From: Emden R. Gansner <erg@alum.mit.edu>
Date: Wed, 26 Mar 2014 22:18:55 +0000 (-0400)
Subject: Fix bug in new pack code for dot.
X-Git-Tag: 2.38.0~7
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=099836ff3202e2922cdbe1c646ddf0369a04e69e;p=graphviz

Fix bug in new pack code for dot.
---

diff --git a/lib/dotgen/dotinit.c b/lib/dotgen/dotinit.c
index de1aaa254..5be5a0f75 100644
--- a/lib/dotgen/dotinit.c
+++ b/lib/dotgen/dotinit.c
@@ -24,7 +24,8 @@ dot_init_subg(graph_t * g, graph_t* droot)
 
     if ((g != agroot(g)))
 	agbindrec(g, "Agraphinfo_t", sizeof(Agraphinfo_t), TRUE);
-    GD_dotroot(g) = droot;
+    if (g == droot)
+	GD_dotroot(agroot(g)) = droot;
 	
     for (subg = agfstsubg(g); subg; subg = agnxtsubg(subg)) {
 	dot_init_subg(subg, droot);