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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
* gsm-mateconf.c
* Copyright (C) 2007 Novell, Inc.
*
* FIXME: (C) on mateconf-sanity-check call, gsm_get_conf_client,
* gsm_shutdown_mateconfd
*
* 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
* Lesser 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., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#include "config.h"
#include <glib/gi18n.h>
#include <sys/wait.h>
#include <sys/types.h>
#include "gsm-mateconf.h"
#include "gsm-util.h"
static pid_t gsc_pid;
static void unset_display_setup (gpointer user_data);
/**
* gsm_mateconf_init:
*
* Starts mateconfd asynchronously if it is not already running. This
* must be called very soon after startup. It requires no
* initialization beyond g_type_init().
**/
void
gsm_mateconf_init (void)
{
GError *error = NULL;
char *argv[2];
/* Run mateconf-sanity-check. As a side effect, this will cause mateconfd
* to be started. (We do this asynchronously so that other GSM
* initialization can happen in parallel.)
*/
argv[0] = MATECONF_SANITY_CHECK;
argv[1] = NULL;
g_spawn_async (NULL, argv, NULL, G_SPAWN_DO_NOT_REAP_CHILD,
unset_display_setup, NULL, &gsc_pid, &error);
if (error != NULL) {
g_warning ("Failed to run mateconf-sanity-check-2: %s\n",
error->message);
g_error_free (error);
/* This probably means mateconf-sanity-check wasn't found, which
* really shouldn't happen, but we'll just ignore it for now as
* long as mateconf seems to be working later on...
*/
gsc_pid = 0;
}
}
static void
unset_display_setup (gpointer user_data)
{
/* Unset DISPLAY to make sure mateconf-sanity-check spews errors to
* stderr instead of trying to show a dialog (since it doesn't
* compensate for the fact that a window manager isn't running yet.)
*/
g_unsetenv ("DISPLAY");
}
/**
* gsm_mateconf_check:
*
* Verifies that gsm_mateconf_init() succeeded. (Exits with an error
* dialog on failure.)
**/
void
gsm_mateconf_check (void)
{
if (gsc_pid) {
int status;
/* Wait for mateconf-sanity-check to finish */
while (waitpid (gsc_pid, &status, 0) != gsc_pid) {
;
}
gsc_pid = 0;
if (!WIFEXITED (status) || WEXITSTATUS (status) != 0) {
/* FIXME: capture mateconf-sanity-check's stderr */
gsm_util_init_error (TRUE,
_("There is a problem with the configuration server.\n"
"(%s exited with status %d)"),
MATECONF_SANITY_CHECK, status);
}
}
}
/**
* gsm_mateconf_shutdown:
*
* Shuts down mateconfd before exiting.
*
* FIXME: does this need to be called even if mateconf-sanity-check fails?
**/
void
gsm_mateconf_shutdown (void)
{
GError *error;
char *command;
int status;
command = g_strjoin (" ", MATECONFTOOL_CMD, "--shutdown", NULL);
status = 0;
error = NULL;
if (!g_spawn_command_line_sync (command, NULL, NULL, &status, &error)) {
g_warning ("Failed to execute '%s' on logout: %s\n",
command, error->message);
g_error_free (error);
}
if (status) {
g_warning ("Running '%s' at logout returned an exit status of '%d'",
command, status);
}
g_free (command);
}
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