From 170b86a2efb1908355f5812eaa3f3de4a2dcaa49 Mon Sep 17 00:00:00 2001
From: Simon McVittie <smcv@ http://smcv.pseudorandom.co.uk/>
Date: Sat, 31 Jan 2009 18:09:24 +0000
Subject: CGI: set up goto hook so that /ikiwiki.cgi?do=goto can be an Apache
 ErrorDocument

---
 IkiWiki/CGI.pm | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index 82cad40c8..7e968d966 100644
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -403,7 +403,14 @@ sub cgi (;$$) {
 	# commenter are for compatibility with any saved URLs
 	if ($do eq 'goto' || $do eq 'recentchanges_link' ||
 	    $do eq 'commenter') {
-		cgi_goto($q);
+		my $page = undef;
+
+		if ($ENV{REDIRECT_STATUS} eq '404') {
+			$page = cgi_page_from_404($ENV{REDIRECT_URL},
+				$config{url}, $config{usedirs});
+		}
+
+		cgi_goto($q, $page);
 	}
 
 	# Need to lock the wiki before getting a session.
-- 
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