From: erg <devnull@localhost>
Date: Thu, 16 Apr 2009 20:45:32 +0000 (+0000)
Subject: Change bad edge length into a warning, which is really is;
X-Git-Tag: LAST_LIBGRAPH~32^2~2167
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=59ef81c009bd7a9725a9d87dc4a5943a1f24bd4e;p=graphviz

Change bad edge length into a warning, which is really is;
allow length of 0 for Nop.
---

diff --git a/lib/neatogen/stuff.c b/lib/neatogen/stuff.c
index ee5207da9..a5cc3fd79 100644
--- a/lib/neatogen/stuff.c
+++ b/lib/neatogen/stuff.c
@@ -213,8 +213,8 @@ static double setEdgeLen(graph_t * G, node_t * np, int lenx)
 
     for (ep = agfstout(G, np); ep; ep = agnxtout(G, ep)) {
 	len = doubleattr(ep, lenx, 1.0);
-	if (len <= 0) {
-	    agerr(AGERR, "bad edge len %f in %s ignored\n", len, agnameof(G));
+	if ((len < 0) || ((len == 0) && !Nop)) {
+	    agerr(AGWARN, "bad edge len %f in %s - set to 1\n", len, agnameof(G));
 	    len = 1.0;
 	}
 	ED_dist(ep) = len;