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-rw-r--r--xorg-server/hw/xwin/winmultiwindowwm.c76
1 files changed, 57 insertions, 19 deletions
diff --git a/xorg-server/hw/xwin/winmultiwindowwm.c b/xorg-server/hw/xwin/winmultiwindowwm.c
index 913f01bac..d6a2b2c88 100644
--- a/xorg-server/hw/xwin/winmultiwindowwm.c
+++ b/xorg-server/hw/xwin/winmultiwindowwm.c
@@ -180,6 +180,9 @@ winMultiWindowXMsgProcErrorHandler (Display *pDisplay, XErrorEvent *pErr);
static int
winMultiWindowXMsgProcIOErrorHandler (Display *pDisplay);
+static void
+winMultiWindowThreadExit(void *arg);
+
static int
winRedirectErrorHandler (Display *pDisplay, XErrorEvent *pErr);
@@ -200,7 +203,11 @@ winUpdateWindowPosition (HWND hWnd, Bool reshape, HWND *zstyle);
*/
static jmp_buf g_jmpWMEntry;
+static XIOErrorHandler g_winMultiWindowWMOldIOErrorHandler;
+static pthread_t g_winMultiWindowWMThread;
static jmp_buf g_jmpXMsgProcEntry;
+static XIOErrorHandler g_winMultiWindowXMsgProcOldIOErrorHandler;
+static pthread_t g_winMultiWindowXMsgProcThread;
static Bool g_shutdown = FALSE;
static Bool redirectError = FALSE;
static Bool g_fAnotherWMRunning = FALSE;
@@ -571,6 +578,8 @@ winMultiWindowWMProc (void *pArg)
{
WMProcArgPtr pProcArg = (WMProcArgPtr)pArg;
WMInfoPtr pWMInfo = pProcArg->pWMInfo;
+
+ pthread_cleanup_push(&winMultiWindowThreadExit, NULL);
/* Initialize the Window Manager */
winInitMultiWindowWM (pWMInfo, pProcArg);
@@ -755,6 +764,9 @@ winMultiWindowWMProc (void *pArg)
free (pProcArg);
winDebug("-winMultiWindowWMProc ()\n");
+
+ pthread_cleanup_pop(0);
+
return NULL;
}
@@ -777,6 +789,8 @@ winMultiWindowXMsgProc (void *pArg)
int iReturn;
XIconSize *xis;
+ pthread_cleanup_push(&winMultiWindowThreadExit, NULL);
+
winDebug ("winMultiWindowXMsgProc - Hello\n");
/* Check that argument pointer is not invalid */
@@ -811,9 +825,14 @@ winMultiWindowXMsgProc (void *pArg)
winDebug ("winMultiWindowXMsgProc - pthread_mutex_unlock () returned.\n");
+ /* Install our error handler */
+ XSetErrorHandler (winMultiWindowXMsgProcErrorHandler);
+ g_winMultiWindowXMsgProcThread = pthread_self();
+ g_winMultiWindowXMsgProcOldIOErrorHandler = XSetIOErrorHandler (winMultiWindowXMsgProcIOErrorHandler);
+
/* Set jump point for IO Error exits */
iReturn = setjmp (g_jmpXMsgProcEntry);
-
+
/* Check if we should continue operations */
if (iReturn != WIN_JMP_ERROR_IO
&& iReturn != WIN_JMP_OKAY)
@@ -829,10 +848,6 @@ winMultiWindowXMsgProc (void *pArg)
pthread_exit (NULL);
}
- /* Install our error handler */
- XSetErrorHandler (winMultiWindowXMsgProcErrorHandler);
- XSetIOErrorHandler (winMultiWindowXMsgProcIOErrorHandler);
-
/* Setup the display connection string x */
winGetDisplayName(pszDisplay, (int)pProcArg->dwScreen);
@@ -1085,7 +1100,7 @@ winMultiWindowXMsgProc (void *pArg)
}
XCloseDisplay (pProcArg->pDisplay);
- pthread_exit (NULL);
+ pthread_cleanup_pop(0);
return NULL;
}
@@ -1208,9 +1223,14 @@ winInitMultiWindowWM (WMInfoPtr pWMInfo, WMProcArgPtr pProcArg)
winDebug ("winInitMultiWindowWM - pthread_mutex_unlock () returned.\n");
+ /* Install our error handler */
+ XSetErrorHandler (winMultiWindowWMErrorHandler);
+ g_winMultiWindowWMThread = pthread_self();
+ g_winMultiWindowWMOldIOErrorHandler = XSetIOErrorHandler (winMultiWindowWMIOErrorHandler);
+
/* Set jump point for IO Error exits */
iReturn = setjmp (g_jmpWMEntry);
-
+
/* Check if we should continue operations */
if (iReturn != WIN_JMP_ERROR_IO
&& iReturn != WIN_JMP_OKAY)
@@ -1226,10 +1246,6 @@ winInitMultiWindowWM (WMInfoPtr pWMInfo, WMProcArgPtr pProcArg)
pthread_exit (NULL);
}
- /* Install our error handler */
- XSetErrorHandler (winMultiWindowWMErrorHandler);
- XSetIOErrorHandler (winMultiWindowWMIOErrorHandler);
-
/* Setup the display connection string x */
winGetDisplayName(pszDisplay, (int)pProcArg->dwScreen);
@@ -1361,12 +1377,18 @@ winMultiWindowWMIOErrorHandler (Display *pDisplay)
{
ErrorF ("winMultiWindowWMIOErrorHandler!\n\n");
- if (g_shutdown)
- pthread_exit(NULL);
+ if (pthread_equal(pthread_self(),g_winMultiWindowWMThread))
+ {
+ if (g_shutdown)
+ pthread_exit(NULL);
+
+ /* Restart at the main entry point */
+ longjmp (g_jmpWMEntry, WIN_JMP_ERROR_IO);
+ }
+
+ if (g_winMultiWindowWMOldIOErrorHandler)
+ g_winMultiWindowWMOldIOErrorHandler(pDisplay);
- /* Restart at the main entry point */
- longjmp (g_jmpWMEntry, WIN_JMP_ERROR_IO);
-
return 0;
}
@@ -1410,12 +1432,28 @@ winMultiWindowXMsgProcIOErrorHandler (Display *pDisplay)
{
ErrorF ("winMultiWindowXMsgProcIOErrorHandler!\n\n");
- /* Restart at the main entry point */
- longjmp (g_jmpXMsgProcEntry, WIN_JMP_ERROR_IO);
-
+ if (pthread_equal(pthread_self(),g_winMultiWindowXMsgProcThread))
+ {
+ /* Restart at the main entry point */
+ longjmp (g_jmpXMsgProcEntry, WIN_JMP_ERROR_IO);
+ }
+
+ if (g_winMultiWindowXMsgProcOldIOErrorHandler)
+ g_winMultiWindowXMsgProcOldIOErrorHandler(pDisplay);
+
return 0;
}
+/*
+ * winMultiWindowThreadExit - Thread exit handler
+ */
+
+static void
+winMultiWindowThreadExit(void *arg)
+{
+ /* multiwindow client thread has exited, stop server as well */
+ TerminateProcess(GetCurrentProcess(),1);
+}
/*
* Catch RedirectError to detect other window manager running