From: John Ellson <ellson@research.att.com>
Date: Wed, 26 Feb 2014 15:37:40 +0000 (-0500)
Subject: fix #2425
X-Git-Tag: 2.38.0~42^2~11
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c861dc08aa345db30bd0c982ccb7a8eff55d789f;p=graphviz

fix #2425
---

diff --git a/lib/common/shapes.c b/lib/common/shapes.c
index 74d0c899b..9b967c113 100644
--- a/lib/common/shapes.c
+++ b/lib/common/shapes.c
@@ -2886,9 +2886,9 @@ static void poly_gencode(GVJ_t * job, node_t * n)
     if (ND_shape(n)->usershape) {
 	name = ND_shape(n)->name;
 	if (streq(name, "custom"))
-	    name = agget(n, "shapefile");
-	usershape_p = TRUE;
-    } else if ((name = agget(n, "image"))) {
+	    if ((name = agget(n, "shapefile")) && name[0])
+		usershape_p = TRUE;
+    } else if ((name = agget(n, "image")) && name[0]) {
 	usershape_p = TRUE;
     }
     if (usershape_p) {