[gdm] utils: reintroduce gdmflexiserver
- From: Ray Strode <halfline src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gdm] utils: reintroduce gdmflexiserver
- Date: Tue, 9 Oct 2012 18:05:27 +0000 (UTC)
commit 1b4182269b60c9fb774f24a3828d209ddaf3f486
Author: Tim Lunn <tim feathertop org>
Date: Tue Oct 9 05:15:30 2012 +1100
utils: reintroduce gdmflexiserver
Partial revert of 920b38e2aac1f79100ed86a0296bbcaf4fecabd9 to
reinstroduce gdmflexiserver since gnome-screensaver depends on it.
https://bugzilla.gnome.org/show_bug.cgi?id=685622
configure.ac | 3 +
utils/Makefile.am | 11 +
utils/gdmflexiserver.c | 780 ++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 794 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 80a1fd4..d3635cf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -368,6 +368,7 @@ EXTRA_DAEMON_LIBS=""
EXTRA_SLAVE_LIBS=""
EXTRA_CHOOSER_LIBS=""
EXTRA_XNEST_LIBS=""
+EXTRA_FLEXI_LIBS=""
EXTRA_DYNAMIC_LIBS=""
EXTRA_SETUP_LIBS=""
EXTRA_TEST_LIBS=""
@@ -379,6 +380,7 @@ AC_CHECK_FUNC(socket,,[
EXTRA_SLAVE_LIBS="$EXTRA_SLAVE_LIBS -lsocket"
EXTRA_CHOOSER_LIBS="$EXTRA_CHOOSER_LIBS -lsocket"
EXTRA_XNEST_LIBS="$EXTRA_XNEST_LIBS -lsocket"
+ EXTRA_FLEXI_LIBS="$EXTRA_FLEXI_LIBS -lsocket"
EXTRA_DYNAMIC_LIBS="$EXTRA_DYNAMIC_LIBS -lsocket"
EXTRA_SETUP_LIBS="$EXTRA_SETUP_LIBS -lsocket"
EXTRA_TEST_LIBS="$EXTRA_TEST_LIBS -lsocket"])])
@@ -1200,6 +1202,7 @@ AC_SUBST(EXTRA_DAEMON_LIBS)
AC_SUBST(EXTRA_SLAVE_LIBS)
AC_SUBST(EXTRA_CHOOSER_LIBS)
AC_SUBST(EXTRA_XNEST_LIBS)
+AC_SUBST(EXTRA_FLEXI_LIBS)
AC_SUBST(EXTRA_DYNAMIC_LIBS)
AC_SUBST(EXTRA_SETUP_LIBS)
AC_SUBST(EXTRA_TEST_LIBS)
diff --git a/utils/Makefile.am b/utils/Makefile.am
index eaf9869..1cda413 100644
--- a/utils/Makefile.am
+++ b/utils/Makefile.am
@@ -21,9 +21,20 @@ edit = sed \
-e 's|@GDM_PID_FILE[ ]|$(GDM_PID_FILE)|g'
bin_PROGRAMS = \
+ gdmflexiserver \
gdm-screenshot \
$(NULL)
+gdmflexiserver_SOURCES = \
+ gdmflexiserver.c \
+ $(NULL)
+
+gdmflexiserver_LDADD = \
+ $(GTK_LIBS) \
+ $(COMMON_LIBS) \
+ $(SYSTEMD_LIBS) \
+ $(NULL)
+
gdm_screenshot_SOURCES = \
gdm-screenshot.c \
$(NULL)
diff --git a/utils/gdmflexiserver.c b/utils/gdmflexiserver.c
new file mode 100644
index 0000000..d1b72fe
--- /dev/null
+++ b/utils/gdmflexiserver.c
@@ -0,0 +1,780 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2008 William Jon McCann <jmccann redhat com>
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <locale.h>
+
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+
+#ifdef WITH_SYSTEMD
+#include <systemd/sd-daemon.h>
+#include <systemd/sd-login.h>
+#endif
+
+#define GDM_DBUS_NAME "org.gnome.DisplayManager"
+#define GDM_DBUS_LOCAL_DISPLAY_FACTORY_PATH "/org/gnome/DisplayManager/LocalDisplayFactory"
+#define GDM_DBUS_LOCAL_DISPLAY_FACTORY_INTERFACE "org.gnome.DisplayManager.LocalDisplayFactory"
+
+#ifdef WITH_CONSOLE_KIT
+#define CK_NAME "org.freedesktop.ConsoleKit"
+#define CK_PATH "/org/freedesktop/ConsoleKit"
+#define CK_INTERFACE "org.freedesktop.ConsoleKit"
+
+#define CK_MANAGER_PATH "/org/freedesktop/ConsoleKit/Manager"
+#define CK_MANAGER_INTERFACE "org.freedesktop.ConsoleKit.Manager"
+#define CK_SEAT_INTERFACE "org.freedesktop.ConsoleKit.Seat"
+#define CK_SESSION_INTERFACE "org.freedesktop.ConsoleKit.Session"
+#endif
+
+static const char *send_command = NULL;
+static gboolean use_xnest = FALSE;
+static gboolean no_lock = FALSE;
+static gboolean debug_in = FALSE;
+static gboolean authenticate = FALSE;
+static gboolean startnew = FALSE;
+static gboolean monte_carlo_pi = FALSE;
+static gboolean show_version = FALSE;
+static char **args_remaining = NULL;
+
+/* Keep all config options for compatibility even if they are noops */
+GOptionEntry options [] = {
+ { "command", 'c', 0, G_OPTION_ARG_STRING, &send_command, N_("Only the VERSION command is supported"), N_("COMMAND") },
+ { "xnest", 'n', 0, G_OPTION_ARG_NONE, &use_xnest, N_("Ignored â retained for compatibility"), NULL },
+ { "no-lock", 'l', 0, G_OPTION_ARG_NONE, &no_lock, N_("Ignored â retained for compatibility"), NULL },
+ { "debug", 'd', 0, G_OPTION_ARG_NONE, &debug_in, N_("Debugging output"), NULL },
+ { "authenticate", 'a', 0, G_OPTION_ARG_NONE, &authenticate, N_("Ignored â retained for compatibility"), NULL },
+ { "startnew", 's', 0, G_OPTION_ARG_NONE, &startnew, N_("Ignored â retained for compatibility"), NULL },
+ { "monte-carlo-pi", 0, 0, G_OPTION_ARG_NONE, &monte_carlo_pi, NULL, NULL },
+ { "version", 0, 0, G_OPTION_ARG_NONE, &show_version, N_("Version of this application"), NULL },
+ { G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_STRING_ARRAY, &args_remaining, NULL, NULL },
+ { NULL }
+};
+
+#define GDM_FLEXISERVER_ERROR gdm_flexiserver_error_quark ()
+static GQuark
+gdm_flexiserver_error_quark (void)
+{
+ static GQuark ret = 0;
+ if (ret == 0) {
+ ret = g_quark_from_static_string ("gdm_flexiserver_error");
+ }
+
+ return ret;
+}
+
+static gboolean
+is_program_in_path (const char *program)
+{
+ char *tmp = g_find_program_in_path (program);
+ if (tmp != NULL) {
+ g_free (tmp);
+ return TRUE;
+ } else {
+ return FALSE;
+ }
+}
+
+static void
+maybe_lock_screen (void)
+{
+ gboolean use_gscreensaver = FALSE;
+ GError *error = NULL;
+ char *command;
+
+ if (is_program_in_path ("gnome-screensaver-command")) {
+ use_gscreensaver = TRUE;
+ } else if (! is_program_in_path ("xscreensaver-command")) {
+ return;
+ }
+
+ if (use_gscreensaver) {
+ command = g_strdup ("gnome-screensaver-command --lock");
+ } else {
+ command = g_strdup ("xscreensaver-command -lock");
+ }
+
+ if (! g_spawn_command_line_async (command, &error)) {
+ g_warning ("Cannot lock screen: %s", error->message);
+ g_error_free (error);
+ }
+
+ g_free (command);
+
+ if (! use_gscreensaver) {
+ command = g_strdup ("xscreensaver-command -throttle");
+ if (! g_spawn_command_line_async (command, &error)) {
+ g_warning ("Cannot disable screensaver engines: %s", error->message);
+ g_error_free (error);
+ }
+
+ g_free (command);
+ }
+}
+
+static void
+calc_pi (void)
+{
+ unsigned long n = 0, h = 0;
+ double x, y;
+ printf ("\n");
+ for (;;) {
+ x = g_random_double ();
+ y = g_random_double ();
+ if (x*x + y*y <= 1)
+ h++;
+ n++;
+ if ( ! (n & 0xfff))
+ printf ("pi ~~ %1.10f\t(%lu/%lu * 4) iteration: %lu \r",
+ ((double)h)/(double)n * 4.0, h, n, n);
+ }
+}
+
+static gboolean
+create_transient_display (GDBusConnection *connection,
+ GError **error)
+{
+ GError *local_error = NULL;
+ GVariant *reply;
+ const char *value;
+
+ reply = g_dbus_connection_call_sync (connection,
+ GDM_DBUS_NAME,
+ GDM_DBUS_LOCAL_DISPLAY_FACTORY_PATH,
+ GDM_DBUS_LOCAL_DISPLAY_FACTORY_INTERFACE,
+ "CreateTransientDisplay",
+ NULL, /* parameters */
+ G_VARIANT_TYPE ("(o)"),
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL, &local_error);
+ if (reply == NULL) {
+ g_warning ("Unable to create transient display: %s", local_error->message);
+ g_propagate_error (error, local_error);
+ return FALSE;
+ }
+
+ g_variant_get (reply, "(&o)", &value);
+ g_debug ("Started %s", value);
+
+ g_variant_unref (reply);
+ return TRUE;
+}
+
+#ifdef WITH_CONSOLE_KIT
+
+static gboolean
+get_current_session_id (GDBusConnection *connection,
+ char **session_id)
+{
+ GError *local_error = NULL;
+ GVariant *reply;
+
+ reply = g_dbus_connection_call_sync (connection,
+ CK_NAME,
+ CK_MANAGER_PATH,
+ CK_MANAGER_INTERFACE,
+ "GetCurrentSession",
+ NULL, /* parameters */
+ G_VARIANT_TYPE ("(o)"),
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL, &local_error);
+ if (reply == NULL) {
+ g_warning ("Unable to determine session: %s", local_error->message);
+ g_error_free (local_error);
+ return FALSE;
+ }
+
+ g_variant_get (reply, "(o)", session_id);
+ g_variant_unref (reply);
+
+ return TRUE;
+}
+
+static gboolean
+get_seat_id_for_session (GDBusConnection *connection,
+ const char *session_id,
+ char **seat_id)
+{
+ GError *local_error = NULL;
+ GVariant *reply;
+
+ reply = g_dbus_connection_call_sync (connection,
+ CK_NAME,
+ session_id,
+ CK_SESSION_INTERFACE,
+ "GetSeatId",
+ NULL, /* parameters */
+ G_VARIANT_TYPE ("(o)"),
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL, &local_error);
+ if (reply == NULL) {
+ g_warning ("Unable to determine seat: %s", local_error->message);
+ g_error_free (local_error);
+ return FALSE;
+ }
+
+ g_variant_get (reply, "(o)", seat_id);
+ g_variant_unref (reply);
+
+ return TRUE;
+}
+
+static char *
+get_current_seat_id (GDBusConnection *connection)
+{
+ gboolean res;
+ char *session_id;
+ char *seat_id;
+
+ session_id = NULL;
+ seat_id = NULL;
+
+ res = get_current_session_id (connection, &session_id);
+ if (res) {
+ res = get_seat_id_for_session (connection, session_id, &seat_id);
+ }
+ g_free (session_id);
+
+ return seat_id;
+}
+
+static gboolean
+activate_session_id_for_ck (GDBusConnection *connection,
+ const char *seat_id,
+ const char *session_id)
+{
+ GError *local_error = NULL;
+ GVariant *reply;
+
+ reply = g_dbus_connection_call_sync (connection,
+ CK_NAME,
+ seat_id,
+ CK_SEAT_INTERFACE,
+ "ActivateSession",
+ g_variant_new ("(o)", session_id),
+ NULL,
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL, &local_error);
+ if (reply == NULL) {
+ g_warning ("Unable to activate session: %s", local_error->message);
+ g_error_free (local_error);
+ return FALSE;
+ }
+
+ g_variant_unref (reply);
+
+ return TRUE;
+}
+
+static gboolean
+session_is_login_window (GDBusConnection *connection,
+ const char *session_id)
+{
+ GError *local_error = NULL;
+ GVariant *reply;
+ const char *value;
+ gboolean ret;
+
+ reply = g_dbus_connection_call_sync (connection,
+ CK_NAME,
+ session_id,
+ CK_SESSION_INTERFACE,
+ "GetSessionType",
+ NULL,
+ G_VARIANT_TYPE ("(s)"),
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL, &local_error);
+ if (reply == NULL) {
+ g_warning ("Unable to determine session type: %s", local_error->message);
+ g_error_free (local_error);
+ return FALSE;
+ }
+
+ g_variant_get (reply, "(&s)", &value);
+
+ if (value == NULL || value[0] == '\0' || strcmp (value, "LoginWindow") != 0) {
+ ret = FALSE;
+ } else {
+ ret = TRUE;
+ }
+
+ g_variant_unref (reply);
+
+ return ret;
+}
+
+static gboolean
+seat_can_activate_sessions (GDBusConnection *connection,
+ const char *seat_id)
+{
+ GError *local_error = NULL;
+ GVariant *reply;
+ gboolean ret;
+
+ reply = g_dbus_connection_call_sync (connection,
+ CK_NAME,
+ seat_id,
+ CK_SEAT_INTERFACE,
+ "CanActivateSessions",
+ NULL,
+ G_VARIANT_TYPE ("(b)"),
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL, &local_error);
+ if (reply == NULL) {
+ g_warning ("Unable to determine if can activate sessions: %s", local_error->message);
+ g_error_free (local_error);
+ return FALSE;
+ }
+
+ g_variant_get (reply, "(b)", &ret);
+ g_variant_unref (reply);
+
+ return ret;
+}
+
+static const char **
+seat_get_sessions (GDBusConnection *connection,
+ const char *seat_id)
+{
+ GError *local_error = NULL;
+ GVariant *reply;
+ const char **value;
+
+ reply = g_dbus_connection_call_sync (connection,
+ CK_NAME,
+ seat_id,
+ CK_SEAT_INTERFACE,
+ "GetSessions",
+ NULL,
+ G_VARIANT_TYPE ("(ao)"),
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL, &local_error);
+ if (reply == NULL) {
+ g_warning ("Unable to list sessions: %s", local_error->message);
+ g_error_free (local_error);
+ return FALSE;
+ }
+
+ g_variant_get (reply, "(^ao)", &value);
+ g_variant_unref (reply);
+
+ return value;
+}
+
+static gboolean
+get_login_window_session_id_for_ck (GDBusConnection *connection,
+ const char *seat_id,
+ char **session_id)
+{
+ gboolean can_activate_sessions;
+ const char **sessions;
+ int i;
+
+ *session_id = NULL;
+ sessions = NULL;
+
+ g_debug ("checking if seat can activate sessions");
+
+ can_activate_sessions = seat_can_activate_sessions (connection, seat_id);
+ if (! can_activate_sessions) {
+ g_debug ("seat is unable to activate sessions");
+ return FALSE;
+ }
+
+ sessions = seat_get_sessions (connection, seat_id);
+ for (i = 0; sessions [i] != NULL; i++) {
+ const char *ssid;
+
+ ssid = sessions [i];
+
+ if (session_is_login_window (connection, ssid)) {
+ *session_id = g_strdup (ssid);
+ break;
+ }
+ }
+ g_free (sessions);
+
+ return TRUE;
+}
+
+static gboolean
+goto_login_session_for_ck (GDBusConnection *connection,
+ GError **error)
+{
+ gboolean ret;
+ gboolean res;
+ char *session_id;
+ char *seat_id;
+
+ ret = FALSE;
+
+ /* First look for any existing LoginWindow sessions on the seat.
+ If none are found, create a new one. */
+
+ seat_id = get_current_seat_id (connection);
+ if (seat_id == NULL || seat_id[0] == '\0') {
+ g_debug ("seat id is not set; can't switch sessions");
+ g_set_error (error, GDM_FLEXISERVER_ERROR, 0, _("Could not identify the current session."));
+
+ return FALSE;
+ }
+
+ res = get_login_window_session_id_for_ck (connection, seat_id, &session_id);
+ if (! res) {
+ g_set_error (error, GDM_FLEXISERVER_ERROR, 1, _("User unable to switch sessions."));
+ return FALSE;
+ }
+
+ if (session_id != NULL) {
+ res = activate_session_id_for_ck (connection, seat_id, session_id);
+ if (res) {
+ ret = TRUE;
+ }
+ }
+
+ if (! ret && g_strcmp0 (seat_id, "/org/freedesktop/ConsoleKit/Seat1") == 0) {
+ res = create_transient_display (connection, error);
+ if (res) {
+ ret = TRUE;
+ }
+ }
+
+ return ret;
+}
+#endif
+
+#ifdef WITH_SYSTEMD
+
+static gboolean
+activate_session_id_for_systemd (GDBusConnection *connection,
+ const char *seat_id,
+ const char *session_id)
+{
+ GError *local_error = NULL;
+ GVariant *reply;
+
+ reply = g_dbus_connection_call_sync (connection,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "ActivateSessionOnSeat",
+ g_variant_new ("(ss)", session_id, seat_id),
+ NULL,
+ G_DBUS_CALL_FLAGS_NONE,
+ -1,
+ NULL, &local_error);
+ if (reply == NULL) {
+ g_warning ("Unable to activate session: %s", local_error->message);
+ g_error_free (local_error);
+ return FALSE;
+ }
+
+ g_variant_unref (reply);
+
+ return TRUE;
+}
+
+static gboolean
+get_login_window_session_id_for_systemd (const char *seat_id,
+ char **session_id)
+{
+ gboolean ret;
+ int res, i;
+ char **sessions;
+ char *service_id;
+ char *service_class;
+ char *state;
+
+ res = sd_seat_get_sessions (seat_id, &sessions, NULL, NULL);
+ if (res < 0) {
+ g_debug ("Failed to determine sessions: %s", strerror (-res));
+ return FALSE;
+ }
+
+ if (sessions == NULL || sessions[0] == NULL) {
+ *session_id = NULL;
+ ret = TRUE;
+ goto out;
+ }
+
+ for (i = 0; sessions[i]; i ++) {
+
+ res = sd_session_get_class (sessions[i], &service_class);
+ if (res < 0) {
+ g_debug ("failed to determine class of session %s: %s", sessions[i], strerror (-res));
+ ret = FALSE;
+ goto out;
+ }
+
+ if (strcmp (service_class, "greeter") != 0) {
+ free (service_class);
+ continue;
+ }
+
+ free (service_class);
+
+ ret = sd_session_get_state (sessions[i], &state);
+ if (ret < 0) {
+ g_debug ("failed to determine state of session %s: %s", sessions[i], strerror (-res));
+ ret = FALSE;
+ goto out;
+ }
+
+ if (g_strcmp0 (state, "closing") == 0) {
+ free (state);
+ continue;
+ }
+ free (state);
+
+ res = sd_session_get_service (sessions[i], &service_id);
+ if (res < 0) {
+ g_debug ("failed to determine service of session %s: %s", sessions[i], strerror (-res));
+ ret = FALSE;
+ goto out;
+ }
+
+ if (strcmp (service_id, "gdm-welcome") == 0) {
+ *session_id = g_strdup (sessions[i]);
+ ret = TRUE;
+
+ free (service_id);
+ goto out;
+ }
+
+ free (service_id);
+ }
+
+ *session_id = NULL;
+ ret = TRUE;
+
+out:
+ for (i = 0; sessions[i]; i ++) {
+ free (sessions[i]);
+ }
+
+ free (sessions);
+
+ return ret;
+}
+
+static gboolean
+goto_login_session_for_systemd (GDBusConnection *connection,
+ GError **error)
+{
+ gboolean ret;
+ int res;
+ char *our_session;
+ char *session_id;
+ char *seat_id;
+
+ ret = FALSE;
+ session_id = NULL;
+ seat_id = NULL;
+
+ /* First look for any existing LoginWindow sessions on the seat.
+ If none are found, create a new one. */
+
+ /* Note that we mostly use free () here, instead of g_free ()
+ * since the data allocated is from libsystemd-logind, which
+ * does not use GLib's g_malloc (). */
+
+ res = sd_pid_get_session (0, &our_session);
+ if (res < 0) {
+ g_debug ("failed to determine own session: %s", strerror (-res));
+ g_set_error (error, GDM_FLEXISERVER_ERROR, 0, _("Could not identify the current session."));
+
+ return FALSE;
+ }
+
+ res = sd_session_get_seat (our_session, &seat_id);
+ free (our_session);
+ if (res < 0) {
+ g_debug ("failed to determine own seat: %s", strerror (-res));
+ g_set_error (error, GDM_FLEXISERVER_ERROR, 0, _("Could not identify the current seat."));
+
+ return FALSE;
+ }
+
+ res = sd_seat_can_multi_session (seat_id);
+ if (res < 0) {
+ free (seat_id);
+
+ g_debug ("failed to determine whether seat can do multi session: %s", strerror (-res));
+ g_set_error (error, GDM_FLEXISERVER_ERROR, 0, _("The system is unable to determine whether to switch to an existing login screen or start up a new login screen."));
+
+ return FALSE;
+ }
+
+ if (res == 0) {
+ free (seat_id);
+
+ g_set_error (error, GDM_FLEXISERVER_ERROR, 0, _("The system is unable to start up a new login screen."));
+
+ return FALSE;
+ }
+
+ res = get_login_window_session_id_for_systemd (seat_id, &session_id);
+ if (res && session_id != NULL) {
+ res = activate_session_id_for_systemd (connection, seat_id, session_id);
+
+ if (res) {
+ ret = TRUE;
+ }
+ }
+
+ if (! ret && g_strcmp0 (seat_id, "seat0") == 0) {
+ res = create_transient_display (connection, error);
+ if (res) {
+ ret = TRUE;
+ }
+ }
+
+ free (seat_id);
+ g_free (session_id);
+
+ return ret;
+}
+#endif
+
+static gboolean
+goto_login_session (GError **error)
+{
+ GError *local_error;
+ GDBusConnection *connection;
+
+ local_error = NULL;
+ connection = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, &local_error);
+ if (connection == NULL) {
+ g_debug ("Failed to connect to the D-Bus daemon: %s", local_error->message);
+ g_propagate_error (error, local_error);
+ return FALSE;
+ }
+
+#ifdef WITH_SYSTEMD
+ if (sd_booted () > 0) {
+ return goto_login_session_for_systemd (connection, error);
+ }
+#endif
+
+#ifdef WITH_CONSOLE_KIT
+ return goto_login_session_for_ck (connection, error);
+#endif
+}
+
+int
+main (int argc, char *argv[])
+{
+ GOptionContext *ctx;
+ gboolean res;
+ GError *error;
+
+ bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR);
+ bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
+ textdomain (GETTEXT_PACKAGE);
+ setlocale (LC_ALL, "");
+
+ /* Option parsing */
+ ctx = g_option_context_new (_("- New GDM login"));
+ g_option_context_set_translation_domain (ctx, GETTEXT_PACKAGE);
+ g_option_context_add_main_entries (ctx, options, NULL);
+ g_option_context_parse (ctx, &argc, &argv, NULL);
+ g_option_context_free (ctx);
+
+
+ if (show_version) {
+ g_print ("%s %s\n", argv [0], VERSION);
+ exit (1);
+ }
+
+ /* don't support commands other than VERSION */
+ if (send_command != NULL) {
+ if (strcmp (send_command, "VERSION") == 0) {
+ g_print ("GDM %s \n", VERSION);
+ return 0;
+ } else {
+ g_warning ("No longer supported");
+ }
+ return 1;
+ }
+
+ gtk_init (&argc, &argv);
+
+ if (monte_carlo_pi) {
+ calc_pi ();
+ return 0;
+ }
+
+ if (args_remaining != NULL && args_remaining[0] != NULL) {
+
+ }
+
+ if (use_xnest) {
+ g_warning ("Not yet implemented");
+ return 1;
+ }
+
+ error = NULL;
+ res = goto_login_session (&error);
+ if (! res) {
+ GtkWidget *dialog;
+ char *message;
+
+ if (error != NULL) {
+ message = g_strdup_printf ("%s", error->message);
+ g_error_free (error);
+ } else {
+ message = g_strdup ("");
+ }
+
+ dialog = gtk_message_dialog_new (NULL,
+ GTK_DIALOG_DESTROY_WITH_PARENT,
+ GTK_MESSAGE_ERROR,
+ GTK_BUTTONS_CLOSE,
+ "%s", _("Unable to start new display"));
+
+ gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
+ "%s", message);
+ g_free (message);
+
+ gtk_window_set_title (GTK_WINDOW (dialog), "");
+ gtk_window_set_icon_name (GTK_WINDOW (dialog), "session-properties");
+ gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
+ gtk_box_set_spacing (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))), 14);
+
+ gtk_dialog_run (GTK_DIALOG (dialog));
+ gtk_widget_destroy (dialog);
+ } else {
+ maybe_lock_screen ();
+ }
+
+ return 1;
+}
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