Add reference to parent state: only use this creation in DFSexplorer

[simgrid.git] / src / mc / api / State.hpp

diff --git a/src/mc/api/State.hpp b/src/mc/api/State.hpp
index 5eb96fe..06c6c56 100644 (file)
--- a/src/mc/api/State.hpp
+++ b/src/mc/api/State.hpp
@@ -42,6 +42,10 @@ class XBT_PRIVATE State : public xbt::Extendable<State> {
   /** Snapshot of system state (if needed) */
   std::shared_ptr<Snapshot> system_state_;
 
+  /** Unique parent of this state. Required both for sleep set computation
+      and for guided model-checking */
+  const State* parent_state_;
+  
   /* Sleep sets are composed of the actor and the corresponding transition that made it being added to the sleep
    * set. With this information, it is check whether it should be removed from it or not when exploring a new
    * transition */
@@ -49,7 +53,7 @@ class XBT_PRIVATE State : public xbt::Extendable<State> {
   
 public:
   explicit State(RemoteApp& remote_app);
-  explicit State(RemoteApp& remote_app, const State* previous_state);
+  explicit State(RemoteApp& remote_app, const State* parent_state);
   /* Returns a positive number if there is another transition to pick, or -1 if not */
   aid_t next_transition() const;