rt-thread/bsp/nrf51822/Libraries/SConscript

import rtconfig
Import('RTT_ROOT')
from building import *

# get current directory
cwd = GetCurrentDir()

# The set of source files associated with this SConscript file.
src = Split("""
nrf51822/Source/templates/system_nrf51.c
""")

#add for Startup script 
if rtconfig.CROSS_TOOL == 'gcc':
     src = src + ['nrf51822/Source/templates/arm/arm_startup_nrf51.s']
elif rtconfig.CROSS_TOOL == 'keil':
     src = src + ['nrf51822/Source/templates/arm/arm_startup_nrf51.s']
elif rtconfig.CROSS_TOOL == 'iar':
     src = src + ['nrf51822/Source/templates/arm/arm_startup_nrf51.s']

path = [cwd + '/CMSIS/Include',
        cwd + '/nrf51822/Include']

CPPDEFINES = ['USE_STDPERIPH_DRIVER', 'NRF51']
group = DefineGroup('Startup Code', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)

Return('group')