| #!/usr/bin/env python3 |
| # -*- coding: utf-8 -*- |
| # Copyright 2018 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Wrapper of pkg-config like command line to format output for gn. |
| |
| Parses the output and filter the flags with a certain prefix like "-l", "-L", |
| so that it can be used in GN files easily. |
| |
| Usage: |
| arg_prefix_filter_wrapper.py --prefix=-l gtest-config --libs |
| """ |
| |
| from __future__ import print_function |
| |
| import argparse |
| import shlex |
| import sys |
| import subprocess |
| |
| |
| def main(cmd_list, prefix): |
| prefix_len = len(prefix) |
| flags = shlex.split(subprocess.check_output(cmd_list)) |
| filtered = [flag[prefix_len:] for flag in flags if flag.startswith(prefix)] |
| print('\n'.join(filtered)) |
| return |
| |
| |
| if __name__ == '__main__': |
| parser = argparse.ArgumentParser() |
| parser.add_argument('--prefix', type=str, default="-l") |
| args, cmd_list = parser.parse_known_args() |
| sys.exit(main(cmd_list, args.prefix)) |
