Re: [Xenomai-help] another question

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

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marcellin wrote:
> Sorry, but with this tiny program i have the same error : Operation not
> permitted. What is wrong ?
> 
> ...
> int main (int argc, char **argv)
> {
> 
>  mlockall(MCL_CURRENT | MCL_FUTURE);
>    rt_timer_set_mode(TM_ONESHOT);
> 
>  err = rt_cond_create(&cond,"condition");
>  if(err != 0){
>    printf("\nrt_cond_create : %s",strerror(-err));
>  }
>  err = rt_mutex_create(&mutextest,"mut");
>  if(err != 0){
>    printf("\nrt_mutex_create : %s",strerror(-err));
>  }
> 
>  err = rt_task_create(&task,"SecondTask",0,99,0);
>  if(err != 0){
>    printf("\nrt_task_create : %s",strerror(-err));
>  }
>  err = rt_task_start(&task,&mytask,NULL);
>  if(err != 0){
>    printf("\nrt_task_start : %s",strerror(-err));
>  }
> 
> 
>  err = rt_cond_wait(&cond,&mutextest,TM_INFINITE);

You have to map your main thread to a native thread before you can
invoke a blocking RT service. Check rt_task_shadow() (and don't forget
to clean it up on exit).

>  if(err != 0){
>    printf("\nrt_cond_wait : %s",strerror(-err));
>  }
>  printf("\nend \n");
> 
>  retrurn(0);
> 
> }
> 
> regards
> 
> Marcell1
> 

Jan


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