| 1 | #!/usr/bin/env python3 |
| 2 | # ############################################################################# |
| 3 | # Copyright (c) 2018-present lzutao <taolzu(at)gmail.com> |
| 4 | # All rights reserved. |
| 5 | # |
| 6 | # This source code is licensed under both the BSD-style license (found in the |
| 7 | # LICENSE file in the root directory of this source tree) and the GPLv2 (found |
| 8 | # in the COPYING file in the root directory of this source tree). |
| 9 | # ############################################################################# |
| 10 | import re |
| 11 | |
| 12 | |
| 13 | def find_version_tuple(filepath): |
| 14 | version_file_data = None |
| 15 | with open(filepath) as fd: |
| 16 | version_file_data = fd.read() |
| 17 | |
| 18 | patterns = r"""#\s*define\s+ZSTD_VERSION_MAJOR\s+([0-9]+) |
| 19 | #\s*define\s+ZSTD_VERSION_MINOR\s+([0-9]+) |
| 20 | #\s*define\s+ZSTD_VERSION_RELEASE\s+([0-9]+) |
| 21 | """ |
| 22 | regex = re.compile(patterns, re.MULTILINE) |
| 23 | version_match = regex.search(version_file_data) |
| 24 | if version_match: |
| 25 | return version_match.groups() |
| 26 | raise Exception("Unable to find version string") |
| 27 | |
| 28 | |
| 29 | def main(): |
| 30 | import argparse |
| 31 | parser = argparse.ArgumentParser(description='Print zstd version from lib/zstd.h') |
| 32 | parser.add_argument('file', help='path to lib/zstd.h') |
| 33 | args = parser.parse_args() |
| 34 | version_tuple = find_version_tuple(args.file) |
| 35 | print('.'.join(version_tuple)) |
| 36 | |
| 37 | |
| 38 | if __name__ == '__main__': |
| 39 | main() |