X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=model.cc;h=8d8c18780fe756d3b0770806b36bf952f169b187;hb=e13a7703ecf62b58bf9b3e138739ba53c6b53616;hp=700f25c017b1d44aa310eee2f4518c7e051abf1c;hpb=21f8ca7067d5d6810ea819a183ea50f863c17752;p=model-checker.git

diff --git a/model.cc b/model.cc
index 700f25c..8d8c187 100644
--- a/model.cc
+++ b/model.cc
@@ -172,7 +172,7 @@ unsigned int ModelChecker::get_num_threads() const
 }
 
 /** @return The currently executing Thread. */
-Thread * ModelChecker::get_current_thread()
+Thread * ModelChecker::get_current_thread() const
 {
 	return scheduler->get_current_thread();
 }
@@ -183,7 +183,8 @@ modelclock_t ModelChecker::get_next_seq_num()
 	return ++priv->used_sequence_numbers;
 }
 
-Node * ModelChecker::get_curr_node() {
+Node * ModelChecker::get_curr_node() const
+{
 	return node_stack->get_head();
 }
 
@@ -2016,7 +2017,7 @@ ModelAction * ModelChecker::get_last_unlock(ModelAction *curr) const
 	return NULL;
 }
 
-ModelAction * ModelChecker::get_parent_action(thread_id_t tid)
+ModelAction * ModelChecker::get_parent_action(thread_id_t tid) const
 {
 	ModelAction *parent = get_last_action(tid);
 	if (!parent)
@@ -2029,7 +2030,7 @@ ModelAction * ModelChecker::get_parent_action(thread_id_t tid)
  * @param tid The thread whose clock vector we want
  * @return Desired clock vector
  */
-ClockVector * ModelChecker::get_cv(thread_id_t tid)
+ClockVector * ModelChecker::get_cv(thread_id_t tid) const
 {
 	return get_parent_action(tid)->get_cv();
 }