| #!/usr/bin/env python3 |
| # 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 |
| """ |
| |
| import argparse |
| import shlex |
| import subprocess |
| import sys |
| |
| |
| def get_parser(): |
| parser = argparse.ArgumentParser(description=__doc__) |
| parser.add_argument('--prefix', type=str, default='-l') |
| return parser |
| |
| |
| def main(argv): |
| parser = get_parser() |
| opts, cmd_list = parser.parse_known_args(argv) |
| |
| prefix_len = len(opts.prefix) |
| flags = shlex.split(subprocess.check_output(cmd_list, encoding='utf-8')) |
| filtered = [x[prefix_len:] for x in flags if x.startswith(opts.prefix)] |
| print('\n'.join(filtered)) |
| |
| |
| if __name__ == '__main__': |
| sys.exit(main(sys.argv[1:])) |
