ognibuild/ognibuild/vcs.py
2021-02-10 02:19:06 +00:00

63 lines
2.1 KiB
Python

#!/usr/bin/python3
# Copyright (C) 2020 Jelmer Vernooij <jelmer@jelmer.uk>
#
# 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import errno
from breezy.errors import NotBranchError
from breezy.export import export
from breezy.workingtree import WorkingTree
from buildlog_consultant.sbuild import (
NoSpaceOnDevice,
)
from . import DetailedFailure
def export_vcs_tree(tree, directory):
try:
export(tree, directory, "dir", None)
except OSError as e:
if e.errno == errno.ENOSPC:
raise DetailedFailure(1, ["export"], NoSpaceOnDevice())
raise
def dupe_vcs_tree(tree, directory):
with tree.lock_read():
if isinstance(tree, WorkingTree):
tree = tree.basis_tree()
try:
result = tree._repository.controldir.sprout(
directory, create_tree_if_local=True, revision_id=tree.get_revision_id()
)
except OSError as e:
if e.errno == errno.ENOSPC:
raise DetailedFailure(1, ["sprout"], NoSpaceOnDevice())
raise
if not result.has_workingtree():
raise AssertionError
# Copy parent location - some scripts need this
if isinstance(tree, WorkingTree):
parent = tree.branch.get_parent()
else:
try:
parent = tree._repository.controldir.open_branch().get_parent()
except NotBranchError:
parent = None
if parent:
result.open_branch().set_parent(parent)