7315d7b3d7
There are now less that 400 days until the end of life of Python 2(aka _legacy_ Python) https://pythonclock.org/ . The code compatibility check for python2 and python3 used the following tools: futurize, flake8 You can see the reports here: https://travis-ci.com/bmsdave/v8/builds This CL was uploaded by git cl split. Bug: v8:8594 Change-Id: I661c52a70527e8ddde841fee6d4dcba282b4a938 Reviewed-on: https://chromium-review.googlesource.com/c/1470123 Commit-Queue: Sergiy Belozorov <sergiyb@chromium.org> Reviewed-by: Sergiy Belozorov <sergiyb@chromium.org> Cr-Commit-Position: refs/heads/master@{#59675}
48 lines
1.4 KiB
Python
Executable File
48 lines
1.4 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright 2018 the V8 project authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# vim:fenc=utf-8:shiftwidth=2:tabstop=2:softtabstop=2:extandtab
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"""
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Generate object-macros-undef.h from object-macros.h.
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"""
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import os.path
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import re
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import sys
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INPUT = 'src/objects/object-macros.h'
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OUTPUT = 'src/objects/object-macros-undef.h'
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HEADER = """// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Generate this file using the {} script.
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// PRESUBMIT_INTENTIONALLY_MISSING_INCLUDE_GUARD
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""".format(os.path.basename(__file__))
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def main():
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if not os.path.isfile(INPUT):
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sys.exit("Input file {} does not exist; run this script in a v8 checkout."
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.format(INPUT))
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if not os.path.isfile(OUTPUT):
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sys.exit("Output file {} does not exist; run this script in a v8 checkout."
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.format(OUTPUT))
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regexp = re.compile('^#define (\w+)')
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seen = set()
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with open(INPUT, 'r') as infile, open(OUTPUT, 'w') as outfile:
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outfile.write(HEADER)
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for line in infile:
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match = regexp.match(line)
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if match and match.group(1) not in seen:
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seen.add(match.group(1))
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outfile.write('#undef {}\n'.format(match.group(1)))
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if __name__ == "__main__":
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main()
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