CMakeLists.txt

cmake_minimum_required(VERSION 3.10)

project(
  NamedType
  VERSION 1.1.0
  LANGUAGES CXX)

if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.13")
  cmake_policy(SET CMP0076 NEW)
endif()

set(MASTER_PROJECT OFF)
if(CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
  set(MASTER_PROJECT ON)
endif()

add_library(${PROJECT_NAME} INTERFACE)
target_include_directories(
  ${PROJECT_NAME}
  INTERFACE $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
            $<INSTALL_INTERFACE:include>)

set(ENABLE_TEST
    ON
    CACHE BOOL "Enable test")

if(ENABLE_TEST AND ${MASTER_PROJECT})
  enable_testing()
  add_subdirectory(test)
endif()

include(GNUInstallDirs)
include(CMakePackageConfigHelpers)

install(TARGETS NamedType EXPORT ${PROJECT_NAME}Targets)

# Makes the project importable from the build directory
export(EXPORT ${PROJECT_NAME}Targets
       FILE "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Targets.cmake")

install(DIRECTORY include/NamedType DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})

configure_package_config_file(
  cmake/${PROJECT_NAME}Config.cmake.in
  "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
  INSTALL_DESTINATION lib/cmake/${PROJECT_NAME}/)

set(NAMED_TYPE_CMAKE_SIZEOF_VOID_P ${CMAKE_SIZEOF_VOID_P})
set(CMAKE_SIZEOF_VOID_P "")
write_basic_package_version_file(
  ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake
  VERSION ${${PROJECT_NAME}_VERSION}
  COMPATIBILITY AnyNewerVersion)
set(CMAKE_SIZEOF_VOID_P ${NAMED_TYPE_CMAKE_SIZEOF_VOID_P})

install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake
              ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake
        DESTINATION lib/cmake/${PROJECT_NAME}/)

install(
  EXPORT ${PROJECT_NAME}Targets
  FILE ${PROJECT_NAME}Targets.cmake
  DESTINATION lib/cmake/${PROJECT_NAME}/)