From cecd3bf7256b2bc984220ebf1b845c827ba4a0bf Mon Sep 17 00:00:00 2001
From: Joey Hess <joey@kodama.kitenet.net>
Date: Sat, 26 Jul 2008 19:37:25 -0400
Subject: [PATCH] historyurl can be undef

---
 IkiWiki/Render.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/IkiWiki/Render.pm b/IkiWiki/Render.pm
index 90058199c..cb92d1ade 100644
--- a/IkiWiki/Render.pm
+++ b/IkiWiki/Render.pm
@@ -68,7 +68,7 @@ sub genpage ($$) { #{{{
 		$actions++;
 	}
 		
-	if (length $config{historyurl}) {
+	if (defined $config{historyurl} && length $config{historyurl}) {
 		my $u=$config{historyurl};
 		$u=~s/\[\[file\]\]/$pagesources{$page}/g;
 		$template->param(historyurl => $u);
-- 
2.26.2