reduction.py 文件源码

def sendfds(sock, fds):
        '''Send an array of fds over an AF_UNIX socket.'''
        fds = array.array('i', fds)
        msg = bytes([len(fds) % 256])
        sock.sendmsg([msg], [(socket.SOL_SOCKET, socket.SCM_RIGHTS, fds)])
        if ACKNOWLEDGE and sock.recv(1) != b'A':
            raise RuntimeError('did not receive acknowledgement of fd')