forked from OSchip/llvm-project
72 lines
2.9 KiB
CMake
72 lines
2.9 KiB
CMake
#===-- CMakeLists.txt ----------------------------------------------------===##
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#
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# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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# See https://llvm.org/LICENSE.txt for license information.
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#
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#===----------------------------------------------------------------------===##
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cmake_minimum_required(VERSION 3.4.3)
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
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set(PARALLELSTL_VERSION_FILE "${CMAKE_CURRENT_SOURCE_DIR}/include/pstl/internal/pstl_config.h")
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file(STRINGS "${PARALLELSTL_VERSION_FILE}" PARALLELSTL_VERSION_SOURCE REGEX "#define PSTL_VERSION .*$")
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string(REGEX MATCH "#define PSTL_VERSION (.*)$" PARALLELSTL_VERSION_SOURCE "${PARALLELSTL_VERSION_SOURCE}")
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math(EXPR VERSION_MAJOR "${PARALLELSTL_VERSION_SOURCE} / 100")
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math(EXPR VERSION_MINOR "${PARALLELSTL_VERSION_SOURCE} % 100")
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project(ParallelSTL VERSION ${VERSION_MAJOR}.${VERSION_MINOR} LANGUAGES CXX)
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option(PARALLELSTL_USE_PARALLEL_POLICIES "Enable parallel policies" ON)
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set(PARALLELSTL_BACKEND "tbb" CACHE STRING "Threading backend; defaults to TBB")
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include(CMakePackageConfigHelpers)
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if (NOT TBB_DIR)
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get_filename_component(PSTL_DIR_NAME ${CMAKE_CURRENT_SOURCE_DIR} NAME)
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string(REPLACE pstl tbb TBB_DIR_NAME ${PSTL_DIR_NAME})
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if (EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/../${TBB_DIR_NAME}/cmake")
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get_filename_component(TBB_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../${TBB_DIR_NAME}/cmake" ABSOLUTE)
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endif()
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endif()
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add_library(ParallelSTL INTERFACE)
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add_library(pstl::ParallelSTL ALIAS ParallelSTL)
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if (PARALLELSTL_USE_PARALLEL_POLICIES)
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if (PARALLELSTL_BACKEND STREQUAL "tbb")
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find_package(TBB 2018 REQUIRED tbb OPTIONAL_COMPONENTS tbbmalloc)
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message(STATUS "Parallel STL uses TBB ${TBB_VERSION} (interface version: ${TBB_INTERFACE_VERSION})")
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target_link_libraries(ParallelSTL INTERFACE TBB::tbb)
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else()
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if (TARGET ${PARALLELSTL_BACKEND})
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target_link_libraries(ParallelSTL INTERFACE ${PARALLELSTL_BACKEND})
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else()
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find_package(${PARALLELSTL_BACKEND} REQUIRED)
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target_link_libraries(ParallelSTL INTERFACE ${${PARALLELSTL_BACKEND}_IMPORTED_TARGETS})
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endif()
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endif()
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else()
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target_compile_definitions(ParallelSTL INTERFACE PSTL_USE_PARALLEL_POLICIES=0)
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endif()
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target_include_directories(ParallelSTL
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INTERFACE
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$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
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$<INSTALL_INTERFACE:include>)
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write_basic_package_version_file(
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${CMAKE_CURRENT_BINARY_DIR}/ParallelSTLConfigVersion.cmake
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VERSION ${PROJECT_VERSION}
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COMPATIBILITY AnyNewerVersion)
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configure_file(
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ParallelSTLConfig.cmake.in
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${CMAKE_CURRENT_BINARY_DIR}/ParallelSTLConfig.cmake
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@ONLY)
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export(TARGETS ParallelSTL NAMESPACE pstl:: FILE ParallelSTLTargets.cmake)
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export(PACKAGE ParallelSTL)
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enable_testing()
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add_subdirectory(test)
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