import rtconfig Import('RTT_ROOT') from building import * src_bsp = ['application.c', 'startup.c', 'board.c'] src_drv = ['uart.c'] src = File(src_bsp + src_drv) CPPPATH = str(Dir('#')) group = DefineGroup('Startup', src, depend = [''], CPPPATH = CPPPATH) Return('group')