From: north <devnull@localhost>
Date: Thu, 8 Nov 2007 20:32:25 +0000 (+0000)
Subject: Ag_dictop_G has to be reset to 0 after user.
X-Git-Tag: LAST_LIBGRAPH~32^2~5051
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e0dd5d2c7d971d7acd5af444b799b906ba2c0a29;p=graphviz

Ag_dictop_G has to be reset to 0 after user.
---

diff --git a/lib/cgraph/utils.c b/lib/cgraph/utils.c
index da2a50bdb..af497b6bf 100644
--- a/lib/cgraph/utils.c
+++ b/lib/cgraph/utils.c
@@ -63,6 +63,7 @@ Dict_t *agdtopen(Agraph_t * g, Dtdisc_t * disc, Dtmethod_t * method)
     Ag_dictop_G = g;
     d = dtopen(disc, method);
     disc->memoryf = memf;
+    Ag_dictop_G = NIL(Agraph_t*);
     return d;
 }
 
@@ -90,6 +91,7 @@ void agdtclose(Agraph_t * g, Dict_t * dict)
     if (dtclose(dict))
 	abort();
     disc->memoryf = memf;
+    Ag_dictop_G = NIL(Agraph_t*);
 }
 
 void agdtdisc(Agraph_t * g, Dict_t * dict, Dtdisc_t * disc)