From 7a40bcab9a223d29189632cb05d26bc558927520 Mon Sep 17 00:00:00 2001
From: Joey Hess <joey@kodama.kitenet.net>
Date: Tue, 29 Jan 2008 17:36:25 -0500
Subject: add missing test to avoid uninitialised value when a page with
 metadata is removed

---
 IkiWiki/Plugin/calendar.pm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'IkiWiki/Plugin/calendar.pm')

diff --git a/IkiWiki/Plugin/calendar.pm b/IkiWiki/Plugin/calendar.pm
index 4bb4c2c21..aed087eed 100644
--- a/IkiWiki/Plugin/calendar.pm
+++ b/IkiWiki/Plugin/calendar.pm
@@ -390,7 +390,8 @@ sub needsbuild (@) { #{{{
 				# the current day
 				push @$needsbuild, $pagesources{$page};
 			}
-			if (grep { $_ eq $pagesources{$page} } @$needsbuild) {
+			if (exists $pagesources{$page} && 
+			    grep { $_ eq $pagesources{$page} } @$needsbuild) {
 				# remove state, will be re-added if
 				# the calendar is still there during the
 				# rebuild
-- 
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