Fix bug 9869.

xterm.c: Include X11/Xproto.h if HAVE_GTK3.
(x_error_handler): Ignore BadMatch for X_SetInputFocus for
HAVE_GTK3 (Bug#9869).

2 files changed, 17 insertions, 1 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index ea367bd77d5..9f8fa94d481 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,4 +1,8 @@
-2011-10-30  Jan Djärv  <jan.h.d@swipnet.se>
+2011-10-30  Adam Sjøgren <asjo@koldfront.dk> (tiny change)
+
+        * xterm.c: Include X11/Xproto.h if HAVE_GTK3.
+        (x_error_handler): Ignore BadMatch for X_SetInputFocus for
+        HAVE_GTK3 (Bug#9869).
 
         * gtkutil.c (xg_win_to_widget, xg_event_is_for_menubar): Initialize
         type to GDK_NOTHING so valgrind does not complain (Bug#9901).
diff --git a/src/xterm.c b/src/xterm.c
index 2275e5b6a73..fb77faa75fe 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -93,6 +93,9 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #ifdef USE_GTK
 #include "gtkutil.h"
+#ifdef HAVE_GTK3
+#include <X11/Xproto.h>
+#endif
 #endif
 
 #ifdef USE_LUCID
@@ -7869,6 +7872,15 @@ static void x_error_quitter (Display *, XErrorEvent *);
 static int
 x_error_handler (Display *display, XErrorEvent *event)
 {
+#ifdef HAVE_GTK3
+  if (event->error_code == BadMatch
+      && event->request_code == X_SetInputFocus
+      && event->minor_code == 0)
+    {
+      return 0;
+    }
+#endif
+
   if (x_error_message)
     x_error_catcher (display, event);
   else