From 9f60880207c6c7d00a2e4e4d904ef720de58f45b Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Sun, 1 Jan 2012 17:56:51 -0500
Subject: [PATCH] Fix Perl copyright script to skip .git subdirectory;  running
 it on those files corrupts the index.

---
 src/tools/copyright.pl | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/tools/copyright.pl b/src/tools/copyright.pl
index 08e5f5e39d4..9c591e8fb1d 100755
--- a/src/tools/copyright.pl
+++ b/src/tools/copyright.pl
@@ -2,7 +2,7 @@
 #################################################################
 # copyright.pl -- update copyright notices throughout the source tree, idempotently.
 #
-# Copyright (c) 2011, PostgreSQL Global Development Group
+# Copyright (c) 2011-2012, PostgreSQL Global Development Group
 #
 # src/tools/copyright.pl
 #################################################################
@@ -23,6 +23,13 @@ print "Using current year:  $year\n";
 find({wanted => \&wanted, no_chdir => 1}, '.');
 
 sub wanted {
+    # prevent corruption of git indexes, ./.git
+    if ($File::Find::name =~ m{^\./\.git$})
+    {
+	$File::Find::prune = 1;
+	return;
+    }
+
     return if ! -f $File::Find::name || -l $File::Find::name;
 
     my @lines;
-- 
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