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#!/bin/perl
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (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.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is Mozilla build system.
#
# The Initial Developer of the Original Code is
# Mozilla Foundation.
# Portions created by the Initial Developer are Copyright (C) 2008
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Ted Mielczarek <ted.mielczarek@gmail.com>
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
# Usage: apply-ed-patches.pl <source patch> <target directory> <path to ed>
use FileHandle;
sub do_patch {
my ($ed, $target_file, $patch_file, $fh) = @_;
# these keep winding up read only for me
chmod 0666, $target_file;
print $fh "w\n";
$fh->close();
print "$ed -s $target_file < $patch_file\n";
system "$ed -s $target_file < $patch_file\n";
}
my $header_done = 0;
my ($target_file,$patch_file) = ('','');
my $source_patch = $ARGV[0];
my $srcdir = $ARGV[1];
my $ed = $ARGV[2];
$srcdir = "$srcdir/" unless $srcdir =~ m|/$|;
my $pfh = new FileHandle($source_patch, 'r');
while(<$pfh>) {
# skip initial comment header
next if !$header_done && /^#/;
$header_done = 1;
next if /^Only in/;
if (/^diff -re (\S+)/) {
my $new_file = $1;
$new_file =~ s|^crt/src/||;
$new_file = "$srcdir$new_file";
my $new_patch_file = "$new_file.patch";
if ($target_file ne '') {
do_patch $ed, $target_file, $patch_file, $fh;
}
$target_file = $new_file;
$patch_file = $new_patch_file;
$fh = new FileHandle($patch_file, 'w');
next;
}
print $fh $_ if $fh;
}
do_patch $ed, $target_file, $patch_file, $fh;
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