if (NOT TARGET pico_time_headers)
    add_library(pico_time_headers INTERFACE)
    target_include_directories(pico_time_headers SYSTEM INTERFACE ${CMAKE_CURRENT_LIST_DIR}/include)
    target_link_libraries(pico_time_headers INTERFACE hardware_timer_headers pico_sync_headers pico_util_headers)
endif()

if (NOT TARGET pico_time)
    pico_add_impl_library(pico_time)

    target_sources(pico_time INTERFACE
            ${CMAKE_CURRENT_LIST_DIR}/time.c
            ${CMAKE_CURRENT_LIST_DIR}/timeout_helper.c)
    target_link_libraries(pico_time INTERFACE hardware_timer pico_sync pico_util)
endif()