rt-thread/components/utilities/rt-link/hw_port/SConscript

import os
from building import *
import rtconfig

cwd  = GetCurrentDir()
src  = []
CPPPATH = []

if GetDepend('RT_LINK_USING_UART'):
    src += ['uart/rtlink_port_uart.c']

group = DefineGroup('rt-link-port', src, depend = ['RT_USING_RT_LINK'], CPPPATH = CPPPATH)

Return('group')