From: Joey Hess <joey@gnu.kitenet.net>
Date: Mon, 9 Mar 2009 17:52:51 +0000 (-0400)
Subject: avoid uninitialized value warnings
X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/commitdiff_plain/793e9332c3fc6db6733dce6783d6ac9c8058bb8d?ds=inline

avoid uninitialized value warnings
---

diff --git a/IkiWiki/Plugin/404.pm b/IkiWiki/Plugin/404.pm
index 5550ea7d1..bae9e15d1 100644
--- a/IkiWiki/Plugin/404.pm
+++ b/IkiWiki/Plugin/404.pm
@@ -67,7 +67,8 @@ sub cgi_page_from_404 ($$$) {
 sub cgi ($) {
 	my $cgi=shift;
 
-	if ($ENV{REDIRECT_STATUS} eq '404') {
+	if (exists $ENV{REDIRECT_STATUS} && 
+	    $ENV{REDIRECT_STATUS} eq '404') {
 		my $page = cgi_page_from_404($ENV{REDIRECT_URL},
 			$config{url}, $config{usedirs});
 		IkiWiki::Plugin::goto::cgi_goto($cgi, $page);