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Date:	Tue, 29 Mar 2005 10:37:21 -0600
From:	Brian Ford <ford AT vss DOT fsi DOT com>
Reply-To:	cygwin AT cygwin DOT com
To:	"Peter A. Castro" <doctor AT fruitbat DOT org>
cc:	Peter Stephens <ptfoof AT sbcglobal DOT net>, cygwin AT cygwin DOT com
Subject:	RE: recv and errno during a connection reset/closed by peer
In-Reply-To:	<Pine.LNX.4.60.0503281549130.736@gremlin.fruitbat.org>
Message-ID:	<Pine.CYG.4.58.0503291036300.3732@fordpc.vss.fsi.com>
References:	<!~!UENERkVCMDkAAQACAAAAAAAAAAAAAAAAABgAAAAAAAAAUKQItienSEKG+9226yKd5cKAAAAQAAAADZbnjoLqKEeI3+lfe/tpAgEAAAAA AT sbcglobal DOT net> <Pine DOT LNX DOT 4 DOT 60 DOT 0503281549130 DOT 736 AT gremlin DOT fruitbat DOT org>
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X-OriginalArrivalTime:	29 Mar 2005 16:37:27.0435 (UTC) FILETIME=[97EC9DB0:01C5347D]

On Mon, 28 Mar 2005, Peter A. Castro wrote:

> As someone who's seen this behaviour on several platforms, it can happen.
> I've had to deal with this little annoyance in other products by having a
> retry counter loop.  So many consecutive recv()s of 0 length constitues a
> closed connection.  Something like this might work here as well?

If you are doing a normal blocking recv without MSG_PEEK, any return of 0
should mean a closed connection AFAIK.

-- 
Brian Ford
Senior Realtime Software Engineer
VITAL - Visual Simulation Systems
FlightSafety International
the best safety device in any aircraft is a well-trained pilot...

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