CMakeLists.txt

cmake_minimum_required(VERSION 3.16)

project(
    ${PROJECT_NAME}building
    VERSION 0.1.0
    DESCRIPTION "Code building"
    LANGUAGES CXX
)

# CMake modules support is still in development and 
# 3.16 doesn't have it anyway so have to work around
if(CMAKE_COMPILER_IS_GNUCXX MATCHES 1)
    execute_process(COMMAND ${CMAKE_CXX_COMPILER} 
            -dumpversion OUTPUT_VARIABLE GCC_VERSION)
    
    if(GCC_VERSION VERSION_LESS 11)
        message(FATAL_ERROR "${PROJECT_NAME} requires g++11 or greater.")
    else()
        message( "Enable modules" )
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fmodules-ts")
        set(MODULES_SUPPORTED 1)
    endif ()
endif()

message( "=== Add ${PROJECT_NAME} examples ===" )
add_subdirectory(examples)

message( "=== Add ${PROJECT_NAME} labs ===" )
add_subdirectory(labs)

message( "=== Add ${PROJECT_NAME} tests ===" )
add_subdirectory(tests)