + byteCodePtr = TclInitByteCode(envPtr); TclFreeCompileEnv(envPtr); TclStackFree(interp, envPtr); - byteCodePtr = byteCodeObj->internalRep.twoPtrValue.ptr1; TclNRExecuteByteCode(interp, byteCodePtr); code = TclNRRunCallbacks(interp, TCL_OK, rootPtr); - Tcl_DecrRefCount(byteCodeObj); + TclReleaseByteCode(byteCodePtr); return code; } @@ -2270,9 +2267,9 @@ CompileExprTree( p = TclGetStringFromObj(*funcObjv, &length); funcObjv++; Tcl_DStringAppend(&cmdName, p, length); - TclEmitPush(TclRegisterNewCmdLiteral(envPtr, + TclEmitPush(TclRegisterLiteral(envPtr, Tcl_DStringValue(&cmdName), - Tcl_DStringLength(&cmdName)), envPtr); + Tcl_DStringLength(&cmdName), LITERAL_CMD_NAME), envPtr); Tcl_DStringFree(&cmdName); /* @@ -2379,8 +2376,8 @@ CompileExprTree( pc1 = CurrentOffset(envPtr); TclEmitInstInt1((nodePtr->lexeme == AND) ? INST_JUMP_FALSE1 : INST_JUMP_TRUE1, 0, envPtr); - TclEmitPush(TclRegisterNewLiteral(envPtr, - (nodePtr->lexeme == AND) ? "1" : "0", 1), envPtr); + TclEmitPush(TclRegisterLiteral(envPtr, + (nodePtr->lexeme == AND) ? "1" : "0", 1, 0), envPtr); pc2 = CurrentOffset(envPtr); TclEmitInstInt1(INST_JUMP1, 0, envPtr); TclAdjustStackDepth(-1, envPtr); @@ -2389,8 +2386,8 @@ CompileExprTree( if (TclFixupForwardJumpToHere(envPtr, &jumpPtr->jump, 127)) { pc2 += 3; } - TclEmitPush(TclRegisterNewLiteral(envPtr, - (nodePtr->lexeme == AND) ? "0" : "1", 1), envPtr); + TclEmitPush(TclRegisterLiteral(envPtr, + (nodePtr->lexeme == AND) ? "0" : "1", 1, 0), envPtr); TclStoreInt1AtPtr(CurrentOffset(envPtr) - pc2, envPtr->codeStart + pc2 + 1); convert = 0; @@ -2424,7 +2421,7 @@ CompileExprTree( if (optimize) { int length; const char *bytes = TclGetStringFromObj(literal, &length); - int index = TclRegisterNewLiteral(envPtr, bytes, length); + int index = TclRegisterLiteral(envPtr, bytes, length, 0); Tcl_Obj *objPtr = TclFetchLiteral(envPtr, index); if ((objPtr->typePtr == NULL) && (literal->typePtr != NULL)) { @@ -2482,8 +2479,8 @@ CompileExprTree( if (objPtr->bytes) { Tcl_Obj *tableValue; - index = TclRegisterNewLiteral(envPtr, objPtr->bytes, - objPtr->length); + index = TclRegisterLiteral(envPtr, objPtr->bytes, + objPtr->length, 0); tableValue = TclFetchLiteral(envPtr, index); if ((tableValue->typePtr == NULL) && (objPtr->typePtr != NULL)) { diff --git a/generic/tclCompile.c b/generic/tclCompile.c index f6b3c52..c588731 100644 --- a/generic/tclCompile.c +++ b/generic/tclCompile.c @@ -661,6 +661,7 @@ InstructionDesc const tclInstructionTable[] = { * Prototypes for procedures defined later in this file: */ +static void CleanupByteCode(ByteCode *codePtr); static ByteCode * CompileSubstObj(Tcl_Interp *interp, Tcl_Obj *objPtr, int flags); static void DupByteCodeInternalRep(Tcl_Obj *srcPtr, @@ -676,6 +677,7 @@ static void FreeSubstCodeInternalRep(Tcl_Obj *objPtr); static int GetCmdLocEncodingSize(CompileEnv *envPtr); static int IsCompactibleCompileEnv(Tcl_Interp *interp, CompileEnv *envPtr); +static void PreventCycle(Tcl_Obj *objPtr, CompileEnv *envPtr); #ifdef TCL_COMPILE_STATS static void RecordByteCodeStats(ByteCode *codePtr); #endif /* TCL_COMPILE_STATS */ @@ -866,7 +868,7 @@ TclSetByteCodeFromAny( #endif /*TCL_COMPILE_DEBUG*/ if (result == TCL_OK) { - TclInitByteCodeObj(objPtr, &compEnv); + (void) TclInitByteCodeObj(objPtr, &tclByteCodeType, &compEnv); #ifdef TCL_COMPILE_DEBUG if (tclTraceCompile >= 2) { TclPrintByteCodeObj(interp, objPtr); @@ -967,16 +969,13 @@ FreeByteCodeInternalRep( { register ByteCode *codePtr = objPtr->internalRep.twoPtrValue.ptr1; - objPtr->typePtr = NULL; - if (codePtr->refCount-- <= 1) { - TclCleanupByteCode(codePtr); - } + TclReleaseByteCode(codePtr); } /* *---------------------------------------------------------------------- * - * TclCleanupByteCode -- + * TclReleaseByteCode -- * * This procedure does all the real work of freeing up a bytecode * object's ByteCode structure. It's called only when the structure's @@ -993,7 +992,26 @@ FreeByteCodeInternalRep( */ void -TclCleanupByteCode( +TclPreserveByteCode( + register ByteCode *codePtr) +{ + codePtr->refCount++; +} + +void +TclReleaseByteCode( + register ByteCode *codePtr) +{ + if (--codePtr->refCount) { + return; + } + + /* Just dropped to refcount==0. Clean up. */ + CleanupByteCode(codePtr); +} + +static void +CleanupByteCode( register ByteCode *codePtr) /* Points to the ByteCode to free. */ { Tcl_Interp *interp = (Tcl_Interp *) *codePtr->interpHandle; @@ -1260,8 +1278,6 @@ Tcl_NRSubstObj( * * Results: * A (ByteCode *) is returned pointing to the resulting ByteCode. - * The caller must manage its refCount and arrange for a call to - * TclCleanupByteCode() when the last reference disappears. * * Side effects: * The Tcl_ObjType of objPtr is changed to the "substcode" type, and the @@ -1292,13 +1308,13 @@ CompileSubstObj( || (codePtr->nsEpoch != nsPtr->resolverEpoch) || (codePtr->localCachePtr != iPtr->varFramePtr->localCachePtr)) { - FreeSubstCodeInternalRep(objPtr); + TclFreeIntRep(objPtr); } } if (objPtr->typePtr != &substCodeType) { CompileEnv compEnv; int numBytes; - const char *bytes = Tcl_GetStringFromObj(objPtr, &numBytes); + const char *bytes = TclGetStringFromObj(objPtr, &numBytes); /* TODO: Check for more TIP 280 */ TclInitCompileEnv(interp, &compEnv, bytes, numBytes, NULL, 0); @@ -1306,11 +1322,9 @@ CompileSubstObj( TclSubstCompile(interp, bytes, numBytes, flags, 1, &compEnv); TclEmitOpcode(INST_DONE, &compEnv); - TclInitByteCodeObj(objPtr, &compEnv); - objPtr->typePtr = &substCodeType; + codePtr = TclInitByteCodeObj(objPtr, &substCodeType, &compEnv); TclFreeCompileEnv(&compEnv); - codePtr = objPtr->internalRep.twoPtrValue.ptr1; objPtr->internalRep.twoPtrValue.ptr1 = codePtr; objPtr->internalRep.twoPtrValue.ptr2 = INT2PTR(flags); if (iPtr->varFramePtr->localCachePtr) { @@ -1353,10 +1367,7 @@ FreeSubstCodeInternalRep( { register ByteCode *codePtr = objPtr->internalRep.twoPtrValue.ptr1; - objPtr->typePtr = NULL; - if (codePtr->refCount-- <= 1) { - TclCleanupByteCode(codePtr); - } + TclReleaseByteCode(codePtr); } static void @@ -1791,7 +1802,7 @@ CompileCmdLiteral( } bytes = Tcl_GetStringFromObj(cmdObj, &numBytes); - cmdLitIdx = TclRegisterLiteral(envPtr, (char *)bytes, numBytes, extraLiteralFlags); + cmdLitIdx = TclRegisterLiteral(envPtr, bytes, numBytes, extraLiteralFlags); if (cmdPtr) { TclSetCmdNameObj(interp, TclFetchLiteral(envPtr, cmdLitIdx), cmdPtr); @@ -1826,8 +1837,8 @@ TclCompileInvocation( continue; } - objIdx = TclRegisterNewLiteral(envPtr, - tokenPtr[1].start, tokenPtr[1].size); + objIdx = TclRegisterLiteral(envPtr, + tokenPtr[1].start, tokenPtr[1].size, 0); if (envPtr->clNext) { TclContinuationsEnterDerived(TclFetchLiteral(envPtr, objIdx), tokenPtr[1].start - envPtr->source, envPtr->clNext); @@ -1876,8 +1887,8 @@ CompileExpanded( continue; } - objIdx = TclRegisterNewLiteral(envPtr, - tokenPtr[1].start, tokenPtr[1].size); + objIdx = TclRegisterLiteral(envPtr, + tokenPtr[1].start, tokenPtr[1].size, 0); if (envPtr->clNext) { TclContinuationsEnterDerived(TclFetchLiteral(envPtr, objIdx), tokenPtr[1].start - envPtr->source, envPtr->clNext); @@ -2705,11 +2716,40 @@ TclCompileNoOp( *---------------------------------------------------------------------- */ -void -TclInitByteCodeObj( - Tcl_Obj *objPtr, /* Points object that should be initialized, - * and whose string rep contains the source - * code. */ +static void +PreventCycle( + Tcl_Obj *objPtr, + CompileEnv *envPtr) +{ + int i; + + for (i = 0; i < envPtr->literalArrayNext; i++) { + if (objPtr == TclFetchLiteral(envPtr, i)) { + /* + * Prevent circular reference where the bytecode intrep of + * a value contains a literal which is that same value. + * If this is allowed to happen, refcount decrements may not + * reach zero, and memory may leak. Bugs 467523, 3357771 + * + * NOTE: [Bugs 3392070, 3389764] We make a copy based completely + * on the string value, and do not call Tcl_DuplicateObj() so we + * can be sure we do not have any lingering cycles hiding in + * the intrep. + */ + int numBytes; + const char *bytes = TclGetStringFromObj(objPtr, &numBytes); + Tcl_Obj *copyPtr = Tcl_NewStringObj(bytes, numBytes); + + Tcl_IncrRefCount(copyPtr); + TclReleaseLiteral((Tcl_Interp *)envPtr->iPtr, objPtr); + + envPtr->literalArrayPtr[i].objPtr = copyPtr; + } + } +} + +ByteCode * +TclInitByteCode( register CompileEnv *envPtr)/* Points to the CompileEnv structure from * which to create a ByteCode structure. */ { @@ -2760,7 +2800,8 @@ TclInitByteCodeObj( codePtr->compileEpoch = iPtr->compileEpoch; codePtr->nsPtr = namespacePtr; codePtr->nsEpoch = namespacePtr->resolverEpoch; - codePtr->refCount = 1; + codePtr->refCount = 0; + TclPreserveByteCode(codePtr); if (namespacePtr->compiledVarResProc || iPtr->resolverPtr) { codePtr->flags = TCL_BYTECODE_RESOLVE_VARS; } else { @@ -2786,29 +2827,7 @@ TclInitByteCodeObj( p += TCL_ALIGN(codeBytes); /* align object array */ codePtr->objArrayPtr = (Tcl_Obj **) p; for (i = 0; i < numLitObjects; i++) { - Tcl_Obj *fetched = TclFetchLiteral(envPtr, i); - - if (objPtr == fetched) { - /* - * Prevent circular reference where the bytecode intrep of - * a value contains a literal which is that same value. - * If this is allowed to happen, refcount decrements may not - * reach zero, and memory may leak. Bugs 467523, 3357771 - * - * NOTE: [Bugs 3392070, 3389764] We make a copy based completely - * on the string value, and do not call Tcl_DuplicateObj() so we - * can be sure we do not have any lingering cycles hiding in - * the intrep. - */ - int numBytes; - const char *bytes = Tcl_GetStringFromObj(objPtr, &numBytes); - - codePtr->objArrayPtr[i] = Tcl_NewStringObj(bytes, numBytes); - Tcl_IncrRefCount(codePtr->objArrayPtr[i]); - TclReleaseLiteral((Tcl_Interp *)iPtr, objPtr); - } else { - codePtr->objArrayPtr[i] = fetched; - } + codePtr->objArrayPtr[i] = TclFetchLiteral(envPtr, i); } p += TCL_ALIGN(objArrayBytes); /* align exception range array */ @@ -2851,15 +2870,6 @@ TclInitByteCodeObj( #endif /* TCL_COMPILE_STATS */ /* - * Free the old internal rep then convert the object to a bytecode object - * by making its internal rep point to the just compiled ByteCode. - */ - - TclFreeIntRep(objPtr); - objPtr->internalRep.twoPtrValue.ptr1 = codePtr; - objPtr->typePtr = &tclByteCodeType; - - /* * TIP #280. Associate the extended per-word line information with the * byte code object (internal rep), for use with the bc compiler. */ @@ -2872,6 +2882,33 @@ TclInitByteCodeObj( envPtr->iPtr = NULL; codePtr->localCachePtr = NULL; + return codePtr; +} + +ByteCode * +TclInitByteCodeObj( + Tcl_Obj *objPtr, /* Points object that should be initialized, + * and whose string rep contains the source + * code. */ + const Tcl_ObjType *typePtr, + register CompileEnv *envPtr)/* Points to the CompileEnv structure from + * which to create a ByteCode structure. */ +{ + ByteCode *codePtr; + + PreventCycle(objPtr, envPtr); + + codePtr = TclInitByteCode(envPtr); + + /* + * Free the old internal rep then convert the object to a bytecode object + * by making its internal rep point to the just compiled ByteCode. + */ + + TclFreeIntRep(objPtr); + objPtr->internalRep.twoPtrValue.ptr1 = codePtr; + objPtr->typePtr = typePtr; + return codePtr; } /* @@ -2939,7 +2976,7 @@ TclFindCompiledLocal( varNamePtr = &cachePtr->varName0; for (i=0; i < cachePtr->numVars; varNamePtr++, i++) { if (*varNamePtr) { - localName = Tcl_GetStringFromObj(*varNamePtr, &len); + localName = TclGetStringFromObj(*varNamePtr, &len); if ((len == nameBytes) && !strncmp(name, localName, len)) { return i; } diff --git a/generic/tclCompile.h b/generic/tclCompile.h index ba6ad44..89cdc59 100644 --- a/generic/tclCompile.h +++ b/generic/tclCompile.h @@ -1067,7 +1067,6 @@ MODULE_SCOPE ByteCode * TclCompileObj(Tcl_Interp *interp, Tcl_Obj *objPtr, MODULE_SCOPE int TclAttemptCompileProc(Tcl_Interp *interp, Tcl_Parse *parsePtr, int depth, Command *cmdPtr, CompileEnv *envPtr); -MODULE_SCOPE void TclCleanupByteCode(ByteCode *codePtr); MODULE_SCOPE void TclCleanupStackForBreakContinue(CompileEnv *envPtr, ExceptionAux *auxPtr); MODULE_SCOPE void TclCompileCmdWord(Tcl_Interp *interp, @@ -1096,7 +1095,7 @@ MODULE_SCOPE int TclCreateAuxData(ClientData clientData, MODULE_SCOPE int TclCreateExceptRange(ExceptionRangeType type, CompileEnv *envPtr); MODULE_SCOPE ExecEnv * TclCreateExecEnv(Tcl_Interp *interp, int size); -MODULE_SCOPE Tcl_Obj * TclCreateLiteral(Interp *iPtr, char *bytes, +MODULE_SCOPE Tcl_Obj * TclCreateLiteral(Interp *iPtr, const char *bytes, int length, unsigned int hash, int *newPtr, Namespace *nsPtr, int flags, LiteralEntry **globalPtrPtr); @@ -1119,8 +1118,9 @@ MODULE_SCOPE int TclFixupForwardJump(CompileEnv *envPtr, int distThreshold); MODULE_SCOPE void TclFreeCompileEnv(CompileEnv *envPtr); MODULE_SCOPE void TclFreeJumpFixupArray(JumpFixupArray *fixupArrayPtr); -MODULE_SCOPE void TclInitByteCodeObj(Tcl_Obj *objPtr, - CompileEnv *envPtr); +MODULE_SCOPE ByteCode * TclInitByteCode(CompileEnv *envPtr); +MODULE_SCOPE ByteCode * TclInitByteCodeObj(Tcl_Obj *objPtr, + const Tcl_ObjType *typePtr, CompileEnv *envPtr); MODULE_SCOPE void TclInitCompileEnv(Tcl_Interp *interp, CompileEnv *envPtr, const char *string, int numBytes, const CmdFrame *invoker, int word); @@ -1157,6 +1157,8 @@ MODULE_SCOPE void TclPushVarName(Tcl_Interp *interp, Tcl_Token *varTokenPtr, CompileEnv *envPtr, int flags, int *localIndexPtr, int *isScalarPtr); +MODULE_SCOPE void TclPreserveByteCode(ByteCode *codePtr); +MODULE_SCOPE void TclReleaseByteCode(ByteCode *codePtr); MODULE_SCOPE void TclReleaseLiteral(Tcl_Interp *interp, Tcl_Obj *objPtr); MODULE_SCOPE void TclInvalidateCmdLiteral(Tcl_Interp *interp, const char *name, Namespace *nsPtr); @@ -1211,29 +1213,6 @@ MODULE_SCOPE int TclPushProcCallFrame(ClientData clientData, #define LITERAL_UNSHARED 0x04 /* - * Form of TclRegisterLiteral with flags == 0. In that case, it is safe to - * cast away constness, and it is cleanest to do that here, all in one place. - * - * int TclRegisterNewLiteral(CompileEnv *envPtr, const char *bytes, - * int length); - */ - -#define TclRegisterNewLiteral(envPtr, bytes, length) \ - TclRegisterLiteral(envPtr, (char *)(bytes), length, /*flags*/ 0) - -/* - * Form of TclRegisterLiteral with flags == LITERAL_CMD_NAME. In that case, it - * is safe to cast away constness, and it is cleanest to do that here, all in - * one place. - * - * int TclRegisterNewNSLiteral(CompileEnv *envPtr, const char *bytes, - * int length); - */ - -#define TclRegisterNewCmdLiteral(envPtr, bytes, length) \ - TclRegisterLiteral(envPtr, (char *)(bytes), length, LITERAL_CMD_NAME) - -/* * Macro used to manually adjust the stack requirements; used in cases where * the stack effect cannot be computed from the opcode and its operands, but * is still known at compile time. @@ -1548,9 +1527,9 @@ MODULE_SCOPE int TclPushProcCallFrame(ClientData clientData, */ #define PushLiteral(envPtr, string, length) \ - TclEmitPush(TclRegisterNewLiteral((envPtr), (string), (length)), (envPtr)) + TclEmitPush(TclRegisterLiteral(envPtr, string, length, 0), (envPtr)) #define PushStringLiteral(envPtr, string) \ - PushLiteral((envPtr), (string), (int) (sizeof(string "") - 1)) + PushLiteral(envPtr, string, (int) (sizeof(string "") - 1)) /* * Macro to advance to the next token; it is more mnemonic than the address diff --git a/generic/tclDictObj.c b/generic/tclDictObj.c index 428173d..9686c6f 100644 --- a/generic/tclDictObj.c +++ b/generic/tclDictObj.c @@ -2282,7 +2282,7 @@ DictAppendCmd( Tcl_Obj *const *objv) { Tcl_Obj *dictPtr, *valuePtr, *resultPtr; - int i, allocatedDict = 0; + int allocatedDict = 0; if (objc < 3) { Tcl_WrongNumArgs(interp, 1, objv, "dictVarName key ?value ...?"); @@ -2305,17 +2305,44 @@ DictAppendCmd( return TCL_ERROR; } - if (valuePtr == NULL) { - TclNewObj(valuePtr); - } else if (Tcl_IsShared(valuePtr)) { - valuePtr = Tcl_DuplicateObj(valuePtr); - } + if ((objc > 3) || (valuePtr == NULL)) { + /* Only go through append activites when something will change. */ + Tcl_Obj *appendObjPtr = NULL; - for (i=3 ; i<objc ; i++) { - Tcl_AppendObjToObj(valuePtr, objv[i]); + if (objc > 3) { + /* Something to append */ + + if (objc == 4) { + appendObjPtr = objv[3]; + } else if (TCL_OK != TclStringCatObjv(interp, /* inPlace */ 1, + objc-3, objv+3, &appendObjPtr)) { + return TCL_ERROR; + } + } + + if (appendObjPtr == NULL) { + /* => (objc == 3) => (valuePtr == NULL) */ + TclNewObj(valuePtr); + } else if (valuePtr == NULL) { + valuePtr = appendObjPtr; + appendObjPtr = NULL; + } + + if (appendObjPtr) { + if (Tcl_IsShared(valuePtr)) { + valuePtr = Tcl_DuplicateObj(valuePtr); + } + + Tcl_AppendObjToObj(valuePtr, appendObjPtr); + } + + Tcl_DictObjPut(NULL, dictPtr, objv[2], valuePtr); } - Tcl_DictObjPut(NULL, dictPtr, objv[2], valuePtr); + /* + * Even if nothing changed, we still overwrite so that variable + * trace expectations are met. + */ resultPtr = Tcl_ObjSetVar2(interp, objv[1], NULL, dictPtr, TCL_LEAVE_ERR_MSG); diff --git a/generic/tclDisassemble.c b/generic/tclDisassemble.c index 1d616fb..0d6da8e 100644 --- a/generic/tclDisassemble.c +++ b/generic/tclDisassemble.c @@ -193,7 +193,7 @@ TclPrintObject( char *bytes; int length; - bytes = Tcl_GetStringFromObj(objPtr, &length); + bytes = TclGetStringFromObj(objPtr, &length); TclPrintSource(outFile, bytes, TclMin(length, maxChars)); } @@ -650,7 +650,7 @@ FormatInstruction( int length; Tcl_AppendToObj(bufferObj, "\t# ", -1); - bytes = Tcl_GetStringFromObj(codePtr->objArrayPtr[opnd], &length); + bytes = TclGetStringFromObj(codePtr->objArrayPtr[opnd], &length); PrintSourceToObj(bufferObj, bytes, TclMin(length, 40)); } else if (suffixBuffer[0]) { Tcl_AppendPrintfToObj(bufferObj, "\t# %s", suffixBuffer); diff --git a/generic/tclEncoding.c b/generic/tclEncoding.c index 4edebcf..99cb315 100644 --- a/generic/tclEncoding.c +++ b/generic/tclEncoding.c @@ -355,6 +355,7 @@ DupEncodingIntRep( Tcl_Obj *dupPtr) { dupPtr->internalRep.twoPtrValue.ptr1 = Tcl_GetEncoding(NULL, srcPtr->bytes); + dupPtr->typePtr = &encodingType; } /* @@ -3632,7 +3633,7 @@ InitializeEncodingSearchPath( if (*encodingPtr) { ((Encoding *)(*encodingPtr))->refCount++; } - bytes = Tcl_GetStringFromObj(searchPathObj, &numBytes); + bytes = TclGetStringFromObj(searchPathObj, &numBytes); *lengthPtr = numBytes; *valuePtr = ckalloc(numBytes + 1); diff --git a/generic/tclEnsemble.c b/generic/tclEnsemble.c index c1b0890..a499ce9 100644 --- a/generic/tclEnsemble.c +++ b/generic/tclEnsemble.c @@ -1771,7 +1771,7 @@ NsEnsembleImplementationCmdNR( int tableLength = ensemblePtr->subcommandTable.numEntries; Tcl_Obj *fix; - subcmdName = Tcl_GetStringFromObj(subObj, &stringLength); + subcmdName = TclGetStringFromObj(subObj, &stringLength); for (i=0 ; i<tableLength ; i++) { register int cmp = strncmp(subcmdName, ensemblePtr->subcommandArrayPtr[i], @@ -2917,7 +2917,7 @@ TclCompileEnsemble( goto failed; } for (i=0 ; i<len ; i++) { - str = Tcl_GetStringFromObj(elems[i], &sclen); + str = TclGetStringFromObj(elems[i], &sclen); if ((sclen == (int) numBytes) && !memcmp(word, str, numBytes)) { /* * Exact match! Excellent! @@ -3319,15 +3319,15 @@ CompileToInvokedCommand( for (i = 0, tokPtr = parsePtr->tokenPtr; i < parsePtr->numWords; i++, tokPtr = TokenAfter(tokPtr)) { if (i > 0 && i < numWords+1) { - bytes = Tcl_GetStringFromObj(words[i-1], &length); + bytes = TclGetStringFromObj(words[i-1], &length); PushLiteral(envPtr, bytes, length); continue; } SetLineInformation(i); if (tokPtr->type == TCL_TOKEN_SIMPLE_WORD) { - int literal = TclRegisterNewLiteral(envPtr, - tokPtr[1].start, tokPtr[1].size); + int literal = TclRegisterLiteral(envPtr, + tokPtr[1].start, tokPtr[1].size, 0); if (envPtr->clNext) { TclContinuationsEnterDerived( @@ -3352,7 +3352,7 @@ CompileToInvokedCommand( if ((cmdPtr != NULL) && (cmdPtr->flags & CMD_VIA_RESOLVER)) { extraLiteralFlags |= LITERAL_UNSHARED; } - cmdLit = TclRegisterLiteral(envPtr, (char *)bytes, length, extraLiteralFlags); + cmdLit = TclRegisterLiteral(envPtr, bytes, length, extraLiteralFlags); TclSetCmdNameObj(interp, TclFetchLiteral(envPtr, cmdLit), cmdPtr); TclEmitPush(cmdLit, envPtr); TclDecrRefCount(objPtr); diff --git a/generic/tclEvent.c b/generic/tclEvent.c index b0b8188..0eabc13 100644 --- a/generic/tclEvent.c +++ b/generic/tclEvent.c @@ -1043,6 +1043,9 @@ TclInitSubsystems(void) #if USE_TCLALLOC TclInitAlloc(); /* Process wide mutex init */ #endif +#if defined(TCL_THREADS) && defined(USE_THREAD_ALLOC) + TclpInitAllocCache(); +#endif #ifdef TCL_MEM_DEBUG TclInitDbCkalloc(); /* Process wide mutex init */ #endif diff --git a/generic/tclExecute.c b/generic/tclExecute.c index b9ef582..83b83f1 100644 --- a/generic/tclExecute.c +++ b/generic/tclExecute.c @@ -34,14 +34,14 @@ #endif /* - * A mask (should be 2**n-1) that is used to work out when the bytecode engine - * should call Tcl_AsyncReady() to see whether there is a signal that needs - * handling. + * A counter that is used to work out when the bytecode engine should call + * Tcl_AsyncReady() to see whether there is a signal that needs handling, and + * other expensive periodic operations. */ -#ifndef ASYNC_CHECK_COUNT_MASK -# define ASYNC_CHECK_COUNT_MASK 63 -#endif /* !ASYNC_CHECK_COUNT_MASK */ +#ifndef ASYNC_CHECK_COUNT +# define ASYNC_CHECK_COUNT 64 +#endif /* !ASYNC_CHECK_COUNT */ /* * Boolean flag indicating whether the Tcl bytecode interpreter has been @@ -1498,11 +1498,9 @@ ExprObjCallback( * * Results: * A (ByteCode *) is returned pointing to the resulting ByteCode. - * The caller must manage its refCount and arrange for a call to - * TclCleanupByteCode() when the last reference disappears. * * Side effects: - * The Tcl_ObjType of objPtr is changed to the "bytecode" type, + * The Tcl_ObjType of objPtr is changed to the "exprcode" type, * and the ByteCode is kept in the internal rep (along with context * data for checking validity) for faster operations the next time * CompileExprObj is called on the same value. @@ -1535,7 +1533,7 @@ CompileExprObj( || (codePtr->nsPtr != namespacePtr) || (codePtr->nsEpoch != namespacePtr->resolverEpoch) || (codePtr->localCachePtr != iPtr->varFramePtr->localCachePtr)) { - FreeExprCodeInternalRep(objPtr); + TclFreeIntRep(objPtr); } } if (objPtr->typePtr != &exprCodeType) { @@ -1555,7 +1553,7 @@ CompileExprObj( */ if (compEnv.codeNext == compEnv.codeStart) { - TclEmitPush(TclRegisterNewLiteral(&compEnv, "0", 1), + TclEmitPush(TclRegisterLiteral(&compEnv, "0", 1, 0), &compEnv); } @@ -1566,10 +1564,8 @@ CompileExprObj( */ TclEmitOpcode(INST_DONE, &compEnv); - TclInitByteCodeObj(objPtr, &compEnv); - objPtr->typePtr = &exprCodeType; + codePtr = TclInitByteCodeObj(objPtr, &exprCodeType, &compEnv); TclFreeCompileEnv(&compEnv); - codePtr = objPtr->internalRep.twoPtrValue.ptr1; if (iPtr->varFramePtr->localCachePtr) { codePtr->localCachePtr = iPtr->varFramePtr->localCachePtr; codePtr->localCachePtr->refCount++; @@ -1643,10 +1639,7 @@ FreeExprCodeInternalRep( { ByteCode *codePtr = objPtr->internalRep.twoPtrValue.ptr1; - objPtr->typePtr = NULL; - if (codePtr->refCount-- <= 1) { - TclCleanupByteCode(codePtr); - } + TclReleaseByteCode(codePtr); } /* @@ -2032,7 +2025,7 @@ TclNRExecuteByteCode( * sizeof(void *); int numWords = (size + sizeof(Tcl_Obj *) - 1) / sizeof(Tcl_Obj *); - codePtr->refCount++; + TclPreserveByteCode(codePtr); /* * Reserve the stack, setup the TEBCdataPtr (TD) and CallFrame @@ -2121,8 +2114,14 @@ TEBCresume( * sporadically: no special need for speed. */ - int instructionCount = 0; /* Counter that is used to work out when to - * call Tcl_AsyncReady() */ + unsigned interruptCounter = 1; + /* Counter that is used to work out when to + * call Tcl_AsyncReady(). This must be 1 + * initially so that we call the async-check + * stanza early, otherwise there are command + * sequences that can make the interpreter + * busy-loop without an opportunity to + * recognise an interrupt. */ const char *curInstName; #ifdef TCL_COMPILE_DEBUG int traceInstructions; /* Whether we are doing instruction-level @@ -2320,10 +2319,11 @@ TEBCresume( /* * Check for asynchronous handlers [Bug 746722]; we do the check every - * ASYNC_CHECK_COUNT_MASK instruction, of the form (2**n-1). + * ASYNC_CHECK_COUNT instructions. */ - if ((instructionCount++ & ASYNC_CHECK_COUNT_MASK) == 0) { + if ((--interruptCounter) == 0) { + interruptCounter = ASYNC_CHECK_COUNT; DECACHE_STACK_INFO(); if (TclAsyncReady(iPtr)) { result = Tcl_AsyncInvoke(interp, result); @@ -2684,154 +2684,18 @@ TEBCresume( NEXT_INST_F(5, 0, 0); } - case INST_STR_CONCAT1: { - int appendLen = 0; - char *bytes, *p; - Tcl_Obj **currPtr; - int onlyb = 1; + case INST_STR_CONCAT1: opnd = TclGetUInt1AtPtr(pc+1); - /* - * Detect only-bytearray-or-null case. - */ - - for (currPtr=&OBJ_AT_DEPTH(opnd-1); currPtr<=&OBJ_AT_TOS; currPtr++) { - if (((*currPtr)->typePtr != &tclByteArrayType) - && ((*currPtr)->bytes != tclEmptyStringRep)) { - onlyb = 0; - break; - } else if (((*currPtr)->typePtr == &tclByteArrayType) && - ((*currPtr)->bytes != NULL)) { - onlyb = 0; - break; - } - } - - /* - * Compute the length to be appended. - */ - - if (onlyb) { - for (currPtr = &OBJ_AT_DEPTH(opnd-2); - appendLen >= 0 && currPtr <= &OBJ_AT_TOS; currPtr++) { - if ((*currPtr)->bytes != tclEmptyStringRep) { - Tcl_GetByteArrayFromObj(*currPtr, &length); - appendLen += length; - } - } - } else { - for (currPtr = &OBJ_AT_DEPTH(opnd-2); - appendLen >= 0 && currPtr <= &OBJ_AT_TOS; currPtr++) { - bytes = TclGetStringFromObj(*currPtr, &length); - if (bytes != NULL) { - appendLen += length; - } - } - } - - if (appendLen < 0) { - /* TODO: convert panic to error ? */ - Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX); - } - - /* - * If nothing is to be appended, just return the first object by - * dropping all the others from the stack; this saves both the - * computation and copy of the string rep of the first object, - * enabling the fast '$x[set x {}]' idiom for 'K $x [set x {}]'. - */ - - if (appendLen == 0) { - TRACE_WITH_OBJ(("%u => ", opnd), objResultPtr); - NEXT_INST_V(2, (opnd-1), 0); - } - - /* - * If the first object is shared, we need a new obj for the result; - * otherwise, we can reuse the first object. In any case, make sure it - * has enough room to accomodate all the concatenated bytes. Note that - * if it is unshared its bytes are copied by ckrealloc, so that we set - * the loop parameters to avoid copying them again: p points to the - * end of the already copied bytes, currPtr to the second object. - */ - - objResultPtr = OBJ_AT_DEPTH(opnd-1); - if (!onlyb) { - bytes = TclGetStringFromObj(objResultPtr, &length); - if (length + appendLen < 0) { - /* TODO: convert panic to error ? */ - Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", - INT_MAX); - } -#ifndef TCL_COMPILE_DEBUG - if (bytes != tclEmptyStringRep && !Tcl_IsShared(objResultPtr)) { - TclFreeIntRep(objResultPtr); - objResultPtr->bytes = ckrealloc(bytes, length+appendLen+1); - objResultPtr->length = length + appendLen; - p = TclGetString(objResultPtr) + length; - currPtr = &OBJ_AT_DEPTH(opnd - 2); - } else -#endif - { - p = ckalloc(length + appendLen + 1); - TclNewObj(objResultPtr); - objResultPtr->bytes = p; - objResultPtr->length = length + appendLen; - currPtr = &OBJ_AT_DEPTH(opnd - 1); - } - - /* - * Append the remaining characters. - */ - - for (; currPtr <= &OBJ_AT_TOS; currPtr++) { - bytes = TclGetStringFromObj(*currPtr, &length); - if (bytes != NULL) { - memcpy(p, bytes, (size_t) length); - p += length; - } - } - *p = '\0'; - } else { - bytes = (char *) Tcl_GetByteArrayFromObj(objResultPtr, &length); - if (length + appendLen < 0) { - /* TODO: convert panic to error ? */ - Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", - INT_MAX); - } -#ifndef TCL_COMPILE_DEBUG - if (!Tcl_IsShared(objResultPtr)) { - bytes = (char *) Tcl_SetByteArrayLength(objResultPtr, - length + appendLen); - p = bytes + length; - currPtr = &OBJ_AT_DEPTH(opnd - 2); - } else -#endif - { - TclNewObj(objResultPtr); - bytes = (char *) Tcl_SetByteArrayLength(objResultPtr, - length + appendLen); - p = bytes; - currPtr = &OBJ_AT_DEPTH(opnd - 1); - } - - /* - * Append the remaining characters. - */ - - for (; currPtr <= &OBJ_AT_TOS; currPtr++) { - if ((*currPtr)->bytes != tclEmptyStringRep) { - bytes = (char *) Tcl_GetByteArrayFromObj(*currPtr,&length); - memcpy(p, bytes, (size_t) length); - p += length; - } - } + if (TCL_OK != TclStringCatObjv(interp, /* inPlace */ 1, + opnd, &OBJ_AT_DEPTH(opnd-1), &objResultPtr)) { + TRACE_ERROR(interp); + goto gotError; } TRACE_WITH_OBJ(("%u => ", opnd), objResultPtr); NEXT_INST_V(2, opnd, 1); - } case INST_CONCAT_STK: /* @@ -5282,23 +5146,10 @@ TEBCresume( toIdx = objc-1; } if (fromIdx == 0 && toIdx != objc-1 && !Tcl_IsShared(valuePtr)) { - /* - * BEWARE! This is looking inside the implementation of the - * list type. - */ - - List *listPtr = valuePtr->internalRep.twoPtrValue.ptr1; - - if (listPtr->refCount == 1) { - for (index=toIdx+1; index<objc ; index++) { - TclDecrRefCount(objv[index]); - } - listPtr->elemCount = toIdx+1; - listPtr->canonicalFlag = 1; - TclInvalidateStringRep(valuePtr); - TRACE_APPEND(("%.30s\n", O2S(valuePtr))); - NEXT_INST_F(9, 0, 0); - } + Tcl_ListObjReplace(interp, valuePtr, + toIdx + 1, LIST_MAX, 0, NULL); + TRACE_APPEND(("%.30s\n", O2S(valuePtr))); + NEXT_INST_F(9, 0, 0); } objResultPtr = Tcl_NewListObj(toIdx-fromIdx+1, objv+fromIdx); } else { @@ -8142,9 +7993,7 @@ TEBCresume( } iPtr->cmdFramePtr = bcFramePtr->nextPtr; - if (codePtr->refCount-- <= 1) { - TclCleanupByteCode(codePtr); - } + TclReleaseByteCode(codePtr); TclStackFree(interp, TD); /* free my stack */ return result; @@ -9785,7 +9634,7 @@ IllegalExprOperandType( if (GetNumberFromObj(NULL, opndPtr, &ptr, &type) != TCL_OK) { int numBytes; - const char *bytes = Tcl_GetStringFromObj(opndPtr, &numBytes); + const char *bytes = TclGetStringFromObj(opndPtr, &numBytes); if (numBytes == 0) { description = "empty string"; @@ -10414,7 +10263,7 @@ EvalStatsCmd( if (entryPtr->objPtr->typePtr == &tclByteCodeType) { numByteCodeLits++; } - (void) Tcl_GetStringFromObj(entryPtr->objPtr, &length); + (void) TclGetStringFromObj(entryPtr->objPtr, &length); refCountSum += entryPtr->refCount; objBytesIfUnshared += (entryPtr->refCount * sizeof(Tcl_Obj)); strBytesIfUnshared += (entryPtr->refCount * (length+1)); @@ -10636,7 +10485,7 @@ EvalStatsCmd( Tcl_SetObjResult(interp, objPtr); } else { Tcl_Channel outChan; - char *str = Tcl_GetStringFromObj(objv[1], &length); + char *str = TclGetStringFromObj(objv[1], &length); if (length) { if (strcmp(str, "stdout") == 0) { diff --git a/generic/tclFCmd.c b/generic/tclFCmd.c index bb814ea..80898fc 100644 --- a/generic/tclFCmd.c +++ b/generic/tclFCmd.c @@ -1079,12 +1079,9 @@ TclFileAttrsCmd( } if (Tcl_GetIndexFromObj(interp, objv[0], attributeStrings, - "option", 0, &index) != TCL_OK) { + "option", INDEX_TEMP_TABLE, &index) != TCL_OK) { goto end; } - if (attributeStringsAllocated != NULL) { - TclFreeIntRep(objv[0]); - } if (Tcl_FSFileAttrsGet(interp, index, filePtr, &objPtr) != TCL_OK) { goto end; @@ -1107,12 +1104,9 @@ TclFileAttrsCmd( for (i = 0; i < objc ; i += 2) { if (Tcl_GetIndexFromObj(interp, objv[i], attributeStrings, - "option", 0, &index) != TCL_OK) { + "option", INDEX_TEMP_TABLE, &index) != TCL_OK) { goto end; } - if (attributeStringsAllocated != NULL) { - TclFreeIntRep(objv[i]); - } if (i + 1 == objc) { Tcl_SetObjResult(interp, Tcl_ObjPrintf( "value for \"%s\" missing", TclGetString(objv[i]))); diff --git a/generic/tclFileName.c b/generic/tclFileName.c index 2136883..150fb8c 100644 --- a/generic/tclFileName.c +++ b/generic/tclFileName.c @@ -387,7 +387,7 @@ TclpGetNativePathType( { Tcl_PathType type = TCL_PATH_ABSOLUTE; int pathLen; - const char *path = Tcl_GetStringFromObj(pathPtr, &pathLen); + const char *path = TclGetStringFromObj(pathPtr, &pathLen); if (path[0] == '~') { /* @@ -578,7 +578,7 @@ Tcl_SplitPath( size = 1; for (i = 0; i < *argcPtr; i++) { Tcl_ListObjIndex(NULL, resultPtr, i, &eltPtr); - Tcl_GetStringFromObj(eltPtr, &len); + TclGetStringFromObj(eltPtr, &len); size += len + 1; } @@ -597,7 +597,7 @@ Tcl_SplitPath( p = (char *) &(*argvPtr)[(*argcPtr) + 1]; for (i = 0; i < *argcPtr; i++) { Tcl_ListObjIndex(NULL, resultPtr, i, &eltPtr); - str = Tcl_GetStringFromObj(eltPtr, &len); + str = TclGetStringFromObj(eltPtr, &len); memcpy(p, str, (size_t) len+1); p += len+1; } @@ -857,7 +857,7 @@ TclpNativeJoinPath( const char *p; const char *start; - start = Tcl_GetStringFromObj(prefix, &length); + start = TclGetStringFromObj(prefix, &length); /* * Remove the ./ from tilde prefixed elements, and drive-letter prefixed @@ -885,7 +885,7 @@ TclpNativeJoinPath( if (length > 0 && (start[length-1] != '/')) { Tcl_AppendToObj(prefix, "/", 1); - Tcl_GetStringFromObj(prefix, &length); + TclGetStringFromObj(prefix, &length); } needsSep = 0; @@ -921,7 +921,7 @@ TclpNativeJoinPath( if ((length > 0) && (start[length-1] != '/') && (start[length-1] != ':')) { Tcl_AppendToObj(prefix, "/", 1); - Tcl_GetStringFromObj(prefix, &length); + TclGetStringFromObj(prefix, &length); } needsSep = 0; @@ -1003,7 +1003,7 @@ Tcl_JoinPath( * Store the result. */ - resultStr = Tcl_GetStringFromObj(resultObj, &len); + resultStr = TclGetStringFromObj(resultObj, &len); Tcl_DStringAppend(resultPtr, resultStr, len); Tcl_DecrRefCount(resultObj); @@ -1249,7 +1249,7 @@ Tcl_GlobObjCmd( for (i = 1; i < objc; i++) { if (Tcl_GetIndexFromObj(interp, objv[i], options, "option", 0, &index) != TCL_OK) { - string = Tcl_GetStringFromObj(objv[i], &length); + string = TclGetStringFromObj(objv[i], &length); if (string[0] == '-') { /* * It looks like the command contains an option so signal an @@ -1357,7 +1357,7 @@ Tcl_GlobObjCmd( if (dir == PATH_GENERAL) { int pathlength; const char *last; - const char *first = Tcl_GetStringFromObj(pathOrDir,&pathlength); + const char *first = TclGetStringFromObj(pathOrDir,&pathlength); /* * Find the last path separator in the path @@ -1460,7 +1460,7 @@ Tcl_GlobObjCmd( const char *str; Tcl_ListObjIndex(interp, typePtr, length, &look); - str = Tcl_GetStringFromObj(look, &len); + str = TclGetStringFromObj(look, &len); if (strcmp("readonly", str) == 0) { globTypes->perm |= TCL_GLOB_PERM_RONLY; } else if (strcmp("hidden", str) == 0) { @@ -1992,7 +1992,7 @@ TclGlob( Tcl_Panic("Called TclGlob with TCL_GLOBMODE_TAILS and pathPrefix==NULL"); } - pre = Tcl_GetStringFromObj(pathPrefix, &prefixLen); + pre = TclGetStringFromObj(pathPrefix, &prefixLen); if (prefixLen > 0 && (strchr(separators, pre[prefixLen-1]) == NULL)) { /* @@ -2010,7 +2010,7 @@ TclGlob( Tcl_ListObjGetElements(NULL, filenamesObj, &objc, &objv); for (i = 0; i< objc; i++) { int len; - const char *oldStr = Tcl_GetStringFromObj(objv[i], &len); + const char *oldStr = TclGetStringFromObj(objv[i], &len); Tcl_Obj *elem; if (len == prefixLen) { @@ -2362,7 +2362,7 @@ DoGlob( Tcl_Obj *fixme, *newObj; Tcl_ListObjIndex(NULL, matchesObj, repair, &fixme); - bytes = Tcl_GetStringFromObj(fixme, &numBytes); + bytes = TclGetStringFromObj(fixme, &numBytes); newObj = Tcl_NewStringObj(bytes+2, numBytes-2); Tcl_ListObjReplace(NULL, matchesObj, repair, 1, 1, &newObj); @@ -2400,7 +2400,7 @@ DoGlob( Tcl_DStringAppend(&append, pattern, p-pattern); if (pathPtr != NULL) { - (void) Tcl_GetStringFromObj(pathPtr, &length); + (void) TclGetStringFromObj(pathPtr, &length); } else { length = 0; } @@ -2446,7 +2446,7 @@ DoGlob( */ int len; - const char *joined = Tcl_GetStringFromObj(joinedPtr,&len); + const char *joined = TclGetStringFromObj(joinedPtr,&len); if (strchr(separators, joined[len-1]) == NULL) { Tcl_AppendToObj(joinedPtr, "/", 1); @@ -2483,7 +2483,7 @@ DoGlob( */ int len; - const char *joined = Tcl_GetStringFromObj(joinedPtr,&len); + const char *joined = TclGetStringFromObj(joinedPtr,&len); if (strchr(separators, joined[len-1]) == NULL) { if (Tcl_FSGetPathType(pathPtr) != TCL_PATH_VOLUME_RELATIVE) { diff --git a/generic/tclHash.c b/generic/tclHash.c index 1991aea..ac9d40e 100644 --- a/generic/tclHash.c +++ b/generic/tclHash.c @@ -43,7 +43,7 @@ static Tcl_HashEntry * AllocArrayEntry(Tcl_HashTable *tablePtr, void *keyPtr); static int CompareArrayKeys(void *keyPtr, Tcl_HashEntry *hPtr); -static unsigned int HashArrayKey(Tcl_HashTable *tablePtr, void *keyPtr); +static TCL_HASH_TYPE HashArrayKey(Tcl_HashTable *tablePtr, void *keyPtr); /* * Prototypes for the one word hash key methods. Not actually declared because @@ -65,7 +65,7 @@ static unsigned int HashOneWordKey(Tcl_HashTable *tablePtr, void *keyPtr); static Tcl_HashEntry * AllocStringEntry(Tcl_HashTable *tablePtr, void *keyPtr); static int CompareStringKeys(void *keyPtr, Tcl_HashEntry *hPtr); -static unsigned int HashStringKey(Tcl_HashTable *tablePtr, void *keyPtr); +static TCL_HASH_TYPE HashStringKey(Tcl_HashTable *tablePtr, void *keyPtr); /* * Function prototypes for static functions in this file: @@ -321,11 +321,9 @@ CreateHashEntry( for (hPtr = tablePtr->buckets[index]; hPtr != NULL; hPtr = hPtr->nextPtr) { -#if TCL_HASH_KEY_STORE_HASH if (hash != PTR2UINT(hPtr->hash)) { continue; } -#endif if (((void *) key == hPtr) || compareKeysProc((void *) key, hPtr)) { if (newPtr) { *newPtr = 0; @@ -336,11 +334,9 @@ CreateHashEntry( } else { for (hPtr = tablePtr->buckets[index]; hPtr != NULL; hPtr = hPtr->nextPtr) { -#if TCL_HASH_KEY_STORE_HASH if (hash != PTR2UINT(hPtr->hash)) { continue; } -#endif if (key == hPtr->key.oneWordValue) { if (newPtr) { *newPtr = 0; @@ -368,15 +364,9 @@ CreateHashEntry( } hPtr->tablePtr = tablePtr; -#if TCL_HASH_KEY_STORE_HASH hPtr->hash = UINT2PTR(hash); hPtr->nextPtr = tablePtr->buckets[index]; tablePtr->buckets[index] = hPtr; -#else - hPtr->bucketPtr = &tablePtr->buckets[index]; - hPtr->nextPtr = *hPtr->bucketPtr; - *hPtr->bucketPtr = hPtr; -#endif tablePtr->numEntries++; /* @@ -416,9 +406,7 @@ Tcl_DeleteHashEntry( const Tcl_HashKeyType *typePtr; Tcl_HashTable *tablePtr; Tcl_HashEntry **bucketPtr; -#if TCL_HASH_KEY_STORE_HASH int index; -#endif tablePtr = entryPtr->tablePtr; @@ -433,7 +421,6 @@ Tcl_DeleteHashEntry( typePtr = &tclArrayHashKeyType; } -#if TCL_HASH_KEY_STORE_HASH if (typePtr->hashKeyProc == NULL || typePtr->flags & TCL_HASH_KEY_RANDOMIZE_HASH) { index = RANDOM_INDEX(tablePtr, PTR2INT(entryPtr->hash)); @@ -442,9 +429,6 @@ Tcl_DeleteHashEntry( } bucketPtr = &tablePtr->buckets[index]; -#else - bucketPtr = entryPtr->bucketPtr; -#endif if (*bucketPtr == entryPtr) { *bucketPtr = entryPtr->nextPtr; @@ -790,7 +774,7 @@ CompareArrayKeys( *---------------------------------------------------------------------- */ -static unsigned int +static TCL_HASH_TYPE HashArrayKey( Tcl_HashTable *tablePtr, /* Hash table. */ void *keyPtr) /* Key from which to compute hash value. */ @@ -803,7 +787,7 @@ HashArrayKey( count--, array++) { result += *array; } - return result; + return (TCL_HASH_TYPE) result; } /* @@ -886,7 +870,7 @@ CompareStringKeys( *---------------------------------------------------------------------- */ -static unsigned +static TCL_HASH_TYPE HashStringKey( Tcl_HashTable *tablePtr, /* Hash table. */ void *keyPtr) /* Key from which to compute hash value. */ @@ -932,7 +916,7 @@ HashStringKey( result += (result << 3) + UCHAR(c); } } - return result; + return (TCL_HASH_TYPE) result; } /* @@ -1062,7 +1046,6 @@ RebuildTable( for (oldChainPtr = oldBuckets; oldSize > 0; oldSize--, oldChainPtr++) { for (hPtr = *oldChainPtr; hPtr != NULL; hPtr = *oldChainPtr) { *oldChainPtr = hPtr->nextPtr; -#if TCL_HASH_KEY_STORE_HASH if (typePtr->hashKeyProc == NULL || typePtr->flags & TCL_HASH_KEY_RANDOMIZE_HASH) { index = RANDOM_INDEX(tablePtr, PTR2INT(hPtr->hash)); @@ -1071,26 +1054,6 @@ RebuildTable( } hPtr->nextPtr = tablePtr->buckets[index]; tablePtr->buckets[index] = hPtr; -#else - void *key = Tcl_GetHashKey(tablePtr, hPtr); - - if (typePtr->hashKeyProc) { - unsigned int hash; - - hash = typePtr->hashKeyProc(tablePtr, key); - if (typePtr->flags & TCL_HASH_KEY_RANDOMIZE_HASH) { - index = RANDOM_INDEX(tablePtr, hash); - } else { - index = hash & tablePtr->mask; - } - } else { - index = RANDOM_INDEX(tablePtr, key); - } - - hPtr->bucketPtr = &tablePtr->buckets[index]; - hPtr->nextPtr = *hPtr->bucketPtr; - *hPtr->bucketPtr = hPtr; -#endif } } diff --git a/generic/tclIOCmd.c b/generic/tclIOCmd.c index 834f225..de65da5 100644 --- a/generic/tclIOCmd.c +++ b/generic/tclIOCmd.c @@ -16,7 +16,7 @@ */ typedef struct AcceptCallback { - char *script; /* Script to invoke. */ + Tcl_Obj *script; /* Script to invoke. */ Tcl_Interp *interp; /* Interpreter in which to run it. */ } AcceptCallback; @@ -37,8 +37,7 @@ static Tcl_ThreadDataKey dataKey; */ static void FinalizeIOCmdTSD(ClientData clientData); -static void AcceptCallbackProc(ClientData callbackData, - Tcl_Channel chan, char *address, int port); +static Tcl_TcpAcceptProc AcceptCallbackProc; static int ChanPendingObjCmd(ClientData unused, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); @@ -1373,15 +1372,22 @@ AcceptCallbackProc( */ if (acceptCallbackPtr->interp != NULL) { - char portBuf[TCL_INTEGER_SPACE]; - char *script = acceptCallbackPtr->script; Tcl_Interp *interp = acceptCallbackPtr->interp; - int result; + Tcl_Obj *script, *objv[2]; + int result = TCL_OK; - Tcl_Preserve(script); - Tcl_Preserve(interp); + objv[0] = acceptCallbackPtr->script; + objv[1] = Tcl_NewListObj(3, NULL); + Tcl_ListObjAppendElement(NULL, objv[1], Tcl_NewStringObj( + Tcl_GetChannelName(chan), -1)); + Tcl_ListObjAppendElement(NULL, objv[1], Tcl_NewStringObj(address, -1)); + Tcl_ListObjAppendElement(NULL, objv[1], Tcl_NewIntObj(port)); + + script = Tcl_ConcatObj(2, objv); + Tcl_IncrRefCount(script); + Tcl_DecrRefCount(objv[1]); - TclFormatInt(portBuf, port); + Tcl_Preserve(interp); Tcl_RegisterChannel(interp, chan); /* @@ -1391,8 +1397,9 @@ AcceptCallbackProc( Tcl_RegisterChannel(NULL, chan); - result = Tcl_VarEval(interp, script, " ", Tcl_GetChannelName(chan), - " ", address, " ", portBuf, NULL); + result = Tcl_EvalObjEx(interp, script, TCL_EVAL_DIRECT|TCL_EVAL_GLOBAL); + Tcl_DecrRefCount(script); + if (result != TCL_OK) { Tcl_BackgroundException(interp, result); Tcl_UnregisterChannel(interp, chan); @@ -1406,7 +1413,6 @@ AcceptCallbackProc( Tcl_UnregisterChannel(NULL, chan); Tcl_Release(interp); - Tcl_Release(script); } else { /* * The interpreter has been deleted, so there is no useful way to use @@ -1450,7 +1456,7 @@ TcpServerCloseProc( UnregisterTcpServerInterpCleanupProc(acceptCallbackPtr->interp, acceptCallbackPtr); } - Tcl_EventuallyFree(acceptCallbackPtr->script, TCL_DYNAMIC); + Tcl_DecrRefCount(acceptCallbackPtr->script); ckfree(acceptCallbackPtr); } @@ -1485,7 +1491,8 @@ Tcl_SocketObjCmd( SKT_ASYNC, SKT_MYADDR, SKT_MYPORT, SKT_SERVER }; int optionIndex, a, server = 0, port, myport = 0, async = 0; - const char *host, *script = NULL, *myaddr = NULL; + const char *host, *myaddr = NULL; + Tcl_Obj *script = NULL; Tcl_Channel chan; if (TclpHasSockets(interp) != TCL_OK) { @@ -1548,7 +1555,7 @@ Tcl_SocketObjCmd( "no argument given for -server option", -1)); return TCL_ERROR; } - script = TclGetString(objv[a]); + script = objv[a]; break; default: Tcl_Panic("Tcl_SocketObjCmd: bad option index to SocketOptions"); @@ -1589,16 +1596,14 @@ Tcl_SocketObjCmd( if (server) { AcceptCallback *acceptCallbackPtr = ckalloc(sizeof(AcceptCallback)); - unsigned len = strlen(script) + 1; - char *copyScript = ckalloc(len); - memcpy(copyScript, script, len); - acceptCallbackPtr->script = copyScript; + Tcl_IncrRefCount(script); + acceptCallbackPtr->script = script; acceptCallbackPtr->interp = interp; chan = Tcl_OpenTcpServer(interp, port, host, AcceptCallbackProc, acceptCallbackPtr); if (chan == NULL) { - ckfree(copyScript); + Tcl_DecrRefCount(script); ckfree(acceptCallbackPtr); return TCL_ERROR; } diff --git a/generic/tclIORChan.c b/generic/tclIORChan.c index f476a1a..1089d2b 100644 --- a/generic/tclIORChan.c +++ b/generic/tclIORChan.c @@ -1946,7 +1946,7 @@ ReflectGetOption( goto error; } else { int len; - const char *str = Tcl_GetStringFromObj(resObj, &len); + const char *str = TclGetStringFromObj(resObj, &len); if (len) { TclDStringAppendLiteral(dsPtr, " "); @@ -2319,7 +2319,7 @@ InvokeTclMethod( if (result != TCL_ERROR) { int cmdLen; - const char *cmdString = Tcl_GetStringFromObj(cmd, &cmdLen); + const char *cmdString = TclGetStringFromObj(cmd, &cmdLen); Tcl_IncrRefCount(cmd); Tcl_ResetResult(rcPtr->interp); @@ -3174,7 +3174,7 @@ ForwardProc( ForwardSetDynamicError(paramPtr, buf); } else { int len; - const char *str = Tcl_GetStringFromObj(resObj, &len); + const char *str = TclGetStringFromObj(resObj, &len); if (len) { TclDStringAppendLiteral(paramPtr->getOpt.value, " "); @@ -3273,7 +3273,7 @@ ForwardSetObjError( Tcl_Obj *obj) { int len; - const char *msgStr = Tcl_GetStringFromObj(obj, &len); + const char *msgStr = TclGetStringFromObj(obj, &len); len++; ForwardSetDynamicError(paramPtr, ckalloc(len)); diff --git a/generic/tclIORTrans.c b/generic/tclIORTrans.c index af86ba5..47e0bc8 100644 --- a/generic/tclIORTrans.c +++ b/generic/tclIORTrans.c @@ -2043,7 +2043,7 @@ InvokeTclMethod( if (result != TCL_ERROR) { Tcl_Obj *cmd = Tcl_NewListObj(cmdc, rtPtr->argv); int cmdLen; - const char *cmdString = Tcl_GetStringFromObj(cmd, &cmdLen); + const char *cmdString = TclGetStringFromObj(cmd, &cmdLen); Tcl_IncrRefCount(cmd); Tcl_ResetResult(rtPtr->interp); @@ -2807,7 +2807,7 @@ ForwardSetObjError( Tcl_Obj *obj) { int len; - const char *msgStr = Tcl_GetStringFromObj(obj, &len); + const char *msgStr = TclGetStringFromObj(obj, &len); len++; ForwardSetDynamicError(paramPtr, ckalloc(len)); diff --git a/generic/tclIOSock.c b/generic/tclIOSock.c index c5b7d28..f61073b 100644 --- a/generic/tclIOSock.c +++ b/generic/tclIOSock.c @@ -197,7 +197,7 @@ TclCreateSocketAddress( */ if (interp != NULL) { - family = Tcl_GetVar(interp, "::tcl::unsupported::socketAF", 0); + family = Tcl_GetVar2(interp, "::tcl::unsupported::socketAF", NULL, 0); if (family != NULL) { if (strcmp(family, "inet") == 0) { hints.ai_family = AF_INET; diff --git a/generic/tclIOUtil.c b/generic/tclIOUtil.c index 3aa0ce5..397c3b1 100644 --- a/generic/tclIOUtil.c +++ b/generic/tclIOUtil.c @@ -544,8 +544,8 @@ TclFSCwdPointerEquals( int len1, len2; const char *str1, *str2; - str1 = Tcl_GetStringFromObj(tsdPtr->cwdPathPtr, &len1); - str2 = Tcl_GetStringFromObj(*pathPtrPtr, &len2); + str1 = TclGetStringFromObj(tsdPtr->cwdPathPtr, &len1); + str2 = TclGetStringFromObj(*pathPtrPtr, &len2); if ((len1 == len2) && !memcmp(str1, str2, len1)) { /* * They are equal, but different objects. Update so they will be @@ -688,7 +688,7 @@ FsUpdateCwd( ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&fsDataKey); if (cwdObj != NULL) { - str = Tcl_GetStringFromObj(cwdObj, &len); + str = TclGetStringFromObj(cwdObj, &len); } Tcl_MutexLock(&cwdMutex); @@ -1224,8 +1224,8 @@ FsAddMountsToGlobResult( if (norm != NULL) { const char *path, *mount; - mount = Tcl_GetStringFromObj(mElt, &mlen); - path = Tcl_GetStringFromObj(norm, &len); + mount = TclGetStringFromObj(mElt, &mlen); + path = TclGetStringFromObj(norm, &len); if (path[len-1] == '/') { /* * Deal with the root of the volume. @@ -1816,7 +1816,7 @@ Tcl_FSEvalFileEx( oldScriptFile = iPtr->scriptFile; iPtr->scriptFile = pathPtr; Tcl_IncrRefCount(iPtr->scriptFile); - string = Tcl_GetStringFromObj(objPtr, &length); + string = TclGetStringFromObj(objPtr, &length); /* * TIP #280 Force the evaluator to open a frame for a sourced file. @@ -1843,7 +1843,7 @@ Tcl_FSEvalFileEx( * Record information telling where the error occurred. */ - const char *pathString = Tcl_GetStringFromObj(pathPtr, &length); + const char *pathString = TclGetStringFromObj(pathPtr, &length); int limit = 150; int overflow = (length > limit); @@ -1994,7 +1994,7 @@ EvalFileCallback( */ int length; - const char *pathString = Tcl_GetStringFromObj(pathPtr, &length); + const char *pathString = TclGetStringFromObj(pathPtr, &length); const int limit = 150; int overflow = (length > limit); @@ -2846,8 +2846,8 @@ Tcl_FSGetCwd( int len1, len2; const char *str1, *str2; - str1 = Tcl_GetStringFromObj(tsdPtr->cwdPathPtr, &len1); - str2 = Tcl_GetStringFromObj(norm, &len2); + str1 = TclGetStringFromObj(tsdPtr->cwdPathPtr, &len1); + str2 = TclGetStringFromObj(norm, &len2); if ((len1 == len2) && (strcmp(str1, str2) == 0)) { /* * If the paths were equal, we can be more efficient and @@ -4115,7 +4115,7 @@ TclGetPathType( * caller. */ { int pathLen; - const char *path = Tcl_GetStringFromObj(pathPtr, &pathLen); + const char *path = TclGetStringFromObj(pathPtr, &pathLen); Tcl_PathType type; type = TclFSNonnativePathType(path, pathLen, filesystemPtrPtr, @@ -4227,7 +4227,7 @@ TclFSNonnativePathType( numVolumes--; Tcl_ListObjIndex(NULL, thisFsVolumes, numVolumes, &vol); - strVol = Tcl_GetStringFromObj(vol,&len); + strVol = TclGetStringFromObj(vol,&len); if (pathLen < len) { continue; } @@ -4574,8 +4574,8 @@ Tcl_FSRemoveDirectory( Tcl_Obj *normPath = Tcl_FSGetNormalizedPath(NULL, pathPtr); if (normPath != NULL) { - normPathStr = Tcl_GetStringFromObj(normPath, &normLen); - cwdStr = Tcl_GetStringFromObj(cwdPtr, &cwdLen); + normPathStr = TclGetStringFromObj(normPath, &normLen); + cwdStr = TclGetStringFromObj(cwdPtr, &cwdLen); if ((cwdLen >= normLen) && (strncmp(normPathStr, cwdStr, (size_t) normLen) == 0)) { /* diff --git a/generic/tclIndexObj.c b/generic/tclIndexObj.c index 0e0ddc9..6a3e4e3 100644 --- a/generic/tclIndexObj.c +++ b/generic/tclIndexObj.c @@ -114,14 +114,13 @@ Tcl_GetIndexFromObj( int flags, /* 0 or TCL_EXACT */ int *indexPtr) /* Place to store resulting integer index. */ { - /* * See if there is a valid cached result from a previous lookup (doing the * check here saves the overhead of calling Tcl_GetIndexFromObjStruct in * the common case where the result is cached). */ - if (objPtr->typePtr == &indexType) { + if (!(flags & INDEX_TEMP_TABLE) && objPtr->typePtr == &indexType) { IndexRep *indexRep = objPtr->internalRep.twoPtrValue.ptr1; /* @@ -211,13 +210,8 @@ GetIndexFromObjList( tablePtr[objc] = NULL; result = Tcl_GetIndexFromObjStruct(interp, objPtr, tablePtr, - sizeof(char *), msg, flags, indexPtr); - - /* - * The internal rep must be cleared since tablePtr will go away. - */ + sizeof(char *), msg, flags | INDEX_TEMP_TABLE, indexPtr); - TclFreeIntRep(objPtr); ckfree(tablePtr); return result; @@ -279,7 +273,7 @@ Tcl_GetIndexFromObjStruct( * See if there is a valid cached result from a previous lookup. */ - if (objPtr->typePtr == &indexType) { + if (!(flags & INDEX_TEMP_TABLE) && objPtr->typePtr == &indexType) { indexRep = objPtr->internalRep.twoPtrValue.ptr1; if (indexRep->tablePtr==tablePtr && indexRep->offset==offset) { *indexPtr = indexRep->index; @@ -340,17 +334,19 @@ Tcl_GetIndexFromObjStruct( * operation. */ - if (objPtr->typePtr == &indexType) { - indexRep = objPtr->internalRep.twoPtrValue.ptr1; - } else { - TclFreeIntRep(objPtr); - indexRep = ckalloc(sizeof(IndexRep)); - objPtr->internalRep.twoPtrValue.ptr1 = indexRep; - objPtr->typePtr = &indexType; + if (!(flags & INDEX_TEMP_TABLE)) { + if (objPtr->typePtr == &indexType) { + indexRep = objPtr->internalRep.twoPtrValue.ptr1; + } else { + TclFreeIntRep(objPtr); + indexRep = ckalloc(sizeof(IndexRep)); + objPtr->internalRep.twoPtrValue.ptr1 = indexRep; + objPtr->typePtr = &indexType; + } + indexRep->tablePtr = (void *) tablePtr; + indexRep->offset = offset; + indexRep->index = index; } - indexRep->tablePtr = (void *) tablePtr; - indexRep->offset = offset; - indexRep->index = index; *indexPtr = index; return TCL_OK; @@ -712,10 +708,10 @@ PrefixAllObjCmd( return result; } resultPtr = Tcl_NewListObj(0, NULL); - string = Tcl_GetStringFromObj(objv[2], &length); + string = TclGetStringFromObj(objv[2], &length); for (t = 0; t < tableObjc; t++) { - elemString = Tcl_GetStringFromObj(tableObjv[t], &elemLength); + elemString = TclGetStringFromObj(tableObjv[t], &elemLength); /* * A prefix cannot match if it is longest. @@ -768,13 +764,13 @@ PrefixLongestObjCmd( if (result != TCL_OK) { return result; } - string = Tcl_GetStringFromObj(objv[2], &length); + string = TclGetStringFromObj(objv[2], &length); resultString = NULL; resultLength = 0; for (t = 0; t < tableObjc; t++) { - elemString = Tcl_GetStringFromObj(tableObjv[t], &elemLength); + elemString = TclGetStringFromObj(tableObjv[t], &elemLength); /* * First check if the prefix string matches the element. A prefix @@ -1148,7 +1144,7 @@ Tcl_ParseArgsObjv( curArg = objv[srcIndex]; srcIndex++; objc--; - str = Tcl_GetStringFromObj(curArg, &length); + str = TclGetStringFromObj(curArg, &length); if (length > 0) { c = str[1]; } else { diff --git a/generic/tclInt.decls b/generic/tclInt.decls index 4e7e422..c00dff1 100644 --- a/generic/tclInt.decls +++ b/generic/tclInt.decls @@ -1009,7 +1009,7 @@ declare 250 { # Allow extensions for optimization declare 251 { int TclRegisterLiteral(void *envPtr, - char *bytes, int length, int flags) + const char *bytes, int length, int flags) } ############################################################################## diff --git a/generic/tclInt.h b/generic/tclInt.h index 4d3c0b1..8a647f0 100644 --- a/generic/tclInt.h +++ b/generic/tclInt.h @@ -26,6 +26,19 @@ #undef ACCEPT_NAN /* + * In Tcl 8.7, stop supporting special hacks for legacy Itcl 3. + * Itcl 4 doesn't need them. Itcl 3 can be updated to not need them + * using the Tcl(Init|Reset)RewriteEnsemble() routines in all Tcl 8.6+ + * releases. Perhaps Tcl 8.7 will add even better public interfaces + * supporting all the re-invocation mechanisms extensions like Itcl 3 + * need. As an absolute last resort, folks who must make Itcl 3 work + * unchanged with Tcl 8.7 can remove this line to regain the migration + * support. Tcl 9 will no longer offer even that option. + */ + +#define AVOID_HACKS_FOR_ITCL 1 + +/* * Common include files needed by most of the Tcl source files are included * here, so that system-dependent personalizations for the include files only * have to be made in once place. This results in a few extra includes, but @@ -2537,6 +2550,15 @@ typedef struct TclFileAttrProcs { } TclFileAttrProcs; /* + * Private flag value which controls Tcl_GetIndexFromObj*() routines + * to instruct them not to cache lookups because the table will not + * live long enough to make it worthwhile. Must not clash with public + * flag value TCL_EXACT. + */ + +#define INDEX_TEMP_TABLE 2 + +/* * Opaque handle used in pipeline routines to encapsulate platform-dependent * state. */ @@ -2687,7 +2709,6 @@ MODULE_SCOPE const Tcl_ObjType tclListType; MODULE_SCOPE const Tcl_ObjType tclDictType; MODULE_SCOPE const Tcl_ObjType tclProcBodyType; MODULE_SCOPE const Tcl_ObjType tclStringType; -MODULE_SCOPE const Tcl_ObjType tclArraySearchType; MODULE_SCOPE const Tcl_ObjType tclEnsembleCmdType; #ifndef TCL_WIDE_INT_IS_LONG MODULE_SCOPE const Tcl_ObjType tclWideIntType; @@ -3114,6 +3135,9 @@ MODULE_SCOPE void TclSpellFix(Tcl_Interp *interp, Tcl_Obj *bad, Tcl_Obj *fix); MODULE_SCOPE void * TclStackRealloc(Tcl_Interp *interp, void *ptr, int numBytes); +MODULE_SCOPE int TclStringCatObjv(Tcl_Interp *interp, int inPlace, + int objc, Tcl_Obj *const objv[], + Tcl_Obj **objPtrPtr); MODULE_SCOPE int TclStringMatch(const char *str, int strLen, const char *pattern, int ptnLen, int flags); MODULE_SCOPE int TclStringMatchObj(Tcl_Obj *stringObj, @@ -3135,6 +3159,7 @@ MODULE_SCOPE int TclTrimLeft(const char *bytes, int numBytes, MODULE_SCOPE int TclTrimRight(const char *bytes, int numBytes, const char *trim, int numTrim); MODULE_SCOPE int TclUtfCasecmp(const char *cs, const char *ct); +MODULE_SCOPE int TclUtfCount(int ch); MODULE_SCOPE Tcl_Obj * TclpNativeToNormalized(ClientData clientData); MODULE_SCOPE Tcl_Obj * TclpFilesystemPathType(Tcl_Obj *pathPtr); MODULE_SCOPE int TclpDlopen(Tcl_Interp *interp, Tcl_Obj *pathPtr, @@ -3965,7 +3990,7 @@ MODULE_SCOPE int TclObjCallVarTraces(Interp *iPtr, Var *arrayPtr, MODULE_SCOPE int TclCompareObjKeys(void *keyPtr, Tcl_HashEntry *hPtr); MODULE_SCOPE void TclFreeObjEntry(Tcl_HashEntry *hPtr); -MODULE_SCOPE unsigned TclHashObjKey(Tcl_HashTable *tablePtr, void *keyPtr); +MODULE_SCOPE TCL_HASH_TYPE TclHashObjKey(Tcl_HashTable *tablePtr, void *keyPtr); MODULE_SCOPE int TclFullFinalizationRequested(void); @@ -4086,6 +4111,7 @@ MODULE_SCOPE void TclFreeAllocCache(void *); MODULE_SCOPE void * TclpGetAllocCache(void); MODULE_SCOPE void TclpSetAllocCache(void *); MODULE_SCOPE void TclpFreeAllocMutex(Tcl_Mutex *mutex); +MODULE_SCOPE void TclpInitAllocCache(void); MODULE_SCOPE void TclpFreeAllocCache(void *); /* diff --git a/generic/tclIntDecls.h b/generic/tclIntDecls.h index f95f999..dfa5727 100644 --- a/generic/tclIntDecls.h +++ b/generic/tclIntDecls.h @@ -615,7 +615,7 @@ EXTERN char * TclDoubleDigits(double dv, int ndigits, int flags, EXTERN void TclSetSlaveCancelFlags(Tcl_Interp *interp, int flags, int force); /* 251 */ -EXTERN int TclRegisterLiteral(void *envPtr, char *bytes, +EXTERN int TclRegisterLiteral(void *envPtr, const char *bytes, int length, int flags); typedef struct TclIntStubs { @@ -873,7 +873,7 @@ typedef struct TclIntStubs { int (*tclCopyChannel) (Tcl_Interp *interp, Tcl_Channel inChan, Tcl_Channel outChan, Tcl_WideInt toRead, Tcl_Obj *cmdPtr); /* 248 */ char * (*tclDoubleDigits) (double dv, int ndigits, int flags, int *decpt, int *signum, char **endPtr); /* 249 */ void (*tclSetSlaveCancelFlags) (Tcl_Interp *interp, int flags, int force); /* 250 */ - int (*tclRegisterLiteral) (void *envPtr, char *bytes, int length, int flags); /* 251 */ + int (*tclRegisterLiteral) (void *envPtr, const char *bytes, int length, int flags); /* 251 */ } TclIntStubs; extern const TclIntStubs *tclIntStubsPtr; diff --git a/generic/tclInterp.c b/generic/tclInterp.c index 8a0d653..1bfe76a 100644 --- a/generic/tclInterp.c +++ b/generic/tclInterp.c @@ -336,7 +336,7 @@ Tcl_Init( Tcl_Interp *interp) /* Interpreter to initialize. */ { if (tclPreInitScript != NULL) { - if (Tcl_Eval(interp, tclPreInitScript) == TCL_ERROR) { + if (Tcl_EvalEx(interp, tclPreInitScript, -1, 0) == TCL_ERROR) { return TCL_ERROR; } } @@ -382,7 +382,7 @@ Tcl_Init( * alternate tclInit command before calling Tcl_Init(). */ - return Tcl_Eval(interp, + return Tcl_EvalEx(interp, "if {[namespace which -command tclInit] eq \"\"} {\n" " proc tclInit {} {\n" " global tcl_libPath tcl_library env tclDefaultLibrary\n" @@ -444,7 +444,7 @@ Tcl_Init( " error $msg\n" " }\n" "}\n" -"tclInit"); +"tclInit", -1, 0); } /* @@ -2363,7 +2363,7 @@ SlaveCreate( SlaveObjCmd, NRSlaveCmd, slaveInterp, SlaveObjCmdDeleteProc); Tcl_InitHashTable(&slavePtr->aliasTable, TCL_STRING_KEYS); Tcl_SetHashValue(hPtr, slavePtr); - Tcl_SetVar(slaveInterp, "tcl_interactive", "0", TCL_GLOBAL_ONLY); + Tcl_SetVar2(slaveInterp, "tcl_interactive", NULL, "0", TCL_GLOBAL_ONLY); /* * Inherit the recursion limit. @@ -3190,8 +3190,8 @@ Tcl_MakeSafe( * Assume these functions all work. [Bug 2895741] */ - (void) Tcl_Eval(interp, - "namespace eval ::tcl {namespace eval mathfunc {}}"); + (void) Tcl_EvalEx(interp, + "namespace eval ::tcl {namespace eval mathfunc {}}", -1, 0); (void) Tcl_CreateAlias(interp, "::tcl::mathfunc::min", master, "::tcl::mathfunc::min", 0, NULL); (void) Tcl_CreateAlias(interp, "::tcl::mathfunc::max", master, @@ -4497,7 +4497,7 @@ SlaveCommandLimitCmd( switch ((enum Options) index) { case OPT_CMD: scriptObj = objv[i+1]; - (void) Tcl_GetStringFromObj(objv[i+1], &scriptLen); + (void) TclGetStringFromObj(scriptObj, &scriptLen); break; case OPT_GRAN: granObj = objv[i+1]; @@ -4514,7 +4514,7 @@ SlaveCommandLimitCmd( break; case OPT_VAL: limitObj = objv[i+1]; - (void) Tcl_GetStringFromObj(objv[i+1], &limitLen); + (void) TclGetStringFromObj(objv[i+1], &limitLen); if (limitLen == 0) { break; } @@ -4706,7 +4706,7 @@ SlaveTimeLimitCmd( switch ((enum Options) index) { case OPT_CMD: scriptObj = objv[i+1]; - (void) Tcl_GetStringFromObj(objv[i+1], &scriptLen); + (void) TclGetStringFromObj(objv[i+1], &scriptLen); break; case OPT_GRAN: granObj = objv[i+1]; @@ -4723,7 +4723,7 @@ SlaveTimeLimitCmd( break; case OPT_MILLI: milliObj = objv[i+1]; - (void) Tcl_GetStringFromObj(objv[i+1], &milliLen); + (void) TclGetStringFromObj(objv[i+1], &milliLen); if (milliLen == 0) { break; } @@ -4741,7 +4741,7 @@ SlaveTimeLimitCmd( break; case OPT_SEC: secObj = objv[i+1]; - (void) Tcl_GetStringFromObj(objv[i+1], &secLen); + (void) TclGetStringFromObj(objv[i+1], &secLen); if (secLen == 0) { break; } diff --git a/generic/tclLink.c b/generic/tclLink.c index 2735256..e6dc657 100644 --- a/generic/tclLink.c +++ b/generic/tclLink.c @@ -526,7 +526,7 @@ LinkTraceProc( break; case TCL_LINK_STRING: - value = Tcl_GetStringFromObj(valueObj, &valueLength); + value = TclGetStringFromObj(valueObj, &valueLength); valueLength++; pp = (char **) linkPtr->addr; diff --git a/generic/tclLiteral.c b/generic/tclLiteral.c index 4ae94a0..7acc9ad 100644 --- a/generic/tclLiteral.c +++ b/generic/tclLiteral.c @@ -174,7 +174,7 @@ TclDeleteLiteralTable( Tcl_Obj * TclCreateLiteral( Interp *iPtr, - char *bytes, /* The start of the string. Note that this is + const char *bytes, /* The start of the string. Note that this is * not a NUL-terminated string. */ int length, /* Number of bytes in the string. */ unsigned hash, /* The string's hash. If -1, it will be @@ -229,20 +229,22 @@ TclCreateLiteral( } /* - * The literal is new to the interpreter. Add it to the global literal - * table. + * The literal is new to the interpreter. */ TclNewObj(objPtr); if ((flags & LITERAL_ON_HEAP)) { - objPtr->bytes = bytes; + objPtr->bytes = (char *) bytes; objPtr->length = length; } else { TclInitStringRep(objPtr, bytes, length); } + /* Should the new literal be shared globally? */ + if ((flags & LITERAL_UNSHARED)) { /* + * No, do *not* add it the global literal table * Make clear, that no global value is returned */ if (globalPtrPtr != NULL) { @@ -251,6 +253,9 @@ TclCreateLiteral( return objPtr; } + /* + * Yes, add it to the global literal table. + */ #ifdef TCL_COMPILE_DEBUG if (LookupLiteralEntry((Tcl_Interp *) iPtr, objPtr) != NULL) { Tcl_Panic("%s: literal \"%.*s\" found globally but shouldn't be", @@ -370,7 +375,7 @@ int TclRegisterLiteral( void *ePtr, /* Points to the CompileEnv in whose object * array an object is found or created. */ - register char *bytes, /* Points to string for which to find or + register const char *bytes, /* Points to string for which to find or * create an object in CompileEnv's object * array. */ int length, /* Number of bytes in the string. If < 0, the @@ -682,7 +687,7 @@ AddLocalLiteralEntry( } if (!found) { - bytes = Tcl_GetStringFromObj(objPtr, &length); + bytes = TclGetStringFromObj(objPtr, &length); Tcl_Panic("%s: literal \"%.*s\" wasn't found locally", "AddLocalLiteralEntry", (length>60? 60 : length), bytes); } @@ -1036,7 +1041,7 @@ TclInvalidateCmdLiteral( * invalidate a cmd literal. */ { Interp *iPtr = (Interp *) interp; - Tcl_Obj *literalObjPtr = TclCreateLiteral(iPtr, (char *) name, + Tcl_Obj *literalObjPtr = TclCreateLiteral(iPtr, name, strlen(name), -1, NULL, nsPtr, 0, NULL); if (literalObjPtr != NULL) { @@ -1158,7 +1163,7 @@ TclVerifyLocalLiteralTable( localPtr=localPtr->nextPtr) { count++; if (localPtr->refCount != -1) { - bytes = Tcl_GetStringFromObj(localPtr->objPtr, &length); + bytes = TclGetStringFromObj(localPtr->objPtr, &length); Tcl_Panic("%s: local literal \"%.*s\" had bad refCount %d", "TclVerifyLocalLiteralTable", (length>60? 60 : length), bytes, localPtr->refCount); @@ -1209,7 +1214,7 @@ TclVerifyGlobalLiteralTable( globalPtr=globalPtr->nextPtr) { count++; if (globalPtr->refCount < 1) { - bytes = Tcl_GetStringFromObj(globalPtr->objPtr, &length); + bytes = TclGetStringFromObj(globalPtr->objPtr, &length); Tcl_Panic("%s: global literal \"%.*s\" had bad refCount %d", "TclVerifyGlobalLiteralTable", (length>60? 60 : length), bytes, globalPtr->refCount); diff --git a/generic/tclMain.c b/generic/tclMain.c index 927de7e..f89bd5e 100644 --- a/generic/tclMain.c +++ b/generic/tclMain.c @@ -112,7 +112,7 @@ typedef enum { PROMPT_CONTINUE /* Print prompt for command continuation */ } PromptType; -typedef struct InteractiveState { +typedef struct { Tcl_Channel input; /* The standard input channel from which lines * are read. */ int tty; /* Non-zero means standard input is a @@ -246,7 +246,7 @@ Tcl_SourceRCFile( const char *fileName; Tcl_Channel chan; - fileName = Tcl_GetVar(interp, "tcl_rcFileName", TCL_GLOBAL_ONLY); + fileName = Tcl_GetVar2(interp, "tcl_rcFileName", NULL, TCL_GLOBAL_ONLY); if (fileName != NULL) { Tcl_Channel c; const char *fullName; @@ -266,14 +266,18 @@ Tcl_SourceRCFile( c = Tcl_OpenFileChannel(NULL, fullName, "r", 0); if (c != NULL) { + Tcl_Obj *fullNameObj = Tcl_NewStringObj(fullName, -1); + Tcl_Close(NULL, c); - if (Tcl_EvalFile(interp, fullName) != TCL_OK) { + Tcl_IncrRefCount(fullNameObj); + if (Tcl_FSEvalFileEx(interp, fullNameObj, NULL) != TCL_OK) { chan = Tcl_GetStdChannel(TCL_STDERR); if (chan) { Tcl_WriteObj(chan, Tcl_GetObjResult(interp)); Tcl_WriteChars(chan, "\n", 1); } } + Tcl_DecrRefCount(fullNameObj); } } Tcl_DStringFree(&temp); @@ -283,7 +287,7 @@ Tcl_SourceRCFile( /*---------------------------------------------------------------------- * - * Tcl_Main, Tcl_MainEx -- + * Tcl_MainEx -- * * Main program for tclsh and most other Tcl-based applications. * @@ -532,7 +536,7 @@ Tcl_MainEx( * error messages troubles deeper in, so lop it back off. */ - Tcl_GetStringFromObj(is.commandPtr, &length); + TclGetStringFromObj(is.commandPtr, &length); Tcl_SetObjLength(is.commandPtr, --length); code = Tcl_RecordAndEvalObj(interp, is.commandPtr, TCL_EVAL_GLOBAL); @@ -549,7 +553,7 @@ Tcl_MainEx( } else if (is.tty) { resultPtr = Tcl_GetObjResult(interp); Tcl_IncrRefCount(resultPtr); - Tcl_GetStringFromObj(resultPtr, &length); + TclGetStringFromObj(resultPtr, &length); chan = Tcl_GetStdChannel(TCL_STDOUT); if ((length > 0) && chan) { Tcl_WriteObj(chan, resultPtr); @@ -634,21 +638,6 @@ Tcl_MainEx( Tcl_Exit(exitCode); } - -#if (TCL_MAJOR_VERSION == 8) && !defined(UNICODE) -#undef Tcl_Main -extern DLLEXPORT void -Tcl_Main( - int argc, /* Number of arguments. */ - char **argv, /* Array of argument strings. */ - Tcl_AppInitProc *appInitProc) - /* Application-specific initialization - * function to call after most initialization - * but before starting to execute commands. */ -{ - Tcl_MainEx(argc, argv, appInitProc, Tcl_CreateInterp()); -} -#endif /* TCL_MAJOR_VERSION == 8 && !UNICODE */ #ifndef TCL_ASCII_MAIN @@ -808,7 +797,7 @@ StdinProc( goto prompt; } isPtr->prompt = PROMPT_START; - Tcl_GetStringFromObj(commandPtr, &length); + TclGetStringFromObj(commandPtr, &length); Tcl_SetObjLength(commandPtr, --length); /* @@ -839,7 +828,7 @@ StdinProc( chan = Tcl_GetStdChannel(TCL_STDOUT); Tcl_IncrRefCount(resultPtr); - Tcl_GetStringFromObj(resultPtr, &length); + TclGetStringFromObj(resultPtr, &length); if ((length > 0) && (chan != NULL)) { Tcl_WriteObj(chan, resultPtr); Tcl_WriteChars(chan, "\n", 1); diff --git a/generic/tclNamesp.c b/generic/tclNamesp.c index a8d351f..7f6ecf5 100644 --- a/generic/tclNamesp.c +++ b/generic/tclNamesp.c @@ -2886,9 +2886,9 @@ GetNamespaceFromObj( resNamePtr = objPtr->internalRep.twoPtrValue.ptr1; nsPtr = resNamePtr->nsPtr; refNsPtr = resNamePtr->refNsPtr; - if (!(nsPtr->flags & NS_DYING) && (interp == nsPtr->interp) && - (!refNsPtr || ((interp == refNsPtr->interp) && - (refNsPtr== (Namespace *) Tcl_GetCurrentNamespace(interp))))){ + if (!(nsPtr->flags & NS_DYING) && (interp == nsPtr->interp) + && (!refNsPtr || (refNsPtr == + (Namespace *) TclGetCurrentNamespace(interp)))) { *nsPtrPtr = (Tcl_Namespace *) nsPtr; return TCL_OK; } @@ -4782,7 +4782,7 @@ SetNsNameFromAny( if ((name[0] == ':') && (name[1] == ':')) { resNamePtr->refNsPtr = NULL; } else { - resNamePtr->refNsPtr = (Namespace *) Tcl_GetCurrentNamespace(interp); + resNamePtr->refNsPtr = (Namespace *) TclGetCurrentNamespace(interp); } resNamePtr->refCount = 1; TclFreeIntRep(objPtr); diff --git a/generic/tclOO.c b/generic/tclOO.c index ec666ee..ef0c987 100644 --- a/generic/tclOO.c +++ b/generic/tclOO.c @@ -266,7 +266,7 @@ TclOOInit( * to be fully provided. */ - if (Tcl_Eval(interp, initScript) != TCL_OK) { + if (Tcl_EvalEx(interp, initScript, -1, 0) != TCL_OK) { return TCL_ERROR; } @@ -460,7 +460,7 @@ InitFoundation( if (TclOODefineSlots(fPtr) != TCL_OK) { return TCL_ERROR; } - return Tcl_Eval(interp, slotScript); + return Tcl_EvalEx(interp, slotScript, -1, 0); } /* diff --git a/generic/tclOO.h b/generic/tclOO.h index 46f01fb..696908a 100644 --- a/generic/tclOO.h +++ b/generic/tclOO.h @@ -24,7 +24,7 @@ * win/tclooConfig.sh */ -#define TCLOO_VERSION "1.0.5" +#define TCLOO_VERSION "1.0.4" #define TCLOO_PATCHLEVEL TCLOO_VERSION #include "tcl.h" diff --git a/generic/tclOODefineCmds.c b/generic/tclOODefineCmds.c index 8747ff5..8c3f28c 100644 --- a/generic/tclOODefineCmds.c +++ b/generic/tclOODefineCmds.c @@ -525,7 +525,7 @@ TclOOUnknownDefinition( return TCL_ERROR; } - soughtStr = Tcl_GetStringFromObj(objv[1], &soughtLen); + soughtStr = TclGetStringFromObj(objv[1], &soughtLen); if (soughtLen == 0) { goto noMatch; } @@ -585,7 +585,7 @@ FindCommand( Tcl_Namespace *const namespacePtr) { int length; - const char *nameStr, *string = Tcl_GetStringFromObj(stringObj, &length); + const char *nameStr, *string = TclGetStringFromObj(stringObj, &length); register Namespace *const nsPtr = (Namespace *) namespacePtr; FOREACH_HASH_DECLS; Tcl_Command cmd, cmd2; @@ -774,7 +774,7 @@ GenerateErrorInfo( int length; Tcl_Obj *realNameObj = Tcl_ObjectDeleted((Tcl_Object) oPtr) ? savedNameObj : TclOOObjectName(interp, oPtr); - const char *objName = Tcl_GetStringFromObj(realNameObj, &length); + const char *objName = TclGetStringFromObj(realNameObj, &length); int limit = OBJNAME_LENGTH_IN_ERRORINFO_LIMIT; int overflow = (length > limit); @@ -1239,7 +1239,7 @@ TclOODefineConstructorObjCmd( } clsPtr = oPtr->classPtr; - Tcl_GetStringFromObj(objv[2], &bodyLength); + TclGetStringFromObj(objv[2], &bodyLength); if (bodyLength > 0) { /* * Create the method structure. @@ -1358,7 +1358,7 @@ TclOODefineDestructorObjCmd( } clsPtr = oPtr->classPtr; - Tcl_GetStringFromObj(objv[1], &bodyLength); + TclGetStringFromObj(objv[1], &bodyLength); if (bodyLength > 0) { /* * Create the method structure. diff --git a/generic/tclOOMethod.c b/generic/tclOOMethod.c index 99a8bfc..9c49caa 100644 --- a/generic/tclOOMethod.c +++ b/generic/tclOOMethod.c @@ -1166,7 +1166,7 @@ MethodErrorHandler( CallContext *contextPtr = ((Interp *) interp)->varFramePtr->clientData; Method *mPtr = contextPtr->callPtr->chain[contextPtr->index].mPtr; const char *objectName, *kindName, *methodName = - Tcl_GetStringFromObj(mPtr->namePtr, &nameLen); + TclGetStringFromObj(mPtr->namePtr, &nameLen); Object *declarerPtr; if (mPtr->declaringObjectPtr != NULL) { diff --git a/generic/tclObj.c b/generic/tclObj.c index 29c8e23..d3f59ec 100644 --- a/generic/tclObj.c +++ b/generic/tclObj.c @@ -402,7 +402,6 @@ TclInitObjSubsystem(void) Tcl_RegisterObjType(&tclListType); Tcl_RegisterObjType(&tclDictType); Tcl_RegisterObjType(&tclByteCodeType); - Tcl_RegisterObjType(&tclArraySearchType); Tcl_RegisterObjType(&tclCmdNameType); Tcl_RegisterObjType(&tclRegexpType); Tcl_RegisterObjType(&tclProcBodyType); @@ -663,7 +662,7 @@ TclContinuationsEnterDerived( * better way which doesn't shimmer?) */ - Tcl_GetStringFromObj(objPtr, &length); + TclGetStringFromObj(objPtr, &length); end = start + length; /* First char after the word */ /* @@ -1989,7 +1988,7 @@ TclSetBooleanFromAny( badBoolean: if (interp != NULL) { int length; - const char *str = Tcl_GetStringFromObj(objPtr, &length); + const char *str = TclGetStringFromObj(objPtr, &length); Tcl_Obj *msg; TclNewLiteralStringObj(msg, "expected boolean value but got \""); @@ -4048,7 +4047,7 @@ TclFreeObjEntry( *---------------------------------------------------------------------- */ -unsigned int +TCL_HASH_TYPE TclHashObjKey( Tcl_HashTable *tablePtr, /* Hash table. */ void *keyPtr) /* Key from which to compute hash value. */ @@ -4098,7 +4097,7 @@ TclHashObjKey( result += (result << 3) + UCHAR(*++string); } } - return result; + return (TCL_HASH_TYPE) result; } /* @@ -4152,11 +4151,10 @@ Tcl_GetCommandFromObj( */ resPtr = objPtr->internalRep.twoPtrValue.ptr1; - if ((objPtr->typePtr == &tclCmdNameType) && (resPtr != NULL)) { + if (objPtr->typePtr == &tclCmdNameType) { register Command *cmdPtr = resPtr->cmdPtr; if ((cmdPtr->cmdEpoch == resPtr->cmdEpoch) - && !(cmdPtr->flags & CMD_IS_DELETED) && (interp == cmdPtr->nsPtr->interp) && !(cmdPtr->nsPtr->flags & NS_DYING)) { register Namespace *refNsPtr = (Namespace *) @@ -4176,7 +4174,7 @@ Tcl_GetCommandFromObj( * had is invalid one way or another. */ - /* See [] why we cannot call SetCmdNameFromAny() directly here. */ + /* See [07d13d99b0a9] why we cannot call SetCmdNameFromAny() directly here. */ if (tclCmdNameType.setFromAnyProc(interp, objPtr) != TCL_OK) { return NULL; } @@ -4204,6 +4202,59 @@ Tcl_GetCommandFromObj( *---------------------------------------------------------------------- */ +static void +SetCmdNameObj( + Tcl_Interp *interp, + Tcl_Obj *objPtr, + Command *cmdPtr, + ResolvedCmdName *resPtr) +{ + Interp *iPtr = (Interp *) interp; + ResolvedCmdName *fillPtr; + const char *name = TclGetString(objPtr); + + if (resPtr) { + fillPtr = resPtr; + } else { + fillPtr = ckalloc(sizeof(ResolvedCmdName)); + fillPtr->refCount = 1; + } + + fillPtr->cmdPtr = cmdPtr; + cmdPtr->refCount++; + fillPtr->cmdEpoch = cmdPtr->cmdEpoch; + + /* NOTE: relying on NULL termination here. */ + if ((name[0] == ':') && (name[1] == ':')) { + /* + * Fully qualified names always resolve to same thing. No need + * to record resolution context information. + */ + + fillPtr->refNsPtr = NULL; + fillPtr->refNsId = 0; /* Will not be read */ + fillPtr->refNsCmdEpoch = 0; /* Will not be read */ + } else { + /* + * Record current state of current namespace as the resolution + * context of this command name lookup. + */ + Namespace *currNsPtr = iPtr->varFramePtr->nsPtr; + + fillPtr->refNsPtr = currNsPtr; + fillPtr->refNsId = currNsPtr->nsId; + fillPtr->refNsCmdEpoch = currNsPtr->cmdRefEpoch; + } + + if (resPtr == NULL) { + TclFreeIntRep(objPtr); + + objPtr->internalRep.twoPtrValue.ptr1 = fillPtr; + objPtr->internalRep.twoPtrValue.ptr2 = NULL; + objPtr->typePtr = &tclCmdNameType; + } +} + void TclSetCmdNameObj( Tcl_Interp *interp, /* Points to interpreter containing command @@ -4213,10 +4264,7 @@ TclSetCmdNameObj( Command *cmdPtr) /* Points to Command structure that the * CmdName object should refer to. */ { - Interp *iPtr = (Interp *) interp; register ResolvedCmdName *resPtr; - register Namespace *currNsPtr; - const char *name; if (objPtr->typePtr == &tclCmdNameType) { resPtr = objPtr->internalRep.twoPtrValue.ptr1; @@ -4225,36 +4273,7 @@ TclSetCmdNameObj( } } - cmdPtr->refCount++; - resPtr = ckalloc(sizeof(ResolvedCmdName)); - resPtr->cmdPtr = cmdPtr; - resPtr->cmdEpoch = cmdPtr->cmdEpoch; - resPtr->refCount = 1; - - name = TclGetString(objPtr); - if ((*name++ == ':') && (*name == ':')) { - /* - * The name is fully qualified: set the referring namespace to - * NULL. - */ - - resPtr->refNsPtr = NULL; - } else { - /* - * Get the current namespace. - */ - - currNsPtr = iPtr->varFramePtr->nsPtr; - - resPtr->refNsPtr = currNsPtr; - resPtr->refNsId = currNsPtr->nsId; - resPtr->refNsCmdEpoch = currNsPtr->cmdRefEpoch; - } - - TclFreeIntRep(objPtr); - objPtr->internalRep.twoPtrValue.ptr1 = resPtr; - objPtr->internalRep.twoPtrValue.ptr2 = NULL; - objPtr->typePtr = &tclCmdNameType; + SetCmdNameObj(interp, objPtr, cmdPtr, NULL); } /* @@ -4285,7 +4304,6 @@ FreeCmdNameInternalRep( { register ResolvedCmdName *resPtr = objPtr->internalRep.twoPtrValue.ptr1; - if (resPtr != NULL) { /* * Decrement the reference count of the ResolvedCmdName structure. If * there are no more uses, free the ResolvedCmdName structure. @@ -4303,7 +4321,6 @@ FreeCmdNameInternalRep( TclCleanupCommandMacro(cmdPtr); ckfree(resPtr); } - } objPtr->typePtr = NULL; } @@ -4336,9 +4353,7 @@ DupCmdNameInternalRep( copyPtr->internalRep.twoPtrValue.ptr1 = resPtr; copyPtr->internalRep.twoPtrValue.ptr2 = NULL; - if (resPtr != NULL) { resPtr->refCount++; - } copyPtr->typePtr = &tclCmdNameType; } @@ -4368,10 +4383,8 @@ SetCmdNameFromAny( Tcl_Interp *interp, /* Used for error reporting if not NULL. */ register Tcl_Obj *objPtr) /* The object to convert. */ { - Interp *iPtr = (Interp *) interp; const char *name; register Command *cmdPtr; - Namespace *currNsPtr; register ResolvedCmdName *resPtr; if (interp == NULL) { @@ -4391,59 +4404,31 @@ SetCmdNameFromAny( Tcl_FindCommand(interp, name, /*ns*/ NULL, /*flags*/ 0); /* - * Free the old internalRep before setting the new one. Do this after - * getting the string rep to allow the conversion code (in particular, - * Tcl_GetStringFromObj) to use that old internalRep. + * Stop shimmering and caching nothing when we found nothing. Just + * report the failure to find the command as an error. */ - if (cmdPtr) { - cmdPtr->refCount++; - resPtr = objPtr->internalRep.twoPtrValue.ptr1; - if ((objPtr->typePtr == &tclCmdNameType) - && resPtr && (resPtr->refCount == 1)) { - /* - * Reuse the old ResolvedCmdName struct instead of freeing it - */ - - Command *oldCmdPtr = resPtr->cmdPtr; - - if (--oldCmdPtr->refCount == 0) { - TclCleanupCommandMacro(oldCmdPtr); - } - } else { - TclFreeIntRep(objPtr); - resPtr = ckalloc(sizeof(ResolvedCmdName)); - resPtr->refCount = 1; - objPtr->internalRep.twoPtrValue.ptr1 = resPtr; - objPtr->internalRep.twoPtrValue.ptr2 = NULL; - objPtr->typePtr = &tclCmdNameType; - } - resPtr->cmdPtr = cmdPtr; - resPtr->cmdEpoch = cmdPtr->cmdEpoch; - if ((*name++ == ':') && (*name == ':')) { - /* - * The name is fully qualified: set the referring namespace to - * NULL. - */ + if (cmdPtr == NULL) { + return TCL_ERROR; + } - resPtr->refNsPtr = NULL; - } else { - /* - * Get the current namespace. - */ + resPtr = objPtr->internalRep.twoPtrValue.ptr1; + if ((objPtr->typePtr == &tclCmdNameType) && (resPtr->refCount == 1)) { + /* + * Re-use existing ResolvedCmdName struct when possible. + * Cleanup the old fields that need it. + */ - currNsPtr = iPtr->varFramePtr->nsPtr; + Command *oldCmdPtr = resPtr->cmdPtr; - resPtr->refNsPtr = currNsPtr; - resPtr->refNsId = currNsPtr->nsId; - resPtr->refNsCmdEpoch = currNsPtr->cmdRefEpoch; + if (--oldCmdPtr->refCount == 0) { + TclCleanupCommandMacro(oldCmdPtr); } } else { - TclFreeIntRep(objPtr); - objPtr->internalRep.twoPtrValue.ptr1 = NULL; - objPtr->internalRep.twoPtrValue.ptr2 = NULL; - objPtr->typePtr = &tclCmdNameType; + resPtr = NULL; } + + SetCmdNameObj(interp, objPtr, cmdPtr, resPtr); return TCL_OK; } diff --git a/generic/tclOptimize.c b/generic/tclOptimize.c index 827d89d..8267a7d 100644 --- a/generic/tclOptimize.c +++ b/generic/tclOptimize.c @@ -233,7 +233,7 @@ ConvertZeroEffectToNOP( TclGetUInt1AtPtr(currentInstPtr + 1)); int numBytes; - (void) Tcl_GetStringFromObj(litPtr, &numBytes); + (void) TclGetStringFromObj(litPtr, &numBytes); if (numBytes == 0) { blank = size + InstLength(nextInst); } @@ -248,7 +248,7 @@ ConvertZeroEffectToNOP( TclGetUInt4AtPtr(currentInstPtr + 1)); int numBytes; - (void) Tcl_GetStringFromObj(litPtr, &numBytes); + (void) TclGetStringFromObj(litPtr, &numBytes); if (numBytes == 0) { blank = size + InstLength(nextInst); } diff --git a/generic/tclParse.c b/generic/tclParse.c index 95abc45..3a04df4 100644 --- a/generic/tclParse.c +++ b/generic/tclParse.c @@ -167,6 +167,8 @@ static int ParseTokens(const char *src, int numBytes, int mask, int flags, Tcl_Parse *parsePtr); static int ParseWhiteSpace(const char *src, int numBytes, int *incompletePtr, char *typePtr); +static int ParseAllWhiteSpace(const char *src, int numBytes, + int *incompletePtr); /* *---------------------------------------------------------------------- @@ -298,9 +300,43 @@ Tcl_ParseCommand( */ parsePtr->commandStart = src; + type = CHAR_TYPE(*src); + scanned = 1; /* Can't have missing whitepsace before first word. */ while (1) { int expandWord = 0; + /* Are we at command termination? */ + + if ((numBytes == 0) || (type & terminators) != 0) { + parsePtr->term = src; + parsePtr->commandSize = src + (numBytes != 0) + - parsePtr->commandStart; + return TCL_OK; + } + + /* Are we missing white space after previous word? */ + + if (scanned == 0) { + if (src[-1] == '"') { + if (interp != NULL) { + Tcl_SetObjResult(interp, Tcl_NewStringObj( + "extra characters after close-quote", -1)); + } + parsePtr->errorType = TCL_PARSE_QUOTE_EXTRA; + } else { + if (interp != NULL) { + Tcl_SetObjResult(interp, Tcl_NewStringObj( + "extra characters after close-brace", -1)); + } + parsePtr->errorType = TCL_PARSE_BRACE_EXTRA; + } + parsePtr->term = src; + error: + Tcl_FreeParse(parsePtr); + parsePtr->commandSize = parsePtr->end - parsePtr->commandStart; + return TCL_ERROR; + } + /* * Create the token for the word. */ @@ -310,23 +346,6 @@ Tcl_ParseCommand( tokenPtr = &parsePtr->tokenPtr[wordIndex]; tokenPtr->type = TCL_TOKEN_WORD; - /* - * Skip white space before the word. Also skip a backslash-newline - * sequence: it should be treated just like white space. - */ - - scanned = ParseWhiteSpace(src,numBytes, &parsePtr->incomplete, &type); - src += scanned; - numBytes -= scanned; - if (numBytes == 0) { - parsePtr->term = src; - break; - } - if ((type & terminators) != 0) { - parsePtr->term = src; - src++; - break; - } tokenPtr->start = src; parsePtr->numTokens++; parsePtr->numWords++; @@ -546,52 +565,12 @@ Tcl_ParseCommand( tokenPtr->type = TCL_TOKEN_SIMPLE_WORD; } - /* - * Do two additional checks: (a) make sure we're really at the end of - * a word (there might have been garbage left after a quoted or braced - * word), and (b) check for the end of the command. - */ + /* Parse the whitespace between words. */ scanned = ParseWhiteSpace(src,numBytes, &parsePtr->incomplete, &type); - if (scanned) { - src += scanned; - numBytes -= scanned; - continue; - } - - if (numBytes == 0) { - parsePtr->term = src; - break; - } - if ((type & terminators) != 0) { - parsePtr->term = src; - src++; - break; - } - if (src[-1] == '"') { - if (interp != NULL) { - Tcl_SetObjResult(interp, Tcl_NewStringObj( - "extra characters after close-quote", -1)); - } - parsePtr->errorType = TCL_PARSE_QUOTE_EXTRA; - } else { - if (interp != NULL) { - Tcl_SetObjResult(interp, Tcl_NewStringObj( - "extra characters after close-brace", -1)); - } - parsePtr->errorType = TCL_PARSE_BRACE_EXTRA; - } - parsePtr->term = src; - goto error; + src += scanned; + numBytes -= scanned; } - - parsePtr->commandSize = src - parsePtr->commandStart; - return TCL_OK; - - error: - Tcl_FreeParse(parsePtr); - parsePtr->commandSize = parsePtr->end - parsePtr->commandStart; - return TCL_ERROR; } /* @@ -733,23 +712,32 @@ ParseWhiteSpace( *---------------------------------------------------------------------- */ -int -TclParseAllWhiteSpace( +static int +ParseAllWhiteSpace( const char *src, /* First character to parse. */ - int numBytes) /* Max number of byes to scan */ + int numBytes, /* Max number of byes to scan */ + int *incompletePtr) /* Set true if parse is incomplete. */ { - int dummy; char type; const char *p = src; do { - int scanned = ParseWhiteSpace(p, numBytes, &dummy, &type); + int scanned = ParseWhiteSpace(p, numBytes, incompletePtr, &type); p += scanned; numBytes -= scanned; } while (numBytes && (*p == '\n') && (p++, --numBytes)); return (p-src); } + +int +TclParseAllWhiteSpace( + const char *src, /* First character to parse. */ + int numBytes) /* Max number of byes to scan */ +{ + int dummy; + return ParseAllWhiteSpace(src, numBytes, &dummy); +} /* *---------------------------------------------------------------------- @@ -1021,17 +1009,12 @@ ParseComment( * command. */ { register const char *p = src; + int incomplete = parsePtr->incomplete; while (numBytes) { - char type; - int scanned; - - do { - scanned = ParseWhiteSpace(p, numBytes, - &parsePtr->incomplete, &type); - p += scanned; - numBytes -= scanned; - } while (numBytes && (*p == '\n') && (p++,numBytes--)); + int scanned = ParseAllWhiteSpace(p, numBytes, &incomplete); + p += scanned; + numBytes -= scanned; if ((numBytes == 0) || (*p != '#')) { break; @@ -1040,35 +1023,28 @@ ParseComment( parsePtr->commentStart = p; } + p++; + numBytes--; while (numBytes) { + if (*p == '\n') { + p++; + numBytes--; + break; + } if (*p == '\\') { - scanned = ParseWhiteSpace(p, numBytes, &parsePtr->incomplete, - &type); - if (scanned) { - p += scanned; - numBytes -= scanned; - } else { - /* - * General backslash substitution in comments isn't part - * of the formal spec, but test parse-15.47 and history - * indicate that it has been the de facto rule. Don't - * change it now. - */ - - TclParseBackslash(p, numBytes, &scanned, NULL); - p += scanned; - numBytes -= scanned; - } - } else { p++; numBytes--; - if (p[-1] == '\n') { + if (numBytes == 0) { break; } } + incomplete = (*p == '\n'); + p++; + numBytes--; } parsePtr->commentSize = p - parsePtr->commentStart; } + parsePtr->incomplete = incomplete; return (p - src); } @@ -2244,7 +2220,7 @@ TclSubstTokens( if (result == 0) { clPos = 0; } else { - Tcl_GetStringFromObj(result, &clPos); + TclGetStringFromObj(result, &clPos); } if (numCL >= maxNumCL) { @@ -2520,7 +2496,7 @@ TclObjCommandComplete( * check. */ { int length; - const char *script = Tcl_GetStringFromObj(objPtr, &length); + const char *script = TclGetStringFromObj(objPtr, &length); return CommandComplete(script, length); } diff --git a/generic/tclPathObj.c b/generic/tclPathObj.c index c2643bf..68ec2c4 100644 --- a/generic/tclPathObj.c +++ b/generic/tclPathObj.c @@ -231,7 +231,7 @@ TclFSNormalizeAbsolutePath( retVal = Tcl_NewStringObj(path, dirSep - path); Tcl_IncrRefCount(retVal); } - Tcl_GetStringFromObj(retVal, &curLen); + TclGetStringFromObj(retVal, &curLen); if (curLen == 0) { Tcl_AppendToObj(retVal, dirSep, 1); } @@ -257,7 +257,7 @@ TclFSNormalizeAbsolutePath( retVal = Tcl_NewStringObj(path, dirSep - path); Tcl_IncrRefCount(retVal); } - Tcl_GetStringFromObj(retVal, &curLen); + TclGetStringFromObj(retVal, &curLen); if (curLen == 0) { Tcl_AppendToObj(retVal, dirSep, 1); } @@ -288,7 +288,7 @@ TclFSNormalizeAbsolutePath( */ const char *path = - Tcl_GetStringFromObj(retVal, &curLen); + TclGetStringFromObj(retVal, &curLen); while (--curLen >= 0) { if (IsSeparatorOrNull(path[curLen])) { @@ -303,7 +303,7 @@ TclFSNormalizeAbsolutePath( Tcl_SetObjLength(retVal, curLen+1); Tcl_AppendObjToObj(retVal, linkObj); TclDecrRefCount(linkObj); - linkStr = Tcl_GetStringFromObj(retVal, &curLen); + linkStr = TclGetStringFromObj(retVal, &curLen); } else { /* * Absolute link. @@ -316,7 +316,7 @@ TclFSNormalizeAbsolutePath( } else { retVal = linkObj; } - linkStr = Tcl_GetStringFromObj(retVal, &curLen); + linkStr = TclGetStringFromObj(retVal, &curLen); /* * Convert to forward-slashes on windows. @@ -333,7 +333,7 @@ TclFSNormalizeAbsolutePath( } } } else { - linkStr = Tcl_GetStringFromObj(retVal, &curLen); + linkStr = TclGetStringFromObj(retVal, &curLen); } /* @@ -404,7 +404,7 @@ TclFSNormalizeAbsolutePath( if (tclPlatform == TCL_PLATFORM_WINDOWS) { int len; - const char *path = Tcl_GetStringFromObj(retVal, &len); + const char *path = TclGetStringFromObj(retVal, &len); if (len == 2 && path[0] != 0 && path[1] == ':') { if (Tcl_IsShared(retVal)) { @@ -579,7 +579,7 @@ TclPathPart( int numBytes; const char *rest = - Tcl_GetStringFromObj(fsPathPtr->normPathPtr, &numBytes); + TclGetStringFromObj(fsPathPtr->normPathPtr, &numBytes); if (strchr(rest, '/') != NULL) { goto standardPath; @@ -617,7 +617,7 @@ TclPathPart( int numBytes; const char *rest = - Tcl_GetStringFromObj(fsPathPtr->normPathPtr, &numBytes); + TclGetStringFromObj(fsPathPtr->normPathPtr, &numBytes); if (strchr(rest, '/') != NULL) { goto standardPath; @@ -646,7 +646,7 @@ TclPathPart( const char *fileName, *extension; int length; - fileName = Tcl_GetStringFromObj(fsPathPtr->normPathPtr, + fileName = TclGetStringFromObj(fsPathPtr->normPathPtr, &length); extension = TclGetExtension(fileName); if (extension == NULL) { @@ -698,7 +698,7 @@ TclPathPart( int length; const char *fileName, *extension; - fileName = Tcl_GetStringFromObj(pathPtr, &length); + fileName = TclGetStringFromObj(pathPtr, &length); extension = TclGetExtension(fileName); if (extension == NULL) { Tcl_IncrRefCount(pathPtr); @@ -885,7 +885,7 @@ TclJoinPath( const char *str; int len; - str = Tcl_GetStringFromObj(tailObj, &len); + str = TclGetStringFromObj(tailObj, &len); if (len == 0) { /* * This happens if we try to handle the root volume '/'. @@ -947,7 +947,7 @@ TclJoinPath( } } } - strElt = Tcl_GetStringFromObj(elt, &strEltLen); + strElt = TclGetStringFromObj(elt, &strEltLen); type = TclGetPathType(elt, &fsPtr, &driveNameLength, &driveName); if (type != TCL_PATH_RELATIVE) { /* @@ -1034,9 +1034,9 @@ TclJoinPath( noQuickReturn: if (res == NULL) { res = Tcl_NewObj(); - ptr = Tcl_GetStringFromObj(res, &length); + ptr = TclGetStringFromObj(res, &length); } else { - ptr = Tcl_GetStringFromObj(res, &length); + ptr = TclGetStringFromObj(res, &length); } /* @@ -1081,7 +1081,7 @@ TclJoinPath( if (length > 0 && ptr[length -1] != '/') { Tcl_AppendToObj(res, &separator, 1); - Tcl_GetStringFromObj(res, &length); + TclGetStringFromObj(res, &length); } Tcl_SetObjLength(res, length + (int) strlen(strElt)); @@ -1376,7 +1376,7 @@ AppendPath( * intrep produce the same results; that is, bugward compatibility. If * we need to fix that bug here, it needs fixing in TclJoinPath() too. */ - bytes = Tcl_GetStringFromObj(tail, &numBytes); + bytes = TclGetStringFromObj(tail, &numBytes); if (numBytes == 0) { Tcl_AppendToObj(copy, "/", 1); } else { @@ -1435,7 +1435,7 @@ TclFSMakePathRelative( * too little below, leading to wrong answers returned by glob. */ - tempStr = Tcl_GetStringFromObj(cwdPtr, &cwdLen); + tempStr = TclGetStringFromObj(cwdPtr, &cwdLen); /* * Should we perhaps use 'Tcl_FSPathSeparator'? But then what about the @@ -1455,7 +1455,7 @@ TclFSMakePathRelative( } break; } - tempStr = Tcl_GetStringFromObj(pathPtr, &len); + tempStr = TclGetStringFromObj(pathPtr, &len); return Tcl_NewStringObj(tempStr + cwdLen, len - cwdLen); } @@ -1719,7 +1719,7 @@ Tcl_FSGetTranslatedStringPath( if (transPtr != NULL) { int len; - const char *orig = Tcl_GetStringFromObj(transPtr, &len); + const char *orig = TclGetStringFromObj(transPtr, &len); char *result = ckalloc(len+1); memcpy(result, orig, (size_t) len+1); @@ -1780,7 +1780,7 @@ Tcl_FSGetNormalizedPath( UpdateStringOfFsPath(pathPtr); } - Tcl_GetStringFromObj(fsPathPtr->normPathPtr, &tailLen); + TclGetStringFromObj(fsPathPtr->normPathPtr, &tailLen); if (tailLen) { copy = AppendPath(dir, fsPathPtr->normPathPtr); } else { @@ -1793,7 +1793,7 @@ Tcl_FSGetNormalizedPath( * We now own a reference on both 'dir' and 'copy' */ - (void) Tcl_GetStringFromObj(dir, &cwdLen); + (void) TclGetStringFromObj(dir, &cwdLen); cwdLen += (Tcl_GetString(copy)[cwdLen] == '/'); /* Normalize the combined string. */ @@ -1887,7 +1887,7 @@ Tcl_FSGetNormalizedPath( copy = AppendPath(fsPathPtr->cwdPtr, pathPtr); - (void) Tcl_GetStringFromObj(fsPathPtr->cwdPtr, &cwdLen); + (void) TclGetStringFromObj(fsPathPtr->cwdPtr, &cwdLen); cwdLen += (Tcl_GetString(copy)[cwdLen] == '/'); /* @@ -2337,7 +2337,7 @@ SetFsPathFromAny( * cmdAH.test exercise most of the code). */ - name = Tcl_GetStringFromObj(pathPtr, &len); + name = TclGetStringFromObj(pathPtr, &len); /* * Handle tilde substitutions, if needed. @@ -2606,7 +2606,7 @@ UpdateStringOfFsPath( copy = AppendPath(fsPathPtr->cwdPtr, fsPathPtr->normPathPtr); - pathPtr->bytes = Tcl_GetStringFromObj(copy, &cwdLen); + pathPtr->bytes = TclGetStringFromObj(copy, &cwdLen); pathPtr->length = cwdLen; copy->bytes = tclEmptyStringRep; copy->length = 0; @@ -2667,7 +2667,7 @@ TclNativePathInFilesystem( int len; - (void) Tcl_GetStringFromObj(pathPtr, &len); + (void) TclGetStringFromObj(pathPtr, &len); if (len == 0) { /* * We reject the empty path "". diff --git a/generic/tclPkg.c b/generic/tclPkg.c index f6e8b20..244eb94 100644 --- a/generic/tclPkg.c +++ b/generic/tclPkg.c @@ -842,7 +842,7 @@ Tcl_PackageObjCmd( } else { pkgPtr = FindPackage(interp, argv2); } - argv3 = Tcl_GetStringFromObj(objv[3], &length); + argv3 = TclGetStringFromObj(objv[3], &length); for (availPtr = pkgPtr->availPtr, prevPtr = NULL; availPtr != NULL; prevPtr = availPtr, availPtr = availPtr->nextPtr) { @@ -883,7 +883,7 @@ Tcl_PackageObjCmd( prevPtr->nextPtr = availPtr; } } - argv4 = Tcl_GetStringFromObj(objv[4], &length); + argv4 = TclGetStringFromObj(objv[4], &length); DupBlock(availPtr->script, argv4, (unsigned) length + 1); break; } @@ -1034,7 +1034,7 @@ Tcl_PackageObjCmd( if (iPtr->packageUnknown != NULL) { ckfree(iPtr->packageUnknown); } - argv2 = Tcl_GetStringFromObj(objv[2], &length); + argv2 = TclGetStringFromObj(objv[2], &length); if (argv2[0] == 0) { iPtr->packageUnknown = NULL; } else { @@ -1682,7 +1682,7 @@ AddRequirementsToResult( int i, length; for (i = 0; i < reqc; i++) { - const char *v = Tcl_GetStringFromObj(reqv[i], &length); + const char *v = TclGetStringFromObj(reqv[i], &length); if ((length & 0x1) && (v[length/2] == '-') && (strncmp(v, v+((length+1)/2), length/2) == 0)) { @@ -1895,7 +1895,7 @@ Tcl_PkgInitStubsCheck( { const char *actualVersion = Tcl_PkgPresent(interp, "Tcl", version, 0); - if (exact && actualVersion) { + if ((exact&1) && actualVersion) { const char *p = version; int count = 0; diff --git a/generic/tclProc.c b/generic/tclProc.c index ae9e7cd..bed520a 100644 --- a/generic/tclProc.c +++ b/generic/tclProc.c @@ -343,7 +343,7 @@ Tcl_ProcObjCmd( * The argument list is just "args"; check the body */ - procBody = Tcl_GetStringFromObj(objv[3], &numBytes); + procBody = TclGetStringFromObj(objv[3], &numBytes); if (TclParseAllWhiteSpace(procBody, numBytes) < numBytes) { goto done; } @@ -2083,7 +2083,7 @@ MakeProcError( * messages and trace information. */ { int overflow, limit = 60, nameLen; - const char *procName = Tcl_GetStringFromObj(procNameObj, &nameLen); + const char *procName = TclGetStringFromObj(procNameObj, &nameLen); overflow = (nameLen > limit); Tcl_AppendObjToErrorInfo(interp, Tcl_ObjPrintf( @@ -2654,30 +2654,6 @@ TclNRApplyObjCmd( procPtr = lambdaPtr->internalRep.twoPtrValue.ptr1; } -#define JOE_EXTENSION 0 -/* - * Note: this code is NOT FUNCTIONAL due to the NR implementation; DO NOT - * ENABLE! Leaving here as reminder to (a) TIP the suggestion, and (b) adapt - * the code. (MS) - */ - -#if JOE_EXTENSION - else { - /* - * Joe English's suggestion to allow cmdNames to function as lambdas. - */ - - Tcl_Obj *elemPtr; - int numElem; - - if ((lambdaPtr->typePtr == &tclCmdNameType) || - (TclListObjGetElements(interp, lambdaPtr, &numElem, - &elemPtr) == TCL_OK && numElem == 1)) { - return Tcl_EvalObjv(interp, objc-1, objv+1, 0); - } - } -#endif - if ((procPtr == NULL) || (procPtr->iPtr != iPtr)) { result = SetLambdaFromAny(interp, lambdaPtr); if (result != TCL_OK) { @@ -2764,7 +2740,7 @@ MakeLambdaError( * messages and trace information. */ { int overflow, limit = 60, nameLen; - const char *procName = Tcl_GetStringFromObj(procNameObj, &nameLen); + const char *procName = TclGetStringFromObj(procNameObj, &nameLen); overflow = (nameLen > limit); Tcl_AppendObjToErrorInfo(interp, Tcl_ObjPrintf( diff --git a/generic/tclStringObj.c b/generic/tclStringObj.c index 91c0e74..b486106 100644 --- a/generic/tclStringObj.c +++ b/generic/tclStringObj.c @@ -39,15 +39,6 @@ #include "tclStringRep.h" /* - * Set COMPAT to 1 to restore the shimmering patterns to those of Tcl 8.5. - * This is an escape hatch in case the changes have some unexpected unwelcome - * impact on performance. If things go well, this mechanism can go away when - * post-8.6 development begins. - */ - -#define COMPAT 0 - -/* * Prototypes for functions defined later in this file: */ @@ -418,6 +409,15 @@ Tcl_GetCharLength( int numChars; /* + * Quick, no-shimmer return for short string reps. + */ + + if ((objPtr->bytes) && (objPtr->length < 2)) { + /* 0 bytes -> 0 chars; 1 byte -> 1 char */ + return objPtr->length; + } + + /* * Optimize the case where we're really dealing with a bytearray object * without string representation; we don't need to convert to a string to * perform the get-length operation. @@ -445,18 +445,6 @@ Tcl_GetCharLength( if (numChars == -1) { TclNumUtfChars(numChars, objPtr->bytes, objPtr->length); stringPtr->numChars = numChars; - -#if COMPAT - if (numChars < objPtr->length) { - /* - * Since we've just computed the number of chars, and not all UTF - * chars are 1-byte long, go ahead and populate the unicode - * string. - */ - - FillUnicodeRep(objPtr); - } -#endif } return numChars; } @@ -1173,11 +1161,7 @@ Tcl_AppendUnicodeToObj( * objPtr's string rep. */ - if (stringPtr->hasUnicode -#if COMPAT - && stringPtr->numChars > 0 -#endif - ) { + if (stringPtr->hasUnicode) { AppendUnicodeToUnicodeRep(objPtr, unicode, length); } else { AppendUnicodeToUtfRep(objPtr, unicode, length); @@ -1283,11 +1267,7 @@ Tcl_AppendObjToObj( * appendObjPtr and append it. */ - if (stringPtr->hasUnicode -#if COMPAT - && stringPtr->numChars > 0 -#endif - ) { + if (stringPtr->hasUnicode) { /* * If appendObjPtr is not of the "String" type, don't convert it. */ @@ -1320,11 +1300,7 @@ Tcl_AppendObjToObj( AppendUtfToUtfRep(objPtr, bytes, length); - if (numChars >= 0 && appendNumChars >= 0 -#if COMPAT - && appendNumChars == length -#endif - ) { + if (numChars >= 0 && appendNumChars >= 0) { stringPtr->numChars = numChars + appendNumChars; } } @@ -1448,14 +1424,6 @@ AppendUnicodeToUtfRep( if (stringPtr->numChars != -1) { stringPtr->numChars += numChars; } - -#if COMPAT - /* - * Invalidate the unicode rep. - */ - - stringPtr->hasUnicode = 0; -#endif } /* @@ -2328,7 +2296,7 @@ Tcl_AppendFormatToObj( } } - Tcl_GetStringFromObj(segment, &segmentNumBytes); + TclGetStringFromObj(segment, &segmentNumBytes); if (segmentNumBytes > limit) { if (allocSegment) { Tcl_DecrRefCount(segment); @@ -2641,6 +2609,235 @@ TclGetStringStorage( *sizePtr = stringPtr->allocated; return objPtr->bytes; } + +/* + *--------------------------------------------------------------------------- + * + * TclStringCatObjv -- + * + * Performs the [string cat] function. + * + * Results: + * A standard Tcl result. + * + * Side effects: + * Writes to *objPtrPtr the address of Tcl_Obj that is concatenation + * of all objc values in objv. + * + *--------------------------------------------------------------------------- + */ + +int +TclStringCatObjv( + Tcl_Interp *interp, + int inPlace, + int objc, + Tcl_Obj * const objv[], + Tcl_Obj **objPtrPtr) +{ + Tcl_Obj *objPtr, *objResultPtr, * const *ov; + int oc, length = 0, binary = 1, first = 0; + int allowUniChar = 1, requestUniChar = 0; + + /* assert (objc >= 2) */ + + /* + * Analyze to determine what representation result should be. + * GOALS: Avoid shimmering & string rep generation. + * Produce pure bytearray when possible. + * Error on overflow. + */ + + ov = objv, oc = objc; + while (oc-- && (binary || allowUniChar)) { + objPtr = *ov++; + + if (objPtr->bytes) { + /* Value has a string rep. */ + if (objPtr->length) { + /* + * Non-empty string rep. Not a pure bytearray, so we + * won't create a pure bytearray + */ + binary = 0; + if ((objPtr->typePtr) && (objPtr->typePtr != &tclStringType)) { + /* Prevent shimmer of non-string types. */ + allowUniChar = 0; + } + } + } else { + /* assert (objPtr->typePtr != NULL) -- stork! */ + if (TclIsPureByteArray(objPtr)) { + allowUniChar = 0; + } else { + binary = 0; + if (objPtr->typePtr == &tclStringType) { + /* Have a pure Unicode value; ask to preserve it */ + requestUniChar = 1; + } else { + /* Have another type; prevent shimmer */ + allowUniChar = 0; + } + } + } + } + + if (binary) { + /* Result will be pure byte array. Pre-size it */ + ov = objv; oc = objc; + while (oc-- && (length >= 0)) { + objPtr = *ov++; + + if (objPtr->bytes == NULL) { + int numBytes; + + Tcl_GetByteArrayFromObj(objPtr, &numBytes); + if (length == 0) { + first = objc - oc - 1; + } + length += numBytes; + } + } + } else if (allowUniChar && requestUniChar) { + /* Result will be pure Tcl_UniChar array. Pre-size it. */ + ov = objv; oc = objc; + while (oc-- && (length >= 0)) { + objPtr = *ov++; + + if ((objPtr->bytes == NULL) || (objPtr->length)) { + int numChars; + + Tcl_GetUnicodeFromObj(objPtr, &numChars); + if (length == 0) { + first = objc - oc - 1; + } + length += numChars; + } + } + } else { + /* Result will be concat of string reps. Pre-size it. */ + ov = objv; oc = objc; + while (oc-- && (length >= 0)) { + int numBytes; + + objPtr = *ov++; + + Tcl_GetStringFromObj(objPtr, &numBytes); + if ((length == 0) && numBytes) { + first = objc - oc - 1; + } + length += numBytes; + } + } + + if (length < 0) { + if (interp) { + Tcl_SetObjResult(interp, Tcl_ObjPrintf( + "max size for a Tcl value (%d bytes) exceeded", INT_MAX)); + Tcl_SetErrorCode(interp, "TCL", "MEMORY", NULL); + } + return TCL_ERROR; + } + + if (length == 0) { + /* Total length of zero means every value has length zero */ + *objPtrPtr = objv[0]; + return TCL_OK; + } + + objv += first; objc -= first; + + if (binary) { + /* Efficiently produce a pure byte array result */ + unsigned char *dst; + + if (inPlace && !Tcl_IsShared(*objv)) { + int start; + + objResultPtr = *objv++; objc--; + Tcl_GetByteArrayFromObj(objResultPtr, &start); + dst = Tcl_SetByteArrayLength(objResultPtr, length) + start; + } else { + objResultPtr = Tcl_NewByteArrayObj(NULL, length); + dst = Tcl_SetByteArrayLength(objResultPtr, length); + } + while (objc--) { + Tcl_Obj *objPtr = *objv++; + + if (objPtr->bytes == NULL) { + int more; + unsigned char *src = Tcl_GetByteArrayFromObj(objPtr, &more); + memcpy(dst, src, (size_t) more); + dst += more; + } + } + } else if (allowUniChar && requestUniChar) { + /* Efficiently produce a pure Tcl_UniChar array result */ + Tcl_UniChar *dst; + + if (inPlace && !Tcl_IsShared(*objv)) { + int start; + + objResultPtr = *objv++; objc--; + + /* Ugly interface! Force resize of the unicode array. */ + Tcl_GetUnicodeFromObj(objResultPtr, &start); + Tcl_InvalidateStringRep(objResultPtr); + Tcl_SetObjLength(objResultPtr, length); + dst = Tcl_GetUnicode(objResultPtr) + start; + } else { + Tcl_UniChar ch = 0; + + /* Ugly interface! No scheme to init array size. */ + objResultPtr = Tcl_NewUnicodeObj(&ch, 0); + Tcl_SetObjLength(objResultPtr, length); + dst = Tcl_GetUnicode(objResultPtr); + } + while (objc--) { + Tcl_Obj *objPtr = *objv++; + + if ((objPtr->bytes == NULL) || (objPtr->length)) { + int more; + Tcl_UniChar *src = Tcl_GetUnicodeFromObj(objPtr, &more); + memcpy(dst, src, more * sizeof(Tcl_UniChar)); + dst += more; + } + } + } else { + /* Efficiently concatenate string reps */ + char *dst; + + if (inPlace && !Tcl_IsShared(*objv)) { + int start; + + objResultPtr = *objv++; objc--; + + Tcl_GetStringFromObj(objResultPtr, &start); + Tcl_SetObjLength(objResultPtr, length); + dst = Tcl_GetString(objResultPtr) + start; + if (length > start) { + TclFreeIntRep(objResultPtr); + } + } else { + objResultPtr = Tcl_NewObj(); + Tcl_SetObjLength(objResultPtr, length); + dst = Tcl_GetString(objResultPtr); + } + while (objc--) { + Tcl_Obj *objPtr = *objv++; + + if ((objPtr->bytes == NULL) || (objPtr->length)) { + int more; + char *src = Tcl_GetStringFromObj(objPtr, &more); + memcpy(dst, src, (size_t) more); + dst += more; + } + } + } + *objPtrPtr = objResultPtr; + return TCL_OK; +} + /* *--------------------------------------------------------------------------- * @@ -2873,7 +3070,6 @@ DupStringInternalRep( String *srcStringPtr = GET_STRING(srcPtr); String *copyStringPtr = NULL; -#if COMPAT==0 if (srcStringPtr->numChars == -1) { /* * The String struct in the source value holds zero useful data. Don't @@ -2916,41 +3112,6 @@ DupStringInternalRep( */ copyStringPtr->allocated = copyPtr->bytes ? copyPtr->length : 0; -#else /* COMPAT!=0 */ - /* - * If the src obj is a string of 1-byte Utf chars, then copy the string - * rep of the source object and create an "empty" Unicode internal rep for - * the new object. Otherwise, copy Unicode internal rep, and invalidate - * the string rep of the new object. - */ - - if (srcStringPtr->hasUnicode && srcStringPtr->numChars > 0) { - /* - * Copy the full allocation for the Unicode buffer. - */ - - copyStringPtr = stringAlloc(srcStringPtr->maxChars); - copyStringPtr->maxChars = srcStringPtr->maxChars; - memcpy(copyStringPtr->unicode, srcStringPtr->unicode, - srcStringPtr->numChars * sizeof(Tcl_UniChar)); - copyStringPtr->unicode[srcStringPtr->numChars] = 0; - copyStringPtr->allocated = 0; - } else { - copyStringPtr = stringAlloc(0); - copyStringPtr->unicode[0] = 0; - copyStringPtr->maxChars = 0; - - /* - * Tricky point: the string value was copied by generic object - * management code, so it doesn't contain any extra bytes that might - * exist in the source object. - */ - - copyStringPtr->allocated = copyPtr->length; - } - copyStringPtr->numChars = srcStringPtr->numChars; - copyStringPtr->hasUnicode = srcStringPtr->hasUnicode; -#endif /* COMPAT==0 */ SET_STRING(copyPtr, copyStringPtr); copyPtr->typePtr = &tclStringType; @@ -3056,7 +3217,7 @@ ExtendStringRepWithUnicode( */ int i, origLength, size = 0; - char *dst, buf[TCL_UTF_MAX]; + char *dst; String *stringPtr = GET_STRING(objPtr); if (numChars < 0) { @@ -3082,7 +3243,7 @@ ExtendStringRepWithUnicode( } for (i = 0; i < numChars && size >= 0; i++) { - size += Tcl_UniCharToUtf((int) unicode[i], buf); + size += TclUtfCount(unicode[i]); } if (size < 0) { Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX); diff --git a/generic/tclStringRep.h b/generic/tclStringRep.h index 227e6bc..db6f7e4 100644 --- a/generic/tclStringRep.h +++ b/generic/tclStringRep.h @@ -46,7 +46,7 @@ * tcl.h, but do not do that unless you are sure what you're doing! */ -typedef struct String { +typedef struct { int numChars; /* The number of chars in the string. -1 means * this value has not been calculated. >= 0 * means that there is a valid Unicode rep, or diff --git a/generic/tclStubLib.c b/generic/tclStubLib.c index 859cbf9..afabdca 100644 --- a/generic/tclStubLib.c +++ b/generic/tclStubLib.c @@ -24,13 +24,10 @@ const TclIntStubs *tclIntStubsPtr = NULL; const TclIntPlatStubs *tclIntPlatStubsPtr = NULL; /* - * Use our own isDigit to avoid linking to libc on windows + * Use our own ISDIGIT to avoid linking to libc on windows */ -static int isDigit(const int c) -{ - return (c >= '0' && c <= '9'); -} +#define ISDIGIT(c) (((unsigned)((c)-'0')) <= 9) /* *---------------------------------------------------------------------- @@ -54,7 +51,8 @@ MODULE_SCOPE const char * Tcl_InitStubs( Tcl_Interp *interp, const char *version, - int exact) + int exact, + int magic) { Interp *iPtr = (Interp *) interp; const char *actualVersion = NULL; @@ -67,8 +65,8 @@ Tcl_InitStubs( * times. [Bug 615304] */ - if (!stubsPtr || (stubsPtr->magic != TCL_STUB_MAGIC)) { - iPtr->result = "interpreter uses an incompatible stubs mechanism"; + if (!stubsPtr || (stubsPtr->magic != (((exact&0xff00) >= 0x900) ? magic : TCL_STUB_MAGIC))) { + iPtr->result = (char *)"interpreter uses an incompatible stubs mechanism"; iPtr->freeProc = TCL_STATIC; return NULL; } @@ -77,12 +75,12 @@ Tcl_InitStubs( if (actualVersion == NULL) { return NULL; } - if (exact) { + if (exact&1) { const char *p = version; int count = 0; while (*p) { - count += !isDigit(*p++); + count += !ISDIGIT(*p++); } if (count == 1) { const char *q = actualVersion; @@ -91,7 +89,7 @@ Tcl_InitStubs( while (*p && (*p == *q)) { p++; q++; } - if (*p || isDigit(*q)) { + if (*p || ISDIGIT(*q)) { /* Construct error message */ stubsPtr->tcl_PkgRequireEx(interp, "Tcl", version, 1, NULL); return NULL; diff --git a/generic/tclTest.c b/generic/tclTest.c index 568dd01..47d85e1 100644 --- a/generic/tclTest.c +++ b/generic/tclTest.c @@ -42,16 +42,8 @@ * Declare external functions used in Windows tests. */ -/* - * TCL_STORAGE_CLASS is set unconditionally to DLLEXPORT because the - * Tcltest_Init declaration is in the source file itself, which is only - * accessed when we are building a library. - */ - -#undef TCL_STORAGE_CLASS -#define TCL_STORAGE_CLASS DLLEXPORT -EXTERN int Tcltest_Init(Tcl_Interp *interp); -EXTERN int Tcltest_SafeInit(Tcl_Interp *interp); +DLLEXPORT int Tcltest_Init(Tcl_Interp *interp); +DLLEXPORT int Tcltest_SafeInit(Tcl_Interp *interp); /* * Dynamic string shared by TestdcallCmd and DelCallbackProc; used to collect @@ -323,6 +315,9 @@ static int TestparsevarObjCmd(ClientData dummy, static int TestparsevarnameObjCmd(ClientData dummy, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); +static int TestpreferstableObjCmd(ClientData dummy, + Tcl_Interp *interp, int objc, + Tcl_Obj *const objv[]); static int TestregexpObjCmd(ClientData dummy, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); @@ -652,6 +647,8 @@ Tcltest_Init( NULL, NULL); Tcl_CreateObjCommand(interp, "testparsevarname", TestparsevarnameObjCmd, NULL, NULL); + Tcl_CreateObjCommand(interp, "testpreferstable", TestpreferstableObjCmd, + NULL, NULL); Tcl_CreateObjCommand(interp, "testregexp", TestregexpObjCmd, NULL, NULL); Tcl_CreateObjCommand(interp, "testreturn", TestreturnObjCmd, @@ -1288,7 +1285,7 @@ TestcmdtraceCmd( cmdTrace = Tcl_CreateObjTrace(interp, 50000, TCL_ALLOW_INLINE_COMPILATION, ObjTraceProc, (ClientData) &deleteCalled, ObjTraceDeleteProc); - result = Tcl_Eval(interp, argv[2]); + result = Tcl_EvalEx(interp, argv[2], -1, 0); Tcl_DeleteTrace(interp, cmdTrace); if (!deleteCalled) { Tcl_SetResult(interp, "Delete wasn't called", TCL_STATIC); @@ -1302,7 +1299,7 @@ TestcmdtraceCmd( Tcl_DStringInit(&buffer); t1 = Tcl_CreateTrace(interp, 1, CmdTraceProc, &buffer); t2 = Tcl_CreateTrace(interp, 50000, CmdTraceProc, &buffer); - result = Tcl_Eval(interp, argv[2]); + result = Tcl_EvalEx(interp, argv[2], -1, 0); if (result == TCL_OK) { Tcl_ResetResult(interp); Tcl_AppendResult(interp, Tcl_DStringValue(&buffer), NULL); @@ -1631,7 +1628,7 @@ DelDeleteProc( { DelCmd *dPtr = clientData; - Tcl_Eval(dPtr->interp, dPtr->deleteCmd); + Tcl_EvalEx(dPtr->interp, dPtr->deleteCmd, -1, 0); Tcl_ResetResult(dPtr->interp); ckfree(dPtr->deleteCmd); ckfree(dPtr); @@ -3793,6 +3790,36 @@ TestparsevarnameObjCmd( /* *---------------------------------------------------------------------- * + * TestpreferstableObjCmd -- + * + * This procedure implements the "testpreferstable" command. It is + * used for being able to test the "package" command even when the + * environment variable TCL_PKG_PREFER_LATEST is set in your environment. + * + * Results: + * A standard Tcl result. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +static int +TestpreferstableObjCmd( + ClientData clientData, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* The argument objects. */ +{ + Interp *iPtr = (Interp *) interp; + iPtr->packagePrefer = PKG_PREFER_STABLE; + return TCL_OK; +} + +/* + *---------------------------------------------------------------------- + * * TestregexpObjCmd -- * * This procedure implements the "testregexp" command. It is used to give @@ -3936,7 +3963,7 @@ TestregexpObjCmd( varName = Tcl_GetString(objv[2]); TclRegExpRangeUniChar(regExpr, -1, &start, &end); sprintf(resinfo, "%d %d", start, end-1); - value = Tcl_SetVar(interp, varName, resinfo, 0); + value = Tcl_SetVar2(interp, varName, NULL, resinfo, 0); if (value == NULL) { Tcl_AppendResult(interp, "couldn't set variable \"", varName, "\"", NULL); @@ -3950,7 +3977,7 @@ TestregexpObjCmd( Tcl_RegExpGetInfo(regExpr, &info); varName = Tcl_GetString(objv[2]); sprintf(resinfo, "%ld", info.extendStart); - value = Tcl_SetVar(interp, varName, resinfo, 0); + value = Tcl_SetVar2(interp, varName, NULL, resinfo, 0); if (value == NULL) { Tcl_AppendResult(interp, "couldn't set variable \"", varName, "\"", NULL); @@ -4293,7 +4320,7 @@ StaticInitProc( Tcl_Interp *interp) /* Interpreter in which package is supposedly * being loaded. */ { - Tcl_SetVar(interp, "x", "loaded", TCL_GLOBAL_ONLY); + Tcl_SetVar2(interp, "x", NULL, "loaded", TCL_GLOBAL_ONLY); return TCL_OK; } @@ -4377,7 +4404,7 @@ TestupvarCmd( } else if (strcmp(argv[4], "namespace") == 0) { flags = TCL_NAMESPACE_ONLY; } - return Tcl_UpVar(interp, argv[1], argv[2], argv[3], flags); + return Tcl_UpVar2(interp, argv[1], argv[2], NULL, argv[3], flags); } else { if (strcmp(argv[5], "global") == 0) { flags = TCL_GLOBAL_ONLY; @@ -4871,10 +4898,10 @@ GetTimesObjCmd( timePer/100000); /* Tcl_SetVar 100000 times */ - fprintf(stderr, "Tcl_SetVar of \"12345\" 100000 times\n"); + fprintf(stderr, "Tcl_SetVar2 of \"12345\" 100000 times\n"); Tcl_GetTime(&start); for (i = 0; i < 100000; i++) { - s = Tcl_SetVar(interp, "a", "12345", TCL_LEAVE_ERR_MSG); + s = Tcl_SetVar2(interp, "a", NULL, "12345", TCL_LEAVE_ERR_MSG); if (s == NULL) { return TCL_ERROR; } @@ -4888,7 +4915,7 @@ GetTimesObjCmd( fprintf(stderr, "Tcl_GetVar of a==\"12345\" 100000 times\n"); Tcl_GetTime(&start); for (i = 0; i < 100000; i++) { - s = Tcl_GetVar(interp, "a", TCL_LEAVE_ERR_MSG); + s = Tcl_GetVar2(interp, "a", NULL, TCL_LEAVE_ERR_MSG); if (s == NULL) { return TCL_ERROR; } @@ -5158,7 +5185,7 @@ TestsaveresultCmd( if (((enum options) index) == RESULT_OBJECT) { result = Tcl_EvalObjEx(interp, objv[2], 0); } else { - result = Tcl_Eval(interp, Tcl_GetString(objv[2])); + result = Tcl_EvalEx(interp, Tcl_GetString(objv[2]), -1, 0); } if (discard) { @@ -6261,7 +6288,7 @@ TestReport( savedResult = Tcl_GetObjResult(interp); Tcl_IncrRefCount(savedResult); Tcl_SetObjResult(interp, Tcl_NewObj()); - Tcl_Eval(interp, Tcl_DStringValue(&ds)); + Tcl_EvalEx(interp, Tcl_DStringValue(&ds), -1, 0); Tcl_DStringFree(&ds); Tcl_ResetResult(interp); Tcl_SetObjResult(interp, savedResult); diff --git a/generic/tclTestObj.c b/generic/tclTestObj.c index a637498..6053ae3 100644 --- a/generic/tclTestObj.c +++ b/generic/tclTestObj.c @@ -577,23 +577,9 @@ TestindexobjCmd( } argv[objc-4] = NULL; - /* - * Tcl_GetIndexFromObj assumes that the table is statically-allocated so - * that its address is different for each index object. If we accidently - * allocate a table at the same address as that cached in the index - * object, clear out the object's cached state. - */ - - if (objv[3]->typePtr != NULL - && !strcmp("index", objv[3]->typePtr->name)) { - indexRep = objv[3]->internalRep.twoPtrValue.ptr1; - if (indexRep->tablePtr == (void *) argv) { - TclFreeIntRep(objv[3]); - } - } - result = Tcl_GetIndexFromObj((setError? interp : NULL), objv[3], - argv, "token", (allowAbbrev? 0 : TCL_EXACT), &index); + argv, "token", INDEX_TEMP_TABLE|(allowAbbrev? 0 : TCL_EXACT), + &index); ckfree(argv); if (result == TCL_OK) { Tcl_SetIntObj(Tcl_GetObjResult(interp), index); diff --git a/generic/tclThreadTest.c b/generic/tclThreadTest.c index 9c66313..1a05f80 100644 --- a/generic/tclThreadTest.c +++ b/generic/tclThreadTest.c @@ -657,7 +657,7 @@ ThreadErrorProc( sprintf(buf, "%" TCL_LL_MODIFIER "d", (Tcl_WideInt)(size_t)Tcl_GetCurrentThread()); - errorInfo = Tcl_GetVar(interp, "errorInfo", TCL_GLOBAL_ONLY); + errorInfo = Tcl_GetVar2(interp, "errorInfo", NULL, TCL_GLOBAL_ONLY); if (errorProcString == NULL) { errChannel = Tcl_GetStdChannel(TCL_STDERR); Tcl_WriteChars(errChannel, "Error from thread ", -1); @@ -1032,8 +1032,8 @@ ThreadEventProc( code = Tcl_EvalEx(interp, threadEventPtr->script,-1,TCL_EVAL_GLOBAL); Tcl_DeleteThreadExitHandler(ThreadFreeProc, threadEventPtr->script); if (code != TCL_OK) { - errorCode = Tcl_GetVar(interp, "errorCode", TCL_GLOBAL_ONLY); - errorInfo = Tcl_GetVar(interp, "errorInfo", TCL_GLOBAL_ONLY); + errorCode = Tcl_GetVar2(interp, "errorCode", NULL, TCL_GLOBAL_ONLY); + errorInfo = Tcl_GetVar2(interp, "errorInfo", NULL, TCL_GLOBAL_ONLY); } else { errorCode = errorInfo = NULL; } diff --git a/generic/tclTimer.c b/generic/tclTimer.c index c10986a..6d3938b 100644 --- a/generic/tclTimer.c +++ b/generic/tclTimer.c @@ -91,7 +91,7 @@ typedef struct IdleHandler { * The structure defined below is used in this file only. */ -typedef struct ThreadSpecificData { +typedef struct { TimerHandler *firstTimerHandlerPtr; /* First event in queue. */ int lastTimerId; /* Timer identifier of most recently created * timer. */ @@ -900,10 +900,10 @@ Tcl_AfterObjCmd( } else { commandPtr = Tcl_ConcatObj(objc-2, objv+2);; } - command = Tcl_GetStringFromObj(commandPtr, &length); + command = TclGetStringFromObj(commandPtr, &length); for (afterPtr = assocPtr->firstAfterPtr; afterPtr != NULL; afterPtr = afterPtr->nextPtr) { - tempCommand = Tcl_GetStringFromObj(afterPtr->commandPtr, + tempCommand = TclGetStringFromObj(afterPtr->commandPtr, &tempLength); if ((length == tempLength) && !memcmp(command, tempCommand, (unsigned) length)) { diff --git a/generic/tclTrace.c b/generic/tclTrace.c index 4e74c54..0c73cba 100644 --- a/generic/tclTrace.c +++ b/generic/tclTrace.c @@ -143,7 +143,7 @@ static int TraceVarEx(Tcl_Interp *interp, const char *part1, * trace procs */ -typedef struct StringTraceData { +typedef struct { ClientData clientData; /* Client data from Tcl_CreateTrace */ Tcl_CmdTraceProc *proc; /* Trace function from Tcl_CreateTrace */ } StringTraceData; @@ -278,7 +278,7 @@ Tcl_TraceObjCmd( opsList = Tcl_NewObj(); Tcl_IncrRefCount(opsList); - flagOps = Tcl_GetStringFromObj(objv[3], &numFlags); + flagOps = TclGetStringFromObj(objv[3], &numFlags); if (numFlags == 0) { Tcl_DecrRefCount(opsList); goto badVarOps; @@ -462,7 +462,7 @@ TraceExecutionObjCmd( break; } } - command = Tcl_GetStringFromObj(objv[5], &commandLength); + command = TclGetStringFromObj(objv[5], &commandLength); length = (size_t) commandLength; if ((enum traceOptions) optionIndex == TRACE_ADD) { TraceCommandInfo *tcmdPtr = ckalloc( @@ -701,7 +701,7 @@ TraceCommandObjCmd( } } - command = Tcl_GetStringFromObj(objv[5], &commandLength); + command = TclGetStringFromObj(objv[5], &commandLength); length = (size_t) commandLength; if ((enum traceOptions) optionIndex == TRACE_ADD) { TraceCommandInfo *tcmdPtr = ckalloc( @@ -904,7 +904,7 @@ TraceVariableObjCmd( break; } } - command = Tcl_GetStringFromObj(objv[5], &commandLength); + command = TclGetStringFromObj(objv[5], &commandLength); length = (size_t) commandLength; if ((enum traceOptions) optionIndex == TRACE_ADD) { CombinedTraceVarInfo *ctvarPtr = ckalloc( diff --git a/generic/tclUtf.c b/generic/tclUtf.c index 68119a4..b33bf6a 100644 --- a/generic/tclUtf.c +++ b/generic/tclUtf.c @@ -75,17 +75,11 @@ static const unsigned char totalBytes[256] = { #endif 1,1,1,1,1,1,1,1 }; - -/* - * Functions used only in this module. - */ - -static int UtfCount(int ch); /* *--------------------------------------------------------------------------- * - * UtfCount -- + * TclUtfCount -- * * Find the number of bytes in the Utf character "ch". * @@ -98,8 +92,8 @@ static int UtfCount(int ch); *--------------------------------------------------------------------------- */ -INLINE static int -UtfCount( +int +TclUtfCount( int ch) /* The Tcl_UniChar whose size is returned. */ { if ((unsigned)(ch - 1) < (UNICODE_SELF - 1)) { @@ -134,7 +128,7 @@ UtfCount( *--------------------------------------------------------------------------- */ -INLINE int +int Tcl_UniCharToUtf( int ch, /* The Tcl_UniChar to be stored in the * buffer. */ @@ -809,7 +803,7 @@ Tcl_UtfToUpper( * char to dst if its size is <= the original char. */ - if (bytes < UtfCount(upChar)) { + if (bytes < TclUtfCount(upChar)) { memcpy(dst, src, (size_t) bytes); dst += bytes; } else { @@ -862,7 +856,7 @@ Tcl_UtfToLower( * char to dst if its size is <= the original char. */ - if (bytes < UtfCount(lowChar)) { + if (bytes < TclUtfCount(lowChar)) { memcpy(dst, src, (size_t) bytes); dst += bytes; } else { @@ -912,7 +906,7 @@ Tcl_UtfToTitle( bytes = TclUtfToUniChar(src, &ch); titleChar = Tcl_UniCharToTitle(ch); - if (bytes < UtfCount(titleChar)) { + if (bytes < TclUtfCount(titleChar)) { memcpy(dst, src, (size_t) bytes); dst += bytes; } else { @@ -924,7 +918,7 @@ Tcl_UtfToTitle( bytes = TclUtfToUniChar(src, &ch); lowChar = Tcl_UniCharToLower(ch); - if (bytes < UtfCount(lowChar)) { + if (bytes < TclUtfCount(lowChar)) { memcpy(dst, src, (size_t) bytes); dst += bytes; } else { diff --git a/generic/tclUtil.c b/generic/tclUtil.c index 553593c..f0c7f77 100644 --- a/generic/tclUtil.c +++ b/generic/tclUtil.c @@ -1968,7 +1968,7 @@ Tcl_ConcatObj( if (TclListObjIsCanonical(objPtr)) { continue; } - Tcl_GetStringFromObj(objPtr, &length); + TclGetStringFromObj(objPtr, &length); if (length > 0) { break; } @@ -2677,7 +2677,7 @@ TclDStringAppendObj( Tcl_Obj *objPtr) { int length; - char *bytes = Tcl_GetStringFromObj(objPtr, &length); + char *bytes = TclGetStringFromObj(objPtr, &length); return Tcl_DStringAppend(dsPtr, bytes, length); } @@ -4000,7 +4000,7 @@ TclSetProcessGlobalValue( } else { Tcl_CreateExitHandler(FreeProcessGlobalValue, pgvPtr); } - bytes = Tcl_GetStringFromObj(newValue, &pgvPtr->numBytes); + bytes = TclGetStringFromObj(newValue, &pgvPtr->numBytes); pgvPtr->value = ckalloc(pgvPtr->numBytes + 1); memcpy(pgvPtr->value, bytes, (unsigned) pgvPtr->numBytes + 1); if (pgvPtr->encoding) { diff --git a/generic/tclVar.c b/generic/tclVar.c index 46a1da6..48e09f6 100644 --- a/generic/tclVar.c +++ b/generic/tclVar.c @@ -149,6 +149,7 @@ static const char *isArrayElement = */ typedef struct ArraySearch { + Tcl_Obj *name; /* Name of this search */ int id; /* Integer id used to distinguish among * multiple concurrent searches for the same * array. */ @@ -188,8 +189,7 @@ static ArraySearch * ParseSearchId(Tcl_Interp *interp, const Var *varPtr, static void UnsetVarStruct(Var *varPtr, Var *arrayPtr, Interp *iPtr, Tcl_Obj *part1Ptr, Tcl_Obj *part2Ptr, int flags, int index); -static int SetArraySearchObj(Tcl_Interp *interp, - Tcl_Obj *objPtr); +static Var * VerifyArray(Tcl_Interp *interp, Tcl_Obj *varNameObj); /* * Functions defined in this file that may be exported in the future for use @@ -202,14 +202,9 @@ MODULE_SCOPE Var * TclLookupSimpleVar(Tcl_Interp *interp, static Tcl_DupInternalRepProc DupLocalVarName; static Tcl_FreeInternalRepProc FreeLocalVarName; -static Tcl_UpdateStringProc PanicOnUpdateVarName; static Tcl_FreeInternalRepProc FreeParsedVarName; static Tcl_DupInternalRepProc DupParsedVarName; -static Tcl_UpdateStringProc UpdateParsedVarName; - -static Tcl_UpdateStringProc PanicOnUpdateVarName; -static Tcl_SetFromAnyProc PanicOnSetVarName; /* * Types of Tcl_Objs used to cache variable lookups. @@ -228,30 +223,14 @@ static Tcl_SetFromAnyProc PanicOnSetVarName; static const Tcl_ObjType localVarNameType = { "localVarName", - FreeLocalVarName, DupLocalVarName, PanicOnUpdateVarName, PanicOnSetVarName + FreeLocalVarName, DupLocalVarName, NULL, NULL }; static const Tcl_ObjType tclParsedVarNameType = { "parsedVarName", - FreeParsedVarName, DupParsedVarName, UpdateParsedVarName, PanicOnSetVarName + FreeParsedVarName, DupParsedVarName, NULL, NULL }; -/* - * Type of Tcl_Objs used to speed up array searches. - * - * INTERNALREP DEFINITION: - * twoPtrValue.ptr1: searchIdNumber (cast to pointer) - * twoPtrValue.ptr2: variableNameStartInString (cast to pointer) - * - * Note that the value stored in ptr2 is the offset into the string of the - * start of the variable name and not the address of the variable name itself, - * as this can be safely copied. - */ - -const Tcl_ObjType tclArraySearchType = { - "array search", - NULL, NULL, NULL, SetArraySearchObj -}; Var * TclVarHashCreateVar( @@ -522,17 +501,13 @@ TclObjLookupVarEx( * is set to NULL. */ { Interp *iPtr = (Interp *) interp; + CallFrame *varFramePtr = iPtr->varFramePtr; register Var *varPtr; /* Points to the variable's in-frame Var * structure. */ - const char *part1; - int index, len1, len2; - int parsed = 0; - Tcl_Obj *objPtr; - const Tcl_ObjType *typePtr = part1Ptr->typePtr; const char *errMsg = NULL; - CallFrame *varFramePtr = iPtr->varFramePtr; - const char *part2 = part2Ptr? TclGetString(part2Ptr):NULL; - char *newPart2 = NULL; + int index, parsed = 0; + const Tcl_ObjType *typePtr = part1Ptr->typePtr; + *arrayPtrPtr = NULL; if (typePtr == &localVarNameType) { @@ -548,7 +523,7 @@ TclObjLookupVarEx( */ Tcl_Obj *namePtr = part1Ptr->internalRep.twoPtrValue.ptr1; - Tcl_Obj *checkNamePtr = localName(iPtr->varFramePtr, localIndex); + Tcl_Obj *checkNamePtr = localName(varFramePtr, localIndex); if ((!namePtr && (checkNamePtr == part1Ptr)) || (namePtr && (checkNamePtr == namePtr))) { @@ -579,13 +554,7 @@ TclObjLookupVarEx( } return NULL; } - part2 = newPart2 = part1Ptr->internalRep.twoPtrValue.ptr2; - if (newPart2) { - part2Ptr = Tcl_NewStringObj(newPart2, -1); - if (createPart2) { - Tcl_IncrRefCount(part2Ptr); - } - } + part2Ptr = part1Ptr->internalRep.twoPtrValue.ptr2; part1Ptr = part1Ptr->internalRep.twoPtrValue.ptr1; typePtr = part1Ptr->typePtr; if (typePtr == &localVarNameType) { @@ -594,18 +563,23 @@ TclObjLookupVarEx( } parsed = 1; } - part1 = TclGetStringFromObj(part1Ptr, &len1); - if (!parsed && len1 && (*(part1 + len1 - 1) == ')')) { + if (!parsed) { + /* * part1Ptr is possibly an unparsed array element. */ - register int i; + int len; + const char *part1 = TclGetStringFromObj(part1Ptr, &len); + + if (len > 1 && (part1[len - 1] == ')')) { + + const char *part2 = strchr(part1, '('); + + if (part2) { + Tcl_Obj *arrayPtr; - len2 = -1; - for (i = 0; i < len1; i++) { - if (*(part1 + i) == '(') { if (part2Ptr != NULL) { if (flags & TCL_LEAVE_ERR_MSG) { TclObjVarErrMsg(interp, part1Ptr, part2Ptr, msg, @@ -616,50 +590,19 @@ TclObjLookupVarEx( return NULL; } - /* - * part1Ptr points to an array element; first copy the element - * name to a new string part2. - */ - - part2 = part1 + i + 1; - len2 = len1 - i - 2; - len1 = i; - - newPart2 = ckalloc(len2 + 1); - memcpy(newPart2, part2, (unsigned) len2); - *(newPart2+len2) = '\0'; - part2 = newPart2; - part2Ptr = Tcl_NewStringObj(newPart2, -1); - if (createPart2) { - Tcl_IncrRefCount(part2Ptr); - } - - /* - * Free the internal rep of the original part1Ptr, now renamed - * objPtr, and set it to tclParsedVarNameType. - */ - - objPtr = part1Ptr; - TclFreeIntRep(objPtr); - objPtr->typePtr = &tclParsedVarNameType; + arrayPtr = Tcl_NewStringObj(part1, (part2 - part1)); + part2Ptr = Tcl_NewStringObj(part2 + 1, len - (part2 - part1) - 2); - /* - * Define a new string object to hold the new part1Ptr, i.e., - * the array name. Set the internal rep of objPtr, reset - * typePtr and part1 to contain the references to the array - * name. - */ - - TclNewStringObj(part1Ptr, part1, len1); - Tcl_IncrRefCount(part1Ptr); + TclFreeIntRep(part1Ptr); - objPtr->internalRep.twoPtrValue.ptr1 = part1Ptr; - objPtr->internalRep.twoPtrValue.ptr2 = (void *) part2; + Tcl_IncrRefCount(arrayPtr); + part1Ptr->internalRep.twoPtrValue.ptr1 = arrayPtr; + Tcl_IncrRefCount(part2Ptr); + part1Ptr->internalRep.twoPtrValue.ptr2 = part2Ptr; + part1Ptr->typePtr = &tclParsedVarNameType; - typePtr = part1Ptr->typePtr; - part1 = TclGetString(part1Ptr); - break; - } + part1Ptr = arrayPtr; + } } } @@ -669,8 +612,6 @@ TclObjLookupVarEx( * the cached types if possible. */ - TclFreeIntRep(part1Ptr); - varPtr = TclLookupSimpleVar(interp, part1Ptr, flags, createPart1, &errMsg, &index); if (varPtr == NULL) { @@ -679,9 +620,6 @@ TclObjLookupVarEx( Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "VARNAME", TclGetString(part1Ptr), NULL); } - if (newPart2) { - Tcl_DecrRefCount(part2Ptr); - } return NULL; } @@ -689,11 +627,12 @@ TclObjLookupVarEx( * Cache the newly found variable if possible. */ + TclFreeIntRep(part1Ptr); if (index >= 0) { /* * An indexed local variable. */ - Tcl_Obj *cachedNamePtr = localName(iPtr->varFramePtr, index); + Tcl_Obj *cachedNamePtr = localName(varFramePtr, index); part1Ptr->typePtr = &localVarNameType; if (part1Ptr != cachedNamePtr) { @@ -730,9 +669,6 @@ TclObjLookupVarEx( *arrayPtrPtr = varPtr; varPtr = TclLookupArrayElement(interp, part1Ptr, part2Ptr, flags, msg, createPart1, createPart2, varPtr, -1); - if (newPart2) { - Tcl_DecrRefCount(part2Ptr); - } } return varPtr; } @@ -2911,34 +2847,22 @@ TclArraySet( */ /* ARGSUSED */ -static int -ArrayStartSearchCmd( - ClientData clientData, + +static Var * +VerifyArray( Tcl_Interp *interp, - int objc, - Tcl_Obj *const objv[]) + Tcl_Obj *varNameObj) { Interp *iPtr = (Interp *) interp; - Var *varPtr, *arrayPtr; - Tcl_HashEntry *hPtr; - Tcl_Obj *varNameObj; - int isNew; - ArraySearch *searchPtr; - const char *varName; - - if (objc != 2) { - Tcl_WrongNumArgs(interp, 1, objv, "arrayName"); - return TCL_ERROR; - } - varNameObj = objv[1]; + const char *varName = TclGetString(varNameObj); + Var *arrayPtr; /* * Locate the array variable. */ - varPtr = TclObjLookupVarEx(interp, varNameObj, NULL, /*flags*/ 0, + Var *varPtr = TclObjLookupVarEx(interp, varNameObj, NULL, /*flags*/ 0, /*msg*/ 0, /*createPart1*/ 0, /*createPart2*/ 0, &arrayPtr); - varName = TclGetString(varNameObj); /* * Special array trace used to keep the env array in sync for array names, @@ -2950,7 +2874,7 @@ ArrayStartSearchCmd( if (TclObjCallVarTraces(iPtr, arrayPtr, varPtr, varNameObj, NULL, (TCL_LEAVE_ERR_MSG|TCL_NAMESPACE_ONLY|TCL_GLOBAL_ONLY| TCL_TRACE_ARRAY), /* leaveErrMsg */ 1, -1) == TCL_ERROR) { - return TCL_ERROR; + return NULL; } } @@ -2960,11 +2884,36 @@ ArrayStartSearchCmd( * traces. */ - if ((varPtr == NULL) || !TclIsVarArray(varPtr) - || TclIsVarUndefined(varPtr)) { + if ((varPtr == NULL) || !TclIsVarArray(varPtr) || TclIsVarUndefined(varPtr)) { Tcl_SetObjResult(interp, Tcl_ObjPrintf( "\"%s\" isn't an array", varName)); Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "ARRAY", varName, NULL); + return NULL; + } + + return varPtr; +} + +static int +ArrayStartSearchCmd( + ClientData clientData, + Tcl_Interp *interp, + int objc, + Tcl_Obj *const objv[]) +{ + Interp *iPtr = (Interp *) interp; + Var *varPtr; + Tcl_HashEntry *hPtr; + int isNew; + ArraySearch *searchPtr; + + if (objc != 2) { + Tcl_WrongNumArgs(interp, 1, objv, "arrayName"); + return TCL_ERROR; + } + + varPtr = VerifyArray(interp, objv[1]); + if (varPtr == NULL) { return TCL_ERROR; } @@ -2986,8 +2935,9 @@ ArrayStartSearchCmd( searchPtr->nextEntry = VarHashFirstEntry(varPtr->value.tablePtr, &searchPtr->search); Tcl_SetHashValue(hPtr, searchPtr); - Tcl_SetObjResult(interp, - Tcl_ObjPrintf("s-%d-%s", searchPtr->id, varName)); + searchPtr->name = Tcl_ObjPrintf("s-%d-%s", searchPtr->id, TclGetString(objv[1])); + Tcl_IncrRefCount(searchPtr->name); + Tcl_SetObjResult(interp, searchPtr->name); return TCL_OK; } @@ -3017,7 +2967,7 @@ ArrayAnyMoreCmd( Tcl_Obj *const objv[]) { Interp *iPtr = (Interp *) interp; - Var *varPtr, *arrayPtr; + Var *varPtr; Tcl_Obj *varNameObj, *searchObj; int gotValue; ArraySearch *searchPtr; @@ -3029,39 +2979,8 @@ ArrayAnyMoreCmd( varNameObj = objv[1]; searchObj = objv[2]; - /* - * Locate the array variable. - */ - - varPtr = TclObjLookupVarEx(interp, varNameObj, NULL, /*flags*/ 0, - /*msg*/ 0, /*createPart1*/ 0, /*createPart2*/ 0, &arrayPtr); - - /* - * Special array trace used to keep the env array in sync for array names, - * array get, etc. - */ - - if (varPtr && (varPtr->flags & VAR_TRACED_ARRAY) - && (TclIsVarArray(varPtr) || TclIsVarUndefined(varPtr))) { - if (TclObjCallVarTraces(iPtr, arrayPtr, varPtr, varNameObj, NULL, - (TCL_LEAVE_ERR_MSG|TCL_NAMESPACE_ONLY|TCL_GLOBAL_ONLY| - TCL_TRACE_ARRAY), /* leaveErrMsg */ 1, -1) == TCL_ERROR) { - return TCL_ERROR; - } - } - - /* - * Verify that it is indeed an array variable. This test comes after the - * traces - the variable may actually become an array as an effect of said - * traces. - */ - - if ((varPtr == NULL) || !TclIsVarArray(varPtr) - || TclIsVarUndefined(varPtr)) { - Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "\"%s\" isn't an array", TclGetString(varNameObj))); - Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "ARRAY", - TclGetString(varNameObj), NULL); + varPtr = VerifyArray(interp, varNameObj); + if (varPtr == NULL) { return TCL_ERROR; } @@ -3123,8 +3042,7 @@ ArrayNextElementCmd( int objc, Tcl_Obj *const objv[]) { - Interp *iPtr = (Interp *) interp; - Var *varPtr, *arrayPtr; + Var *varPtr; Tcl_Obj *varNameObj, *searchObj; ArraySearch *searchPtr; @@ -3135,39 +3053,8 @@ ArrayNextElementCmd( varNameObj = objv[1]; searchObj = objv[2]; - /* - * Locate the array variable. - */ - - varPtr = TclObjLookupVarEx(interp, varNameObj, NULL, /*flags*/ 0, - /*msg*/ 0, /*createPart1*/ 0, /*createPart2*/ 0, &arrayPtr); - - /* - * Special array trace used to keep the env array in sync for array names, - * array get, etc. - */ - - if (varPtr && (varPtr->flags & VAR_TRACED_ARRAY) - && (TclIsVarArray(varPtr) || TclIsVarUndefined(varPtr))) { - if (TclObjCallVarTraces(iPtr, arrayPtr, varPtr, varNameObj, NULL, - (TCL_LEAVE_ERR_MSG|TCL_NAMESPACE_ONLY|TCL_GLOBAL_ONLY| - TCL_TRACE_ARRAY), /* leaveErrMsg */ 1, -1) == TCL_ERROR) { - return TCL_ERROR; - } - } - - /* - * Verify that it is indeed an array variable. This test comes after the - * traces - the variable may actually become an array as an effect of said - * traces. - */ - - if ((varPtr == NULL) || !TclIsVarArray(varPtr) - || TclIsVarUndefined(varPtr)) { - Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "\"%s\" isn't an array", TclGetString(varNameObj))); - Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "ARRAY", - TclGetString(varNameObj), NULL); + varPtr = VerifyArray(interp, varNameObj); + if (varPtr == NULL) { return TCL_ERROR; } @@ -3233,7 +3120,7 @@ ArrayDoneSearchCmd( Tcl_Obj *const objv[]) { Interp *iPtr = (Interp *) interp; - Var *varPtr, *arrayPtr; + Var *varPtr; Tcl_HashEntry *hPtr; Tcl_Obj *varNameObj, *searchObj; ArraySearch *searchPtr, *prevPtr; @@ -3245,39 +3132,8 @@ ArrayDoneSearchCmd( varNameObj = objv[1]; searchObj = objv[2]; - /* - * Locate the array variable. - */ - - varPtr = TclObjLookupVarEx(interp, varNameObj, NULL, /*flags*/ 0, - /*msg*/ 0, /*createPart1*/ 0, /*createPart2*/ 0, &arrayPtr); - - /* - * Special array trace used to keep the env array in sync for array names, - * array get, etc. - */ - - if (varPtr && (varPtr->flags & VAR_TRACED_ARRAY) - && (TclIsVarArray(varPtr) || TclIsVarUndefined(varPtr))) { - if (TclObjCallVarTraces(iPtr, arrayPtr, varPtr, varNameObj, NULL, - (TCL_LEAVE_ERR_MSG|TCL_NAMESPACE_ONLY|TCL_GLOBAL_ONLY| - TCL_TRACE_ARRAY), /* leaveErrMsg */ 1, -1) == TCL_ERROR) { - return TCL_ERROR; - } - } - - /* - * Verify that it is indeed an array variable. This test comes after the - * traces - the variable may actually become an array as an effect of said - * traces. - */ - - if ((varPtr == NULL) || !TclIsVarArray(varPtr) - || TclIsVarUndefined(varPtr)) { - Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "\"%s\" isn't an array", TclGetString(varNameObj))); - Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "ARRAY", - TclGetString(varNameObj), NULL); + varPtr = VerifyArray(interp, varNameObj); + if (varPtr == NULL) { return TCL_ERROR; } @@ -3311,6 +3167,7 @@ ArrayDoneSearchCmd( } } } + Tcl_DecrRefCount(searchPtr->name); ckfree(searchPtr); return TCL_OK; } @@ -4950,75 +4807,6 @@ Tcl_UpvarObjCmd( /* *---------------------------------------------------------------------- * - * SetArraySearchObj -- - * - * This function converts the given tcl object into one that has the - * "array search" internal type. - * - * Results: - * TCL_OK if the conversion succeeded, and TCL_ERROR if it failed (when - * an error message will be placed in the interpreter's result.) - * - * Side effects: - * Updates the internal type and representation of the object to make - * this an array-search object. See the tclArraySearchType declaration - * above for details of the internal representation. - * - *---------------------------------------------------------------------- - */ - -static int -SetArraySearchObj( - Tcl_Interp *interp, - Tcl_Obj *objPtr) -{ - const char *string; - char *end; /* Can't be const due to strtoul defn. */ - int id; - size_t offset; - - /* - * Get the string representation. Make it up-to-date if necessary. - */ - - string = TclGetString(objPtr); - - /* - * Parse the id into the three parts separated by dashes. - */ - - if ((string[0] != 's') || (string[1] != '-')) { - goto syntax; - } - id = strtoul(string+2, &end, 10); - if ((end == (string+2)) || (*end != '-')) { - goto syntax; - } - - /* - * Can't perform value check in this context, so place reference to place - * in string to use for the check in the object instead. - */ - - end++; - offset = end - string; - - TclFreeIntRep(objPtr); - objPtr->typePtr = &tclArraySearchType; - objPtr->internalRep.twoPtrValue.ptr1 = INT2PTR(id); - objPtr->internalRep.twoPtrValue.ptr2 = INT2PTR(offset); - return TCL_OK; - - syntax: - Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "illegal search identifier \"%s\"", string)); - Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "ARRAYSEARCH", string, NULL); - return TCL_ERROR; -} - -/* - *---------------------------------------------------------------------- - * * ParseSearchId -- * * This function translates from a tcl object to a pointer to an active @@ -5029,10 +4817,6 @@ SetArraySearchObj( * or NULL if there isn't one. If NULL is returned, the interp's result * contains an error message. * - * Side effects: - * The tcl object might have its internal type and representation - * modified. - * *---------------------------------------------------------------------- */ @@ -5048,65 +4832,43 @@ ParseSearchId( * name. */ { Interp *iPtr = (Interp *) interp; - register const char *string; - register size_t offset; - int id; ArraySearch *searchPtr; - const char *varName = TclGetString(varNamePtr); - - /* - * Parse the id. - */ - - if ((handleObj->typePtr != &tclArraySearchType) - && (SetArraySearchObj(interp, handleObj) != TCL_OK)) { - return NULL; - } - - /* - * Extract the information out of the Tcl_Obj. - */ - - id = PTR2INT(handleObj->internalRep.twoPtrValue.ptr1); - string = TclGetString(handleObj); - offset = PTR2INT(handleObj->internalRep.twoPtrValue.ptr2); - - /* - * This test cannot be placed inside the Tcl_Obj machinery, since it is - * dependent on the variable context. - */ - - if (strcmp(string+offset, varName) != 0) { - Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "search identifier \"%s\" isn't for variable \"%s\"", - string, varName)); - goto badLookup; - } - - /* - * Search through the list of active searches on the interpreter to see if - * the desired one exists. - * - * Note that we cannot store the searchPtr directly in the Tcl_Obj as that - * would run into trouble when DeleteSearches() was called so we must scan - * this list every time. - */ + const char *handle = TclGetString(handleObj); + char *end; if (varPtr->flags & VAR_SEARCH_ACTIVE) { Tcl_HashEntry *hPtr = Tcl_FindHashEntry(&iPtr->varSearches, varPtr); + /* First look for same (Tcl_Obj *) */ for (searchPtr = Tcl_GetHashValue(hPtr); searchPtr != NULL; searchPtr = searchPtr->nextPtr) { - if (searchPtr->id == id) { + if (searchPtr->name == handleObj) { return searchPtr; } } + /* Fallback: do string compares. */ + for (searchPtr = Tcl_GetHashValue(hPtr); searchPtr != NULL; + searchPtr = searchPtr->nextPtr) { + if (strcmp(TclGetString(searchPtr->name), handle) == 0) { + return searchPtr; + } + } + } + if ((handle[0] != 's') || (handle[1] != '-') + || (strtoul(handle + 2, &end, 10), end == (handle + 2)) + || (*end != '-')) { + Tcl_SetObjResult(interp, Tcl_ObjPrintf( + "illegal search identifier \"%s\"", handle)); + } else if (strcmp(end + 1, TclGetString(varNamePtr)) != 0) { + Tcl_SetObjResult(interp, Tcl_ObjPrintf( + "search identifier \"%s\" isn't for variable \"%s\"", + handle, TclGetString(varNamePtr))); + } else { + Tcl_SetObjResult(interp, Tcl_ObjPrintf( + "couldn't find search \"%s\"", handle)); } - Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "couldn't find search \"%s\"", string)); - badLookup: - Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "ARRAYSEARCH", string, NULL); + Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "ARRAYSEARCH", handle, NULL); return NULL; } @@ -5141,6 +4903,7 @@ DeleteSearches( for (searchPtr = Tcl_GetHashValue(sPtr); searchPtr != NULL; searchPtr = nextPtr) { nextPtr = searchPtr->nextPtr; + Tcl_DecrRefCount(searchPtr->name); ckfree(searchPtr); } arrayVarPtr->flags &= ~VAR_SEARCH_ACTIVE; @@ -5514,28 +5277,6 @@ TclObjVarErrMsg( */ /* - * Panic functions that should never be called in normal operation. - */ - -static void -PanicOnUpdateVarName( - Tcl_Obj *objPtr) -{ - Tcl_Panic("%s of type %s should not be called", "updateStringProc", - objPtr->typePtr->name); -} - -static int -PanicOnSetVarName( - Tcl_Interp *interp, - Tcl_Obj *objPtr) -{ - Tcl_Panic("%s of type %s should not be called", "setFromAnyProc", - objPtr->typePtr->name); - return TCL_ERROR; -} - -/* * localVarName - * * INTERNALREP DEFINITION: @@ -5588,11 +5329,11 @@ FreeParsedVarName( Tcl_Obj *objPtr) { register Tcl_Obj *arrayPtr = objPtr->internalRep.twoPtrValue.ptr1; - register char *elem = objPtr->internalRep.twoPtrValue.ptr2; + register Tcl_Obj *elem = objPtr->internalRep.twoPtrValue.ptr2; if (arrayPtr != NULL) { TclDecrRefCount(arrayPtr); - ckfree(elem); + TclDecrRefCount(elem); } objPtr->typePtr = NULL; } @@ -5603,58 +5344,17 @@ DupParsedVarName( Tcl_Obj *dupPtr) { register Tcl_Obj *arrayPtr = srcPtr->internalRep.twoPtrValue.ptr1; - register char *elem = srcPtr->internalRep.twoPtrValue.ptr2; - char *elemCopy; - unsigned elemLen; + register Tcl_Obj *elem = srcPtr->internalRep.twoPtrValue.ptr2; if (arrayPtr != NULL) { Tcl_IncrRefCount(arrayPtr); - elemLen = strlen(elem); - elemCopy = ckalloc(elemLen + 1); - memcpy(elemCopy, elem, elemLen); - *(elemCopy + elemLen) = '\0'; - elem = elemCopy; + Tcl_IncrRefCount(elem); } dupPtr->internalRep.twoPtrValue.ptr1 = arrayPtr; dupPtr->internalRep.twoPtrValue.ptr2 = elem; dupPtr->typePtr = &tclParsedVarNameType; } - -static void -UpdateParsedVarName( - Tcl_Obj *objPtr) -{ - Tcl_Obj *arrayPtr = objPtr->internalRep.twoPtrValue.ptr1; - char *part2 = objPtr->internalRep.twoPtrValue.ptr2; - const char *part1; - char *p; - int len1, len2, totalLen; - - if (arrayPtr == NULL) { - /* - * This is a parsed scalar name: what is it doing here? - */ - - Tcl_Panic("scalar parsedVarName without a string rep"); - } - - part1 = TclGetStringFromObj(arrayPtr, &len1); - len2 = strlen(part2); - - totalLen = len1 + len2 + 2; - p = ckalloc(totalLen + 1); - objPtr->bytes = p; - objPtr->length = totalLen; - - memcpy(p, part1, (unsigned) len1); - p += len1; - *p++ = '('; - memcpy(p, part2, (unsigned) len2); - p += len2; - *p++ = ')'; - *p = '\0'; -} /* *---------------------------------------------------------------------- diff --git a/generic/tclZlib.c b/generic/tclZlib.c index e5a5946..7f7aff6 100644 --- a/generic/tclZlib.c +++ b/generic/tclZlib.c @@ -440,7 +440,7 @@ GenerateHeader( if (GetValue(interp, dictObj, "comment", &value) != TCL_OK) { goto error; } else if (value != NULL) { - valueStr = Tcl_GetStringFromObj(value, &len); + valueStr = TclGetStringFromObj(value, &len); Tcl_UtfToExternal(NULL, latin1enc, valueStr, len, 0, NULL, headerPtr->nativeCommentBuf, MAX_COMMENT_LEN-1, NULL, &len, NULL); @@ -461,7 +461,7 @@ GenerateHeader( if (GetValue(interp, dictObj, "filename", &value) != TCL_OK) { goto error; } else if (value != NULL) { - valueStr = Tcl_GetStringFromObj(value, &len); + valueStr = TclGetStringFromObj(value, &len); Tcl_UtfToExternal(NULL, latin1enc, valueStr, len, 0, NULL, headerPtr->nativeFilenameBuf, MAXPATHLEN-1, NULL, &len, NULL); headerPtr->nativeFilenameBuf[len] = '\0'; @@ -3389,7 +3389,7 @@ ZlibTransformGetOption( } else { if (cd->compDictObj) { int len; - const char *str = Tcl_GetStringFromObj(cd->compDictObj, &len); + const char *str = TclGetStringFromObj(cd->compDictObj, &len); Tcl_DStringAppend(dsPtr, str, len); } |