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- #!/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())
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