38 lines
850 B
Python
38 lines
850 B
Python
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#!/usr/bin/env python3
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# Copyright 2023 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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"""
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Compare builtins hashes from two architectures and enforce their equality.
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Bail out with an error and details on the difference otherwise.
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"""
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import difflib
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import sys
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assert len(sys.argv) > 3
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file1 = sys.argv[1]
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file2 = sys.argv[2]
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report = sys.argv[3]
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with open(file1) as f1, open(file2) as f2:
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diff = list(difflib.unified_diff(
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f1.read().splitlines(),
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f2.read().splitlines(),
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fromfile=file1,
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tofile=file2,
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lineterm='',
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))
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if diff:
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print('Detected incompatible builtins hashes:')
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for line in diff:
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print(line)
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sys.exit(1)
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with open(report, 'w') as f:
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f.write('No builtins incompatibilities detected.')
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