diff options
Diffstat (limited to 'src/core/restart-helper.c')
-rw-r--r-- | src/core/restart-helper.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/src/core/restart-helper.c b/src/core/restart-helper.c deleted file mode 100644 index 68ede2671..000000000 --- a/src/core/restart-helper.c +++ /dev/null @@ -1,84 +0,0 @@ -/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ - -/* - * SECTION:restart-helper - * @short_description: helper program during a restart - * - * To smoothly restart Mutter, we want to keep the composite - * overlay window enabled during the restart. This is done by - * spawning this program, which keeps a reference to the the composite - * overlay window until Mutter picks it back up. - */ - -/* - * Copyright (C) 2014 Red Hat, Inc. - * - * This program 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 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - */ - -#include "config.h" - -#include <stdlib.h> -#include <stdio.h> -#include <X11/Xlib.h> -#include <X11/extensions/Xcomposite.h> - -int -main (int argc, - char **argv) -{ - Display *display = XOpenDisplay (NULL); - Window selection_window; - XSetWindowAttributes xwa; - unsigned long mask = 0; - - xwa.override_redirect = True; - mask |= CWOverrideRedirect; - - - XCompositeGetOverlayWindow (display, DefaultRootWindow (display)); - - selection_window = XCreateWindow (display, - DefaultRootWindow (display), - -100, -100, 1, 1, 0, - 0, - InputOnly, - DefaultVisual (display, DefaultScreen (display)), - mask, &xwa); - - XSetSelectionOwner (display, - XInternAtom (display, "_MUTTER_RESTART_HELPER", False), - selection_window, - CurrentTime); - - /* Mutter looks for an (arbitrary) line printed to stdout to know that - * we have started and have a reference to the COW. XSync() so that - * everything is set on the X server before Mutter starts restarting. - */ - XSync (display, False); - - printf ("STARTED\n"); - fflush (stdout); - - while (True) - { - XEvent xev; - - XNextEvent (display, &xev); - /* Mutter restarted and unset the selection to indicate that - * it has a reference on the COW again */ - if (xev.xany.type == SelectionClear) - return 0; - } -} |