From eb0f0a174a88295ee31e727bec7dbbeda6d02b40 Mon Sep 17 00:00:00 2001
From: Kris Kennaway <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 c500a55f254..c1a25dea2f5 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");