deskflow#4768 Workaround locking issue in X11 getCurrentTime()

brahma-dev · Aug 8, 2016 · fe5fb0a · fe5fb0a
1 parent 354a8f1
commit fe5fb0a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/lib/platform/XWindowsUtil.cpp b/src/lib/platform/XWindowsUtil.cpp
@@ -1432,6 +1432,7 @@ XWindowsUtil::getCurrentTime(Display* display, Window window)
 	// select property events on window
 	XWindowAttributes attr;
 	XGetWindowAttributes(display, window, &attr);
+	XLockDisplay(display);
 	XSelectInput(display, window, attr.your_event_mask | PropertyChangeMask);
 
 	// make a property name to receive dummy change
@@ -1459,6 +1460,7 @@ XWindowsUtil::getCurrentTime(Display* display, Window window)
 
 	// restore event mask
 	XSelectInput(display, window, attr.your_event_mask);
+	XUnlockDisplay(display);
 
 	return xevent.xproperty.time;
 }