Mailing-List:	contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Subscribe:	<mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive:	<http://sources.redhat.com/ml/cygwin/>
List-Post:	<mailto:cygwin AT cygwin DOT com>
List-Help:	<mailto:cygwin-help AT cygwin DOT com>, <http://sources.redhat.com/ml/#faqs>
Sender:	cygwin-owner AT cygwin DOT com
Mail-Followup-To:	cygwin AT cygwin DOT com
Delivered-To:	mailing list cygwin AT cygwin DOT com
Date:	Tue, 2 Apr 2002 18:12:01 +0200
From:	Corinna Vinschen <cygwin AT cygwin DOT com>
To:	DEVRIENDT ERIK <Erik DOT Devriendt AT siemens DOT be>
Cc:	cygwin <cygwin AT cygwin DOT com>
Subject:	Re: connect() does not work with UNIX domain datagram sockets
Message-ID:	<20020402181201.I1475@cygbert.vinschen.de>
Mail-Followup-To:	DEVRIENDT ERIK <Erik DOT Devriendt AT siemens DOT be>,
	cygwin <cygwin AT cygwin DOT com>
References:	<40668DD4ED0FD511B74100E018043B73A51686 AT brub002a DOT siemens DOT be>
Mime-Version:	1.0
In-Reply-To:	<40668DD4ED0FD511B74100E018043B73A51686@brub002a.siemens.be>
User-Agent:	Mutt/1.3.22.1i

On Tue, Apr 02, 2002 at 05:50:21PM +0200, DEVRIENDT ERIK wrote:
> Hi,
> 
> I am porting a client-server set of programs that run
> fine under linux.
> The programs communicate using UNIX domain datagram sockets.
> the server does the classic socket(), unlink(), bind() and then a loop
> with read(). There is no accept() because we use datagram
> sockets.
> 
> The problem is in the client, which does socket(), connect()
> and then a loop with write() calls.
> The connect() hangs for 10 seconds and then fails with errno=111
> (Connection refused).
> When using sendto() I manage to send data, but that doesn't fit well
> in the current implementation of the client (we use the same
> codebase for several platforms). 
> According to the man pages of select() on linux and HP-UX it is allowed
> to use connect() with datagram sockets; it sets the default destination
> address for the communication over that socket.
> 
> Is this a cygwin bug, or am I doing something wrong ?

Could you please test if it works when omitting the unlink()
on the server side?

Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Developer                                mailto:cygwin AT cygwin DOT com
Red Hat, Inc.

--
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
Bug reporting:         http://cygwin.com/bugs.html
Documentation:         http://cygwin.com/docs.html
FAQ:                   http://cygwin.com/faq/

- Raw text -