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- # Copyright 2018 The Dawn Authors
- #
- # Licensed under the Apache License, Version 2.0 (the "License");
- # you may not use this file except in compliance with the License.
- # You may obtain a copy of the License at
- #
- # http://www.apache.org/licenses/LICENSE-2.0
- #
- # Unless required by applicable law or agreed to in writing, software
- # distributed under the License is distributed on an "AS IS" BASIS,
- # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- # See the License for the specific language governing permissions and
- # limitations under the License.
- import os
- import platform
- import subprocess
- def _DoClangFormat(input_api, output_api):
- # Our binary clang-format is a linux binary compiled for x64
- if platform.system() != 'Linux' or platform.architecture()[0] != '64bit':
- return [output_api.PresubmitNotifyResult('Skipping clang-format')]
- # We need to know which commit to diff against. It doesn't seem to be exposed anywhere
- # except in that private member of presubmit_support.Change. This is likely to break
- # but hopefully we have an updated clang-format in CPID/GS before it does.
- upstream_commit = input_api.change._upstream
- if upstream_commit == None:
- return []
- lint_cmd = [
- 'scripts/lint_clang_format.sh',
- 'third_party/clang-format/clang-format',
- upstream_commit
- ]
- # Make clang-format use our linux x64 sysroot because it is compiled with a version of
- # stdlibc++ that's incompatible with the old libraries present on the bots.
- env = {
- 'LD_LIBRARY_PATH': os.path.join(
- os.getcwd(),
- 'build',
- 'linux',
- 'debian_sid_amd64-sysroot',
- 'usr',
- 'lib',
- 'x86_64-linux-gnu'
- )
- }
- # Call the linting script and forward the output as a notification or as an error
- try:
- output = subprocess.check_output(lint_cmd, env=env);
- return [output_api.PresubmitNotifyResult(output)]
- except subprocess.CalledProcessError as e:
- return [output_api.PresubmitError(e.output)]
- def _DoCommonChecks(input_api, output_api):
- results = []
- results.extend(input_api.canned_checks.CheckChangedLUCIConfigs(input_api, output_api))
- results.extend(input_api.canned_checks.CheckGNFormatted(input_api, output_api))
- results.extend(_DoClangFormat(input_api, output_api))
- return results
- def CheckChangeOnUpload(input_api, output_api):
- return _DoCommonChecks(input_api, output_api)
- def CheckChangeOnCommit(input_api, output_api):
- return _DoCommonChecks(input_api, output_api)
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