Mention setsid after vfork.

[gnu-emacs] / src / xmenu.c

diff --git a/src/xmenu.c b/src/xmenu.c
index 80565f387b860c3fe332ae66a9be54070f9ebb43..d240355ef2f274c626a772f4238f57d05d8248be 100644 (file)
--- a/src/xmenu.c
+++ b/src/xmenu.c
@@ -1,12 +1,12 @@
 /* X Communication module for terminals which understand the X protocol.
    Copyright (C) 1986, 1988, 1993, 1994, 1996, 1999, 2000, 2001, 2002, 2003,
-                 2004, 2005, 2006 Free Software Foundation, Inc.
+                 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
 GNU Emacs is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
 any later version.
 
 GNU Emacs is distributed in the hope that it will be useful,
@@ -3333,6 +3333,14 @@ xdialog_show (f, keymaps, title, header, error_name)
   /* No selection has been chosen yet.  */
   menu_item_selection = 0;
 
+  /* Force a redisplay before showing the dialog.  If a frame is created
+     just before showing the dialog, its contents may not have been fully
+     drawn, as this depends on timing of events from the X server.  Redisplay
+     is not done when a dialog is shown.  If redisplay could be done in the
+     X event loop (i.e. the X event loop does not run in a signal handler)
+     this would not be needed.  */
+  Fredisplay (Qt);
+
   /* Actually create and show the dialog.  */
   create_and_show_dialog (f, first_wv);