Function rt_event_detach

src/ipc.c:1830–1848

* @brief This function will detach a static event object. * * @note This function is used to detach a static event object which is initialized by rt_event_init() function. * By contrast, the rt_event_delete() function will delete an event object. * When the event is successfully detached, it will resume all suspended threads in the event list. * * @see rt_even

 *           ONLY USE the rt_event_delete() function to complete the deletion.
 */
rt_err_t rt_event_detach(rt_event_t event)
{
    rt_base_t level;

    /* parameter check */
    RT_ASSERT(event != RT_NULL);
    RT_ASSERT(rt_object_get_type(&event->parent.parent) == RT_Object_Class_Event);
    RT_ASSERT(rt_object_is_systemobject(&event->parent.parent));

    level = rt_spin_lock_irqsave(&(event->spinlock));
    /* resume all suspended thread */
    rt_susp_list_resume_all(&(event->parent.suspend_thread), RT_ERROR);
    rt_spin_unlock_irqrestore(&(event->spinlock), level);

    /* detach event object */
    rt_object_detach(&(event->parent.parent));

    return RT_EOK;
}
RTM_EXPORT(rt_event_detach);

#ifdef RT_USING_HEAP