From 200c599dcaeb4dde77564b84022b67bf71cd6bfa Mon Sep 17 00:00:00 2001
From: Simon McVittie <smcv@debian.org>
Date: Mon, 22 Nov 2010 23:16:59 +0000
Subject: [PATCH] cgiurl: don't append "?" if there are no parameters

This means we can use cgiurl() instead of $config{cgiurl} if an absolute
URL isn't desired.
---
 IkiWiki.pm | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/IkiWiki.pm b/IkiWiki.pm
index 1d37e7f8e..989f3bee7 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -1044,6 +1044,11 @@ sub cgiurl (@) {
 		$cgiurl=$params{cgiurl};
 		delete $params{cgiurl};
 	}
+
+	unless (%params) {
+		return $cgiurl;
+	}
+
 	return $cgiurl."?".
 		join("&amp;", map $_."=".uri_escape_utf8($params{$_}), keys %params);
 }
-- 
2.39.5