winsock stuff

Alexandre Julliard julliard at
Mon Aug 20 19:19:00 CDT 2001

Daniel Walker <diwalker at> writes:

> 	To improve on this patch we could only do the FIONREAD if the sock is
> in a non-blocking state. That's the only time that doing the FIONREAD
> would be an advantage. Also we wouldn't need to worry about screwing up
> blocking sockets. Even further, we could only do the FIONREAD if socket
> is non-blocking and looking for an FD_CLOSE event.

Using FIONREAD is simply not an option, it cannot be made reliable.
A possibility to detect EOF could be a recvmsg with MSG_PEEK flag,
though you should probably verify first that it behaves as expected.

Alexandre Julliard
julliard at

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