- if (g_once_init_enter (&g_define_type_id__volatile))
- {
- const GTypeInfo initable_info =
- {
- sizeof (GInitableIface), /* class_size */
- NULL, /* base_init */
- NULL, /* base_finalize */
- NULL,
- NULL, /* class_finalize */
- NULL, /* class_data */
- 0,
- 0, /* n_preallocs */
- NULL
- };
- GType g_define_type_id =
- g_type_register_static (G_TYPE_INTERFACE, I_("GInitable"),
- &initable_info, 0);
-
- g_type_interface_add_prerequisite (g_define_type_id, G_TYPE_OBJECT);
-
- g_once_init_leave (&g_define_type_id__volatile, g_define_type_id);
- }
+typedef GInitableIface GInitableInterface;
+G_DEFINE_INTERFACE (GInitable, g_initable, G_TYPE_OBJECT)