| #!/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. |
| |
| import argparse |
| import json |
| import os |
| import sys |
| import tempfile |
| |
| from util import build_utils |
| |
| sys.path.append(os.path.abspath(os.path.join( |
| os.path.dirname(__file__), os.pardir))) |
| from pylib import constants |
| |
| |
| def main(args): |
| parser = argparse.ArgumentParser() |
| build_utils.AddDepfileOption(parser) |
| parser.add_argument('--android-sdk-tools', required=True, |
| help='Android sdk build tools directory.') |
| parser.add_argument('--main-dex-rules-path', action='append', default=[], |
| dest='main_dex_rules_paths', |
| help='A file containing a list of proguard rules to use ' |
| 'in determining the class to include in the ' |
| 'main dex.') |
| parser.add_argument('--main-dex-list-path', required=True, |
| help='The main dex list file to generate.') |
| parser.add_argument('--enabled-configurations', |
| help='The build configurations for which a main dex list' |
| ' should be generated.') |
| parser.add_argument('--configuration-name', |
| help='The current build configuration.') |
| parser.add_argument('--multidex-configuration-path', |
| help='A JSON file containing multidex build ' |
| 'configuration.') |
| parser.add_argument('--inputs', |
| help='JARs for which a main dex list should be ' |
| 'generated.') |
| parser.add_argument('paths', nargs='*', default=[], |
| help='JARs for which a main dex list should be ' |
| 'generated.') |
| |
| args = parser.parse_args(build_utils.ExpandFileArgs(args)) |
| |
| if args.multidex_configuration_path: |
| with open(args.multidex_configuration_path) as multidex_config_file: |
| multidex_config = json.loads(multidex_config_file.read()) |
| |
| if not multidex_config.get('enabled', False): |
| return 0 |
| |
| if args.inputs: |
| args.paths.extend(build_utils.ParseGypList(args.inputs)) |
| |
| shrinked_android_jar = os.path.abspath( |
| os.path.join(args.android_sdk_tools, 'lib', 'shrinkedAndroid.jar')) |
| dx_jar = os.path.abspath( |
| os.path.join(args.android_sdk_tools, 'lib', 'dx.jar')) |
| rules_file = os.path.abspath( |
| os.path.join(args.android_sdk_tools, 'mainDexClasses.rules')) |
| |
| proguard_cmd = [ |
| constants.PROGUARD_SCRIPT_PATH, |
| '-forceprocessing', |
| '-dontwarn', '-dontoptimize', '-dontobfuscate', '-dontpreverify', |
| '-libraryjars', shrinked_android_jar, |
| '-include', rules_file, |
| ] |
| for m in args.main_dex_rules_paths: |
| proguard_cmd.extend(['-include', m]) |
| |
| main_dex_list_cmd = [ |
| 'java', '-cp', dx_jar, |
| 'com.android.multidex.MainDexListBuilder', |
| ] |
| |
| input_paths = list(args.paths) |
| input_paths += [ |
| shrinked_android_jar, |
| dx_jar, |
| rules_file, |
| ] |
| input_paths += args.main_dex_rules_paths |
| |
| input_strings = [ |
| proguard_cmd, |
| main_dex_list_cmd, |
| ] |
| |
| output_paths = [ |
| args.main_dex_list_path, |
| ] |
| |
| build_utils.CallAndWriteDepfileIfStale( |
| lambda: _OnStaleMd5(proguard_cmd, main_dex_list_cmd, args.paths, |
| args.main_dex_list_path), |
| args, |
| input_paths=input_paths, |
| input_strings=input_strings, |
| output_paths=output_paths) |
| |
| return 0 |
| |
| |
| def _OnStaleMd5(proguard_cmd, main_dex_list_cmd, paths, main_dex_list_path): |
| paths_arg = ':'.join(paths) |
| main_dex_list = '' |
| try: |
| with tempfile.NamedTemporaryFile(suffix='.jar') as temp_jar: |
| proguard_cmd += [ |
| '-injars', paths_arg, |
| '-outjars', temp_jar.name |
| ] |
| build_utils.CheckOutput(proguard_cmd, print_stderr=False) |
| |
| main_dex_list_cmd += [ |
| temp_jar.name, paths_arg |
| ] |
| main_dex_list = build_utils.CheckOutput(main_dex_list_cmd) |
| except build_utils.CalledProcessError as e: |
| if 'output jar is empty' in e.output: |
| pass |
| elif "input doesn't contain any classes" in e.output: |
| pass |
| else: |
| raise |
| |
| with open(main_dex_list_path, 'w') as main_dex_list_file: |
| main_dex_list_file.write(main_dex_list) |
| |
| |
| if __name__ == '__main__': |
| sys.exit(main(sys.argv[1:])) |
| |