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Date: Tue, 22 Nov 2011 13:33:00 +0100
From: Anders Blomdell <anders.blomdell@domain.hid>
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Subject: Re: [Xenomai-help] [xenomai-help] Error return with a4l_sync_write
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To: Alexis Berlemont <alexis.berlemont@domain.hid>
Cc: xenomai@xenomai.org, Hadrien Caron <hadrien.caron@domain.hid>

On 11/22/2011 01:06 PM, Alexis Berlemont wrote:
> Hi,
>
> On Mon, Nov 21, 2011 at 3:20 PM, Gilles Chanteperdrix
> <gilles.chanteperdrix@xenomai.org>  wrote:
>> On 11/21/2011 12:10 PM, Hadrien Caron wrote:
>>> Thanks very much Wolfang !
>>> Cool script, I didn't know about it :)
>>> I'll try to correct my code with that information !
>>>
>>> Thanks again,
>>
>> ENOSYS usually means that you have not enabled the relevant support in
>> kernel configuration.
>>
>
> Which driver are you using? I think analogy returns ENOSYS if the
> driver does not implement the related instruction.
It can also happen with xenomai compiled with gcc-4.6.x, but without 
-fno-omit-frame-pointer :-(

Regards

Anders