Files
ce_cdm/create_static_bundle.py
2019-02-28 16:25:30 -08:00

108 lines
3.5 KiB
Python
Executable File

#!/usr/bin/python
# Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
# source code may only be used and distributed under the Widevine Master
# License Agreement.
"""Creates a self-contained static library of the CDM."""
from __future__ import print_function
import argparse
import glob
import os
import shutil
import subprocess
import sys
CDM_TOP = os.path.abspath(os.path.dirname(__file__))
REQUIRED_LIBS = [
'device_files',
'license_protocol',
'metrics_proto',
'widevine_cdm_core',
'widevine_ce_cdm_static',
]
SSL_LIB_NAME = 'crypto'
PROTOBUF_NAME = 'protobuf_lite'
RESULT_LIB_NAME = 'widevine_cdm_complete'
def _CombineLinuxLibs(ar, result_path, libs):
# Extract each static library into the temporary directory.
temp_dir = os.path.join(os.path.dirname(result_path), 'bundle_dir')
shutil.rmtree(temp_dir, ignore_errors=True)
os.mkdir(temp_dir)
for lib in libs:
if subprocess.call([ar, 'x', lib], cwd=temp_dir) != 0:
return 1
# Create the combined static library.
if os.path.exists(result_path):
os.remove(result_path)
cmd = [ar, 'rcs', result_path] + glob.glob(os.path.join(temp_dir, '*.o'))
if subprocess.call(cmd) != 0:
return 1
shutil.rmtree(temp_dir, ignore_errors=True)
return 0
def main(args):
parser = argparse.ArgumentParser()
parser.add_argument(
'platform',
help='The platform configuration to use (x86-64, ...). '
'Should be one of the folder names inside platforms/')
parser.add_argument('-r', '--release', dest='build_config', default='Debug',
action='store_const', const='Release',
help='Builds a release build (equivalent to -c Release)')
parser.add_argument('-c', '--config', dest='build_config', default='Debug',
help='Select a build config (Debug, Release). '
'Defaults to Debug.')
parser.add_argument('--ar', dest='ar', default='ar',
help='Use the given program as the archiver (defaults '
'to "ar").')
parser.add_argument('--lib', dest='lib', default='lib.exe',
help='Use the given lib.exe program (defaults to '
'lib.exe, which is normally not on PATH)')
parser.add_argument('--boringssl', dest='ssl', action='store_true',
help='Include BoringSSL in the bundle')
parser.add_argument('--protobuf', dest='protobuf', action='store_true',
help='Include protobuf in the bundle')
options = parser.parse_args(args)
is_win = sys.platform == 'win32'
lib_prefix = '' if is_win else 'lib'
lib_ext = '.lib' if is_win else '.a'
build_dir = os.path.join(CDM_TOP, 'out', options.platform,
options.build_config)
libs = REQUIRED_LIBS
if options.ssl:
libs += [SSL_LIB_NAME]
if options.protobuf:
libs += [PROTOBUF_NAME]
lib_paths = [os.path.join(build_dir, lib_prefix + lib + lib_ext)
for lib in libs]
result_path = os.path.join(build_dir, lib_prefix + RESULT_LIB_NAME + lib_ext)
not_found = [lib for lib in lib_paths if not os.path.exists(lib)]
if not_found:
print('Unable to find %s, be sure to run ./build.py first.' %
os.path.basename(not_found[0]))
return 1
if is_win:
return subprocess.call(
[options.lib, '/NOLOGO', '/OUT:' + result_path] + lib_paths)
else:
return _CombineLinuxLibs(options.ar, result_path, lib_paths)
if __name__ == '__main__':
sys.exit(main(sys.argv[1:]))