Attachment "fin.patch" to
ticket [1028264fff]
added by
ferrieux
2009-01-07 07:00:03.
Index: generic/tcl.decls
===================================================================
RCS file: /cvsroot/tcl/tcl/generic/tcl.decls,v
retrieving revision 1.164
diff -u -b -r1.164 tcl.decls
--- generic/tcl.decls 18 Dec 2008 06:40:02 -0000 1.164
+++ generic/tcl.decls 6 Jan 2009 23:54:44 -0000
@@ -2276,6 +2276,17 @@
int Tcl_CloseEx(Tcl_Interp *interp, Tcl_Channel chan, int flags)
}
+
+# Late exit handlers
+
+declare 625 generic {
+ void Tcl_CreateLateExitHandler(Tcl_ExitProc *proc, ClientData clientData)
+}
+
+declare 626 generic {
+ void Tcl_DeleteLateExitHandler(Tcl_ExitProc *proc, ClientData clientData)
+}
+
##############################################################################
# Define the platform specific public Tcl interface. These functions are only
Index: generic/tclDecls.h
===================================================================
RCS file: /cvsroot/tcl/tcl/generic/tclDecls.h,v
retrieving revision 1.166
diff -u -b -r1.166 tclDecls.h
--- generic/tclDecls.h 18 Dec 2008 06:40:02 -0000 1.166
+++ generic/tclDecls.h 6 Jan 2009 23:54:53 -0000
@@ -3775,6 +3775,18 @@
EXTERN int Tcl_CloseEx (Tcl_Interp * interp, Tcl_Channel chan,
int flags);
#endif
+#ifndef Tcl_CreateLateExitHandler_TCL_DECLARED
+#define Tcl_CreateLateExitHandler_TCL_DECLARED
+/* 625 */
+EXTERN void Tcl_CreateLateExitHandler (Tcl_ExitProc * proc,
+ ClientData clientData);
+#endif
+#ifndef Tcl_DeleteLateExitHandler_TCL_DECLARED
+#define Tcl_DeleteLateExitHandler_TCL_DECLARED
+/* 626 */
+EXTERN void Tcl_DeleteLateExitHandler (Tcl_ExitProc * proc,
+ ClientData clientData);
+#endif
typedef struct TclStubHooks {
const struct TclPlatStubs *tclPlatStubs;
@@ -4459,6 +4471,8 @@
void (*tcl_SetStartupScript) (Tcl_Obj * path, const char * encoding); /* 622 */
Tcl_Obj * (*tcl_GetStartupScript) (const char ** encodingPtr); /* 623 */
int (*tcl_CloseEx) (Tcl_Interp * interp, Tcl_Channel chan, int flags); /* 624 */
+ void (*tcl_CreateLateExitHandler) (Tcl_ExitProc * proc, ClientData clientData); /* 625 */
+ void (*tcl_DeleteLateExitHandler) (Tcl_ExitProc * proc, ClientData clientData); /* 626 */
} TclStubs;
#if defined(USE_TCL_STUBS) && !defined(USE_TCL_STUB_PROCS)
@@ -7031,6 +7045,14 @@
#define Tcl_CloseEx \
(tclStubsPtr->tcl_CloseEx) /* 624 */
#endif
+#ifndef Tcl_CreateLateExitHandler
+#define Tcl_CreateLateExitHandler \
+ (tclStubsPtr->tcl_CreateLateExitHandler) /* 625 */
+#endif
+#ifndef Tcl_DeleteLateExitHandler
+#define Tcl_DeleteLateExitHandler \
+ (tclStubsPtr->tcl_DeleteLateExitHandler) /* 626 */
+#endif
#endif /* defined(USE_TCL_STUBS) && !defined(USE_TCL_STUB_PROCS) */
Index: generic/tclEvent.c
===================================================================
RCS file: /cvsroot/tcl/tcl/generic/tclEvent.c,v
retrieving revision 1.86
diff -u -b -r1.86 tclEvent.c
--- generic/tclEvent.c 9 Dec 2008 20:16:29 -0000 1.86
+++ generic/tclEvent.c 6 Jan 2009 23:54:55 -0000
@@ -51,7 +51,7 @@
} ErrAssocData;
/*
- * For each exit handler created with a call to Tcl_CreateExitHandler there is
+ * For each exit handler created with a call to Tcl_Create(Late)ExitHandler there is
* a structure of the following type:
*/
@@ -70,6 +70,9 @@
static ExitHandler *firstExitPtr = NULL;
/* First in list of all exit handlers for
* application. */
+static ExitHandler *firstLateExitPtr = NULL;
+ /* First in list of all late exit handlers for
+ * application. */
TCL_DECLARE_MUTEX(exitMutex)
/*
@@ -633,6 +636,39 @@
/*
*----------------------------------------------------------------------
*
+ * Tcl_CreateLateExitHandler --
+ *
+ * Arrange for a given function to be invoked after all pre-thread cleanups
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Proc will be invoked with clientData as argument when the application
+ * exits.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+Tcl_CreateLateExitHandler(
+ Tcl_ExitProc *proc, /* Function to invoke. */
+ ClientData clientData) /* Arbitrary value to pass to proc. */
+{
+ ExitHandler *exitPtr;
+
+ exitPtr = (ExitHandler *) ckalloc(sizeof(ExitHandler));
+ exitPtr->proc = proc;
+ exitPtr->clientData = clientData;
+ Tcl_MutexLock(&exitMutex);
+ exitPtr->nextPtr = firstLateExitPtr;
+ firstLateExitPtr = exitPtr;
+ Tcl_MutexUnlock(&exitMutex);
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
* Tcl_DeleteExitHandler --
*
* This function cancels an existing exit handler matching proc and
@@ -676,6 +712,49 @@
/*
*----------------------------------------------------------------------
*
+ * Tcl_DeleteLateExitHandler --
+ *
+ * This function cancels an existing late exit handler matching proc and
+ * clientData, if such a handler exits.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * If there is a late exit handler corresponding to proc and clientData then
+ * it is canceled; if no such handler exists then nothing happens.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+Tcl_DeleteLateExitHandler(
+ Tcl_ExitProc *proc, /* Function that was previously registered. */
+ ClientData clientData) /* Arbitrary value to pass to proc. */
+{
+ ExitHandler *exitPtr, *prevPtr;
+
+ Tcl_MutexLock(&exitMutex);
+ for (prevPtr = NULL, exitPtr = firstLateExitPtr; exitPtr != NULL;
+ prevPtr = exitPtr, exitPtr = exitPtr->nextPtr) {
+ if ((exitPtr->proc == proc)
+ && (exitPtr->clientData == clientData)) {
+ if (prevPtr == NULL) {
+ firstLateExitPtr = exitPtr->nextPtr;
+ } else {
+ prevPtr->nextPtr = exitPtr->nextPtr;
+ }
+ ckfree((char *) exitPtr);
+ break;
+ }
+ }
+ Tcl_MutexUnlock(&exitMutex);
+ return;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
* Tcl_CreateThreadExitHandler --
*
* Arrange for a given function to be invoked just before the current
@@ -977,6 +1056,27 @@
Tcl_FinalizeThread();
/*
+ * Now invoke late (process-wide) exit handlers.
+ */
+
+ Tcl_MutexLock(&exitMutex);
+ for (exitPtr = firstLateExitPtr; exitPtr != NULL; exitPtr = firstLateExitPtr) {
+ /*
+ * Be careful to remove the handler from the list before invoking its
+ * callback. This protects us against double-freeing if the callback
+ * should call Tcl_DeleteLateExitHandler on itself.
+ */
+
+ firstLateExitPtr = exitPtr->nextPtr;
+ Tcl_MutexUnlock(&exitMutex);
+ exitPtr->proc(exitPtr->clientData);
+ ckfree((char *) exitPtr);
+ Tcl_MutexLock(&exitMutex);
+ }
+ firstLateExitPtr = NULL;
+ Tcl_MutexUnlock(&exitMutex);
+
+ /*
* Now finalize the Tcl execution environment. Note that this must be done
* after the exit handlers, because there are order dependencies.
*/
Index: generic/tclStubInit.c
===================================================================
RCS file: /cvsroot/tcl/tcl/generic/tclStubInit.c,v
retrieving revision 1.177
diff -u -b -r1.177 tclStubInit.c
--- generic/tclStubInit.c 18 Dec 2008 04:38:01 -0000 1.177
+++ generic/tclStubInit.c 6 Jan 2009 23:55:03 -0000
@@ -1150,6 +1150,8 @@
Tcl_SetStartupScript, /* 622 */
Tcl_GetStartupScript, /* 623 */
Tcl_CloseEx, /* 624 */
+ Tcl_CreateLateExitHandler, /* 625 */
+ Tcl_DeleteLateExitHandler, /* 626 */
};
/* !END!: Do not edit above this line. */
Index: win/tclWinSock.c
===================================================================
RCS file: /cvsroot/tcl/tcl/win/tclWinSock.c,v
retrieving revision 1.64
diff -u -b -r1.64 tclWinSock.c
--- win/tclWinSock.c 18 Dec 2008 01:14:17 -0000 1.64
+++ win/tclWinSock.c 6 Jan 2009 23:55:17 -0000
@@ -232,7 +232,7 @@
if (!initialized) {
initialized = 1;
- Tcl_CreateExitHandler(SocketExitHandler, (ClientData) NULL);
+ Tcl_CreateLateExitHandler(SocketExitHandler, (ClientData) NULL);
/*
* Create the async notification window with a new class. We must