Add lua_util documentation header.

diff --git a/src/lua/lua_util.c b/src/lua/lua_util.c
index 9fc71d86a2e195a8562c38935f3d1f47fab89cd1..5b57c91583daf49d81daa9b9342b22ea5b3d3394 100644 (file)
--- a/src/lua/lua_util.c
+++ b/src/lua/lua_util.c
@@ -28,6 +28,12 @@
 #include "cfg_rcl.h"
 #include "tokenizers/tokenizers.h"
 
+/***
+ * @module rspamd_util
+ * This module contains some generic purpose utilities that could be useful for
+ * testing and production rules.
+ */
+
 /***
  * @function util.create_event_base()
  * Creates new event base for processing asynchronous events