From 8ade2369238a0b439192a847f12fcc9748a6d73a Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Sat, 24 May 2008 17:14:24 -0700
Subject: [PATCH] Ignore empty <dir></dir> elements

An empty element would cause every file starting with the current
directory to be scanned, probably not what the user wanted.
---
 src/fcxml.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/fcxml.c b/src/fcxml.c
index a2cc02e..90c079a 100644
--- a/src/fcxml.c
+++ b/src/fcxml.c
@@ -2101,7 +2101,9 @@ FcEndElement(void *userData, const XML_Char *name)
 	    strcat (data, "fonts");
 	}
 #endif
-	if (!FcStrUsesHome (data) || FcConfigHome ())
+	if (strlen ((char *) data) == 0)
+	    FcConfigMessage (parse, FcSevereWarning, "empty font directory name ignored");
+	else if (!FcStrUsesHome (data) || FcConfigHome ())
 	{
 	    if (!FcConfigAddDir (parse->config, data))
 		FcConfigMessage (parse, FcSevereError, "out of memory; cannot add directory %s", data);