From mboxrd@z Thu Jan  1 00:00:00 1970
From: Steve deRosier <derosier@pianodisc.com>
Subject: Re: usage of snd_seq_queue_status_get_real_time()
Date: Fri, 08 Apr 2005 08:47:59 -0700
Message-ID: <4256A7AF.6010607@pianodisc.com>
References: <Pine.HPX.4.33n.0504080853540.3042-100000@studcom.urz.uni-halle.de>
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To: Clemens Ladisch <clemens@ladisch.de>
Cc: Alsa-Devel <alsa-devel@lists.sourceforge.net>
List-Id: alsa-devel@alsa-project.org

Good point, I should check ..._get_queue_status() for an error return.  The docs don't specify any error return for ..._get_real_time() however.

I figured that it returns a pointer to a local var considering the const in the return type, but that still doesn't explain why the data never changes.

- Steve

Clemens Ladisch wrote:
> Steve deRosier wrote:
> 
>>const snd_seq_real_time_t * CMIDIPort::GetRealQueueTime( void )
>>{
>>  snd_seq_queue_status_t * qs;
>>
>>  snd_seq_queue_status_alloca( &qs );
>>  snd_seq_get_queue_status( hSeq, mQueue, qs );
>>  return snd_seq_queue_status_get_real_time( qs );
>>}
> 
> 
> This function returns a pointer to a local variable.
> 
> (And it should check for errors.)
> 
> 
> HTH
> Clemens
> 


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