blob: 7168e8f4f7c0fdedea2ce89889012fca3e0adb22 [file] [log] [blame]
# Copyright (C) 2017 The Android Open Source Project
#
# 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 itertools
import subprocess
def CheckChange(input, output):
# There apparently is no way to wrap strings in blueprints, so ignore long
# lines in them.
long_line_sources = lambda x: input.FilterSourceFile(
x, white_list=".*", black_list=['Android[.]bp', '.*[.]json$'])
results = []
results += input.canned_checks.CheckDoNotSubmit(input, output)
results += input.canned_checks.CheckChangeHasNoTabs(input, output)
results += input.canned_checks.CheckLongLines(
input, output, 80, source_file_filter=long_line_sources)
results += input.canned_checks.CheckPatchFormatted(input, output)
results += input.canned_checks.CheckGNFormatted(input, output)
results += CheckIncludeGuards(input, output)
results += CheckAndroidBlueprint(input, output)
results += CheckMergedTraceConfigProto(input, output)
results += CheckWhitelist(input, output)
return results
def CheckChangeOnUpload(input_api, output_api):
return CheckChange(input_api, output_api)
def CheckChangeOnCommit(input_api, output_api):
return CheckChange(input_api, output_api)
def CheckAndroidBlueprint(input_api, output_api):
# If no GN files were modified, bail out.
build_file_filter = lambda x: input_api.FilterSourceFile(
x,
white_list=('.*BUILD[.]gn$', '.*[.]gni$', 'tools/gen_android_bp'))
if not input_api.AffectedSourceFiles(build_file_filter):
return []
with open('Android.bp') as f:
current_blueprint = f.read()
new_blueprint = subprocess.check_output(
['tools/gen_android_bp', '--output', '/dev/stdout'])
if current_blueprint != new_blueprint:
return [
output_api.PresubmitError(
'Android.bp is out of date. Please run tools/gen_android_bp '
'to update it.')
]
return []
def CheckIncludeGuards(input_api, output_api):
tool = 'tools/fix_include_guards'
file_filter = lambda x: input_api.FilterSourceFile(
x,
white_list=('.*[.]cc$', '.*[.]h$', tool))
if not input_api.AffectedSourceFiles(file_filter):
return []
if subprocess.call([tool, '--check-only']):
return [
output_api.PresubmitError(
'Please run ' + tool + ' to fix include guards.')
]
return []
def CheckMergedTraceConfigProto(input_api, output_api):
tool = 'tools/gen_merged_protos'
build_file_filter = lambda x: input_api.FilterSourceFile(
x,
white_list=('protos/perfetto/.*[.]proto$', tool))
if not input_api.AffectedSourceFiles(build_file_filter):
return []
if subprocess.call([tool, '--check-only']):
return [
output_api.PresubmitError(
'perfetto_config.proto or perfetto_trace.proto is out of ' +
'date. Please run ' + tool + ' to update it.')
]
return []
# Prevent removing or changing lines in event_whitelist.
def CheckWhitelist(input_api, output_api):
for f in input_api.AffectedFiles():
if f.LocalPath() != 'tools/ftrace_proto_gen/event_whitelist':
continue
if any(new_line != 'removed' and new_line != old_line for old_line, new_line
in itertools.izip(f.OldContents(), f.NewContents())):
return [
output_api.PresubmitError(
'event_whitelist only has two supported changes: '
'appending a new line, and replacing a line with removed.'
)
]
return []