mirror of
https://github.com/klzgrad/naiveproxy.git
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79 lines
2.4 KiB
Python
79 lines
2.4 KiB
Python
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#!/usr/bin/env python
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# Copyright 2015 The Chromium 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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"""Runs the 'ar' command after removing its output file first.
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This script is invoked like:
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python gcc_ar_wrapper.py --ar=$AR --output=$OUT $OP $INPUTS
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to do the equivalent of:
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rm -f $OUT && $AR $OP $OUT $INPUTS
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"""
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import argparse
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import os
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import subprocess
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import sys
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import wrapper_utils
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def main():
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parser = argparse.ArgumentParser(description=__doc__)
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parser.add_argument('--ar',
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required=True,
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help='The ar binary to run',
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metavar='PATH')
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parser.add_argument('--output',
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required=True,
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help='Output archive file',
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metavar='ARCHIVE')
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parser.add_argument('--plugin',
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help='Load plugin')
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parser.add_argument('--resource-whitelist',
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help='Merge all resource whitelists into a single file.',
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metavar='PATH')
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parser.add_argument('operation',
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help='Operation on the archive')
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parser.add_argument('inputs', nargs='+',
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help='Input files')
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args = parser.parse_args()
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# Specifies the type of object file ar should examine.
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# The ar on linux ignores this option.
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object_mode = []
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if sys.platform.startswith('aix'):
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# The @file feature is not available on ar for AIX.
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# For linux (and other posix like systems), the @file_name
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# option reads the contents of file_name as command line arguments.
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# For AIX we must parse these (rsp files) manually.
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# Read rspfile.
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args.inputs = wrapper_utils.ResolveRspLinks(args.inputs)
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object_mode = ['-X64']
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else:
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if args.resource_whitelist:
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whitelist_candidates = wrapper_utils.ResolveRspLinks(args.inputs)
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wrapper_utils.CombineResourceWhitelists(
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whitelist_candidates, args.resource_whitelist)
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command = [args.ar] + object_mode + [args.operation]
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if args.plugin is not None:
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command += ['--plugin', args.plugin]
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command.append(args.output)
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command += args.inputs
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# Remove the output file first.
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try:
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os.remove(args.output)
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except OSError as e:
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if e.errno != os.errno.ENOENT:
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raise
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# Now just run the ar command.
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return subprocess.call(wrapper_utils.CommandToRun(command))
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if __name__ == "__main__":
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sys.exit(main())
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