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# vim: set fileencoding=utf-8 :
#
# (C) 2012 Guido Günther <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
"""Handle checkin and checkout of archives from the pristine-tar branch"""
import os
import gbp.log
from gbp.command_wrappers import Command
class PristineTar(Command):
"""The pristine-tar branch in a git repository"""
cmd='/usr/bin/pristine-tar'
branch = 'pristine-tar'
def __init__(self, repo):
self.repo = repo
super(PristineTar, self).__init__(self.cmd, cwd=repo.path)
def has_commit(self, archive_regexp):
"""
Do we have a pristine-tar commit for a package matching I{archive_regexp}.
@param archive_regexp: archive name to look for (regexp wildcards allowed)
@type archive_regexp: C{str}
"""
return True if self.get_commit(archive_regexp) else False
def get_commit(self, archive_regexp):
"""
Get the pristine-tar commit of a package matching I{archive_regexp}.
@param archive_regexp: archive name to look for (regexp wildcards allowed)
@type archive_regexp: C{str}
"""
if not self.repo.has_pristine_tar_branch():
return None
regex = ('pristine-tar .* %s' % archive_regexp)
commits = self.repo.grep_log(regex, self.branch)
if commits:
commit = commits[-1]
gbp.log.debug("Found pristine-tar commit at '%s'" % commit)
return commit
return None
def checkout(self, archive):
"""
Checkout an orig archive from pristine-tar branch
@param archive: the name of the orig archive
@type archive: C{str}
"""
self.run_error = 'Couldn\'t checkout "%s": {err_reason}' % os.path.basename(archive)
self.__call__(['checkout', archive])
def commit(self, archive, upstream):
"""
Commit an archive I{archive} to the pristine tar branch using upstream
branch ${upstream}.
@param archive: the archive to commit
@type archive: C{str}
@param upstream: the upstream branch to diff against
@type upstream: C{str}
"""
self.run_error = ("Couldn't commit to '%s' with upstream '%s': {err_reason}" %
(self.branch, upstream))
self.__call__(['commit', archive, upstream])
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