X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=schedule.cc;h=d96172e010d445a2b06eff5b392b89161126f12e;hb=5fe0eea8bf392753f69ed8193a592b299a137e9c;hp=69e3d88803bcc06d15ee2fed115330b1397662f5;hpb=3519c47202090f3c4a69de0e89aaa2617b17ff75;p=model-checker.git

diff --git a/schedule.cc b/schedule.cc
index 69e3d88..d96172e 100644
--- a/schedule.cc
+++ b/schedule.cc
@@ -32,13 +32,15 @@ void Scheduler::remove_thread(Thread *t)
 }
 
 /**
- * Remove one Thread from the scheduler. This implementation performs FIFO.
+ * Remove one Thread from the scheduler. This implementation defaults to FIFO,
+ * if a thread is not already provided.
+ *
+ * @param t Thread to run, if chosen by an external entity (e.g.,
+ * ModelChecker). May be NULL to indicate no external choice.
  * @return The next Thread to run
  */
-Thread * Scheduler::next_thread()
+Thread * Scheduler::next_thread(Thread *t)
 {
-	Thread *t = model->schedule_next_thread();
-
 	if (t != NULL) {
 		current = t;
 		readyList.remove(t);