memory/jemalloc/apply-ed-patches.pl
author Neil Deakin <neil@mozilla.com>
Wed, 10 Jun 2009 14:00:39 -0400
changeset 29018 cabb8925dcd3d831a244b01e0a37c29b8793c77b
parent 15656 966103bcd4895d9064a04d3de246b7637a90bce6
permissions -rwxr-xr-x
Bug 178324, refactor focus by moving all focus handling into one place and simplifying it, add many tests, fixes many other bugs too numerous to mention in this small checkin comment, r=josh,smichaud,ere,dbaron,marco,neil,gavin,smaug,sr=smaug (CLOSED TREE)

#!/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
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# the provisions above, a recipient may use your version of this file under
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# ***** 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;