--- addressbook/backends/groupwise/e-book-backend-groupwise.c	2006-06-09 15:05:45.000000000 +0530
+++ addressbook/backends/groupwise/e-book-backend-groupwise-new.c	2006-06-09 14:35:19.000000000 +0530
@@ -73,12 +73,12 @@ struct _EBookBackendGroupwisePrivate {
 	int mode;
 	int cache_timeout;
 	EBookBackendSummary *summary;
+	GMutex *update_cache_mutex;
 	GMutex *update_mutex;
 	DB     *file_db;
 	DB_ENV *env;
 	/* for future use */
 	void *reserved1;
-	void *reserved2;
 };
 
 static GStaticMutex global_env_lock = G_STATIC_MUTEX_INIT;
@@ -1170,6 +1170,7 @@ e_book_backend_groupwise_create_contact 
 			e_contact_set (contact, E_CONTACT_UID, id);
 			g_free (id);
 			e_book_backend_db_cache_add_contact (egwb->priv->file_db, contact);
+			egwb->priv->file_db->sync(egwb->priv->file_db, 0);
 			e_book_backend_summary_add_contact (egwb->priv->summary, contact);
 			e_data_book_respond_create(book, opid, GNOME_Evolution_Addressbook_Success, contact);
 			
@@ -1223,6 +1224,7 @@ e_book_backend_groupwise_remove_contacts
 			e_book_backend_db_cache_remove_contact (ebgw->priv->file_db, id);
 			e_book_backend_summary_remove_contact (ebgw->priv->summary, id);
 		}
+		ebgw->priv->file_db->sync(ebgw->priv->file_db, 0);
 		e_data_book_respond_remove_contacts (book, opid,
 						     GNOME_Evolution_Addressbook_Success,  deleted_ids);
 		return;
@@ -1358,6 +1360,7 @@ e_book_backend_groupwise_modify_contact 
 			e_book_backend_db_cache_remove_contact (egwb->priv->file_db, id);
 			e_book_backend_summary_remove_contact (egwb->priv->summary, id);
 			e_book_backend_db_cache_add_contact (egwb->priv->file_db, contact);
+			egwb->priv->file_db->sync(egwb->priv->file_db, 0);
 			e_book_backend_summary_add_contact (egwb->priv->summary, contact);
 		}
 		else 
@@ -2691,6 +2694,8 @@ update_cache (EBookBackendGroupwise *ebg
 	if (!ebgw)
 		return FALSE;
 
+	g_mutex_lock (ebgw->priv->update_cache_mutex);
+
 	if (enable_debug) {
 		g_get_current_time(&start);
 		printf("updating cache for %s\n", ebgw->priv->book_name);
@@ -2729,6 +2734,7 @@ update_cache (EBookBackendGroupwise *ebg
 			bonobo_object_unref (book_view);
 		if (enable_debug)
 			printf("No connection with the server \n");
+		g_mutex_unlock (ebgw->priv->update_cache_mutex);
 		return FALSE;
 	}
 	
@@ -2738,6 +2744,7 @@ update_cache (EBookBackendGroupwise *ebg
 		contact = e_contact_new ();
 		fill_contact_from_gw_item (contact, E_GW_ITEM (gw_items->data), 
 					   ebgw->priv->categories_by_id);
+
 		e_contact_set (contact, E_CONTACT_BOOK_URI, ebgw->priv->original_uri);
 		id =  e_contact_get_const (contact, E_CONTACT_UID);
 
@@ -2782,6 +2789,7 @@ update_cache (EBookBackendGroupwise *ebg
 		printf("updating the cache for %s complated in %ld.%03ld seconds for %d contacts\n", 
 			ebgw->priv->book_name, diff / 1000, diff % 1000, contact_num);
 	}
+	g_mutex_unlock (ebgw->priv->update_cache_mutex);
 	return FALSE;
 }
 
@@ -2797,6 +2805,7 @@ update_address_book_deltas (EBookBackend
 	EContact *contact;
 	EDataBookView *book_view;
 	GroupwiseBackendSearchClosure *closure;
+	EGwItem *item;
 
 	if (!ebgw)
 		return FALSE;
@@ -2827,6 +2836,9 @@ update_address_book_deltas (EBookBackend
 		if (enable_debug)
 			printf ("sequence is reset, rebuilding cache...\n");
 		build_cache (ebgw);
+		add_sequence_to_cache (priv->file_db, server_first_sequence, 
+				       server_last_sequence, server_last_po_rebuild_time);
+		ebgw->priv->file_db->sync (ebgw->priv->file_db, 0);
 		g_mutex_unlock (priv->update_mutex);
 		return TRUE;
 	}
@@ -2844,6 +2856,7 @@ update_address_book_deltas (EBookBackend
 		add_sequence_to_cache (priv->file_db, server_first_sequence, 
 				       server_last_sequence, server_last_po_rebuild_time);
 		ebgw->priv->file_db->sync (ebgw->priv->file_db, 0);
+		g_mutex_unlock (priv->update_mutex);
 		return TRUE;
 	}
 
@@ -2896,6 +2909,8 @@ update_address_book_deltas (EBookBackend
 			if (add_list == NULL && delete_list == NULL) {
 				if (enable_debug)
 					printf("sequence differs but no changes found !!!\n");
+				add_sequence_to_cache (priv->file_db, server_first_sequence, 
+				       server_last_sequence, server_last_po_rebuild_time);
 				g_mutex_unlock (priv->update_mutex);
 				return TRUE;
 			}
@@ -2945,6 +2960,20 @@ update_address_book_deltas (EBookBackend
 							   E_GW_ITEM (add_list->data), 
 							   ebgw->priv->categories_by_id);
 
+				/* When a distribution list is modified the server sends me a delete and add response.
+				But it doesnt send me the members, so i have to explicitly request the server for the members 				     of the distribution list */
+
+				if (e_contact_get (contact, E_CONTACT_IS_LIST)) {
+					if(enable_debug)
+						printf ("Contact List modified fetching the members of the contact list\n");
+							
+					status = e_gw_connection_get_item (ebgw->priv->cnc, ebgw->priv->container_id, e_contact_get (contact, E_CONTACT_UID), "name email default members", &item);
+					g_object_unref (contact);
+					contact = e_contact_new ();
+					fill_contact_from_gw_item (contact, item, ebgw->priv->categories_by_id);
+					g_object_unref (item);
+				}
+
 				if (enable_debug)
 					printf("contact email:%s, contact name:%s\n", (char *)e_contact_get(contact, E_CONTACT_EMAIL_1),(char *) e_contact_get(contact, E_CONTACT_GIVEN_NAME));
 				e_contact_set (contact, 
@@ -2977,7 +3006,6 @@ update_address_book_deltas (EBookBackend
 			}
 			cache_last_sequence += contact_num;
 
-
 		/* cache is updated, now adding the sequence information to the cache */
 
 		add_sequence_to_cache (priv->file_db, server_first_sequence, 
@@ -3054,11 +3082,15 @@ e_book_backend_groupwise_authenticate_us
 	const char *cache_refresh_interval_set;
 	int cache_refresh_interval = CACHE_REFRESH_INTERVAL;
 
-	if (enable_debug)
-		printf ("authenticate user ............\n");
 	ebgw = E_BOOK_BACKEND_GROUPWISE (backend);
 	priv = ebgw->priv;
 
+	if (enable_debug) {
+		printf ("authenticate user ............\n");
+		if(priv->book_name)
+			printf("book_name:%s\n", priv->book_name);
+	}
+
 	
 	switch (ebgw->priv->mode) {
 	case GNOME_Evolution_Addressbook_MODE_LOCAL:
@@ -3094,9 +3126,6 @@ e_book_backend_groupwise_authenticate_us
 		
 		id = NULL;
 		is_writable = FALSE;
-		if (enable_debug)
- 			if(priv->book_name)
-				printf("book_name:%s\n", priv->book_name);
 		status = e_gw_connection_get_address_book_id (priv->cnc,  priv->book_name, &id, &is_writable); 
 		if (status == E_GW_CONNECTION_STATUS_INVALID_CONNECTION)
 			status = e_gw_connection_get_address_book_id (priv->cnc,  priv->book_name, &id, &is_writable); 
@@ -3632,6 +3661,8 @@ e_book_backend_groupwise_dispose (GObjec
 		}
 		if (bgw->priv->update_mutex)
 			g_mutex_free (bgw->priv->update_mutex);
+		if (bgw->priv->update_cache_mutex)
+			g_mutex_free (bgw->priv->update_cache_mutex);
 		
 		g_free (bgw->priv);
 		bgw->priv = NULL;
@@ -3690,8 +3721,8 @@ e_book_backend_groupwise_init (EBookBack
 	priv->original_uri = NULL;
 	priv->cache_timeout = 0;
 	priv->update_mutex = g_mutex_new();
+	priv->update_cache_mutex = g_mutex_new ();
 	priv->reserved1 = NULL;
-	priv->reserved2 = NULL;
        	backend->priv = priv;
 
 	if (g_getenv ("GROUPWISE_DEBUG")) {