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path: root/extra/gnome-settings-daemon/systemd-fallback.patch
blob: da0496623e97be81742f649518f66e5f94946d77 (plain)
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commit b9ded09387f0b99ece97baee18595eb9e86a5b9b
Author: Jan Alexander Steffens (heftig) <jan.steffens@gmail.com>
Date:   Mon Mar 12 01:52:54 2012 +0100

    Fallback to CK if systemd is not available
    
    Be nice to distributions where systemd is optional. This will select
    the code path at runtime depending on whether the system was booted
    using systemd.

diff --git a/configure.ac b/configure.ac
index 3b4789f..d522852 100644
--- a/configure.ac
+++ b/configure.ac
@@ -299,7 +299,7 @@ AC_ARG_ENABLE([systemd],
               [with_systemd=$enableval],
               [with_systemd=no])
 if test "$with_systemd" = "yes" ; then
-  PKG_CHECK_MODULES(SYSTEMD, [libsystemd-login])
+  PKG_CHECK_MODULES(SYSTEMD, [libsystemd-daemon libsystemd-login])
   AC_DEFINE(HAVE_SYSTEMD, 1, [Define if systemd is used for session tracking])
   SESSION_TRACKING=systemd
 else
diff --git a/gnome-settings-daemon/gnome-settings-session.c b/gnome-settings-daemon/gnome-settings-session.c
index 5786300..83fe21e 100644
--- a/gnome-settings-daemon/gnome-settings-session.c
+++ b/gnome-settings-daemon/gnome-settings-session.c
@@ -30,6 +30,7 @@
 #include "gnome-settings-session.h"
 
 #ifdef HAVE_SYSTEMD
+#include <systemd/sd-daemon.h>
 #include <systemd/sd-login.h>
 
 typedef struct
@@ -130,10 +131,9 @@ struct GnomeSettingsSessionPrivate
 {
 #ifdef HAVE_SYSTEMD
         GSource                   *sd_source;
-#else
+#endif
 	GDBusProxy		*proxy_session;
 	GCancellable		*cancellable;
-#endif
 	gchar			*session_id;
 	GnomeSettingsSessionState state;
 };
@@ -237,7 +237,7 @@ sessions_changed (gpointer user_data)
         return TRUE;
 }
 
-#else /* HAVE_SYSTEMD */
+#endif /* HAVE_SYSTEMD */
 
 static void
 gnome_settings_session_proxy_signal_cb (GDBusProxy *proxy,
@@ -371,22 +371,25 @@ got_manager_proxy_cb (GObject *source_object, GAsyncResult *res, gpointer user_d
 	g_object_unref (proxy_manager);
 }
 
-#endif /* HAVE_SYSTEMD */
-
 static void
 gnome_settings_session_init (GnomeSettingsSession *session)
 {
 	session->priv = GNOME_SETTINGS_SESSION_GET_PRIVATE (session);
 
 #ifdef HAVE_SYSTEMD
-        sd_pid_get_session (getpid(), &session->priv->session_id);
+        session->priv->sd_source = NULL;
+
+        if (sd_booted () > 0) {
+                sd_pid_get_session (getpid(), &session->priv->session_id);
 
-        session->priv->sd_source = sd_source_new ();
-        g_source_set_callback (session->priv->sd_source, sessions_changed, session, NULL);
-        g_source_attach (session->priv->sd_source, NULL);
+                session->priv->sd_source = sd_source_new ();
+                g_source_set_callback (session->priv->sd_source, sessions_changed, session, NULL);
+                g_source_attach (session->priv->sd_source, NULL);
 
-        sessions_changed (session);
-#else
+                sessions_changed (session);
+                return;
+        }
+#endif
 	session->priv->cancellable = g_cancellable_new ();
 
 	/* connect to ConsoleKit */
@@ -399,7 +402,6 @@ gnome_settings_session_init (GnomeSettingsSession *session)
 				  session->priv->cancellable,
 				  got_manager_proxy_cb,
 				  session);
-#endif
 }
 
 static void
@@ -415,15 +417,17 @@ gnome_settings_session_finalize (GObject *object)
         if (session->priv->sd_source != NULL) {
                 g_source_destroy (session->priv->sd_source);
                 g_source_unref (session->priv->sd_source);
+                goto out;
         }
-#else
+#endif
+
 	g_cancellable_cancel (session->priv->cancellable);
 
 	if (session->priv->proxy_session != NULL)
 		g_object_unref (session->priv->proxy_session);
 	g_object_unref (session->priv->cancellable);
-#endif
 
+out:
 	G_OBJECT_CLASS (gnome_settings_session_parent_class)->finalize (object);
 }
 
diff --git a/plugins/power/gsd-power-manager.c b/plugins/power/gsd-power-manager.c
index 8db04e5..9883d76 100644
--- a/plugins/power/gsd-power-manager.c
+++ b/plugins/power/gsd-power-manager.c
@@ -2031,7 +2031,7 @@ systemd_stop (void)
         g_object_unref (bus);
 }
 
-#else
+#endif
 
 static void
 consolekit_stop_cb (GObject *source_object,
@@ -2081,7 +2081,6 @@ consolekit_stop (void)
                            consolekit_stop_cb, NULL);
         g_object_unref (proxy);
 }
-#endif
 
 static void
 upower_sleep_cb (GObject *source_object,
@@ -2135,10 +2134,11 @@ do_power_action_type (GsdPowerManager *manager,
                  * hibernate is not available and is marginally better
                  * than just powering down the computer mid-write */
 #ifdef HAVE_SYSTEMD
-                systemd_stop ();
-#else
-                consolekit_stop ();
+                if (sd_booted () > 0)
+                        systemd_stop ();
+                else
 #endif
+                        consolekit_stop ();
                 break;
         case GSD_POWER_ACTION_BLANK:
                 ret = gnome_rr_screen_set_dpms_mode (manager->priv->x11_screen,