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Add CMakeLists.txt and modernize CMake
- CMakeLists.txt can be included in Projects via add_subdirectory
and find_package
- add mechanism to extract version number from header file (copied
from alpaka - thanks to Jan stephan)
- add cuplaConfig.cmake and cuplaTargets.cmake
- add CMake integration tests
- build external project, which uses cupla via
- add_subdirectory() and internal alpaka
- add_subdirectory() and external alpaka
- find_package()
- add cmake option to build examples- Loading branch information
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,149 @@ | ||
| # | ||
| # Copyright 2016-2021 Rene Widera, Benjamin Worpitz, Simeon Ehrig | ||
| # | ||
| # This file is part of cupla. | ||
| # | ||
| # cupla is free software: you can redistribute it and/or modify | ||
| # it under the terms of the GNU Lesser General Public License as published by | ||
| # the Free Software Foundation, either version 3 of the License, or | ||
| # (at your option) any later version. | ||
| # | ||
| # cupla is distributed in the hope that it will be useful, | ||
| # but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| # GNU Lesser General Public License for more details. | ||
| # | ||
| # You should have received a copy of the GNU Lesser General Public License | ||
| # along with cupla. | ||
| # If not, see <http://www.gnu.org/licenses/>. | ||
| # | ||
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| ################################################################################ | ||
| # Required cmake version. | ||
| ################################################################################ | ||
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| cmake_minimum_required(VERSION 3.18.0) | ||
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| ################################################################################ | ||
| # Setup project information | ||
| ################################################################################ | ||
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| # Find cupla version. | ||
| file(STRINGS "${CMAKE_CURRENT_LIST_DIR}/include/cupla/version.hpp" CUPLA_VERSION_MAJOR_HPP REGEX "#define CUPLA_VERSION_MAJOR ") | ||
| file(STRINGS "${CMAKE_CURRENT_LIST_DIR}/include/cupla/version.hpp" CUPLA_VERSION_MINOR_HPP REGEX "#define CUPLA_VERSION_MINOR ") | ||
| file(STRINGS "${CMAKE_CURRENT_LIST_DIR}/include/cupla/version.hpp" CUPLA_VERSION_PATCH_HPP REGEX "#define CUPLA_VERSION_PATCH ") | ||
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| string(REGEX MATCH "([0-9]+)" CUPLA_VERSION_MAJOR ${CUPLA_VERSION_MAJOR_HPP}) | ||
| string(REGEX MATCH "([0-9]+)" CUPLA_VERSION_MINOR ${CUPLA_VERSION_MINOR_HPP}) | ||
| string(REGEX MATCH "([0-9]+)" CUPLA_VERSION_PATCH ${CUPLA_VERSION_PATCH_HPP}) | ||
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| set(PACKAGE_VERSION "${CUPLA_VERSION_MAJOR}.${CUPLA_VERSION_MINOR}.${CUPLA_VERSION_PATCH}") | ||
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| project(cupla VERSION ${CUPLA_VERSION_MAJOR}.${CUPLA_VERSION_MINOR}.${CUPLA_VERSION_PATCH} | ||
| DESCRIPTION "cupla is a simple CUDA like user interface for the platform independent parallel kernel acceleration library alpaka." | ||
| HOMEPAGE_URL "https://github.com/alpaka-group/cupla" | ||
| LANGUAGES CXX) | ||
| include(GNUInstallDirs) | ||
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| ################################################################################ | ||
| # cupla options | ||
| ################################################################################ | ||
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| option(CUPLA_STREAM_ASYNC_ENABLE "Enable asynchronous streams" ON) | ||
| option(cupla_BUILD_EXAMPLES "Build examples" OFF) | ||
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| ################################################################################ | ||
| # setup alpaka | ||
| ################################################################################ | ||
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| # the min and max. supported alpaka version is also copied to the cuplaConfig.cmake | ||
| set(_CUPLA_MIN_ALPAKA_VERSION 0.7.0) | ||
| set(_CUPLA_UNSUPPORTED_ALPAKA_VERSION 0.8.0) | ||
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| # the alpaka provider for the internal alpaka is only available, | ||
| # if cupla is used via add_subdirectory in another project | ||
| # or examples are build | ||
| if(cupla_BUILD_EXAMPLES OR (NOT ${CMAKE_PROJECT_NAME} STREQUAL ${PROJECT_NAME})) | ||
| set(cupla_ALPAKA_PROVIDER "internal" CACHE STRING "Select which alpaka is used") | ||
| set_property(CACHE cupla_ALPAKA_PROVIDER PROPERTY STRINGS "internal;external") | ||
| mark_as_advanced(cupla_ALPAKA_PROVIDER) | ||
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| if(${cupla_ALPAKA_PROVIDER} STREQUAL "internal") | ||
| set(alpaka_BUILD_EXAMPLES OFF) | ||
| set(BUILD_TESTING OFF) | ||
| add_subdirectory(${CMAKE_CURRENT_LIST_DIR}/alpaka) | ||
| else() | ||
| find_package(alpaka ${_CUPLA_MIN_ALPAKA_VERSION} REQUIRED HINTS $ENV{ALPAKA_ROOT}) | ||
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| if(alpaka_VERSION VERSION_GREATER_EQUAL _CUPLA_UNSUPPORTED_ALPAKA_VERSION) | ||
| message(WARNING "Unsupported alpaka version ${alpaka_VERSION}. " | ||
| "Supported versions [${_CUPLA_MIN_ALPAKA_VERSION},${_CUPLA_UNSUPPORTED_ALPAKA_VERSION}).") | ||
| endif() | ||
| endif() | ||
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| if(NOT TARGET alpaka::alpaka) | ||
| message(FATAL_ERROR "Required cupla dependency alpaka could not be found!") | ||
| endif() | ||
| endif() | ||
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| ################################################################################ | ||
| # cupla Target. | ||
| ################################################################################ | ||
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| # create cupla target only if the cupla is used via add_subdirectory | ||
| # or examples are build | ||
| # for the explanation please have a look in the cuplaConfig.cmake.in | ||
| if(cupla_BUILD_EXAMPLES OR (NOT ${CMAKE_PROJECT_NAME} STREQUAL ${PROJECT_NAME})) | ||
| include("${CMAKE_CURRENT_LIST_DIR}/cmake/addExecutable.cmake") | ||
| include("${CMAKE_CURRENT_LIST_DIR}/cmake/cuplaTargetHelper.cmake") | ||
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| createCuplaTarget(${PROJECT_NAME} | ||
| ${PROJECT_SOURCE_DIR}/include # include directory path | ||
| ${PROJECT_SOURCE_DIR}/src # src directory path | ||
| ) | ||
| endif() | ||
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| ################################################################################ | ||
| # add examples | ||
| ################################################################################ | ||
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| if(cupla_BUILD_EXAMPLES) | ||
| add_subdirectory(example/) | ||
| endif() | ||
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| ################################################################################ | ||
| # install cupla | ||
| ################################################################################ | ||
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| if(${CMAKE_PROJECT_NAME} STREQUAL ${PROJECT_NAME}) | ||
| include(CMakePackageConfigHelpers) | ||
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| set(_CUPLA_INSTALL_CMAKEDIR "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}") | ||
| set(_CUPLA_SOURCE_CMAKEDIR "${PROJECT_SOURCE_DIR}/cmake/") | ||
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| write_basic_package_version_file("${PROJECT_NAME}ConfigVersion.cmake" | ||
| VERSION ${PROJECT_VERSION} | ||
| COMPATIBILITY SameMajorVersion) | ||
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| configure_package_config_file( | ||
| "${_CUPLA_SOURCE_CMAKEDIR}/${PROJECT_NAME}Config.cmake.in" | ||
| "${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake" | ||
| INSTALL_DESTINATION ${_CUPLA_INSTALL_CMAKEDIR} | ||
| PATH_VARS _CUPLA_MIN_ALPAKA_VERSION _CUPLA_UNSUPPORTED_ALPAKA_VERSION) | ||
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| install(FILES "${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake" | ||
| "${PROJECT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake" | ||
| DESTINATION ${_CUPLA_INSTALL_CMAKEDIR}) | ||
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| install(FILES "${_CUPLA_SOURCE_CMAKEDIR}/addExecutable.cmake" | ||
| "${_CUPLA_SOURCE_CMAKEDIR}/cuplaTargetHelper.cmake" | ||
| DESTINATION ${_CUPLA_INSTALL_CMAKEDIR}) | ||
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| install(DIRECTORY ${PROJECT_SOURCE_DIR}/include/ DESTINATION include) | ||
| # copy source files instead compiled library | ||
| # this is necessary because some functions use the ACC as a template parameter, | ||
| # but the ACC is not defined at the install time of cupla | ||
| install(DIRECTORY ${PROJECT_SOURCE_DIR}/src/ DESTINATION src/cupla) | ||
| endif() |
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