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# util.py -- Utility functions
# Copyright (C) 2006 James Westby <jw+debian@jameswestby.net>
#
# This file is part of bzr-builddeb.
#
# bzr-builddeb 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.
#
# bzr-builddeb 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 bzr-builddeb; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
import shutil
import os
import re
from bzrlib.trace import info, mutter
from debian_bundle.changelog import Changelog
from bzrlib.plugins.builddeb.errors import (MissingChangelogError,
AddChangelogError,
)
def recursive_copy(fromdir, todir):
"""Copy the contents of fromdir to todir. Like shutil.copytree, but the
destination directory must already exist with this method, rather than
not exists for shutil."""
mutter("Copying %s to %s", fromdir, todir)
for entry in os.listdir(fromdir):
path = os.path.join(fromdir, entry)
if os.path.isdir(path):
tosubdir = os.path.join(todir, entry)
if not os.path.exists(tosubdir):
os.mkdir(tosubdir)
recursive_copy(path, tosubdir)
else:
shutil.copy(path, todir)
def goto_branch(branch):
"""Changes to the specified branch dir if it is not None"""
if branch is not None:
info("Building using branch at %s", branch)
os.chdir(branch)
def find_changelog(t, merge):
changelog_file = 'debian/changelog'
larstiq = False
t.lock_read()
try:
if not t.has_filename(changelog_file):
if merge:
#Assume LarstiQ's layout (.bzr in debian/)
changelog_file = 'changelog'
larstiq = True
if not t.has_filename(changelog_file):
raise MissingChangelogError("debian/changelog or changelog")
else:
raise MissingChangelogError("debian/changelog")
else:
if merge and t.has_filename('changelog'):
if os.path.islink('debian') and os.readlink('debian') == '.':
changelog_file = 'changelog'
larstiq = True
mutter("Using '%s' to get package information", changelog_file)
changelog_id = t.path2id(changelog_file)
if changelog_id is None:
raise AddChangelogError(changelog_file)
contents = t.get_file_text(changelog_id)
finally:
t.unlock()
changelog = Changelog()
changelog.parse_changelog(contents, max_blocks=1, allow_empty_author=True)
return changelog, larstiq
def tarball_name(package, version):
"""Return the name of the .orig.tar.gz for the given pakcage and version."""
return "%s_%s.orig.tar.gz" % (package, str(version))
def get_snapshot_revision(upstream_version):
"""Return the upstream revision specifier if specified in the upstream version or None. """
match = re.search("~bzr([0-9]+)$", upstream_version)
if match is not None:
return match.groups()[0]
match = re.search("(?:~|\\+)svn([0-9]+)$", upstream_version)
if match is not None:
return "svn:%s" % match.groups()[0]
return None
# vim: ts=2 sts=2 sw=2
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