doxygen comment for gvgen.c

diff --git a/cmd/tools/gvgen.c b/cmd/tools/gvgen.c
index 7be7450d0932f1ce9ffe2c2e545fe920f7f8133e..4aba7bee7cc11c53f4181fad2a2b3159b3361301 100644 (file)
--- a/cmd/tools/gvgen.c
+++ b/cmd/tools/gvgen.c
@@ -1,3 +1,8 @@
+/**
+ * @file
+ * @brief generate graphs
+ */
+
 /*************************************************************************
  * Copyright (c) 2011 AT&T Intellectual Property 
  * All rights reserved. This program and the accompanying materials