doxygen comment for cvtgxl.c

diff --git a/cmd/tools/cvtgxl.c b/cmd/tools/cvtgxl.c
index 1fea650d57314eb4617d711c0a5985c650c31114..2ce7d34859d6303937b183e0bbdd1583a4ed60cf 100644 (file)
--- a/cmd/tools/cvtgxl.c
+++ b/cmd/tools/cvtgxl.c
@@ -1,3 +1,8 @@
+/**
+ * @file
+ * @brief  <a href=https://en.wikipedia.org/wiki/GXL>GXL</a> converting program
+ */
+
 /*************************************************************************
  * Copyright (c) 2011 AT&T Intellectual Property 
  * All rights reserved. This program and the accompanying materials