#ifndef CX_ZIVUOS_IDLE_H_INCLUDED
#define CX_ZIVUOS_IDLE_H_INCLUDED

#include "zv_types.h"

/** 
 * That is type of IDLE worker function. It is called when all other
 * tasks are in waiting (not ready) state.
 * That function must analyze tasks stack, and check that any task 
 * exists. If all task slots are empty, then IDLE worker would 
 * return false. When tasks exists, but are not in ready state it
 * must return true.
 * 
 * @param self Kernel to work on.
 * @return True when any task exists, false if not.
 */
typedef bool (*zv_idle_worker_t) (struct zv_kernel_s *); 

/** 
 * That is default IDLE worker function. That check if any task exists on
 * task stack. It must be called from custom IDLE worker, if any custom 
 * IDLE worker had been selected.
 *
 * @param self Kernel to work on.
 * @return True when any task exists, false when not.
 */
bool zv_idle_worker_check_tasks(struct zv_kernel_s *self);

/**
 * Select zv_idle_worker_check_tasks as default IDLE worker.
 */
#define zv_idle_worker_default zv_idle_worker_check_tasks

#endif