mirror of
https://github.com/openharmony/ark_js_runtime.git
synced 2026-08-26 18:06:39 -04:00
songhao
114 lines
3.9 KiB
Python
Executable File
114 lines
3.9 KiB
Python
Executable File
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# Copyright (c) 2021 Huawei Device Co., Ltd.
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Runs a linking command and optionally a strip command.
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This script exists to avoid using complex shell commands in
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gcc_toolchain.gni's tool("link"), in case the host running the compiler
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does not have a POSIX-like shell (e.g. Windows).
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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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# When running on a Windows host and using a toolchain whose tools are
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# actually wrapper scripts (i.e. .bat files on Windows) rather than binary
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# executables, the "command" to run has to be prefixed with this magic.
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# The GN toolchain definitions take care of that for when GN/Ninja is
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# running the tool directly. When that command is passed in to this
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# script, it appears as a unitary string but needs to be split up so that
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# just 'cmd' is the actual command given to Python's subprocess module.
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BAT_PREFIX = 'cmd /c call '
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def command_to_run(command):
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if command[0].startswith(BAT_PREFIX):
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command = command[0].split(None, 3) + command[1:]
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return command
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def is_static_link(command):
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if "-static" in command:
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return True
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else:
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return False
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""" since static link and dynamic link have different CRT files on ohos,
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and we use dynamic link CRT files as default, so when link statically,
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we need change the CRT files
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"""
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def update_crt(command):
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for item in command:
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if str(item).find("crtbegin_dynamic.o") >= 0:
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index = command.index(item)
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new_crtbegin = str(item).replace("crtbegin_dynamic.o",
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"crtbegin_static.o")
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command[index] = new_crtbegin
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return command
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def main():
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parser = argparse.ArgumentParser(description=__doc__)
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parser.add_argument('--strip',
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help='The strip binary to run',
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metavar='PATH')
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parser.add_argument('--unstripped-file',
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help='Executable file produced by linking command',
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metavar='FILE')
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parser.add_argument('--map-file',
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help=('Use --Wl,-Map to generate a map file. Will be '
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'gzipped if extension ends with .gz'),
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metavar='FILE')
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parser.add_argument('--output',
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required=True,
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help='Final output executable file',
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metavar='FILE')
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parser.add_argument('--clang_rt_dso_path',
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help=('Clang asan runtime shared library'))
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parser.add_argument('command', nargs='+', help='Linking command')
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args = parser.parse_args()
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# Work-around for gold being slow-by-default. http://crbug.com/632230
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fast_env = dict(os.environ)
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fast_env['LC_ALL'] = 'C'
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if is_static_link(args.command):
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command = update_crt(args.command)
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if args.clang_rt_dso_path is not None:
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return 0
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else:
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command = args.command
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result = wrapper_utils.run_link_with_optional_map_file(
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command, env=fast_env, map_file=args.map_file)
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if result != 0:
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return result
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# Finally, strip the linked executable (if desired).
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if args.strip:
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result = subprocess.call(
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command_to_run(
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[args.strip, '-o', args.output, args.unstripped_file]))
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return result
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if __name__ == "__main__":
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sys.exit(main())
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