From: Emden R. Gansner <erg@research.att.com>
Date: Thu, 11 Jul 2013 15:26:36 +0000 (-0400)
Subject: Fix bug 2292
X-Git-Tag: LAST_LIBGRAPH~32^2~145
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=68cee3111f5cbbd2434431a70bf57797eee66db1;p=graphviz

Fix bug 2292
---

diff --git a/lib/common/utils.c b/lib/common/utils.c
index 19ed3b4f2..aa67f4c25 100644
--- a/lib/common/utils.c
+++ b/lib/common/utils.c
@@ -389,11 +389,11 @@ const char *safefile(const char *filename)
 	 * files only from the directory specified in
 	 * the GV_FILE_PATH environment variable.
 	 */
-	if (!Gvfilepath) {
+	if (!Gvfilepath || (*Gvfilepath == '\0')) {
 	    if (onetime) {
 		agerr(AGWARN,
-		      "file loading is disabled because the environment contains SERVER_NAME=\"%s\"n"
-		      "and there is no GV_FILE_PATH variable set.\n",
+		      "file loading is disabled because the environment contains SERVER_NAME=\"%s\"\n"
+		      "and the GV_FILE_PATH variable is unset or empty.\n",
 		      HTTPServerEnVar);
 		onetime = FALSE;
 	    }