[evolution-data-server] Fix issues found by 'make check' in ESource

[Milan Crha <mcrha src gnome org>]

commit 88402ea85d484e109b89162fe2489108812c4802
Author: Milan Crha <mcrha redhat com>
Date:   Tue Feb 3 19:15:46 2015 +0100

    Fix issues found by 'make check' in ESource

 libedataserver/e-source.c |   19 +++++++++++++++----
 1 files changed, 15 insertions(+), 4 deletions(-)
---
diff --git a/libedataserver/e-source.c b/libedataserver/e-source.c
index 1a48583..0160442 100644
--- a/libedataserver/e-source.c
+++ b/libedataserver/e-source.c
@@ -992,6 +992,9 @@ source_idle_data_change_cb (gpointer user_data)
        ESource *source = E_SOURCE (user_data);
        GError *local_error = NULL;
 
+       if (g_source_is_destroyed (g_main_current_source ()))
+               return FALSE;
+
        /* If the ESource is still initializing itself in a different
         * thread, skip the signal emission and try again on the next
         * main loop iteration. This is a busy wait but it should be
@@ -1091,6 +1094,9 @@ source_idle_connection_status_change_cb (gpointer user_data)
        EDBusSource *dbus_source;
        gboolean changed;
 
+       if (g_source_is_destroyed (g_main_current_source ()))
+               return FALSE;
+
        /* If the ESource is still initializing itself in a different
         * thread, skip the signal emission and try again on the next
         * main loop iteration. This is a busy wait but it should be
@@ -1108,11 +1114,13 @@ source_idle_connection_status_change_cb (gpointer user_data)
        g_object_freeze_notify (G_OBJECT (source));
        g_mutex_lock (&source->priv->property_lock);
 
-       dbus_object = E_DBUS_OBJECT (source->priv->dbus_object);
+       if (source->priv->dbus_object) {
+               dbus_object = E_DBUS_OBJECT (source->priv->dbus_object);
 
-       dbus_source = e_dbus_object_get_source (dbus_object);
-       changed = source_update_connection_status_internal (source, dbus_source);
-       g_object_unref (dbus_source);
+               dbus_source = e_dbus_object_get_source (dbus_object);
+               changed = source_update_connection_status_internal (source, dbus_source);
+               g_object_unref (dbus_source);
+       }
 
        if (changed)
                g_object_notify (G_OBJECT (source), "connection-status");
@@ -1252,6 +1260,9 @@ source_idle_changed_cb (gpointer user_data)
 {
        ESource *source = E_SOURCE (user_data);
 
+       if (g_source_is_destroyed (g_main_current_source ()))
+               return FALSE;
+
        /* If the ESource is still initializing itself in a different
         * thread, skip the signal emission and try again on the next
         * main loop iteration.  This is a busy wait but it should be