diff options
Diffstat (limited to 'generic/tclObj.c')
| -rw-r--r-- | generic/tclObj.c | 296 |
1 files changed, 91 insertions, 205 deletions
diff --git a/generic/tclObj.c b/generic/tclObj.c index 7ec259f..7b9488e 100644 --- a/generic/tclObj.c +++ b/generic/tclObj.c @@ -75,7 +75,7 @@ typedef struct ObjData { * The structure defined below is used in this file only. */ -typedef struct ThreadSpecificData { +typedef struct { Tcl_HashTable *lineCLPtr; /* This table remembers for each Tcl_Obj * generated by a call to the function * TclSubstTokens() from a literal text @@ -210,9 +210,8 @@ static int SetDoubleFromAny(Tcl_Interp *interp, Tcl_Obj *objPtr); static int SetIntFromAny(Tcl_Interp *interp, Tcl_Obj *objPtr); static void UpdateStringOfDouble(Tcl_Obj *objPtr); static void UpdateStringOfInt(Tcl_Obj *objPtr); -#ifndef TCL_WIDE_INT_IS_LONG -static void UpdateStringOfWideInt(Tcl_Obj *objPtr); -static int SetWideIntFromAny(Tcl_Interp *interp, Tcl_Obj *objPtr); +#if !defined(TCL_NO_DEPRECATED) && TCL_MAJOR_VERSION < 9 && !defined(TCL_WIDE_INT_IS_LONG) +static void UpdateStringOfOldInt(Tcl_Obj *objPtr); #endif static void FreeBignum(Tcl_Obj *objPtr); static void DupBignum(Tcl_Obj *objPtr, Tcl_Obj *copyPtr); @@ -242,6 +241,7 @@ static int SetCmdNameFromAny(Tcl_Interp *interp, Tcl_Obj *objPtr); * implementations. */ +#if !defined(TCL_NO_DEPRECATED) && TCL_MAJOR_VERSION < 9 static const Tcl_ObjType oldBooleanType = { "boolean", /* name */ NULL, /* freeIntRepProc */ @@ -249,6 +249,7 @@ static const Tcl_ObjType oldBooleanType = { NULL, /* updateStringProc */ TclSetBooleanFromAny /* setFromAnyProc */ }; +#endif const Tcl_ObjType tclBooleanType = { "booleanString", /* name */ NULL, /* freeIntRepProc */ @@ -264,19 +265,23 @@ const Tcl_ObjType tclDoubleType = { SetDoubleFromAny /* setFromAnyProc */ }; const Tcl_ObjType tclIntType = { +#if defined(TCL_NO_DEPRECATED) || TCL_MAJOR_VERSION > 8 || defined(TCL_WIDE_INT_IS_LONG) "int", /* name */ +#else + "wideInt", /* name, keeping maximum compatibility with Tcl 8.6 on 32-bit platforms*/ +#endif NULL, /* freeIntRepProc */ NULL, /* dupIntRepProc */ UpdateStringOfInt, /* updateStringProc */ SetIntFromAny /* setFromAnyProc */ }; -#ifndef TCL_WIDE_INT_IS_LONG -const Tcl_ObjType tclWideIntType = { - "wideInt", /* name */ +#if !defined(TCL_NO_DEPRECATED) && TCL_MAJOR_VERSION < 9 && !defined(TCL_WIDE_INT_IS_LONG) +static const Tcl_ObjType oldIntType = { + "int", /* name */ NULL, /* freeIntRepProc */ NULL, /* dupIntRepProc */ - UpdateStringOfWideInt, /* updateStringProc */ - SetWideIntFromAny /* setFromAnyProc */ + UpdateStringOfOldInt, /* updateStringProc */ + SetIntFromAny /* setFromAnyProc */ }; #endif const Tcl_ObjType tclBignumType = { @@ -344,17 +349,17 @@ typedef struct ResolvedCmdName { * reference (not the namespace that contains * the referenced command). NULL if the name * is fully qualified.*/ - size_t refNsId; /* refNsPtr's unique namespace id. Used to + unsigned long refNsId; /* refNsPtr's unique namespace id. Used to * verify that refNsPtr is still valid (e.g., * it's possible that the cmd's containing * namespace was deleted and a new one created * at the same address). */ - size_t refNsCmdEpoch; /* Value of the referencing namespace's + unsigned int refNsCmdEpoch; /* Value of the referencing namespace's * cmdRefEpoch when the pointer was cached. * Before using the cached pointer, we check * if the namespace's epoch was incremented; * if so, this cached pointer is invalid. */ - size_t cmdEpoch; /* Value of the command's cmdEpoch when this + unsigned int cmdEpoch; /* Value of the command's cmdEpoch when this * pointer was cached. Before using the cached * pointer, we check if the cmd's epoch was * incremented; if so, the cmd was renamed, @@ -395,8 +400,6 @@ TclInitObjSubsystem(void) Tcl_RegisterObjType(&tclByteArrayType); Tcl_RegisterObjType(&tclDoubleType); - Tcl_RegisterObjType(&tclEndOffsetType); - Tcl_RegisterObjType(&tclIntType); Tcl_RegisterObjType(&tclStringType); Tcl_RegisterObjType(&tclListType); Tcl_RegisterObjType(&tclDictType); @@ -406,9 +409,12 @@ TclInitObjSubsystem(void) Tcl_RegisterObjType(&tclProcBodyType); /* For backward compatibility only ... */ +#if !defined(TCL_NO_DEPRECATED) && TCL_MAJOR_VERSION < 9 + Tcl_RegisterObjType(&tclIntType); +#if !defined(TCL_WIDE_INT_IS_LONG) + Tcl_RegisterObjType(&oldIntType); +#endif Tcl_RegisterObjType(&oldBooleanType); -#ifndef TCL_WIDE_INT_IS_LONG - Tcl_RegisterObjType(&tclWideIntType); #endif #ifdef TCL_COMPILE_STATS @@ -1732,7 +1738,7 @@ Tcl_InvalidateStringRep( * is coerced to 1. * * When TCL_MEM_DEBUG is defined, this function just returns the result - * of calling the debugging version Tcl_DbNewBooleanObj. + * of calling the debugging version Tcl_DbNewLongObj. * * Results: * The newly created object is returned. This object will have an invalid @@ -1751,7 +1757,7 @@ Tcl_Obj * Tcl_NewBooleanObj( register int boolValue) /* Boolean used to initialize new object. */ { - return Tcl_DbNewBooleanObj(boolValue, "unknown", 0); + return Tcl_DbNewLongObj(boolValue!=0, "unknown", 0); } #else /* if not TCL_MEM_DEBUG */ @@ -1762,7 +1768,7 @@ Tcl_NewBooleanObj( { register Tcl_Obj *objPtr; - TclNewBooleanObj(objPtr, boolValue); + TclNewIntObj(objPtr, boolValue!=0); return objPtr; } #endif /* TCL_MEM_DEBUG */ @@ -1793,6 +1799,7 @@ Tcl_NewBooleanObj( *---------------------------------------------------------------------- */ +#ifndef TCL_NO_DEPRECATED #undef Tcl_DbNewBooleanObj #ifdef TCL_MEM_DEBUG @@ -1809,7 +1816,7 @@ Tcl_DbNewBooleanObj( TclDbNewObj(objPtr, file, line); objPtr->bytes = NULL; - objPtr->internalRep.longValue = (boolValue != 0); + objPtr->internalRep.wideValue = (boolValue != 0); objPtr->typePtr = &tclIntType; return objPtr; } @@ -1856,8 +1863,9 @@ Tcl_SetBooleanObj( Tcl_Panic("%s called with shared object", "Tcl_SetBooleanObj"); } - TclSetBooleanObj(objPtr, boolValue); + TclSetIntObj(objPtr, boolValue!=0); } +#endif /* TCL_NO_DEPRECATED */ /* *---------------------------------------------------------------------- @@ -1886,11 +1894,11 @@ Tcl_GetBooleanFromObj( { do { if (objPtr->typePtr == &tclIntType) { - *boolPtr = (objPtr->internalRep.longValue != 0); + *boolPtr = (objPtr->internalRep.wideValue != 0); return TCL_OK; } if (objPtr->typePtr == &tclBooleanType) { - *boolPtr = (int) objPtr->internalRep.longValue; + *boolPtr = objPtr->internalRep.longValue != 0; return TCL_OK; } if (objPtr->typePtr == &tclDoubleType) { @@ -1914,12 +1922,6 @@ Tcl_GetBooleanFromObj( *boolPtr = 1; return TCL_OK; } -#ifndef TCL_WIDE_INT_IS_LONG - if (objPtr->typePtr == &tclWideIntType) { - *boolPtr = (objPtr->internalRep.wideValue != 0); - return TCL_OK; - } -#endif } while ((ParseBoolean(objPtr) == TCL_OK) || (TCL_OK == TclParseNumber(interp, objPtr, "boolean value", NULL,-1,NULL,0))); return TCL_ERROR; @@ -1940,7 +1942,12 @@ Tcl_GetBooleanFromObj( * * Side effects: * If no error occurs, an integer 1 or 0 is stored as "objPtr"s internal - * representation and the type of "objPtr" is set to boolean. + * representation and the type of "objPtr" is set to boolean or int/wideInt. + * + * Warning: If the returned type is "wideInt" (32-bit platforms) and your + * platform is bigendian, you cannot use internalRep.longValue to distinguish + * between false and true. On Windows and most other platforms this still will + * work fine, but basically it is non-portable. * *---------------------------------------------------------------------- */ @@ -1958,8 +1965,7 @@ TclSetBooleanFromAny( if (objPtr->bytes == NULL) { if (objPtr->typePtr == &tclIntType) { - switch (objPtr->internalRep.longValue) { - case 0L: case 1L: + if ((Tcl_WideUInt)objPtr->internalRep.wideValue < 2) { return TCL_OK; } goto badBoolean; @@ -1969,12 +1975,6 @@ TclSetBooleanFromAny( goto badBoolean; } -#ifndef TCL_WIDE_INT_IS_LONG - if (objPtr->typePtr == &tclWideIntType) { - goto badBoolean; - } -#endif - if (objPtr->typePtr == &tclDoubleType) { goto badBoolean; } @@ -2111,7 +2111,7 @@ ParseBoolean( numericBoolean: TclFreeIntRep(objPtr); - objPtr->internalRep.longValue = newBool; + objPtr->internalRep.wideValue = newBool; objPtr->typePtr = &tclIntType; return TCL_OK; } @@ -2292,7 +2292,7 @@ Tcl_GetDoubleFromObj( return TCL_OK; } if (objPtr->typePtr == &tclIntType) { - *dblPtr = objPtr->internalRep.longValue; + *dblPtr = (double) objPtr->internalRep.wideValue; return TCL_OK; } if (objPtr->typePtr == &tclBignumType) { @@ -2302,12 +2302,6 @@ Tcl_GetDoubleFromObj( *dblPtr = TclBignumToDouble(&big); return TCL_OK; } -#ifndef TCL_WIDE_INT_IS_LONG - if (objPtr->typePtr == &tclWideIntType) { - *dblPtr = (double) objPtr->internalRep.wideValue; - return TCL_OK; - } -#endif } while (SetDoubleFromAny(interp, objPtr) == TCL_OK); return TCL_ERROR; } @@ -2425,7 +2419,7 @@ Tcl_NewIntObj( { register Tcl_Obj *objPtr; - TclNewLongObj(objPtr, intValue); + TclNewIntObj(objPtr, intValue); return objPtr; } #endif /* if TCL_MEM_DEBUG */ @@ -2536,9 +2530,8 @@ SetIntFromAny( Tcl_Interp *interp, /* Tcl interpreter */ Tcl_Obj *objPtr) /* Pointer to the object to convert */ { - long l; - - return TclGetLongFromObj(interp, objPtr, &l); + Tcl_WideInt w; + return Tcl_GetWideIntFromObj(interp, objPtr, &w); } /* @@ -2567,12 +2560,28 @@ UpdateStringOfInt( char buffer[TCL_INTEGER_SPACE]; register int len; + len = TclFormatInt(buffer, objPtr->internalRep.wideValue); + + objPtr->bytes = ckalloc(len + 1); + memcpy(objPtr->bytes, buffer, (unsigned) len + 1); + objPtr->length = len; +} + +#if !defined(TCL_NO_DEPRECATED) && TCL_MAJOR_VERSION < 9 && !defined(TCL_WIDE_INT_IS_LONG) +static void +UpdateStringOfOldInt( + register Tcl_Obj *objPtr) /* Int object whose string rep to update. */ +{ + char buffer[TCL_INTEGER_SPACE]; + register int len; + len = TclFormatInt(buffer, objPtr->internalRep.longValue); objPtr->bytes = ckalloc(len + 1); memcpy(objPtr->bytes, buffer, (unsigned) len + 1); objPtr->length = len; } +#endif /* *---------------------------------------------------------------------- @@ -2604,8 +2613,8 @@ UpdateStringOfInt( *---------------------------------------------------------------------- */ -#ifdef TCL_MEM_DEBUG #undef Tcl_NewLongObj +#ifdef TCL_MEM_DEBUG Tcl_Obj * Tcl_NewLongObj( @@ -2624,7 +2633,7 @@ Tcl_NewLongObj( { register Tcl_Obj *objPtr; - TclNewLongObj(objPtr, longValue); + TclNewIntObj(objPtr, longValue); return objPtr; } #endif /* if TCL_MEM_DEBUG */ @@ -2661,6 +2670,7 @@ Tcl_NewLongObj( *---------------------------------------------------------------------- */ +#undef Tcl_DbNewLongObj #ifdef TCL_MEM_DEBUG Tcl_Obj * @@ -2677,7 +2687,7 @@ Tcl_DbNewLongObj( TclDbNewObj(objPtr, file, line); objPtr->bytes = NULL; - objPtr->internalRep.longValue = longValue; + objPtr->internalRep.wideValue = longValue; objPtr->typePtr = &tclIntType; return objPtr; } @@ -2715,6 +2725,7 @@ Tcl_DbNewLongObj( *---------------------------------------------------------------------- */ +#undef Tcl_SetLongObj void Tcl_SetLongObj( register Tcl_Obj *objPtr, /* Object whose internal rep to init. */ @@ -2725,7 +2736,7 @@ Tcl_SetLongObj( Tcl_Panic("%s called with shared object", "Tcl_SetLongObj"); } - TclSetLongObj(objPtr, longValue); + TclSetIntObj(objPtr, longValue); } /* @@ -2756,12 +2767,13 @@ Tcl_GetLongFromObj( register long *longPtr) /* Place to store resulting long. */ { do { +#ifdef TCL_WIDE_INT_IS_LONG if (objPtr->typePtr == &tclIntType) { - *longPtr = objPtr->internalRep.longValue; + *longPtr = objPtr->internalRep.wideValue; return TCL_OK; } -#ifndef TCL_WIDE_INT_IS_LONG - if (objPtr->typePtr == &tclWideIntType) { +#else + if (objPtr->typePtr == &tclIntType) { /* * We return any integer in the range -ULONG_MAX to ULONG_MAX * converted to a long, ignoring overflow. The rule preserves @@ -2834,49 +2846,6 @@ Tcl_GetLongFromObj( TCL_PARSE_INTEGER_ONLY)==TCL_OK); return TCL_ERROR; } -#ifndef TCL_WIDE_INT_IS_LONG - -/* - *---------------------------------------------------------------------- - * - * UpdateStringOfWideInt -- - * - * Update the string representation for a wide integer object. Note: this - * function does not free an existing old string rep so storage will be - * lost if this has not already been done. - * - * Results: - * None. - * - * Side effects: - * The object's string is set to a valid string that results from the - * wideInt-to-string conversion. - * - *---------------------------------------------------------------------- - */ - -static void -UpdateStringOfWideInt( - register Tcl_Obj *objPtr) /* Int object whose string rep to update. */ -{ - char buffer[TCL_INTEGER_SPACE+2]; - register unsigned len; - register Tcl_WideInt wideVal = objPtr->internalRep.wideValue; - - /* - * Note that sprintf will generate a compiler warning under Mingw claiming - * %I64 is an unknown format specifier. Just ignore this warning. We can't - * use %L as the format specifier since that gets printed as a 32 bit - * value. - */ - - sprintf(buffer, "%" TCL_LL_MODIFIER "d", wideVal); - len = strlen(buffer); - objPtr->bytes = ckalloc(len + 1); - memcpy(objPtr->bytes, buffer, len + 1); - objPtr->length = len; -} -#endif /* !TCL_WIDE_INT_IS_LONG */ /* *---------------------------------------------------------------------- @@ -2926,7 +2895,7 @@ Tcl_NewWideIntObj( register Tcl_Obj *objPtr; TclNewObj(objPtr); - Tcl_SetWideIntObj(objPtr, wideValue); + TclSetIntObj(objPtr, wideValue); return objPtr; } #endif /* if TCL_MEM_DEBUG */ @@ -2978,7 +2947,7 @@ Tcl_DbNewWideIntObj( register Tcl_Obj *objPtr; TclDbNewObj(objPtr, file, line); - Tcl_SetWideIntObj(objPtr, wideValue); + TclSetIntObj(objPtr, wideValue); return objPtr; } @@ -3027,19 +2996,7 @@ Tcl_SetWideIntObj( Tcl_Panic("%s called with shared object", "Tcl_SetWideIntObj"); } - if ((wideValue >= (Tcl_WideInt) LONG_MIN) - && (wideValue <= (Tcl_WideInt) LONG_MAX)) { - TclSetLongObj(objPtr, (long) wideValue); - } else { -#ifndef TCL_WIDE_INT_IS_LONG - TclSetWideIntObj(objPtr, wideValue); -#else - mp_int big; - - TclBNInitBignumFromWideInt(&big, wideValue); - Tcl_SetBignumObj(objPtr, &big); -#endif - } + TclSetIntObj(objPtr, wideValue); } /* @@ -3071,14 +3028,8 @@ Tcl_GetWideIntFromObj( /* Place to store resulting long. */ { do { -#ifndef TCL_WIDE_INT_IS_LONG - if (objPtr->typePtr == &tclWideIntType) { - *wideIntPtr = objPtr->internalRep.wideValue; - return TCL_OK; - } -#endif if (objPtr->typePtr == &tclIntType) { - *wideIntPtr = (Tcl_WideInt) objPtr->internalRep.longValue; + *wideIntPtr = objPtr->internalRep.wideValue; return TCL_OK; } if (objPtr->typePtr == &tclDoubleType) { @@ -3131,33 +3082,6 @@ Tcl_GetWideIntFromObj( TCL_PARSE_INTEGER_ONLY)==TCL_OK); return TCL_ERROR; } -#ifndef TCL_WIDE_INT_IS_LONG - -/* - *---------------------------------------------------------------------- - * - * SetWideIntFromAny -- - * - * Attempts to force the internal representation for a Tcl object to - * tclWideIntType, specifically. - * - * Results: - * The return value is a standard object Tcl result. If an error occurs - * during conversion, an error message is left in the interpreter's - * result unless "interp" is NULL. - * - *---------------------------------------------------------------------- - */ - -static int -SetWideIntFromAny( - Tcl_Interp *interp, /* Tcl interpreter */ - Tcl_Obj *objPtr) /* Pointer to the object to convert */ -{ - Tcl_WideInt w; - return Tcl_GetWideIntFromObj(interp, objPtr, &w); -} -#endif /* !TCL_WIDE_INT_IS_LONG */ /* *---------------------------------------------------------------------- @@ -3400,16 +3324,10 @@ GetBignumFromObj( return TCL_OK; } if (objPtr->typePtr == &tclIntType) { - TclBNInitBignumFromLong(bignumValue, objPtr->internalRep.longValue); - return TCL_OK; - } -#ifndef TCL_WIDE_INT_IS_LONG - if (objPtr->typePtr == &tclWideIntType) { - TclBNInitBignumFromWideInt(bignumValue, + TclInitBignumFromWideInt(bignumValue, objPtr->internalRep.wideValue); return TCL_OK; } -#endif if (objPtr->typePtr == &tclDoubleType) { if (interp != NULL) { Tcl_SetObjResult(interp, Tcl_ObjPrintf( @@ -3519,36 +3437,11 @@ Tcl_SetBignumObj( Tcl_Panic("%s called with shared object", "Tcl_SetBignumObj"); } if ((size_t) bignumValue->used - <= (CHAR_BIT * sizeof(long) + DIGIT_BIT - 1) / DIGIT_BIT) { - unsigned long value = 0, numBytes = sizeof(long); - long scratch; - unsigned char *bytes = (unsigned char *) &scratch; - - if (mp_to_unsigned_bin_n(bignumValue, bytes, &numBytes) != MP_OKAY) { - goto tooLargeForLong; - } - while (numBytes-- > 0) { - value = (value << CHAR_BIT) | *bytes++; - } - if (value > (((~(unsigned long)0) >> 1) + bignumValue->sign)) { - goto tooLargeForLong; - } - if (bignumValue->sign) { - TclSetLongObj(objPtr, -(long)value); - } else { - TclSetLongObj(objPtr, (long)value); - } - mp_clear(bignumValue); - return; - } - tooLargeForLong: -#ifndef TCL_WIDE_INT_IS_LONG - if ((size_t) bignumValue->used - <= (CHAR_BIT * sizeof(Tcl_WideInt) + DIGIT_BIT - 1) / DIGIT_BIT) { + <= (CHAR_BIT * sizeof(Tcl_WideUInt) + DIGIT_BIT - 1) / DIGIT_BIT) { Tcl_WideUInt value = 0; - unsigned long numBytes = sizeof(Tcl_WideInt); - Tcl_WideInt scratch; - unsigned char *bytes = (unsigned char *)&scratch; + unsigned long numBytes = sizeof(Tcl_WideUInt); + Tcl_WideUInt scratch; + unsigned char *bytes = (unsigned char *) &scratch; if (mp_to_unsigned_bin_n(bignumValue, bytes, &numBytes) != MP_OKAY) { goto tooLargeForWide; @@ -3560,15 +3453,14 @@ Tcl_SetBignumObj( goto tooLargeForWide; } if (bignumValue->sign) { - TclSetWideIntObj(objPtr, -(Tcl_WideInt)value); + TclSetIntObj(objPtr, -(Tcl_WideInt)value); } else { - TclSetWideIntObj(objPtr, (Tcl_WideInt)value); + TclSetIntObj(objPtr, (Tcl_WideInt)value); } mp_clear(bignumValue); return; } tooLargeForWide: -#endif TclInvalidateStringRep(objPtr); TclFreeIntRep(objPtr); TclSetBignumIntRep(objPtr, bignumValue); @@ -3650,17 +3542,10 @@ TclGetNumberFromObj( return TCL_OK; } if (objPtr->typePtr == &tclIntType) { - *typePtr = TCL_NUMBER_LONG; - *clientDataPtr = &objPtr->internalRep.longValue; - return TCL_OK; - } -#ifndef TCL_WIDE_INT_IS_LONG - if (objPtr->typePtr == &tclWideIntType) { *typePtr = TCL_NUMBER_WIDE; *clientDataPtr = &objPtr->internalRep.wideValue; return TCL_OK; } -#endif if (objPtr->typePtr == &tclBignumType) { static Tcl_ThreadDataKey bignumKey; mp_int *bigPtr = Tcl_GetThreadData(&bignumKey, @@ -4453,7 +4338,6 @@ Tcl_RepresentationCmd( int objc, Tcl_Obj *const objv[]) { - char ptrBuffer[2*TCL_INTEGER_SPACE+6]; Tcl_Obj *descObj; if (objc != 2) { @@ -4467,18 +4351,20 @@ Tcl_RepresentationCmd( * "1872361827361287" */ - sprintf(ptrBuffer, "%p", (void *) objv[1]); descObj = Tcl_ObjPrintf("value is a %s with a refcount of %d," - " object pointer at %s", - objv[1]->typePtr ? objv[1]->typePtr->name : "pure string", - objv[1]->refCount, ptrBuffer); + " object pointer at %p", + objv[1]->typePtr ? objv[1]->typePtr->name : "pure string", + objv[1]->refCount, objv[1]); if (objv[1]->typePtr) { - sprintf(ptrBuffer, "%p:%p", - (void *) objv[1]->internalRep.twoPtrValue.ptr1, - (void *) objv[1]->internalRep.twoPtrValue.ptr2); - Tcl_AppendPrintfToObj(descObj, ", internal representation %s", - ptrBuffer); + if (objv[1]->typePtr == &tclDoubleType) { + Tcl_AppendPrintfToObj(descObj, ", internal representation %g", + objv[1]->internalRep.doubleValue); + } else { + Tcl_AppendPrintfToObj(descObj, ", internal representation %p:%p", + (void *) objv[1]->internalRep.twoPtrValue.ptr1, + (void *) objv[1]->internalRep.twoPtrValue.ptr2); + } } if (objv[1]->bytes) { |
