x11: Handle obsolete selection requests without crashing

The ICCCM says:

If the specified property is None , the requestor is an obsolete client.
Owners are encouraged to support these clients by using the specified
target atom as the property name to be used for the reply.

Lets do that, instead of crashing.

https://bugzilla.gnome.org/show_bug.cgi?id=740613

diff --git a/gdk/x11/gdkdisplay-x11.c b/gdk/x11/gdkdisplay-x11.c
index 89c2b7df746d49e4ec7af47e6be91da0401ad0df..e658780994851b644cd1d4555712c07150338b6b 100644 (file)
--- a/gdk/x11/gdkdisplay-x11.c
+++ b/gdk/x11/gdkdisplay-x11.c
@@ -939,7 +939,7 @@ gdk_x11_display_translate_event (GdkEventTranslator *translator,
       event->selection.selection = gdk_x11_xatom_to_atom_for_display (display, xevent->xselection.selection);
       event->selection.target = gdk_x11_xatom_to_atom_for_display (display, xevent->xselection.target);
       if (xevent->xselection.property == None)
-        event->selection.property = GDK_NONE;
+        event->selection.property = event->selection.target;
       else
         event->selection.property = gdk_x11_xatom_to_atom_for_display (display, xevent->xselection.property);
       event->selection.time = xevent->xselection.time;