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From:	Chris Faylor <cgf AT cygnus DOT com>
Date:	Tue, 17 Oct 2000 12:20:25 -0400
To:	Cygwin mailing list <Cygwin AT sources DOT redhat DOT com>
Subject:	Re: Polled IO under Cygwin?
Message-ID:	<20001017122025.F9581@cygnus.com>
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References:	<000c01c03852$3bc25880$21c9ca95 AT mow DOT siemens DOT ru>
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In-Reply-To:	<000c01c03852$3bc25880$21c9ca95@mow.siemens.ru>; from Andrej.Borsenkow@mow.siemens.ru on Tue, Oct 17, 2000 at 07:52:20PM +0400

On Tue, Oct 17, 2000 at 07:52:20PM +0400, Andrej Borsenkow wrote:
>I've heard rumors, that select does not work reliably under Cygwin.
>Specifically, I need to avoid busy loop on reading from tty (that gives awful
>performance on Cygwin. I wonder why it behaves more or less good under Unix).

I don't know what you mean by a "busy loop" but I haven't heard any reports
that select works less than reliably.

Due to severe Windows limitations, some of the select operations do rely
on polling loops.  This includes selects on ttys and consoles.

>What is experience in using select (or poll) under Cygwin?

FWIW, gdb uses both with no problems.

cgf

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