Re: [Xenomai-core] 2.4.32 compilation error + old timer example problem

[Jan Kiszka <jan.kiszka@domain.hid>]

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Philippe Gerum wrote:
> Hannes Mayer wrote:
> 
>> Hi Jan!
>>
>> Jan Kiszka wrote:
>>
>>> Hannes Mayer wrote:
>>>
>>>> I checked out xeno.trunk just a few minutes ago.
>>>> With kernel 2.4.32, kernel compilation fails with this:
>>>>
>>>> mq.c: In function `mq_notify':
>>>> mq.c:475: error: `SIGEV_SIVNAL' undeclared (first use in this function)
>>>> mq.c:475: error: (Each undeclared identifier is reported only once
>>>> mq.c:475: error: for each function it appears in.)
>>>>
>>>> kernel/xenomai/skins/posix/mq.c
>>>> SIGEV_SIVNAL => SIGEV_SIGNAL
>>>>
>>>> ..with that it succeeds.
>>>>
>>>> But still my timer example doesn't work - see:
>>>> https://mail.gna.org/public/xenomai-help/2005-12/msg00020.html
>>>>
>>>
>>>
>>> Is this problem only related to the periodic timer mode?
>>
>>
>>
>> I've modified my example with rt_task_set_periodic as in the
>> rt_serial_uprog example
>> http://www.captain.at/xenomai-timer-task.php
>> and this variant is working.
>> I'm just curious why the original example (#2 on my page) suddenly
>> stopped working (rt_task_sleep seems to do nothing, so the messages
>> from the task are flooding the screen).
> 
> 
> It would be nice to have the error codes possibly returned by
> rt_timer_start() and/or rt_task_sleep() if any.
> 

Yea, maybe that periodic timer mode is not compiled in and
rt_timer_start fails in your original example. I think it's off by
default now.

Jan

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