Files
UnrealEngine/Engine/Source/ThirdParty/Intel/TBB/oneTBB-2021.13.0/cmake/resumable_tasks.cmake
2025-05-18 13:04:45 +08:00

32 lines
1.0 KiB
CMake

# Copyright (c) 2023 Intel Corporation
#
# 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.
include(CheckSymbolExists)
if (UNIX)
set(CMAKE_REQUIRED_FLAGS -Wno-deprecated-declarations)
if (APPLE)
set(CMAKE_REQUIRED_DEFINITIONS -D_XOPEN_SOURCE)
endif()
check_symbol_exists("getcontext" "ucontext.h" _tbb_have_ucontext)
if (NOT _tbb_have_ucontext)
set(TBB_RESUMABLE_TASKS_USE_THREADS "__TBB_RESUMABLE_TASKS_USE_THREADS=1")
endif()
unset(_tbb_have_ucontext)
unset(CMAKE_REQUIRED_DEFINITIONS)
unset(CMAKE_REQUIRED_FLAGS)
endif()