mirror of
https://github.com/klzgrad/naiveproxy.git
synced 2024-11-28 16:26:10 +03:00
75 lines
2.5 KiB
Python
75 lines
2.5 KiB
Python
|
#!/usr/bin/env python
|
||
|
# Copyright 2015 The Chromium Authors. All rights reserved.
|
||
|
# Use of this source code is governed by a BSD-style license that can be
|
||
|
# found in the LICENSE file.
|
||
|
|
||
|
"""Runs a linking command and optionally a strip command.
|
||
|
|
||
|
This script exists to avoid using complex shell commands in
|
||
|
gcc_toolchain.gni's tool("link"), in case the host running the compiler
|
||
|
does not have a POSIX-like shell (e.g. Windows).
|
||
|
"""
|
||
|
|
||
|
import argparse
|
||
|
import os
|
||
|
import subprocess
|
||
|
import sys
|
||
|
|
||
|
import wrapper_utils
|
||
|
|
||
|
|
||
|
# When running on a Windows host and using a toolchain whose tools are
|
||
|
# actually wrapper scripts (i.e. .bat files on Windows) rather than binary
|
||
|
# executables, the "command" to run has to be prefixed with this magic.
|
||
|
# The GN toolchain definitions take care of that for when GN/Ninja is
|
||
|
# running the tool directly. When that command is passed in to this
|
||
|
# script, it appears as a unitary string but needs to be split up so that
|
||
|
# just 'cmd' is the actual command given to Python's subprocess module.
|
||
|
BAT_PREFIX = 'cmd /c call '
|
||
|
|
||
|
def CommandToRun(command):
|
||
|
if command[0].startswith(BAT_PREFIX):
|
||
|
command = command[0].split(None, 3) + command[1:]
|
||
|
return command
|
||
|
|
||
|
|
||
|
def main():
|
||
|
parser = argparse.ArgumentParser(description=__doc__)
|
||
|
parser.add_argument('--strip',
|
||
|
help='The strip binary to run',
|
||
|
metavar='PATH')
|
||
|
parser.add_argument('--unstripped-file',
|
||
|
help='Executable file produced by linking command',
|
||
|
metavar='FILE')
|
||
|
parser.add_argument('--map-file',
|
||
|
help=('Use --Wl,-Map to generate a map file. Will be '
|
||
|
'gzipped if extension ends with .gz'),
|
||
|
metavar='FILE')
|
||
|
parser.add_argument('--output',
|
||
|
required=True,
|
||
|
help='Final output executable file',
|
||
|
metavar='FILE')
|
||
|
parser.add_argument('command', nargs='+',
|
||
|
help='Linking command')
|
||
|
args = parser.parse_args()
|
||
|
|
||
|
# Work-around for gold being slow-by-default. http://crbug.com/632230
|
||
|
fast_env = dict(os.environ)
|
||
|
fast_env['LC_ALL'] = 'C'
|
||
|
result = wrapper_utils.RunLinkWithOptionalMapFile(args.command, env=fast_env,
|
||
|
map_file=args.map_file)
|
||
|
if result != 0:
|
||
|
return result
|
||
|
|
||
|
# Finally, strip the linked executable (if desired).
|
||
|
if args.strip:
|
||
|
result = subprocess.call(CommandToRun([
|
||
|
args.strip, '-o', args.output, args.unstripped_file
|
||
|
]))
|
||
|
|
||
|
return result
|
||
|
|
||
|
|
||
|
if __name__ == "__main__":
|
||
|
sys.exit(main())
|