From ca4ee7020c74d6aad6dc30b2561e1ddea6a53a22 Mon Sep 17 00:00:00 2001 From: Robert Ancell Date: Fri, 16 Oct 2015 11:20:03 +0100 Subject: Use g_object_clear where we can for readibility --- src/greeter.c | 3 +-- src/lightdm.c | 3 +-- src/seat-unity.c | 3 +-- src/seat.c | 68 ++++++++++++++--------------------------------- src/session.c | 13 +++------ src/shared-data-manager.c | 6 +---- src/x-server-xvnc.c | 3 +-- src/x-server.c | 5 +--- 8 files changed, 29 insertions(+), 75 deletions(-) (limited to 'src') diff --git a/src/greeter.c b/src/greeter.c index 5e33ee6d..db52a43d 100644 --- a/src/greeter.c +++ b/src/greeter.c @@ -412,8 +412,7 @@ reset_session (Greeter *greeter) { g_signal_handlers_disconnect_matched (greeter->priv->authentication_session, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, greeter); session_stop (greeter->priv->authentication_session); - g_object_unref (greeter->priv->authentication_session); - greeter->priv->authentication_session = NULL; + g_clear_object (&greeter->priv->authentication_session); } greeter->priv->guest_account_authenticated = FALSE; diff --git a/src/lightdm.c b/src/lightdm.c index 72f7eb0c..d9ec9aff 100644 --- a/src/lightdm.c +++ b/src/lightdm.c @@ -1539,8 +1539,7 @@ main (int argc, char **argv) common_user_list_cleanup (); /* Clean up display manager */ - g_object_unref (display_manager); - display_manager = NULL; + g_clear_object (&display_manager); /* Remove D-Bus interface */ g_dbus_connection_unregister_object (bus, reg_id); diff --git a/src/seat-unity.c b/src/seat-unity.c index 5e3438f5..409c0a46 100644 --- a/src/seat-unity.c +++ b/src/seat-unity.c @@ -140,8 +140,7 @@ compositor_stopped_cb (UnitySystemCompositor *compositor, SeatUnity *seat) { l_debug (seat, "Compositor stopped"); - g_object_unref (seat->priv->compositor); - seat->priv->compositor = NULL; + g_clear_object (&seat->priv->compositor); if (seat_get_is_stopping (SEAT (seat))) check_stopped (seat); diff --git a/src/seat.c b/src/seat.c index 857aa1b0..2e2afd0a 100644 --- a/src/seat.c +++ b/src/seat.c @@ -247,14 +247,11 @@ seat_set_active_session (Seat *seat, Session *session) } /* Lock previous sessions */ - if (seat->priv->active_session) - { - if (session != seat->priv->active_session && !IS_GREETER (seat->priv->active_session)) - session_lock (seat->priv->active_session); - g_object_unref (seat->priv->active_session); - } + if (seat->priv->active_session && session != seat->priv->active_session && !IS_GREETER (seat->priv->active_session)) + session_lock (seat->priv->active_session); session_activate (session); + g_clear_object (&seat->priv->active_session); seat->priv->active_session = g_object_ref (session); } @@ -300,8 +297,7 @@ void seat_set_externally_activated_session (Seat *seat, Session *session) { g_return_if_fail (seat != NULL); - if (seat->priv->active_session) - g_object_unref (seat->priv->active_session); + g_clear_object (&seat->priv->active_session); seat->priv->active_session = g_object_ref (session); } @@ -568,8 +564,7 @@ switch_to_greeter_from_failed_session (Seat *seat, Session *session) } else { - if (seat->priv->session_to_activate) - g_object_unref (seat->priv->session_to_activate); + g_clear_object (&seat->priv->session_to_activate); seat->priv->session_to_activate = g_object_ref (greeter_session); if (can_share_display_server (seat, session_get_display_server (session))) @@ -654,8 +649,7 @@ run_session (Seat *seat, Session *session) if (session == seat->priv->session_to_activate) { seat_set_active_session (seat, session); - g_object_unref (seat->priv->session_to_activate); - seat->priv->session_to_activate = NULL; + g_clear_object (&seat->priv->session_to_activate); } else if (seat->priv->active_session) { @@ -699,8 +693,7 @@ greeter_active_username_changed_cb (Greeter *greeter, GParamSpec *pspec, Seat *s session = find_user_session (seat, greeter_get_active_username (greeter), seat->priv->active_session); - if (seat->priv->next_session) - g_object_unref (seat->priv->next_session); + g_clear_object (&seat->priv->next_session); seat->priv->next_session = session ? g_object_ref (session) : NULL; SEAT_GET_CLASS (seat)->set_next_session (seat, session); @@ -748,20 +741,11 @@ session_stopped_cb (Session *session, Seat *seat) g_signal_handlers_disconnect_matched (session, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, seat); seat->priv->sessions = g_list_remove (seat->priv->sessions, session); if (session == seat->priv->active_session) - { - g_object_unref (seat->priv->active_session); - seat->priv->active_session = NULL; - } + g_clear_object (&seat->priv->active_session); if (session == seat->priv->next_session) - { - g_object_unref (seat->priv->next_session); - seat->priv->next_session = NULL; - } + g_clear_object (&seat->priv->next_session); if (session == seat->priv->session_to_activate) - { - g_object_unref (seat->priv->session_to_activate); - seat->priv->session_to_activate = NULL; - } + g_clear_object (&seat->priv->session_to_activate); display_server = session_get_display_server (session); if (!display_server) @@ -782,10 +766,7 @@ session_stopped_cb (Session *session, Seat *seat) /* We were waiting for this session, but it didn't start :( */ // FIXME: Start a greeter on this? if (session == seat->priv->session_to_activate) - { - g_object_unref (seat->priv->session_to_activate); - seat->priv->session_to_activate = NULL; - } + g_clear_object (&seat->priv->session_to_activate); if (seat->priv->stopping) { @@ -1222,8 +1203,7 @@ greeter_start_session_cb (Greeter *greeter, SessionType type, const gchar *sessi } /* Switch to this session when it is ready */ - if (seat->priv->session_to_activate) - g_object_unref (seat->priv->session_to_activate); + g_clear_object (&seat->priv->session_to_activate); seat->priv->session_to_activate = g_object_ref (session); /* Return to existing session if it is open */ @@ -1454,8 +1434,7 @@ seat_switch_to_greeter (Seat *seat) if (!greeter_session) return FALSE; - if (seat->priv->session_to_activate) - g_object_unref (seat->priv->session_to_activate); + g_clear_object (&seat->priv->session_to_activate); seat->priv->session_to_activate = g_object_ref (greeter_session); display_server = create_display_server (seat, SESSION (greeter_session)); @@ -1487,8 +1466,7 @@ switch_authentication_complete_cb (Session *session, Seat *seat) else { l_debug (seat, "Session authenticated, starting display server"); - if (seat->priv->session_to_activate) - g_object_unref (seat->priv->session_to_activate); + g_clear_object (&seat->priv->session_to_activate); seat->priv->session_to_activate = g_object_ref (session); display_server = create_display_server (seat, session); session_set_display_server (session, display_server); @@ -1526,8 +1504,7 @@ switch_authentication_complete_cb (Session *session, Seat *seat) } else { - if (seat->priv->session_to_activate) - g_object_unref (seat->priv->session_to_activate); + g_clear_object (&seat->priv->session_to_activate); seat->priv->session_to_activate = g_object_ref (greeter_session); display_server = create_display_server (seat, SESSION (greeter_session)); @@ -1603,8 +1580,7 @@ seat_switch_to_guest (Seat *seat, const gchar *session_name) display_server = create_display_server (seat, session); - if (seat->priv->session_to_activate) - g_object_unref (seat->priv->session_to_activate); + g_clear_object (&seat->priv->session_to_activate); seat->priv->session_to_activate = g_object_ref (session); session_set_pam_service (session, seat_get_string_property (seat, "pam-autologin-service")); session_set_display_server (session, display_server); @@ -1673,14 +1649,12 @@ seat_lock (Seat *seat, const gchar *username) display_server = create_display_server (seat, SESSION (greeter_session)); session_set_display_server (SESSION (greeter_session), display_server); - if (seat->priv->session_to_activate) - g_object_unref (seat->priv->session_to_activate); + g_clear_object (&seat->priv->session_to_activate); seat->priv->session_to_activate = g_object_ref (greeter_session); if (reuse_xserver) { - if (seat->priv->replacement_greeter) - g_object_unref (seat->priv->replacement_greeter); + g_clear_object (&seat->priv->replacement_greeter); seat->priv->replacement_greeter = g_object_ref (greeter_session); return TRUE; } @@ -1753,8 +1727,7 @@ seat_real_start (Seat *seat) { DisplayServer *display_server; - if (seat->priv->session_to_activate) - g_object_unref (seat->priv->session_to_activate); + g_clear_object (&seat->priv->session_to_activate); seat->priv->session_to_activate = g_object_ref (session); display_server = create_display_server (seat, session); @@ -1783,8 +1756,7 @@ seat_real_start (Seat *seat) return FALSE; } - if (seat->priv->session_to_activate) - g_object_unref (seat->priv->session_to_activate); + g_clear_object (&seat->priv->session_to_activate); seat->priv->session_to_activate = g_object_ref (greeter_session); session = SESSION (greeter_session); diff --git a/src/session.c b/src/session.c index 1f278d10..f7f4ac09 100644 --- a/src/session.c +++ b/src/session.c @@ -135,8 +135,7 @@ session_set_config (Session *session, SessionConfig *config) { g_return_if_fail (session != NULL); - if (session->priv->config) - g_object_unref (session->priv->config); + g_clear_object (&session->priv->config); session->priv->config = g_object_ref (config); } @@ -246,11 +245,7 @@ void session_set_x_authority (Session *session, XAuthority *authority, gboolean use_system_location) { g_return_if_fail (session != NULL); - if (session->priv->x_authority) - { - g_object_unref (session->priv->x_authority); - session->priv->x_authority = NULL; - } + g_clear_object (&session->priv->x_authority); if (authority) session->priv->x_authority = g_object_ref (authority); session->priv->x_authority_use_system_location = use_system_location; @@ -484,9 +479,7 @@ from_child_cb (GIOChannel *source, GIOCondition condition, gpointer data) { g_free (session->priv->username); session->priv->username = username; - if (session->priv->user) - g_object_unref (session->priv->user); - session->priv->user = NULL; + g_clear_object (&session->priv->user); } else g_free (username); diff --git a/src/shared-data-manager.c b/src/shared-data-manager.c index 8285a86d..fd7427e3 100644 --- a/src/shared-data-manager.c +++ b/src/shared-data-manager.c @@ -49,11 +49,7 @@ shared_data_manager_get_instance (void) void shared_data_manager_cleanup (void) { - if (singleton) - { - g_object_unref (singleton); - singleton = NULL; - } + g_clear_object (&singleton); } static void diff --git a/src/x-server-xvnc.c b/src/x-server-xvnc.c index e5edd1ac..aea28177 100644 --- a/src/x-server-xvnc.c +++ b/src/x-server-xvnc.c @@ -158,8 +158,7 @@ stopped_cb (Process *process, XServerXVNC *server) { l_debug (server, "Xvnc server stopped"); - g_object_unref (server->priv->x_server_process); - server->priv->x_server_process = NULL; + g_clear_object (&server->priv->x_server_process); x_server_local_release_display_number (x_server_get_display_number (X_SERVER (server))); diff --git a/src/x-server.c b/src/x-server.c index b82f3c6b..d0260bef 100644 --- a/src/x-server.c +++ b/src/x-server.c @@ -90,12 +90,9 @@ x_server_set_authority (XServer *server, XAuthority *authority) { g_return_if_fail (server != NULL); - if (server->priv->authority) - g_object_unref (server->priv->authority); + g_clear_object (&server->priv->authority); if (authority) server->priv->authority = g_object_ref (authority); - else - server->priv->authority = NULL; } XAuthority * -- cgit v1.2.1