Exemple #1
0
static void threaded_worker(void *userdata)
{
   (void)userdata;

   for (;;)
   {
      retro_task_t *task  = NULL;

      if (!worker_continue)
         break; /* should we keep running until all tasks finished? */

      slock_lock(running_lock);

      /* Get first task to run */
      task = tasks_running.front;
      if (task == NULL)
      {
         scond_wait(worker_cond, running_lock);
         slock_unlock(running_lock);
         continue;
      }

      slock_unlock(running_lock);

      task->handler(task);

      slock_lock(running_lock);
      task_queue_remove(&tasks_running, task);
      slock_unlock(running_lock);

      /* Update queue */
      if (!task->finished)
      {
         /* Re-add task to running queue */
         retro_task_threaded_push_running(task);
      }
      else
      {
         /* Add task to finished queue */
         slock_lock(finished_lock);
         task_queue_put(&tasks_finished, task);
         slock_unlock(finished_lock);
      }

#if 0
      retro_sleep(10);
#endif
   }

   slock_unlock(running_lock);
}
/* Basic operations on tasks */
static task_env *activate(task_env *t)
{
	if (t) {
		MAY_DBG(FN;
		    STRLIT("activating task ");
		    PTREXP(t);
		    STREXP(t->name);
		    NDBG(t->heap_pos, d);
		    NDBG(t->time, f);
		    );
		assert(ash_nazg_gimbatul.type == type_hash("task_env"));
		if (t->heap_pos)
			task_queue_remove(&task_time_q, t->heap_pos);
		link_into(&t->l, &tasks);
		t->time = 0.0;
		t->heap_pos = 0;
		assert(ash_nazg_gimbatul.type == type_hash("task_env"));
	}