| # Copyright 2016 Google Inc. All Rights Reserved. |
| # |
| # 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. |
| """Starboard base platform configuration for gyp_cobalt.""" |
| |
| import logging |
| import os |
| |
| from config.base import Configs |
| from config.base import PlatformConfigBase |
| |
| |
| class PlatformConfigStarboard(PlatformConfigBase): |
| """Starboard platform configuration.""" |
| |
| def __init__(self, platform, asan_enabled_by_default=False): |
| super(PlatformConfigStarboard, self).__init__(platform) |
| self.asan_default = 1 if asan_enabled_by_default else 0 |
| |
| def IsStarboard(self): |
| return True |
| |
| def GetEnvironmentVariables(self): |
| raise NotImplementedError |
| |
| def GetToolchain(self): |
| """Returns the instance of the toolchain implementation class.""" |
| return None |
| |
| def GetVariables(self, config, use_clang=0): |
| use_asan = 0 |
| use_tsan = 0 |
| vr_enabled = 0 |
| if use_clang: |
| use_tsan = int(os.environ.get('USE_TSAN', 0)) |
| # Enable ASAN by default for debug and devel builds only if USE_TSAN was |
| # not set to 1 in the environment. |
| use_asan_default = self.asan_default if not use_tsan and config in ( |
| Configs.DEBUG, Configs.DEVEL) else 0 |
| use_asan = int(os.environ.get('USE_ASAN', use_asan_default)) |
| |
| # Set environmental variable to enable_vr: 'USE_VR' |
| # Terminal: `export {varname}={value}` |
| # Note: must also edit gyp_configuration.gypi per internal instructions. |
| vr_on_by_default = 0 |
| vr_enabled = int(os.environ.get('USE_VR', vr_on_by_default)) |
| |
| if use_asan == 1 and use_tsan == 1: |
| raise RuntimeError('ASAN and TSAN are mutually exclusive') |
| |
| if use_asan: |
| logging.info('Using ASan Address Sanitizer') |
| if use_tsan: |
| logging.info('Using TSan Thread Sanitizer') |
| |
| variables = { |
| # Cobalt uses OpenSSL on all platforms. |
| 'use_openssl': 1, |
| 'clang': use_clang, |
| # Cobalt relies on the Starboard implementation for DRM on all Starboard |
| # platforms. |
| 'use_widevine': 0, |
| # Whether to build with clang's Address Sanitizer instrumentation. |
| 'use_asan': use_asan, |
| # Whether to build with clang's Thread Sanitizer instrumentation. |
| 'use_tsan': use_tsan, |
| # Whether to enable VR. |
| 'enable_vr': vr_enabled, |
| } |
| return variables |