Re: bug in select() in linux

From: Alistair John Strachan
Date: Mon Mar 12 2007 - 11:09:52 EST


On Monday 12 March 2007 15:02, Lluís Batlle wrote:
> Oh, of course you're right. I was inside too much layers to think of
> the tcp protocol, and I did not pay attention to it.
>
> Maybe something could be added to the manpage anyway.
>
> The bad thing is that there's no way I can use a socket for writing
> using select() if that connection has been half-closed by the other
> end. Moo.

This question comes up from time to time. I think the answer is
ultimately "select() sucks, use poll()".

I can't exactly remember the details, but I believe POLLHUP or POLLOUT as
flags do what you want.

--
Cheers,
Alistair.

Final year Computer Science undergraduate.
1F2 55 South Clerk Street, Edinburgh, UK.
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