| #!/usr/bin/env python |
| # |
| # Copyright 2015 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Extracts a native library from an Android JAR.""" |
| |
| import os |
| import sys |
| import zipfile |
| |
| |
| def main(): |
| if len(sys.argv) != 4: |
| print 'Usage: %s <android_app_abi> <jar file> <output file>' % sys.argv[0] |
| sys.exit(1) |
| |
| android_app_abi = sys.argv[1] # e.g. armeabi-v7a |
| jar_file = sys.argv[2] # e.g. path/to/foo.jar |
| output_file = sys.argv[3] # e.g. path/to/libfoo.so |
| |
| library_filename = os.path.basename(output_file) |
| library_in_jar = os.path.join('lib', android_app_abi, library_filename) |
| |
| with zipfile.ZipFile(jar_file, 'r') as archive: |
| with open(output_file, 'wb') as target: |
| content = archive.read(library_in_jar) |
| target.write(content) |
| |
| |
| if __name__ == '__main__': |
| sys.exit(main()) |
