Provide initial module structure to Doxygen.

sql/event_data_objects.cc:
  Add module comments.
sql/event_data_objects.h:
  Add module comments.
sql/event_db_repository.cc:
  Add module comments.
sql/event_db_repository.h:
  Add module comments.
sql/event_queue.cc:
  Add module comments.
sql/event_queue.h:
  Add module comments.
sql/event_scheduler.cc:
  Add module comments.
sql/event_scheduler.h:
  Add module comments.
sql/events.cc:
  Add module comments.
sql/events.h:
  Add module comments.
sql/lock.cc:
  Add module comments.
sql/sp_head.h:
  Add module comments.
sql/sql_base.cc:
  Add module comments.
sql/sql_lex.h:
  Add module comments.
sql/sql_parse.cc:
  Add module comments.
sql/sql_select.cc:
  Add module comments.
sql/sql_yacc.yy:
  Add module comments.

1 files changed, 8 insertions, 0 deletions

diff --git a/sql/event_queue.cc b/sql/event_queue.cc
index 95f207844fc..71ae5c7652f 100644
--- a/sql/event_queue.cc
+++ b/sql/event_queue.cc
@@ -17,6 +17,10 @@
 #include "event_queue.h"
 #include "event_data_objects.h"
 
+/**
+  @addtogroup Event_Scheduler
+  @{
+*/
 
 #define EVENT_QUEUE_INITIAL_SIZE 30
 #define EVENT_QUEUE_EXTENT       30
@@ -749,3 +753,7 @@ Event_queue::dump_internal_status()
 
   DBUG_VOID_RETURN;
 }
+
+/**
+  @} (End of group Event_Scheduler)
+*/