CMakeLists.txt

cmake_minimum_required(VERSION 3.18)
project(mcpp-concurrent-queue)
set(PROJECT_ALIAS mcpp::concurrent-queue)

if (CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
    set(is_toplevel TRUE)
else ()
    set(is_toplevel FALSE)
endif ()

option(${PROJECT_NAME}_WITH_TESTS   "Build tests"     ${is_toplevel})
option(${PROJECT_NAME}_WITH_INSTALL "Install project" ${is_toplevel})

add_library(${PROJECT_NAME} INTERFACE)
target_include_directories(${PROJECT_NAME} INTERFACE
    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
    $<INSTALL_INTERFACE:include>)
target_compile_features(${PROJECT_NAME} INTERFACE cxx_std_17)
set_target_properties(${PROJECT_NAME} PROPERTIES EXPORT_NAME ${PROJECT_ALIAS})
add_library(${PROJECT_ALIAS} ALIAS ${PROJECT_NAME})

if (${PROJECT_NAME}_WITH_INSTALL)
    install(TARGETS ${PROJECT_NAME} EXPORT ${PROJECT_NAME}-config)
    install(EXPORT ${PROJECT_NAME}-config DESTINATION share/cmake/${PROJECT_NAME})
    install(DIRECTORY include DESTINATION ".")
endif ()

if (${PROJECT_NAME}_WITH_TESTS)
    include(CTest)
    add_subdirectory(tests)
endif ()