'Mark a message as waiting to be relayed unless it is in the process of
being relayed.
@type message: L{bytes}
@param message: The base filename of a message.'

def addMessage(self, message):

    if (message not in self.relayed):
        self.waiting[message] = 1
        if self.noisy:
            log.msg((('Set    ' + message) + '    waiting'))
