# HG changeset patch
# User Thinker K.F. Li <thinker@codemud.net>
# Date 1284091912 -28800
# Node ID 882a80582a6422a121b490543dc2efd9aae0c78f
# Parent  2bf2462071402daea2651d7ea69f2ce93dbec35f
Doc on arguments of _walk_code_tree()

diff -r 2bf246207140 -r 882a80582a64 src/cospy.c
--- a/src/cospy.c	Fri Sep 10 12:07:47 2010 +0800
+++ b/src/cospy.c	Fri Sep 10 12:11:52 2010 +0800
@@ -130,6 +130,9 @@
  *
  * \param accept_code is tree code of nodes that calling cb for or -1
  *		to call cb for every node.
+ * \param cb is callback that you want to use for visiting selected nodes.
+ * \param data is user data passed to cb.
+ * \param parent is a link node to parent and ancestors.
  * \param visit is true for traveling and false for cleaning.
  */
 static void