From: erg <devnull@localhost>
Date: Sat, 23 Apr 2005 22:32:43 +0000 (+0000)
Subject: Fix bug 691
X-Git-Tag: LAST_LIBGRAPH~32^2~7634
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=310957801b9dce4f160e81cf915cc3c207977736;p=graphviz

Fix bug 691
---

diff --git a/lib/graph/parser.y b/lib/graph/parser.y
index b51169aa4..40d0fdf3c 100644
--- a/lib/graph/parser.y
+++ b/lib/graph/parser.y
@@ -418,7 +418,7 @@ node_port	:	/* empty */
 node_stmt	:	node_id
 				{Current_class = TAG_NODE; N = (Agnode_t*)($1.obj);}
 			opt_attr_list
-				{free($1.port);Current_class = TAG_GRAPH; /* reset */}
+				{agstrfree($1.port);Current_class = TAG_GRAPH; /* reset */}
 		;
 
 edge_stmt	:	node_id
@@ -476,6 +476,9 @@ qsymbol		:	T_qsymbol {$$ = $1; }
 #ifdef UNUSED
 /* grammar allowing port variants */
 /* at present, these are not used, so we remove them from the grammar */
+/* NOTE: If used, these should be rewritten to take into account the */
+/* move away from using ':' in the string and that symbols come from */
+/* agstrdup and need to be freed. */
 node_port	:	/* empty */
 		|	port_location 
 		|	port_angle 			/* undocumented */