t.i.p._FDWaker(object, log.Logger, styles.Ephemeral) : class documentation

Known subclasses: twisted.internet.posixbase._SIGCHLDWaker, twisted.internet.posixbase._UnixWaker

The self-pipe trick<http://cr.yp.to/docs/selfpipe.html>, used to wake up the main loop from another thread or a signal handler.

_FDWaker is a base class for waker implementations based on writing to a pipe being monitored by the reactor.

Instance Variables	o	The file descriptor for the end of the pipe which can be written to to wake up a reactor monitoring this waker.
	i	The file descriptor which should be monitored in order to be awoken by this waker.

Method	__init__	Initialize.
Method	doRead	Read some bytes from the pipe and discard them.
Method	connectionLost	Close both ends of my pipe.

Inherited from Logger:

Method

logPrefix

Override this method to insert custom logging behavior. Its return value will be inserted in front of every line. It may be called more times than the number of output lines.

Inherited from Ephemeral:

Method	__getstate__	Undocumented
Method	__setstate__	Undocumented