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# Copyright (C) 2005 Aaron Bentley
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# <aaron.bentley@utoronto.ca>
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# Copyright (C) 2005, 2008 Aaron Bentley, 2006 Michael Ellerman
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# <aaron@aaronbentley.com>
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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from subprocess import Popen, PIPE
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from bzrlib import urlutils
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from bzrlib.transport import get_transport
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from bzrlib.workingtree import WorkingTree
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from bzrlib.plugins.bzrtools.bzrtools import open_from_url
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from errors import PatchFailed, PatchInvokeError
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def patch(tree, location, strip, quiet=False):
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"""Apply a patch to a branch, using patch(1). URLs may be used."""
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if location is None:
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my_file = sys.stdin
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location = urlutils.normalize_url(location)
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dirname, basename = urlutils.split(location)
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my_file = get_transport(dirname).get(basename)
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cmd = ['patch', '--directory', tree.basedir, '--strip', str(strip)]
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my_file = open_from_url(location)
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patches = [my_file.read()]
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return run_patch(tree.basedir, patches, strip, quiet=quiet)
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def run_patch(directory, patches, strip=0, reverse=False, dry_run=False,
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quiet=False, _patch_cmd='patch', target_file=None):
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args = [_patch_cmd, '-d', directory, '-s', '-p%d' % strip, '-f']
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child_proc = Popen(cmd, stdin=PIPE)
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child_proc.stdin.write(line)
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child_proc.stdin.close()
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args.append('--quiet')
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if sys.platform == "win32":
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args.append('--binary')
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if sys.platform.startswith('freebsd'):
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args.append('--check')
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args.append('--dry-run')
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stderr = subprocess.PIPE
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if target_file is not None:
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args.append(target_file)
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process = subprocess.Popen(args, stdin=subprocess.PIPE,
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stdout=subprocess.PIPE, stderr=stderr)
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raise PatchInvokeError(e)
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process.stdin.write(str(patch))
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raise PatchInvokeError(e, process.stderr.read())
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result = process.wait()
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sys.stdout.write(process.stdout.read())