From: ellson <devnull@localhost>
Date: Tue, 18 Oct 2005 21:11:52 +0000 (+0000)
Subject: fix bug in nextin, nextout.
X-Git-Tag: LAST_LIBGRAPH~32^2~7054
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ea02c8ea89ecb6b9b2376389df72f3b0d0050fda;p=graphviz

fix bug in nextin, nextout.
---

diff --git a/tclpkg/gv/gv.cpp b/tclpkg/gv/gv.cpp
index 029c9b09a..1d5f82de1 100644
--- a/tclpkg/gv/gv.cpp
+++ b/tclpkg/gv/gv.cpp
@@ -597,12 +597,13 @@ Agedge_t *firstout(Agraph_t *g)
 Agedge_t *nextout(Agraph_t *g, Agedge_t *e)
 {
     Agnode_t *n;
+    Agedge_t *ne;
 
     if (!g || !e)
 	return NULL;
-    e = agnxtout(g, e);
-    if (e)
-	return (e);
+    ne = agnxtout(g, e);
+    if (ne)
+	return (ne);
     n = agnxtnode(g, e->tail);
     if (!n)
 	return NULL;
@@ -695,12 +696,13 @@ Agedge_t *firstin(Agraph_t *g)
 Agedge_t *nextin(Agraph_t *g, Agedge_t *e)
 {
     Agnode_t *n;
+    Agedge_t *ne;
 
     if (!g || !e)
 	return NULL;
-    e = agnxtin(g, e);
-    if (e)
-	return (e);
+    ne = agnxtin(g, e);
+    if (ne)
+	return (ne);
     n = agnxtnode(g, n);
     if (!n)
 	return NULL;