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/*
* Copyright (c) 2004-2005 Benedikt Meurer <benny@xfce.org>
* 2013 Stefano Karapetsas <stefano@karapetsas.com>
* Copyright (C) 2012-2021 MATE Developers
*
* 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, 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA.
*
* Most parts of this file where taken from xfce4-session and
* gnome-session.
*/
#include "config.h"
#include <sys/types.h>
#include <sys/wait.h>
#include <signal.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#include <gtk/gtk.h>
#include <gdk/gdkx.h>
#include <gio/gio.h>
#include "msm-gnome.h"
#define GSM_SCHEMA "org.mate.session"
#define GSM_GNOME_COMPAT_STARTUP_KEY "gnome-compat-startup"
#define GNOME_KEYRING_DAEMON "gnome-keyring-daemon"
static gboolean gnome_compat_started = FALSE;
static Window gnome_smproxy_window = None;
static void
gnome_keyring_daemon_finished (GPid pid,
gint status,
gpointer user_data)
{
if (WEXITSTATUS (status) != 0)
{
/* daemon failed for some reason */
g_printerr ("gnome-keyring-daemon failed to start correctly, "
"exit code: %d\n", WEXITSTATUS (status));
}
}
static void
gnome_keyring_daemon_startup (void)
{
GError *error = NULL;
GPid pid;
gchar *argv[3];
error = NULL;
argv[0] = GNOME_KEYRING_DAEMON;
argv[1] = "--start";
argv[2] = NULL;
g_spawn_async (NULL, argv, NULL,
G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD,
NULL, NULL, &pid,
&error);
if (error != NULL)
{
g_printerr ("Failed to spawn gnome-keyring-daemon: %s\n",
error->message);
g_error_free (error);
return;
}
g_child_watch_add (pid, gnome_keyring_daemon_finished, NULL);
}
static void
msm_compat_gnome_smproxy_startup (void)
{
Atom gnome_sm_proxy;
Display *dpy;
Window root;
GdkDisplay *gdkdisplay;
gdkdisplay = gdk_display_get_default ();
gdk_x11_display_error_trap_push (gdkdisplay);
/* Set GNOME_SM_PROXY property, since some apps (like OOo) seem to require
* it to behave properly. Thanks to Jasper/Francois for reporting this.
* This has another advantage, since it prevents people from running
* gnome-smproxy in xfce4, which would cause trouble otherwise.
*/
dpy = GDK_DISPLAY_XDISPLAY(gdkdisplay);
root = RootWindow (dpy, 0);
if (gnome_smproxy_window != None)
XDestroyWindow (dpy, gnome_smproxy_window);
gnome_sm_proxy = XInternAtom (dpy, "GNOME_SM_PROXY", False);
gnome_smproxy_window = XCreateSimpleWindow (dpy, root, 1, 1, 1, 1, 0, 0, 0);
XChangeProperty (dpy, gnome_smproxy_window, gnome_sm_proxy,
XA_CARDINAL, 32, PropModeReplace,
(unsigned char *) (void *) &gnome_smproxy_window, 1);
XChangeProperty (dpy, root, gnome_sm_proxy,
XA_CARDINAL, 32, PropModeReplace,
(unsigned char *) (void *) &gnome_smproxy_window, 1);
XSync (dpy, False);
gdk_x11_display_error_trap_pop_ignored (gdkdisplay);
}
static void
msm_compat_gnome_smproxy_shutdown (void)
{
GdkDisplay *gdkdisplay;
gdkdisplay = gdk_display_get_default ();
gdk_x11_display_error_trap_push (gdkdisplay);
if (gnome_smproxy_window != None)
{
XDestroyWindow (GDK_DISPLAY_XDISPLAY(gdkdisplay), gnome_smproxy_window);
XSync (GDK_DISPLAY_XDISPLAY(gdkdisplay), False);
gnome_smproxy_window = None;
}
gdk_x11_display_error_trap_pop_ignored (gdkdisplay);
}
void
msm_gnome_start (void)
{
GSettings* settings;
gchar **array;
if (gnome_compat_started == TRUE)
return;
settings = g_settings_new (GSM_SCHEMA);
array = g_settings_get_strv (settings, GSM_GNOME_COMPAT_STARTUP_KEY);
if (array) {
guint i;
for (i = 0; array[i]; i++) {
if (strcmp (array[i], "smproxy") == 0) {
g_debug ("MsmGnome: starting smproxy");
msm_compat_gnome_smproxy_startup ();
gnome_compat_started = TRUE;
} else if (strcmp (array[i], "keyring") == 0) {
g_debug ("MsmGnome: starting keyring");
gnome_keyring_daemon_startup ();
gnome_compat_started = TRUE;
} else {
g_debug ("MsmGnome: ignoring unknown component \"%s\"", array[i]);
}
}
g_strfreev (array);
} else {
g_debug ("MsmGnome: No components found to start");
}
g_object_unref (settings);
}
void
msm_gnome_stop (void)
{
if (gnome_compat_started == FALSE)
return;
g_debug ("MsmGnome: stopping");
msm_compat_gnome_smproxy_shutdown ();
gnome_compat_started = FALSE;
}
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