From 9316f3838a06082b0d11dc4de03d67ee1e123738 Mon Sep 17 00:00:00 2001
From: kris <kris@FreeBSD.org>
Date: Sun, 27 Oct 2002 02:12:52 +0000
Subject: [PATCH] Don't dump core if none of the directories in
 /etc/manpath.config exist.

Submitted by:	terry
---
 gnu/usr.bin/man/manpath/manpath.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gnu/usr.bin/man/manpath/manpath.c b/gnu/usr.bin/man/manpath/manpath.c
index c500a55f2546..c1a25dea2f53 100644
--- a/gnu/usr.bin/man/manpath/manpath.c
+++ b/gnu/usr.bin/man/manpath/manpath.c
@@ -493,6 +493,9 @@ get_manpath (perrs, path)
       lp++;
     }
 
+  if (!len)
+    return strdup("");
+
   manpathlist = (char *) malloc (len);
   if (manpathlist == NULL)
     gripe_alloc (len, "manpathlist");