CMakeLists.txt

cmake_minimum_required(VERSION 3.20)
project(pf_mainloop
        VERSION 1.0.3
        DESCRIPTION "Header only library providing a mainloop"
        HOMEPAGE_URL "https://github.com/PetrFlajsingr/pf_mainloop"
        )

if (MSVC AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.29.30129 AND CMAKE_VERSION VERSION_GREATER 3.20.3)
    set(CMAKE_CXX_STANDARD 23) # /std:c++latest - unlocks the non stable cpp20 features. For new 16.11 versions
else ()
    set(CMAKE_CXX_STANDARD 20) # /std:c++latest for msvc and -std=c++20 for everyone else.
endif ()

include(GNUInstallDirs)

add_library(${PROJECT_NAME} INTERFACE)
add_library(${PROJECT_NAME}::${PROJECT_NAME} ALIAS ${PROJECT_NAME})

target_include_directories(
        ${PROJECT_NAME}
        INTERFACE $<BUILD_INTERFACE:${${PROJECT_NAME}_SOURCE_DIR}/include>
        $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>)

target_compile_features(${PROJECT_NAME} INTERFACE cxx_std_20)


install(TARGETS ${PROJECT_NAME}
        EXPORT ${PROJECT_NAME}_Targets
        ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
        LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
        RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})


include(CMakePackageConfigHelpers)

write_basic_package_version_file("${PROJECT_NAME}ConfigVersion.cmake"
        VERSION ${PROJECT_VERSION}
        COMPATIBILITY SameMajorVersion)

configure_package_config_file(
        "${PROJECT_SOURCE_DIR}/cmake/${PROJECT_NAME}Config.cmake.in"
        "${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
        INSTALL_DESTINATION
        ${CMAKE_INSTALL_DATAROOTDIR}/${PROJECT_NAME}/cmake)


install(EXPORT ${PROJECT_NAME}_Targets
        FILE ${PROJECT_NAME}Targets.cmake
        NAMESPACE ${PROJECT_NAME}::
        DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/${PROJECT_NAME}/cmake)

install(FILES "${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
        "${PROJECT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake"
        DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/${PROJECT_NAME}/cmake)

install(DIRECTORY ${PROJECT_SOURCE_DIR}/include/pf_mainloop DESTINATION include)

set(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/LICENSE")

include(CPack)