diff options
Diffstat (limited to 'generic/tclInt.h')
| -rw-r--r-- | generic/tclInt.h | 85 |
1 files changed, 54 insertions, 31 deletions
diff --git a/generic/tclInt.h b/generic/tclInt.h index 3018d98..8088d0e 100644 --- a/generic/tclInt.h +++ b/generic/tclInt.h @@ -925,6 +925,12 @@ typedef struct VarInHash { *---------------------------------------------------------------- */ +#if defined(__GNUC__) && (__GNUC__ > 2) +# define TCLFLEXARRAY 0 +#else +# define TCLFLEXARRAY 1 +#endif + /* * Forward declaration to prevent an error when the forward reference to * Command is encountered in the Proc and ImportRef types declared below. @@ -968,7 +974,7 @@ typedef struct CompiledLocal { * is marked by a unique tag during * compilation, and that same tag is used to * find the variable at runtime. */ - char name[1]; /* Name of the local variable starts here. If + char name[TCLFLEXARRAY]; /* Name of the local variable starts here. If * the name is NULL, this will just be '\0'. * The actual size of this field will be large * enough to hold the name. MUST BE THE LAST @@ -1306,7 +1312,7 @@ typedef struct CFWordBC { typedef struct ContLineLoc { int num; /* Number of entries in loc, not counting the * final -1 marker entry. */ - int loc[1]; /* Table of locations, as character offsets. + int loc[TCLFLEXARRAY];/* Table of locations, as character offsets. * The table is allocated as part of the * structure, extending behind the nominal end * of the structure. An entry containing the @@ -1455,7 +1461,7 @@ typedef struct ExecStack { Tcl_Obj **markerPtr; Tcl_Obj **endPtr; Tcl_Obj **tosPtr; - Tcl_Obj *stackWords[1]; + Tcl_Obj *stackWords[TCLFLEXARRAY]; } ExecStack; /* @@ -1707,18 +1713,18 @@ typedef struct Command { /* * Flag bits for commands. * - * CMD_IS_DELETED - Means that the command is in the process of + * CMD_DYING - If 1 the command is in the process of * being deleted (its deleteProc is currently * executing). Other attempts to delete the * command should be ignored. - * CMD_TRACE_ACTIVE - 1 means that trace processing is currently + * CMD_TRACE_ACTIVE - If 1 the trace processing is currently * underway for a rename/delete change. See the * two flags below for which is currently being * processed. - * CMD_HAS_EXEC_TRACES - 1 means that this command has at least one + * CMD_HAS_EXEC_TRACES - If 1 means that this command has at least one * execution trace (as opposed to simple * delete/rename traces) in its tracePtr list. - * CMD_COMPILES_EXPANDED - 1 means that this command has a compiler that + * CMD_COMPILES_EXPANDED - If 1 this command has a compiler that * can handle expansion (provided it is not the * first word). * TCL_TRACE_RENAME - A rename trace is in progress. Further @@ -1728,7 +1734,7 @@ typedef struct Command { * (these last two flags are defined in tcl.h) */ -#define CMD_IS_DELETED 0x01 +#define CMD_DYING 0x01 #define CMD_TRACE_ACTIVE 0x02 #define CMD_HAS_EXEC_TRACES 0x04 #define CMD_COMPILES_EXPANDED 0x08 @@ -2606,15 +2612,6 @@ 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. */ @@ -3255,12 +3252,14 @@ MODULE_SCOPE int TclUtfCount(int ch); #if TCL_UTF_MAX > 3 # define TclUtfToUCS4 Tcl_UtfToUniChar # define TclUniCharToUCS4(src, ptr) (*ptr = *(src),1) +# define TclUCS4Prev(src, ptr) (((src) > (ptr)) ? ((src) - 1) : (src)) # define TclUCS4Complete Tcl_UtfCharComplete # define TclChar16Complete(src, length) (((unsigned)((unsigned char)*(src) - 0xF0) < 5) \ ? ((length) >= 3) : Tcl_UtfCharComplete((src), (length))) #else - MODULE_SCOPE int TclUtfToUCS4(const char *src, int *ucs4Ptr); - MODULE_SCOPE int TclUniCharToUCS4(const Tcl_UniChar *src, int *ucs4Ptr); + MODULE_SCOPE int TclUtfToUCS4(const char *, int *); + MODULE_SCOPE int TclUniCharToUCS4(const Tcl_UniChar *, int *); + MODULE_SCOPE const Tcl_UniChar *TclUCS4Prev(const Tcl_UniChar *, const Tcl_UniChar *); # define TclUCS4Complete(src, length) (((unsigned)((unsigned char)*(src) - 0xF0) < 5) \ ? ((length) >= 4) : Tcl_UtfCharComplete((src), (length))) # define TclChar16Complete Tcl_UtfCharComplete @@ -4175,7 +4174,7 @@ MODULE_SCOPE int TclFullFinalizationRequested(void); MODULE_SCOPE Tcl_ObjCmdProc TclEnsembleImplementationCmd; MODULE_SCOPE Tcl_ObjCmdProc TclAliasObjCmd; MODULE_SCOPE Tcl_ObjCmdProc TclLocalAliasObjCmd; -MODULE_SCOPE Tcl_ObjCmdProc TclSlaveObjCmd; +MODULE_SCOPE Tcl_ObjCmdProc TclChildObjCmd; MODULE_SCOPE Tcl_ObjCmdProc TclInvokeImportedCmd; MODULE_SCOPE Tcl_ObjCmdProc TclOOPublicObjectCmd; MODULE_SCOPE Tcl_ObjCmdProc TclOOPrivateObjectCmd; @@ -4521,12 +4520,15 @@ MODULE_SCOPE void TclDbInitNewObj(Tcl_Obj *objPtr, const char *file, */ #define TclInvalidateStringRep(objPtr) \ - if ((objPtr)->bytes != NULL) { \ - if ((objPtr)->bytes != &tclEmptyString) { \ - ckfree((objPtr)->bytes); \ + do { \ + Tcl_Obj *_isobjPtr = (Tcl_Obj *)(objPtr); \ + if (_isobjPtr->bytes != NULL) { \ + if (_isobjPtr->bytes != &tclEmptyString) { \ + ckfree((char *)_isobjPtr->bytes); \ + } \ + _isobjPtr->bytes = NULL; \ } \ - (objPtr)->bytes = NULL; \ - } + } while (0) /* * These form part of the native filesystem support. They are needed here @@ -4553,7 +4555,8 @@ MODULE_SCOPE const TclFileAttrProcs tclpFileAttrProcs[]; *---------------------------------------------------------------- */ -#define TclHasStringRep(objPtr) ((objPtr)->bytes != NULL) +#define TclHasStringRep(objPtr) \ + ((objPtr)->bytes != NULL) /* *---------------------------------------------------------------- @@ -4935,7 +4938,7 @@ MODULE_SCOPE Tcl_PackageInitProc Procbodytest_SafeInit; * Computes number of bytes from beginning of structure to a given field. */ -#ifndef TCL_NO_DEPRECATED +#if !defined(TCL_NO_DEPRECATED) && !defined(BUILD_tcl) # define TclOffset(type, field) ((int) offsetof(type, field)) #endif /* Workaround for platforms missing offsetof(), e.g. VC++ 6.0 */ @@ -4960,10 +4963,30 @@ MODULE_SCOPE Tcl_PackageInitProc Procbodytest_SafeInit; * the internal stubs, but the core can use the macro instead. */ -#define TclCleanupCommandMacro(cmdPtr) \ - if ((cmdPtr)->refCount-- <= 1) { \ - ckfree(cmdPtr);\ - } +#define TclCleanupCommandMacro(cmdPtr) \ + do { \ + if ((cmdPtr)->refCount-- <= 1) { \ + ckfree(cmdPtr); \ + } \ + } while (0) + + +/* + * inside this routine crement refCount first incase cmdPtr is replacing itself + */ +#define TclRoutineAssign(location, cmdPtr) \ + do { \ + (cmdPtr)->refCount++; \ + if ((location) != NULL \ + && (location--) <= 1) { \ + ckfree(((location))); \ + } \ + (location) = (cmdPtr); \ + } while (0) + + +#define TclRoutineHasName(cmdPtr) \ + ((cmdPtr)->hPtr != NULL) /* *---------------------------------------------------------------- |