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# Copyright 2018 Mike Dev
# Copyright 2019 Peter Dimov
# Copyright 2020 Andrey Semashev
# Distributed under the Boost Software License, Version 1.0.
# See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt
cmake_minimum_required(VERSION 3.5...3.16)
project(boost_atomic VERSION "${BOOST_SUPERPROJECT_VERSION}" LANGUAGES CXX)
include(CheckCXXSourceCompiles)
set(boost_atomic_sources src/lock_pool.cpp)
if(WIN32)
set(boost_atomic_sources ${boost_atomic_sources} src/wait_ops_windows.cpp)
endif()
if(WIN32)
# Note: We can't use the Boost::library targets here as they may not yet be included by the superproject when this CMakeLists.txt is included.
set(CMAKE_REQUIRED_INCLUDES "${CMAKE_CURRENT_SOURCE_DIR}/../..")
set(CMAKE_REQUIRED_LIBRARIES synchronization)
check_cxx_source_compiles("#include <${CMAKE_CURRENT_SOURCE_DIR}/config/has_synchronization.cpp>" BOOST_ATOMIC_HAS_SYNCHRONIZATION)
unset(CMAKE_REQUIRED_LIBRARIES)
unset(CMAKE_REQUIRED_INCLUDES)
endif()
add_library(boost_atomic ${boost_atomic_sources})
add_library(Boost::atomic ALIAS boost_atomic)
target_include_directories(boost_atomic PUBLIC include)
target_include_directories(boost_atomic PRIVATE src)
target_link_libraries(boost_atomic
PUBLIC
Boost::assert
Boost::config
Boost::static_assert
Boost::type_traits
PRIVATE
Boost::predef
Boost::preprocessor
)
if(WIN32)
target_link_libraries(boost_atomic
PUBLIC
Boost::winapi
)
if(BOOST_ATOMIC_HAS_SYNCHRONIZATION)
target_link_libraries(boost_atomic PRIVATE synchronization)
endif()
endif()
target_compile_definitions(boost_atomic
PUBLIC
BOOST_ATOMIC_NO_LIB
PRIVATE
BOOST_ATOMIC_SOURCE
)
if(BUILD_SHARED_LIBS)
target_compile_definitions(boost_atomic PUBLIC BOOST_ATOMIC_DYN_LINK)
else()
target_compile_definitions(boost_atomic PUBLIC BOOST_ATOMIC_STATIC_LINK)
endif()
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