From: Brian Norris <banorris@uci.edu>
Date: Thu, 6 Dec 2012 23:29:26 +0000 (-0800)
Subject: schedule: add const
X-Git-Tag: oopsla2013~461
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=bc6f456608ec87e9bdbdc7e095225b24ee7938be;p=model-checker.git

schedule: add const
---

diff --git a/schedule.cc b/schedule.cc
index 26217d0..8e52d84 100644
--- a/schedule.cc
+++ b/schedule.cc
@@ -41,7 +41,7 @@ void Scheduler::set_enabled(Thread *t, enabled_type_t enabled_status) {
  * @param t The Thread to check
  * @return True if the Thread is currently enabled
  */
-bool Scheduler::is_enabled(Thread *t) const
+bool Scheduler::is_enabled(const Thread *t) const
 {
 	return is_enabled(t->get_id());
 }
@@ -60,9 +60,10 @@ bool Scheduler::is_enabled(thread_id_t tid) const
 	return (i >= enabled_len) ? false : (enabled[i] != THREAD_DISABLED);
 }
 
-enabled_type_t Scheduler::get_enabled(Thread *t) {
+enabled_type_t Scheduler::get_enabled(const Thread *t) const
+{
 	int id = id_to_int(t->get_id());
-	ASSERT(id<enabled_len);
+	ASSERT(id < enabled_len);
 	return enabled[id];
 }
 
diff --git a/schedule.h b/schedule.h
index 98aef1a..d4780c8 100644
--- a/schedule.h
+++ b/schedule.h
@@ -30,12 +30,12 @@ public:
 	Thread * next_thread(Thread *t);
 	Thread * get_current_thread() const;
 	void print() const;
-	enabled_type_t * get_enabled_array() { return enabled; };
+	enabled_type_t * get_enabled_array() const { return enabled; };
 	void remove_sleep(Thread *t);
 	void add_sleep(Thread *t);
-	enabled_type_t get_enabled(Thread *t);
+	enabled_type_t get_enabled(const Thread *t) const;
 	void update_sleep_set(Node *n);
-	bool is_enabled(Thread *t) const;
+	bool is_enabled(const Thread *t) const;
 	bool is_enabled(thread_id_t tid) const;
 
 	SNAPSHOTALLOC