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Re: [Help-smalltalk] Sockets.Socket and remote closing the connection


From: Paolo Bonzini
Subject: Re: [Help-smalltalk] Sockets.Socket and remote closing the connection
Date: Mon, 27 Sep 2010 08:38:07 +0200

On Sun, Sep 26, 2010 at 23:44, Holger Hans Peter Freyther
<address@hidden> wrote:
> Hi all,
>
> I have a server that accept(2)'s a TCP connection and then immediately closes
> it again. On the Smalltalk side I want to figure out if the connection is
> still alive.
>
> Eval [
>        s := Sockets.Socket remote: '127.0.0.1' port: aPort.
>        s isOpen -> true
>        s isPeerAlive -> true (according to netstat it is already in
>                               CLOSE_WAIT)
>        s canRead -> true
> ]
>
> is there anything I can do to find out that the remote has closed the
> connection? On POSIX I would sooner or later get a -1 on read.

"Later", after the first read has returned a zero, I think. :)  GST
should behave the same way.

Paolo



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