| #!/usr/bin/env python |
| # |
| # Copyright (C) 2017 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| # pylint: disable=not-callable |
| |
| import sys |
| import subprocess |
| |
| def create_map_file(lib_file, map_file): |
| output = open(map_file, 'w') |
| symbols = subprocess.check_output(['nm', '-g', '--defined-only', lib_file], |
| universal_newlines=True) |
| output.write('# AUTO-GENERATED by mapfile.py. DO NOT EDIT.\n') |
| output.write('LIBCLANG_RT_ASAN {\n') |
| output.write(' global:\n') |
| for line in symbols.splitlines(): |
| _, symbol_type, symbol_name = line.split(' ', 2) |
| if symbol_type in ['T', 'W', 'B', 'i']: |
| output.write(' {};\n'.format(symbol_name)) |
| |
| output.write(' local:\n') |
| output.write(' *;\n') |
| output.write('};\n') |
| output.close() |
| |
| # for testing and standalone usage. |
| if __name__ == '__main__': |
| create_map_file(sys.argv[1], sys.argv[2]) |