added safe mode (don't load plug-ins).

git-svn-id: svn://sylpheed.sraoss.jp/sylpheed/trunk@3193 ee746299-78ed-0310-b773-934348b2243d

1 files changed, 9 insertions, 0 deletions

diff --git a/src/plugin.c b/src/plugin.c
index c63be7e3..be1636f5 100644
--- a/src/plugin.c
+++ b/src/plugin.c
@@ -299,11 +299,15 @@ static void syl_plugin_class_init(SylPluginClass *klass)
 void syl_plugin_signal_connect(const gchar *name, GCallback callback,
 			       gpointer data)
 {
+	g_return_if_fail(plugin_obj != NULL);
+
 	g_signal_connect(plugin_obj, name, callback, data);
 }
 
 void syl_plugin_signal_disconnect(gpointer func, gpointer data)
 {
+	g_return_if_fail(plugin_obj != NULL);
+
 	g_signal_handlers_disconnect_by_func(plugin_obj, func, data);
 }
 
@@ -311,6 +315,8 @@ void syl_plugin_signal_emit(const gchar *name, ...)
 {
 	guint signal_id;
 
+	g_return_if_fail(plugin_obj != NULL);
+
 	if (g_signal_parse_name(name, G_TYPE_FROM_INSTANCE(plugin_obj), &signal_id, NULL, FALSE)) {
 		 \
 				va_list var_args;
@@ -345,6 +351,7 @@ gint syl_plugin_load(const gchar *name)
 	SylPluginLoadFunc load_func = NULL;
 	gchar *file;
 
+	g_return_val_if_fail(plugin_obj != NULL, -1);
 	g_return_val_if_fail(name != NULL, -1);
 
 	debug_print("syl_plugin_load: loading %s\n", name);
@@ -425,6 +432,8 @@ void syl_plugin_unload_all(void)
 {
 	GSList *cur;
 
+	g_return_if_fail(plugin_obj != NULL);
+
 	for (cur = module_list; cur != NULL; cur = cur->next) {
 		GModule *module = (GModule *)cur->data;
 		SylPluginUnloadFunc unload_func = NULL;