diff options
Diffstat (limited to 'utils/sym_match.py')
-rwxr-xr-x | utils/sym_match.py | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/utils/sym_match.py b/utils/sym_match.py new file mode 100755 index 000000000000..48582ce66672 --- /dev/null +++ b/utils/sym_match.py @@ -0,0 +1,51 @@ +#!/usr/bin/env python +#===----------------------------------------------------------------------===## +# +# The LLVM Compiler Infrastructure +# +# This file is dual licensed under the MIT and the University of Illinois Open +# Source Licenses. See LICENSE.TXT for details. +# +#===----------------------------------------------------------------------===## + +""" +sym_match - Match all symbols in a list against a list of regexes. +""" +from argparse import ArgumentParser +import sys +from libcxx.sym_check import util, match, extract + + +def main(): + parser = ArgumentParser( + description='Extract a list of symbols from a shared library.') + parser.add_argument( + '--blacklist', dest='blacklist', + type=str, action='store', default=None) + parser.add_argument( + 'symbol_list', metavar='symbol_list', type=str, + help='The file containing the old symbol list') + parser.add_argument( + 'regexes', metavar='regexes', default=[], nargs='*', + help='The file containing the new symbol list or a library') + args = parser.parse_args() + + if not args.regexes and args.blacklist is None: + sys.stderr.write('Either a regex or a blacklist must be specified.\n') + sys.exit(1) + if args.blacklist: + search_list = util.read_blacklist(args.blacklist) + else: + search_list = args.regexes + + symbol_list = util.extract_or_load(args.symbol_list) + + matching_count, report = match.find_and_report_matching( + symbol_list, search_list) + sys.stdout.write(report) + if matching_count != 0: + print('%d matching symbols found...' % matching_count) + + +if __name__ == '__main__': + main() |