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Date: Tue, 14 May 2013 18:09:10 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: Error writing to /dev/dsp.
Message-ID: <20130514160910.GB4314@calimero.vinschen.de>
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References: <kmtkrj$vlj$1 AT ger DOT gmane DOT org>
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User-Agent: Mutt/1.5.21 (2010-09-15)

On May 14 17:22, michele.sanges wrote:
> Hi all,
> I wish report a problem regarding the use of  /dev/dsp device.
> 
> My program opens this device, then configures and writes a data
>  stream in it.
> 
> The write operation is made passing to the write() function a
>  valid /dev/dsp file descriptor, as returned from the open
>  function, the buffer data and its lenght.
> 
> With the latest cygwin release (1.7.18-1), the write function
>  crashes (segmentation fault) or doesn't return at
>  all.
> 
> With an old version (year 2011) it works without problems.
> 
> Does someone has encountered this behavior?

Dunno what you're doing exactly, but this works with Cygwin 1.7.18:

  $ cat /cygdrive/Windows/media/ding.wav > /dev/dsp

Can you provide a minimal, self-contained testcase in plain C, which
allows to reproduce the behaviour?


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
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