blob: 2af50cd2cbcc722116036363b36df3950fe17229 [file] [log] [blame]
# 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):
return {}
def GetToolchain(self):
"""Returns the instance of the toolchain implementation class."""
return None
def GetTargetToolchain(self):
"""Returns a list of target tools."""
# TODO: If this method throws |NotImplementedError|, GYP will fall back to
# the legacy toolchain. Once all platforms are migrated to the
# abstract toolchain, this method should be made |@abstractmethod|.
raise NotImplementedError()
def GetHostToolchain(self):
"""Returns a list of host tools."""
# TODO: If this method throws |NotImplementedError|, GYP will fall back to
# the legacy toolchain. Once all platforms are migrated to the
# abstract toolchain, this method should be made |@abstractmethod|.
raise NotImplementedError()
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,
# 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