194 lines
6.0 KiB
C
194 lines
6.0 KiB
C
/*
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* --------------------------------------------------------------------------
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* tclthreadInt.h --
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*
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* Global internal header file for the thread extension.
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*
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* Copyright (c) 2002 ActiveState Corporation.
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* Copyright (c) 2002 by Zoran Vasiljevic.
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*
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* See the file "license.terms" for information on usage and redistribution
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* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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* ---------------------------------------------------------------------------
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*/
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#ifndef _TCL_THREAD_INT_H_
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#define _TCL_THREAD_INT_H_
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#include "tclThread.h"
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#include <stdlib.h> /* For strtoul */
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#include <string.h> /* For memset and friends */
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/*
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* MSVC 8.0 started to mark many standard C library functions depreciated
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* including the *printf family and others. Tell it to shut up.
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* (_MSC_VER is 1200 for VC6, 1300 or 1310 for vc7.net, 1400 for 8.0)
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*/
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#if defined(_MSC_VER)
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# pragma warning(disable:4244)
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# if _MSC_VER >= 1400
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# pragma warning(disable:4267)
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# pragma warning(disable:4996)
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# endif
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#endif
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/*
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* Used to tag functions that are only to be visible within the module being
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* built and not outside it (where this is supported by the linker).
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*/
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#ifndef MODULE_SCOPE
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# ifdef __cplusplus
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# define MODULE_SCOPE extern "C"
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# else
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# define MODULE_SCOPE extern
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# endif
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#endif
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/*
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* For linking against NaviServer/AOLserver require V4 at least
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*/
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#ifdef NS_AOLSERVER
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# include <ns.h>
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# if !defined(NS_MAJOR_VERSION) || NS_MAJOR_VERSION < 4
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# error "unsupported NaviServer/AOLserver version"
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# endif
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#endif
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/*
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* Allow for some command names customization.
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* Only thread:: and tpool:: are handled here.
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* Shared variable commands are more complicated.
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* Look into the threadSvCmd.h for more info.
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*/
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#define THREAD_CMD_PREFIX "thread::"
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#define TPOOL_CMD_PREFIX "tpool::"
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/*
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* Exported from threadSvCmd.c file.
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*/
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MODULE_SCOPE const char *SvInit(Tcl_Interp *interp);
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/*
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* Exported from threadSpCmd.c file.
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*/
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MODULE_SCOPE const char *SpInit(Tcl_Interp *interp);
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/*
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* Exported from threadPoolCmd.c file.
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*/
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MODULE_SCOPE const char *TpoolInit(Tcl_Interp *interp);
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/*
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* Macros for splicing in/out of linked lists
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*/
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#define SpliceIn(a,b) \
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(a)->nextPtr = (b); \
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if ((b) != NULL) \
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(b)->prevPtr = (a); \
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(a)->prevPtr = NULL, (b) = (a)
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#define SpliceOut(a,b) \
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if ((a)->prevPtr != NULL) \
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(a)->prevPtr->nextPtr = (a)->nextPtr; \
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else \
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(b) = (a)->nextPtr; \
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if ((a)->nextPtr != NULL) \
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(a)->nextPtr->prevPtr = (a)->prevPtr
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/*
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* Version macros
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*/
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#define TCL_MINIMUM_VERSION(major,minor) \
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((TCL_MAJOR_VERSION > (major)) || \
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((TCL_MAJOR_VERSION == (major)) && (TCL_MINOR_VERSION >= (minor))))
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/*
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* Utility macros
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*/
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#define TCL_CMD(a,b,c) \
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if (Tcl_CreateObjCommand((a),(b),(c),NULL, NULL) == NULL) \
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return NULL;
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#define OPT_CMP(a,b) \
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((a) && (b) && ((a)[0]==(b)[0]) && ((a)[1]==(b)[1]) && (!strcmp((a),(b))))
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#ifndef TCL_TSD_INIT
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#define TCL_TSD_INIT(keyPtr) \
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(ThreadSpecificData*)Tcl_GetThreadData((keyPtr),sizeof(ThreadSpecificData))
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#endif
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/*
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* Structure to pass to NsThread_Init. This holds the module
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* and virtual server name for proper interp initializations.
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*/
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typedef struct {
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char *modname;
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char *server;
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} NsThreadInterpData;
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/*
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* Handle binary compatibility regarding
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* Tcl_GetErrorLine in 8.x
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* See Tcl bug #3562640.
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*/
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MODULE_SCOPE int threadTclVersion;
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typedef struct {
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void *unused1;
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void *unused2;
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int errorLine;
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} tclInterpType;
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#if defined(TCL_TIP285) && defined(USE_TCL_STUBS)
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# undef Tcl_GetErrorLine
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# define Tcl_GetErrorLine(interp) ((threadTclVersion>85)? \
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((int (*)(Tcl_Interp *))(void *)((&(tclStubsPtr->tcl_PkgProvideEx))[605]))(interp): \
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(((tclInterpType *)(interp))->errorLine))
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/* TIP #270 */
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# undef Tcl_AddErrorInfo
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# define Tcl_AddErrorInfo(interp, msg) ((threadTclVersion>85)? \
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((void (*)(Tcl_Interp *, Tcl_Obj *))(void *)((&(tclStubsPtr->tcl_PkgProvideEx))[574]))(interp, Tcl_NewStringObj(msg, -1)): \
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((void (*)(Tcl_Interp *, const char *))(void *)((&(tclStubsPtr->tcl_PkgProvideEx))[66]))(interp, msg))
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/* TIP #337 */
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# undef Tcl_BackgroundException
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# define Tcl_BackgroundException(interp, result) ((threadTclVersion>85)? \
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((void (*)(Tcl_Interp *, int))(void *)((&(tclStubsPtr->tcl_PkgProvideEx))[609]))(interp, result): \
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((void (*)(Tcl_Interp *))(void *)((&(tclStubsPtr->tcl_PkgProvideEx))[76]))(interp))
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#elif !TCL_MINIMUM_VERSION(8,6)
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/* 8.5, 8.4, or less - Emulate access to the error-line information */
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# define Tcl_GetErrorLine(interp) (((tclInterpType *)(interp))->errorLine)
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#endif
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/* When running on Tcl >= 8.7, make sure that Thread still runs when Tcl is compiled
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* with -DTCL_NO_DEPRECATED=1. Stub entries for Tcl_SetIntObj/Tcl_NewIntObj are NULL then.
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* Just use Tcl_SetWideIntObj/Tcl_NewWideIntObj in stead. We don't simply want to use
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* Tcl_SetWideIntObj/Tcl_NewWideIntObj always, since extensions might not expect to
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* get an actual "wideInt".
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*/
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#if defined(USE_TCL_STUBS)
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# undef Tcl_SetIntObj
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# define Tcl_SetIntObj(objPtr, value) ((threadTclVersion>86)? \
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((void (*)(Tcl_Obj *, Tcl_WideInt))(void *)((&(tclStubsPtr->tcl_PkgProvideEx))[489]))(objPtr, (int)(value)): \
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((void (*)(Tcl_Obj *, int))(void *)((&(tclStubsPtr->tcl_PkgProvideEx))[61]))(objPtr, value))
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# undef Tcl_NewIntObj
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# define Tcl_NewIntObj(value) ((threadTclVersion>86)? \
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((Tcl_Obj * (*)(Tcl_WideInt))(void *)((&(tclStubsPtr->tcl_PkgProvideEx))[488]))((int)(value)): \
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((Tcl_Obj * (*)(int))(void *)((&(tclStubsPtr->tcl_PkgProvideEx))[52]))(value))
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# undef Tcl_GetUnicodeFromObj
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# define Tcl_GetUnicodeFromObj ((((&(tclStubsPtr->tcl_PkgProvideEx))[378]) != ((&(tclStubsPtr->tcl_PkgProvideEx))[434])) ? \
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((void (*)(Tcl_Obj *, int *))(void *)((&(tclStubsPtr->tcl_PkgProvideEx))[434])) : ((void (*)(Tcl_Obj *, int *)) NULL))
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#endif
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#endif /* _TCL_THREAD_INT_H_ */
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