1
# Copyright (C) 2005, 2008 Aaron Bentley, 2006 Michael Ellerman
2
# <aaron@aaronbentley.com>
4
# This program is free software; you can redistribute it and/or modify
5
# it under the terms of the GNU General Public License as published by
6
# the Free Software Foundation; either version 2 of the License, or
7
# (at your option) any later version.
9
# This program is distributed in the hope that it will be useful,
10
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12
# GNU General Public License for more details.
14
# You should have received a copy of the GNU General Public License
15
# along with this program; if not, write to the Free Software
16
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20
from bzrlib.workingtree import WorkingTree
23
from bzrlib.plugins.bzrtools.bzrtools import open_from_url
24
from errors import CommandError, PatchFailed, PatchInvokeError
26
def patch(tree, location, strip, quiet=False):
27
"""Apply a patch to a branch, using patch(1). URLs may be used."""
32
my_file = open_from_url(location)
33
patches = [my_file.read()]
34
return run_patch(tree.basedir, patches, strip, quiet=quiet)
37
def run_patch(directory, patches, strip=0, reverse=False, dry_run=False,
38
quiet=False, _patch_cmd='patch'):
39
args = [_patch_cmd, '-d', directory, '-s', '-p%d' % strip, '-f']
41
args.append('--quiet')
43
if sys.platform == "win32":
44
args.append('--binary')
49
if sys.platform.startswith('freebsd'):
50
args.append('--check')
52
args.append('--dry-run')
53
stderr = subprocess.PIPE
58
process = subprocess.Popen(args, stdin=subprocess.PIPE,
59
stdout=subprocess.PIPE, stderr=stderr)
61
raise PatchInvokeError(e)
64
process.stdin.write(str(patch))
68
raise PatchInvokeError(e, process.stderr.read())
70
result = process.wait()
72
sys.stdout.write(process.stdout.read())