/*! \file
 *  \brief \ref IdleThread executed by the \ref Scheduler if no other \ref
 * Thread is ready
 */

#pragma once
#include "../types.h"
#include "thread.h"

/*! \brief Thread that is executed when there is nothing to do for this core.
 *  \ingroup thread
 *
 * Using the IdleThread simplifies the idea of waiting and is an answer to the
 * questions that arise once the ready queue is empty.
 *
 * \note Instance of this class should *never* be inserted into the scheduler's
 *       ready queue, as the IdleThread should only be executed if there is no
 *       proper work to do.
 */
class IdleThread : public Thread {
 public:
  /*! \brief Wait for a thread to become ready and sleep in the meantime.
   *
   *  \todo(16) Implement Method
   */
  void action() override;
};