cmake_minimum_required(VERSION 3.24) project(cxx_modules_library CXX) include("${CMAKE_SOURCE_DIR}/../cxx-modules-rules.cmake") include(GenerateExportHeader) add_library(library) generate_export_header(library) target_sources(library PUBLIC FILE_SET HEADERS BASE_DIRS "${CMAKE_CURRENT_BINARY_DIR}" FILES "${CMAKE_CURRENT_BINARY_DIR}/library_export.h" FILE_SET CXX_MODULES BASE_DIRS "${CMAKE_CURRENT_SOURCE_DIR}" FILES importable.cxx) target_compile_features(library PUBLIC cxx_std_20) add_executable(exe) target_link_libraries(exe PRIVATE library) target_sources(exe PRIVATE main.cxx) add_test(NAME exe COMMAND exe)