function(luna_service SOURCE_FILE APP_NAME)
    add_executable(${APP_NAME} ${SOURCE_FILE})
    target_compile_options(${APP_NAME} PRIVATE -Os ${COMMON_FLAGS} -Wno-write-strings)
    add_dependencies(${APP_NAME} libc)
    target_include_directories(${APP_NAME} PRIVATE ${LUNA_BASE}/usr/include)
    target_link_libraries(${APP_NAME} PRIVATE os)
    install(TARGETS ${APP_NAME} DESTINATION ${LUNA_BASE}/usr/bin)
endfunction()

add_executable(preinit preinit.cpp)
target_compile_options(preinit PRIVATE -Os ${COMMON_FLAGS} -Wno-write-strings)
add_dependencies(preinit libc)
target_include_directories(preinit PRIVATE ${LUNA_BASE}/usr/include)
install(TARGETS preinit DESTINATION ${LUNA_ROOT}/initrd/bin)

luna_service(init.cpp init)
luna_service(startui.cpp startui)