From 9148279f3d2b5fe2a195528f384d08b8b974b39d Mon Sep 17 00:00:00 2001
From: Brad Fitzpatrick <brad@danga.com>
Date: Thu, 27 Jan 2011 22:59:58 -0800
Subject: [PATCH] Script to add missing copyright headers on files.

---
 misc/copyrightifity | 68 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100755 misc/copyrightifity

diff --git a/misc/copyrightifity b/misc/copyrightifity
new file mode 100755
index 000000000..3c3c266c9
--- /dev/null
+++ b/misc/copyrightifity
@@ -0,0 +1,68 @@
+#!/usr/bin/perl
+#
+# Copyright 2010 Google Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+# 
+#      http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+#
+# This script adds copyright headers to files.
+
+use strict;
+my $header = do { local $/; <DATA> };
+$header =~ s!\s+$!\n!;
+my $yyyy = (localtime())[5] + 1900;
+$header =~ s/YYYY/$yyyy/ or die;
+
+unless (@ARGV == 1) {
+    die "Usage: copyrightify <filename>\n";
+}
+
+my $file = shift;
+open(my $fh, $file) or die "Open $file error: $!\n";
+my $source = do { local $/; <$fh> };
+close($fh);
+if ($source =~ /Copyright \d\d\d\d/) {
+   print STDERR "# $file - OK\n";
+   exit;
+}
+
+my $newsource = $source;
+if ($file =~ /\.go$/) {
+    $header = "/*\n$header*/\n\n";
+    $newsource = $header . $source;
+} elsif ($file =~ /\.py$/) {
+    $header = join("", map { "# $_\n" } split(/\n/, $header));
+    $newsource = $header . $source;
+} else {
+    die "File type not supported.";
+}
+
+
+open(my $fh, ">$file") or die "Open $file error: $!\n";
+print $fh $newsource;
+close($fh) or die;
+
+__END__
+Copyright YYYY Google Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+     http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.