* src/pgtkselect.c: Avoid Glib assertion warnings

Do not call g_object_get_qdata, when the clipboard has no owner,
and obj is NULL. Just return Qnil immediately.

diff --git a/src/pgtkselect.c b/src/pgtkselect.c
index 8ab74744f398ce04c8354c4f380b50441e8f27ad..447c839f4599147bdeaf64f70f7bf0f1f7c7d74f 100644 (file)
--- a/src/pgtkselect.c
+++ b/src/pgtkselect.c
@@ -518,7 +518,7 @@ On Nextstep, TERMINAL is unused.  */)
 
   obj = gtk_clipboard_get_owner (cb);
 
-  return g_object_get_qdata (obj, quark_data) != NULL ? Qt : Qnil;
+  return obj && g_object_get_qdata (obj, quark_data) != NULL ? Qt : Qnil;
 }