Fix Motif DND return value upon transfer failure

* src/xterm.c (handle_one_xevent): Make XmTRANSFER_FAILURE clear
DND action.

diff --git a/src/xterm.c b/src/xterm.c
index 853396199350c2cb21566c5210a5589a4681e035..484637807aacf50f99b3c23462737fca2758d9c2 100644 (file)
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -15502,7 +15502,14 @@ handle_one_xevent (struct x_display_info *dpyinfo,
            && eventp->selection == dpyinfo->Xatom_XdndSelection
            && (eventp->target == dpyinfo->Xatom_XmTRANSFER_SUCCESS
                || eventp->target == dpyinfo->Xatom_XmTRANSFER_FAILURE))
-         x_dnd_waiting_for_finish = false;
+         {
+           x_dnd_waiting_for_finish = false;
+
+           /* If the transfer failed, then return nil from
+              `x-begin-drag'.  */
+           if (eventp->target == dpyinfo->Xatom_XmTRANSFER_FAILURE)
+             x_dnd_action = None;
+         }
       }
       break;