Load plugins and components

[babeltrace.git] / include / babeltrace / plugin / plugin.h

diff --git a/include/babeltrace/plugin/plugin.h b/include/babeltrace/plugin/plugin.h
index a8e18499f87c88a4a3663f6ae08fe12871bc2307..945deb940a956fe580e66336b4658e506a0796e7 100644 (file)
--- a/include/babeltrace/plugin/plugin.h
+++ b/include/babeltrace/plugin/plugin.h
@@ -29,15 +29,21 @@
  */
 
 #include <babeltrace/plugin/component-factory.h>
+#include <babeltrace/plugin/component.h>
 
+typedef enum bt_component_status (*bt_plugin_init_func)(
+               struct bt_component_factory *factory);
+typedef void (*bt_plugin_exit_func)(void);
+
+/* A plugin must define the __bt_plugin_init symbol */
 #define BT_PLUGIN_NAME(_x)     const char *__bt_plugin_name = (_x)
 #define BT_PLUGIN_AUTHOR(_x)   const char *__bt_plugin_author = (_x)
 #define BT_PLUGIN_LICENSE(_x)  const char *__bt_plugin_license = (_x)
-#define BT_PLUGIN_INIT(_x)     void *__bt_plugin_init = (_x)
-#define BT_PLUGIN_EXIT(_x)     void *__bt_plugin_exit = (_x)
+#define BT_PLUGIN_INIT(_x)      bt_plugin_init __bt_plugin_init = (_x)
+#define BT_PLUGIN_EXIT(_x)      bt_plugin_exit __bt_plugin_exit = (_x)
 
 #define BT_PLUGIN_COMPONENT_CLASSES_BEGIN                      \
-       enum bt_status __bt_plugin_register_component_classes(\
+       enum bt_component_status __bt_plugin_register_component_classes(\
                struct bt_component_factory *factory)\
        {
 
@@ -51,7 +57,7 @@
 
 #define BT_PLUGIN_COMPONENT_CLASSES_END\
        \
-       return BT_STATUS_OK;\
+       return BT_COMPONENT_STATUS_OK;\
 }\
        \
        BT_PLUGIN_INIT(__bt_plugin_register_component_classes);\