lib: bt_plugin_find*(): return status code; add "fail on load error" param

[babeltrace.git] / include / babeltrace2 / plugin / plugin-const.h

diff --git a/include/babeltrace2/plugin/plugin-const.h b/include/babeltrace2/plugin/plugin-const.h
index e9d3ee347a5479df94a8b2b25b062b8a46944216..e8a8a2b640a28f6713e85fecaa1c732f422b71c2 100644 (file)
--- a/include/babeltrace2/plugin/plugin-const.h
+++ b/include/babeltrace2/plugin/plugin-const.h
@@ -43,15 +43,28 @@
 extern "C" {
 #endif
 
-extern const bt_plugin *bt_plugin_find(const char *plugin_name);
-
-extern const bt_plugin_set *bt_plugin_find_all_from_file(
-               const char *path);
-
-extern const bt_plugin_set *bt_plugin_find_all_from_dir(
-               const char *path, bt_bool recurse);
-
-extern const bt_plugin_set *bt_plugin_find_all_from_static(void);
+typedef enum bt_plugin_status {
+       BT_PLUGIN_STATUS_OK = 0,
+       BT_PLUGIN_STATUS_NOT_FOUND = 2,
+       BT_PLUGIN_STATUS_ERROR = -1,
+       BT_PLUGIN_STATUS_LOADING_ERROR = -2,
+       BT_PLUGIN_STATUS_NOMEM = -12,
+} bt_plugin_status;
+
+extern bt_plugin_status bt_plugin_find(const char *plugin_name,
+               bt_bool fail_on_load_error, const bt_plugin **plugin);
+
+extern bt_plugin_status bt_plugin_find_all_from_file(
+               const char *path, bt_bool fail_on_load_error,
+               const bt_plugin_set **plugin_set);
+
+extern bt_plugin_status bt_plugin_find_all_from_dir(
+               const char *path, bt_bool recurse, bt_bool fail_on_load_error,
+               const bt_plugin_set **plugin_set);
+
+extern bt_plugin_status bt_plugin_find_all_from_static(
+               bt_bool fail_on_load_error,
+               const bt_plugin_set **plugin_set);
 
 extern const char *bt_plugin_get_name(const bt_plugin *plugin);