From f181b7fa0fe5ce41ccbd93d6e142d35f62fa4d10 Mon Sep 17 00:00:00 2001
From: Joey Hess <joey@kitenet.net>
Date: Mon, 2 Apr 2012 13:50:58 -0400
Subject: [PATCH] uniq list for changed hook

There can be dups when eg, adding a new internal page, apparently.
---
 IkiWiki/Render.pm | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/IkiWiki/Render.pm b/IkiWiki/Render.pm
index 5b461611d..d6c1f4f4c 100644
--- a/IkiWiki/Render.pm
+++ b/IkiWiki/Render.pm
@@ -832,10 +832,10 @@ sub refresh () {
 		run_hooks(rendered => sub { shift->(keys %rendered) });
 		run_hooks(change => sub { shift->(keys %rendered) }); # back-compat
 	}
-	run_hooks(changes => sub {
-		shift->(@$new, @$changed, @$del,
-			@$internal_new, @$internal_changed, @$internal_del);
-	});
+	my %all_changed = map { $_ => 1 }
+		@$new, @$changed, @$del,
+		@$internal_new, @$internal_changed, @$internal_del;
+	run_hooks(changes => sub { shift->(keys %all_changed) });
 }
 
 sub clean_rendered {
-- 
2.26.2