#include "common.h"
#include "model.h"
+/** Constructor */
Scheduler::Scheduler() :
current(NULL)
{
}
+/**
+ * Add a Thread to the scheduler's ready list.
+ * @param t The Thread to add
+ */
void Scheduler::add_thread(Thread *t)
{
DEBUG("thread %d\n", t->get_id());
readyList.push_back(t);
}
+/**
+ * Remove a given Thread from the scheduler.
+ * @param t The Thread to remove
+ */
void Scheduler::remove_thread(Thread *t)
{
if (current == t)
readyList.remove(t);
}
-Thread * Scheduler::next_thread(void)
+/**
+ * Remove one Thread from the scheduler. This implementation performs FIFO.
+ * @return The next Thread to run
+ */
+Thread * Scheduler::next_thread()
{
Thread *t = model->schedule_next_thread();
return t;
}
-Thread * Scheduler::get_current_thread(void)
+/**
+ * @return The currently-running Thread
+ */
+Thread * Scheduler::get_current_thread() const
{
return current;
}
+/**
+ * Print debugging information about the current state of the scheduler. Only
+ * prints something if debugging is enabled.
+ */
void Scheduler::print()
{
if (current)