[cheese] Initialise X11 threading, bug 669845

[David King <davidk src gnome org>]

commit 70a6b8eabf0ae5829c5b465819b91e54e44543a4
Author: Gert Michael Kulyk <gkulyk klio>
Date:   Sun Feb 19 01:08:38 2012 +0100

    Initialise X11 threading, bug 669845

 libcheese/cheese-gtk.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/libcheese/cheese-gtk.c b/libcheese/cheese-gtk.c
index 78d02c3..f6f7715 100644
--- a/libcheese/cheese-gtk.c
+++ b/libcheese/cheese-gtk.c
@@ -17,6 +17,10 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <gtk/gtk.h>
+#ifdef GDK_WINDOWING_X11
+  #include <X11/Xlib.h>
+#endif
 #include <clutter-gtk/clutter-gtk.h>
 
 #include "cheese-gtk.h"
@@ -47,6 +51,10 @@ cheese_gtk_init (int *argc, char ***argv)
 {
     ClutterInitError error;
 
+#ifdef GDK_WINDOWING_X11
+    XInitThreads ();
+#endif
+
     error = gtk_clutter_init (argc, argv);
 
     if (error != CLUTTER_INIT_SUCCESS)