+/**
+ * @brief Construct a new model-checker Thread
+ *
+ * A model-checker Thread is used for accounting purposes only. It will never
+ * have its own stack, and it should never be inserted into the Scheduler.
+ *
+ * @param tid The thread ID to assign
+ */
+Thread::Thread(thread_id_t tid) :
+ parent(NULL),
+ creation(NULL),
+ pending(NULL),
+ start_routine(NULL),
+ arg(NULL),
+ stack(NULL),
+ user_thread(NULL),
+ id(tid),
+ state(THREAD_READY), /* Thread is always ready? */
+ wait_list(),
+ last_action_val(0),
+ model_thread(true)
+{
+ memset(&context, 0, sizeof(context));
+}
+
+/**
+ * Construct a new thread.
+ * @param t The thread identifier of the newly created thread.
+ * @param func The function that the thread will call.
+ * @param a The parameter to pass to this function.
+ */