mirror of
https://github.com/dart-lang/sdk
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2e01df50e9
This reverts commit 7424295ce9
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Reason for revert: Causes VM crash in internal tests - b/271081079
Original change's description:
> [VM] Begin supporting Perfetto file recorder
>
> This CL adds the `TimelineEventPerfettoFileRecorder` class, which is a
> timeline recorder that writes a trace to file in Perfetto's proto
> format. This CL supports the recording of all types of timeline events
> except flow events. Support for flow events will be added in a future
> CL.
>
> TEST=Recorded traces with the Perfetto file recorder and explored them
> in Perfetto's trace viewer, CI
>
> Change-Id: Iaa2051e536589a473c5e15f9de9bb9c251f13d38
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/278942
> Reviewed-by: Ben Konyi <bkonyi@google.com>
> Commit-Queue: Derek Xu <derekx@google.com>
Change-Id: I1c4b0b78be3748b525b82ea66079dd95d412d82e
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/285906
Auto-Submit: Oleh Prypin <oprypin@google.com>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Reviewed-by: Alexander Thomas <athom@google.com>
Commit-Queue: Alexander Thomas <athom@google.com>
82 lines
3 KiB
Python
82 lines
3 KiB
Python
#!/usr/bin/env python3
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# Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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# for details. All rights reserved. Use of this source code is governed by a
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# BSD-style license that can be found in the LICENSE file.
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import os
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import cpplint
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import re
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USE_PYTHON3 = True
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# memcpy does not handle overlapping memory regions. Even though this
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# is well documented it seems to be used in error quite often. To avoid
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# problems we disallow the direct use of memcpy. The exceptions are in
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# third-party code and in platform/globals.h which uses it to implement
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# bit_cast and bit_copy.
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def CheckMemcpy(filename):
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if filename.endswith(os.path.join('platform', 'globals.h')) or \
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filename.find('third_party') != -1:
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return 0
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fh = open(filename, 'r')
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content = fh.read()
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match = re.search('\\bmemcpy\\b', content)
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if match:
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offset = match.start()
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end_of_line = content.index('\n', offset)
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# We allow explicit use of memcpy with an opt-in via NOLINT
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if 'NOLINT' not in content[offset:end_of_line]:
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line_number = content[0:match.start()].count('\n') + 1
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print("%s:%d: use of memcpy is forbidden" % (filename, line_number))
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return 1
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return 0
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def RunLint(input_api, output_api):
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result = []
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cpplint._cpplint_state.ResetErrorCounts()
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memcpy_match_count = 0
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# Find all .cc and .h files in the change list.
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for git_file in input_api.AffectedTextFiles():
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filename = git_file.AbsoluteLocalPath()
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if filename.endswith('.cc') or filename.endswith('.h'):
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# Run cpplint on the file.
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cpplint.ProcessFile(filename, 1)
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# Check for memcpy use.
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memcpy_match_count += CheckMemcpy(filename)
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# Report a presubmit error if any of the files had an error.
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if cpplint._cpplint_state.error_count > 0 or memcpy_match_count > 0:
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result = [output_api.PresubmitError('Failed cpplint check.')]
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return result
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def CheckGn(input_api, output_api):
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return input_api.canned_checks.CheckGNFormatted(input_api, output_api)
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def CheckFormatted(input_api, output_api):
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def convert_warning_to_error(presubmit_result):
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if not presubmit_result.fatal:
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# Convert this warning to an error.
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result_json = presubmit_result.json_format()
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return output_api.PresubmitError(
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message=result_json['message'],
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items=result_json['items'],
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long_text=result_json['long_text'])
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return presubmit_result
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results = input_api.canned_checks.CheckPatchFormatted(input_api, output_api)
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return [convert_warning_to_error(r) for r in results]
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def CheckChangeOnUpload(input_api, output_api):
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return (RunLint(input_api, output_api) + CheckGn(input_api, output_api) +
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CheckFormatted(input_api, output_api))
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def CheckChangeOnCommit(input_api, output_api):
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return (RunLint(input_api, output_api) + CheckGn(input_api, output_api) +
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CheckFormatted(input_api, output_api))
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