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from building import *

Import('rtconfig')

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

if GetDepend('RT_USING_LIBC'):
    src += Glob('*.c')
    if GetDepend('RT_USING_POSIX') == False:
        SrcRemove(src, ['unistd.c', 'delay.c'])
elif GetDepend('RT_LIBC_USING_TIME'):
    src += Glob('time.c')

if rtconfig.CROSS_TOOL == 'keil':
    CPPDEFINES = ['__CLK_TCK=RT_TICK_PER_SECOND']
else:
    CPPDEFINES = []

group = DefineGroup('libc', src, depend = [], CPPPATH = CPPPATH, CPPDEFINES = CPPDEFINES)

list = os.listdir(cwd)
for item in list:
    if os.path.isfile(os.path.join(cwd, item, 'SConscript')):
        group = group + SConscript(os.path.join(item, 'SConscript'))

Return('group')