doxygen comment for maze.h

diff --git a/lib/ortho/maze.h b/lib/ortho/maze.h
index fe28381de806aa9e3b19174ffd1aec3433f77d90..2419a16e2da36a42e55827210f10f49b044d1ed5 100644 (file)
--- a/lib/ortho/maze.h
+++ b/lib/ortho/maze.h
@@ -1,3 +1,8 @@
+/**
+ * @file
+ * @brief makes @ref maze with @ref mkMaze for routing orthogonal edges
+ */
+
 /*************************************************************************
  * Copyright (c) 2011 AT&T Intellectual Property 
  * All rights reserved. This program and the accompanying materials