Eric Fiselier | 2d9feb5 | 2015-03-20 22:09:29 +0000 | [diff] [blame] | 1 | #!/usr/bin/env python |
Eric Fiselier | a9e91f3 | 2016-01-19 21:58:49 +0000 | [diff] [blame] | 2 | #===----------------------------------------------------------------------===## |
| 3 | # |
| 4 | # The LLVM Compiler Infrastructure |
| 5 | # |
| 6 | # This file is dual licensed under the MIT and the University of Illinois Open |
| 7 | # Source Licenses. See LICENSE.TXT for details. |
| 8 | # |
| 9 | #===----------------------------------------------------------------------===## |
Eric Fiselier | 2d9feb5 | 2015-03-20 22:09:29 +0000 | [diff] [blame] | 10 | """ |
| 11 | sym_extract - Extract and output a list of symbols from a shared library. |
| 12 | """ |
| 13 | from argparse import ArgumentParser |
Eric Fiselier | 1147753 | 2017-02-09 22:53:14 +0000 | [diff] [blame] | 14 | from libcxx.sym_check import extract, util |
Eric Fiselier | 2d9feb5 | 2015-03-20 22:09:29 +0000 | [diff] [blame] | 15 | |
| 16 | |
| 17 | def main(): |
| 18 | parser = ArgumentParser( |
| 19 | description='Extract a list of symbols from a shared library.') |
| 20 | parser.add_argument('library', metavar='shared-lib', type=str, |
| 21 | help='The library to extract symbols from') |
| 22 | parser.add_argument('-o', '--output', dest='output', |
| 23 | help='The output file. stdout is used if not given', |
| 24 | type=str, action='store', default=None) |
| 25 | parser.add_argument('--names-only', dest='names_only', |
| 26 | help='Output only the name of the symbol', |
| 27 | action='store_true', default=False) |
Eric Fiselier | 0d69418 | 2016-11-18 01:40:20 +0000 | [diff] [blame] | 28 | parser.add_argument('--only-stdlib-symbols', dest='only_stdlib', |
| 29 | help="Filter all symbols not related to the stdlib", |
| 30 | action='store_true', default=False) |
Eric Fiselier | 2d9feb5 | 2015-03-20 22:09:29 +0000 | [diff] [blame] | 31 | args = parser.parse_args() |
| 32 | if args.output is not None: |
| 33 | print('Extracting symbols from %s to %s.' |
| 34 | % (args.library, args.output)) |
| 35 | syms = extract.extract_symbols(args.library) |
Eric Fiselier | 0d69418 | 2016-11-18 01:40:20 +0000 | [diff] [blame] | 36 | if args.only_stdlib: |
| 37 | syms, other_syms = util.filter_stdlib_symbols(syms) |
Eric Fiselier | 2d9feb5 | 2015-03-20 22:09:29 +0000 | [diff] [blame] | 38 | util.write_syms(syms, out=args.output, names_only=args.names_only) |
| 39 | |
| 40 | |
| 41 | if __name__ == '__main__': |
| 42 | main() |