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/*
* Copyright (C) 2007 Richard Hughes <richard@hughsie.com>
*
* Licensed under the GNU Lesser General Public License Version 2
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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 Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <string.h>
#include <unistd.h>
#include <signal.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <dbus/dbus-glib.h>
#include <dbus/dbus-glib-lowlevel.h>
#include "ohm-debug.h"
#include "ohm-common.h"
#include "ohm-manager.h"
#include "ohm-dbus-manager.h"
static GMainLoop *loop;
/**
* ohm_object_register:
* @connection: What we want to register to
* @object: The GObject we want to register
*
* Register org.freedesktop.ohm on the session bus.
* This function MUST be called before DBUS service will work.
*
* Return value: success
**/
static gboolean
ohm_object_register (DBusGConnection *connection,
GObject *object)
{
DBusGProxy *bus_proxy = NULL;
GError *error = NULL;
guint request_name_result;
gboolean ret;
bus_proxy = dbus_g_proxy_new_for_name (connection,
DBUS_SERVICE_DBUS,
DBUS_PATH_DBUS,
DBUS_INTERFACE_DBUS);
ret = dbus_g_proxy_call (bus_proxy, "RequestName", &error,
G_TYPE_STRING, OHM_DBUS_SERVICE,
G_TYPE_UINT, 0,
G_TYPE_INVALID,
G_TYPE_UINT, &request_name_result,
G_TYPE_INVALID);
if (error) {
ohm_debug ("ERROR: %s", error->message);
g_error_free (error);
}
if (ret == FALSE) {
/* abort as the DBUS method failed */
g_warning ("RequestName failed!");
return FALSE;
}
/* free the bus_proxy */
g_object_unref (G_OBJECT (bus_proxy));
/* already running */
if (request_name_result != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
g_warning ("Already running!");
return FALSE;
}
dbus_g_object_type_install_info (OHM_TYPE_MANAGER, &dbus_glib_ohm_manager_object_info);
dbus_g_connection_register_g_object (connection, OHM_DBUS_PATH_MANAGER, object);
return TRUE;
}
void sighandler(int signum)
{
if (signum == SIGINT) {
g_debug ("Caught SIGINT, exiting");
g_main_loop_quit (loop);
}
}
/**
* main:
**/
int
main (int argc, char *argv[])
{
DBusGConnection *connection;
gboolean verbose = FALSE;
gboolean no_daemon = FALSE;
gboolean timed_exit = FALSE;
gboolean g_fatal_warnings = FALSE;
gboolean g_fatal_critical = FALSE;
OhmManager *manager = NULL;
GError *error = NULL;
GOptionContext *context;
const GOptionEntry entries[] = {
{ "no-daemon", '\0', 0, G_OPTION_ARG_NONE, &no_daemon,
N_("Do not daemonize"), NULL },
{ "verbose", '\0', 0, G_OPTION_ARG_NONE, &verbose,
N_("Show extra debugging information"), NULL },
{ "timed-exit", '\0', 0, G_OPTION_ARG_NONE, &timed_exit,
N_("Exit after a small delay (for debugging)"), NULL },
{ "g-fatal-warnings", 0, 0, G_OPTION_ARG_NONE, &g_fatal_warnings,
N_("Make all warnings fatal"), NULL },
{ "g-fatal-critical", 0, 0, G_OPTION_ARG_NONE, &g_fatal_critical,
N_("Make all critical warnings fatal"), NULL },
{ NULL}
};
context = g_option_context_new (OHM_NAME);
bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
textdomain (GETTEXT_PACKAGE);
g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
g_option_context_parse (context, &argc, &argv, &error);
if (g_fatal_warnings || g_fatal_critical)
{
GLogLevelFlags fatal_mask;
g_debug("setting fatal warnings");
fatal_mask = g_log_set_always_fatal (G_LOG_FATAL_MASK);
fatal_mask |= (g_fatal_warnings?G_LOG_LEVEL_WARNING:0) | G_LOG_LEVEL_CRITICAL;
g_log_set_always_fatal (fatal_mask);
}
g_type_init ();
if (!g_thread_supported ())
g_thread_init (NULL);
dbus_g_thread_init ();
/* we need to daemonize before we get a system connection */
if (no_daemon == FALSE) {
if (daemon (0, 0)) {
g_error ("Could not daemonize.");
}
}
ohm_debug_init (verbose);
/* check dbus connections, exit if not valid */
connection = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error);
if (error) {
g_warning ("%s", error->message);
g_error_free (error);
g_error ("This program cannot start until you start "
"the dbus system service.");
}
ohm_debug ("Creating manager");
manager = ohm_manager_new ();
if (!ohm_object_register (connection, G_OBJECT (manager))) {
g_error ("%s failed to start.", OHM_NAME);
return 0;
}
signal (SIGINT, sighandler);
ohm_debug ("Idle");
loop = g_main_loop_new (NULL, FALSE);
/* Only timeout and close the mainloop if we have specified it
* on the command line */
if (timed_exit == FALSE) {
g_main_loop_run (loop);
}
g_object_unref (manager);
dbus_g_connection_unref (connection);
g_option_context_free (context);
return 0;
}
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