recipe-52296.py 文件源码

def makeNonBlocking(fd):
    fl = fcntl.fcntl(fd, FCNTL.F_GETFL)
    try:
    fcntl.fcntl(fd, FCNTL.F_SETFL, fl | FCNTL.O_NDELAY)
    except AttributeError:
    fcntl.fcntl(fd, FCNTL.F_SETFL, fl | FCNTL.FNDELAY)