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-rwxr-xr-xexamples/gbp-pull112
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-#!/usr/bin/python -u
-# vim: set fileencoding=utf-8 :
-#
-# (C) 2009 Guido Guenther <agx@sigxcpu.org>
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-#
-# heavily inspired by dom-safe-pull which is © 2009 Stéphane Glondu <steph@glondu.net>
-#
-"""fast forward debian, upstream and pristine-tar branch"""
-
-import sys
-import os, os.path
-from gbp.command_wrappers import (GitFetch, GitMerge, Command, CommandExecFailed)
-from gbp.config import (GbpOptionParser, GbpOptionGroup)
-from gbp.errors import GbpError
-from gbp.git import (GitRepositoryError, GitRepository)
-
-def fast_forward_branch(branch, repo, options):
- remote = repo.get_merge_branch(branch)
- fast_forward = repo.is_fast_forward(branch, remote)
- if not fast_forward:
- if options.force:
- print "Non-fast forwarding '%s' due to --force" % branch
- fast_forward = True
- else:
- print "Skipping non-fast forward of '%s' - use --force" % branch
- if fast_forward:
- repo.set_branch(branch)
- GitMerge(remote)()
-
-def main(argv):
- changelog = 'debian/changelog'
- retval = 0
- pristine_tar = 'pristine-tar'
-
- parser = GbpOptionParser(command=os.path.basename(argv[0]), prefix='',
- usage='%prog [options] - safely update a repository from remote')
- branch_group = GbpOptionGroup(parser, "branch options", "branch layout options")
- parser.add_option_group(branch_group)
- branch_group.add_config_file_option(option_name="upstream-branch", dest="upstream_branch")
- branch_group.add_config_file_option(option_name="debian-branch", dest="debian_branch")
- branch_group.add_boolean_config_file_option(option_name="pristine-tar", dest="pristine_tar")
- parser.add_option("--force", action="store_true", dest="force", default=False,
- help="force update even if not fast forward")
- parser.add_option("--redo-pq", action="store_true", dest="redo_pq", default=False,
- help="Redo the patch queue branch after a pull. Warning: this drops the old patch-queue branch")
- parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False,
- help="verbose command execution")
-
- (options, args) = parser.parse_args(argv)
-
- if options.verbose:
- Command.verbose = True
-
- try:
- repo = GitRepository(os.path.curdir)
- except GitRepositoryError:
- print >>sys.stderr, "%s is not a git repository" % (os.path.abspath('.'))
- return 1
-
- try:
- branches = []
- current = repo.get_branch()
-
- for branch in [ options.debian_branch, options.upstream_branch ]:
- if repo.has_branch(branch):
- branches += [ branch ]
-
- if repo.has_branch(pristine_tar) and options.pristine_tar:
- branches += [ pristine_tar ]
-
- (ret, out) = repo.is_clean()
- if not ret:
- print >>sys.stderr, "You have uncommitted changes in your source tree:"
- print >>sys.stderr, out
- raise GbpError
-
- GitFetch()()
- for branch in branches:
- fast_forward_branch(branch, repo, options)
-
- if options.redo_pq:
- repo.set_branch(options.debian_branch)
- Command("gbp-pq")(["drop"])
- Command("gbp-pq")(["import"])
-
- repo.set_branch(current)
- except CommandExecFailed:
- retval = 1
- except GbpError, err:
- if len(err.__str__()):
- print >>sys.stderr, err
- retval = 1
-
- return retval
-
-if __name__ == '__main__':
- sys.exit(main(sys.argv))
-
-# vim:et:ts=4:sw=4:et:sts=4:ai:set list listchars=tab\:»·,trail\:·: