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"));
}