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#
# Copyright (C) 2021 Codethink Limited
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library. If not, see <http://www.gnu.org/licenses/>.
#
# Authors:
# Valentin David <valentin.david@codethink.co.uk>
import os
from buildstream import Source, utils, Consistency
class PatchQueueSource(Source):
def configure(self, node):
self.node_validate(node, Source.COMMON_CONFIG_KEYS + ['path', 'strip'])
self.path = self.node_get_project_path(node, 'path',
check_is_dir=True)
self.fullpath = os.path.join(self.get_project_directory(), self.path)
def preflight(self):
self.host_git = utils.get_host_tool("git")
def __get_patches(self):
for p in sorted(os.listdir(self.fullpath)):
yield os.path.join(self.fullpath, p)
def get_unique_key(self):
return [utils.sha256sum(p) for p in self.__get_patches()]
def get_consistency(self):
return Consistency.CACHED
def load_ref(self, node):
pass
def get_ref(self):
return None
def set_ref(self, ref, node):
pass
def fetch(self):
pass
def stage(self, directory):
with self.timed_activity("Applying patch queue: {}".format(self.path)):
command = [
self.host_git,
'-C', directory,
'--git-dir', os.path.join(directory, '.git'),
'--work-tree', directory,
'apply'
]
command.extend(self.__get_patches())
self.call(command,
fail="Failed to apply patches from {}".format(self.path))
def setup():
return PatchQueueSource
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