Re: [rtl] task suspended ?

[Michael Barabanov <baraban@fsmlabs.com>]

Jan Albiez (albiez@fzi.de) wrote:
> Hoi !
> 
> Is there any chance to find out wether a task is suspended with
> pthread_suspend_np ?
> 
> My problem is, that I have a queue emptying thread, which sould be suspend
> itself when the queue is empty, and started again for a periodic time until
> the queue ist empty again. The startup should be done from outside the task.

You can use semaphores.

To suspend itself, the thread should
sem_wait(&sem)

To wake the thread up, use sem_post(&sem);

Michael.