648db22b |
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() |