def main(): parser = ArgumentParser( description='Extract a list of symbols from a shared library.') parser.add_argument( '--names-only', dest='names_only', help='Only print symbol names', action='store_true', default=False) parser.add_argument( '--removed-only', dest='removed_only', help='Only print removed symbols', action='store_true', default=False) parser.add_argument('--only-stdlib-symbols', dest='only_stdlib', help="Filter all symbols not related to the stdlib", action='store_true', default=False) parser.add_argument( '-o', '--output', dest='output', help='The output file. stdout is used if not given', type=str, action='store', default=None) parser.add_argument( '--demangle', dest='demangle', action='store_true', default=False) parser.add_argument( 'old_syms', metavar='old-syms', type=str, help='The file containing the old symbol list or a library') parser.add_argument( 'new_syms', metavar='new-syms', type=str, help='The file containing the new symbol list or a library') args = parser.parse_args() old_syms_list = util.extract_or_load(args.old_syms) new_syms_list = util.extract_or_load(args.new_syms) if args.only_stdlib: old_syms_list, _ = util.filter_stdlib_symbols(old_syms_list) new_syms_list, _ = util.filter_stdlib_symbols(new_syms_list) added, removed, changed = diff.diff(old_syms_list, new_syms_list) if args.removed_only: added = {} report, is_break = diff.report_diff(added, removed, changed, names_only=args.names_only, demangle=args.demangle) if args.output is None: print(report) else: with open(args.output, 'w') as f: f.write(report + '\n') sys.exit(is_break)
def main(): parser = ArgumentParser( description='Extract a list of symbols from a shared library.') parser.add_argument('library', metavar='shared-lib', type=str, help='The library to extract symbols from') parser.add_argument('-o', '--output', dest='output', help='The output file. stdout is used if not given', type=str, action='store', default=None) parser.add_argument('--names-only', dest='names_only', help='Output only the name of the symbol', action='store_true', default=False) parser.add_argument('--only-stdlib-symbols', dest='only_stdlib', help="Filter all symbols not related to the stdlib", action='store_true', default=False) args = parser.parse_args() if args.output is not None: print('Extracting symbols from %s to %s.' % (args.library, args.output)) syms = extract.extract_symbols(args.library) if args.only_stdlib: syms, other_syms = util.filter_stdlib_symbols(syms) util.write_syms(syms, out=args.output, names_only=args.names_only)