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cmake_minimum_required(VERSION 3.0)
cmake_policy(VERSION 3.0...3.22)
# Include guard for including this project multiple times
if(TARGET Headers)
return()
endif()
project(OpenCLHeaders
VERSION 2.2
LANGUAGES C # Ideally should be NONE, but GNUInstallDirs detects platform arch using try_compile
# https://stackoverflow.com/questions/43379311/why-does-project-affect-cmakes-opinion-on-cmake-sizeof-void-p
)
option(OPENCL_HEADERS_BUILD_TESTING "Enable support for OpenCL C headers testing." OFF)
option(OPENCL_HEADERS_BUILD_CXX_TESTS "Enable support for OpenCL C headers testing in C++ mode." ON)
set (CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
include(JoinPaths)
include(GNUInstallDirs)
add_library(Headers INTERFACE)
add_library(OpenCL::Headers ALIAS Headers)
if(CMAKE_SYSTEM_NAME MATCHES Darwin)
execute_process(
COMMAND ln -snf ${CMAKE_CURRENT_SOURCE_DIR}/CL ${CMAKE_CURRENT_BINARY_DIR}/CL
COMMAND ln -snf ${CMAKE_CURRENT_SOURCE_DIR}/CL ${CMAKE_CURRENT_BINARY_DIR}/OpenCL
)
target_include_directories(Headers
INTERFACE
$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
)
install(CODE "
file(MAKE_DIRECTORY ${CMAKE_INSTALL_FULL_INCLUDEDIR}/CL)
execute_process(
COMMAND ln -snf CL ${CMAKE_INSTALL_FULL_INCLUDEDIR}/OpenCL
)"
)
else()
target_include_directories(Headers
INTERFACE
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
)
endif()
install(
TARGETS Headers
EXPORT OpenCLHeadersTargets
)
install(
DIRECTORY CL
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
)
export(
EXPORT OpenCLHeadersTargets
FILE ${PROJECT_BINARY_DIR}/OpenCLHeaders/OpenCLHeadersTargets.cmake
NAMESPACE OpenCL::
)
file(
WRITE ${PROJECT_BINARY_DIR}/OpenCLHeaders/OpenCLHeadersConfig.cmake
"include(\"\${CMAKE_CURRENT_LIST_DIR}/OpenCLHeadersTargets.cmake\")"
)
set(config_package_location ${CMAKE_INSTALL_DATADIR}/cmake/OpenCLHeaders)
install(
EXPORT OpenCLHeadersTargets
FILE OpenCLHeadersTargets.cmake
NAMESPACE OpenCL::
DESTINATION ${config_package_location}
)
install(
FILES ${CMAKE_CURRENT_BINARY_DIR}/OpenCLHeaders/OpenCLHeadersConfig.cmake
DESTINATION ${config_package_location}
)
unset(CMAKE_SIZEOF_VOID_P)
include(CMakePackageConfigHelpers)
write_basic_package_version_file(
${CMAKE_CURRENT_BINARY_DIR}/OpenCLHeaders/OpenCLHeadersConfigVersion.cmake
VERSION ${PROJECT_VERSION}
COMPATIBILITY AnyNewerVersion
)
install(
FILES ${CMAKE_CURRENT_BINARY_DIR}/OpenCLHeaders/OpenCLHeadersConfigVersion.cmake
DESTINATION ${config_package_location}
)
if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME OR OPENCL_HEADERS_BUILD_TESTING)
include(CTest)
endif()
if((CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME OR OPENCL_HEADERS_BUILD_TESTING) AND BUILD_TESTING)
add_subdirectory(tests)
endif()
if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
find_package(Python3 COMPONENTS Interpreter)
set(OPENCL_HEADERS_XML_PATH CACHE FILEPATH "Path to cl.xml for OpenCL Header genereration")
set(OPENCL_HEADERS_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/generated)
add_custom_target(headers_generate
COMMAND ${CMAKE_COMMAND} -E make_directory ${OPENCL_HEADERS_OUTPUT_DIRECTORY}
COMMAND ${CMAKE_COMMAND} -E chdir ${CMAKE_CURRENT_SOURCE_DIR}/scripts
${Python3_EXECUTABLE} gen_headers.py
-registry ${OPENCL_HEADERS_XML_PATH}
-o ${OPENCL_HEADERS_OUTPUT_DIRECTORY}
)
add_custom_target(headers_copy
COMMAND ${CMAKE_COMMAND} -E copy
${OPENCL_HEADERS_OUTPUT_DIRECTORY}/cl_d3d10.h
${CMAKE_CURRENT_SOURCE_DIR}/CL
COMMAND ${CMAKE_COMMAND} -E copy
${OPENCL_HEADERS_OUTPUT_DIRECTORY}/cl_d3d11.h
${CMAKE_CURRENT_SOURCE_DIR}/CL
COMMAND ${CMAKE_COMMAND} -E copy
${OPENCL_HEADERS_OUTPUT_DIRECTORY}/cl_dx9_media_sharing.h
${CMAKE_CURRENT_SOURCE_DIR}/CL
COMMAND ${CMAKE_COMMAND} -E copy
${OPENCL_HEADERS_OUTPUT_DIRECTORY}/cl_egl.h
${CMAKE_CURRENT_SOURCE_DIR}/CL
COMMAND ${CMAKE_COMMAND} -E copy
${OPENCL_HEADERS_OUTPUT_DIRECTORY}/cl_ext.h
${CMAKE_CURRENT_SOURCE_DIR}/CL
COMMAND ${CMAKE_COMMAND} -E copy
${OPENCL_HEADERS_OUTPUT_DIRECTORY}/cl_gl.h
${CMAKE_CURRENT_SOURCE_DIR}/CL
COMMAND ${CMAKE_COMMAND} -E copy
${OPENCL_HEADERS_OUTPUT_DIRECTORY}/cl_layer.h
${CMAKE_CURRENT_SOURCE_DIR}/CL
COMMAND ${CMAKE_COMMAND} -E copy
${OPENCL_HEADERS_OUTPUT_DIRECTORY}/cl_va_api_media_sharing_intel.h
${CMAKE_CURRENT_SOURCE_DIR}/CL
COMMAND ${CMAKE_COMMAND} -E copy
${OPENCL_HEADERS_OUTPUT_DIRECTORY}/cl_function_types.h
${CMAKE_CURRENT_SOURCE_DIR}/CL
)
set_target_properties(headers_generate PROPERTIES FOLDER "Generation")
set_target_properties(headers_copy PROPERTIES FOLDER "Generation")
endif()
join_paths(OPENCL_INCLUDEDIR_PC "\${prefix}" "${CMAKE_INSTALL_INCLUDEDIR}")
configure_file(OpenCL-Headers.pc.in OpenCL-Headers.pc @ONLY)
set(pkg_config_location ${CMAKE_INSTALL_DATADIR}/pkgconfig)
install(
FILES ${CMAKE_CURRENT_BINARY_DIR}/OpenCL-Headers.pc
DESTINATION ${pkg_config_location})
|
