Add copy constructor to state, so we can backtrack different ways

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

diff --git a/src/mc/api/State.hpp b/src/mc/api/State.hpp
index f0994e8..9288788 100644 (file)
--- a/src/mc/api/State.hpp
+++ b/src/mc/api/State.hpp
@@ -43,7 +43,7 @@ class XBT_PRIVATE State : public xbt::Extendable<State> {
       and for guided model-checking */
   const State* parent_state_;
 
-  std::unique_ptr<GuidedState> guide_;
+  std::shared_ptr<GuidedState> guide_;
 
   /* 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
@@ -53,6 +53,7 @@ class XBT_PRIVATE State : public xbt::Extendable<State> {
 public:
   explicit State(RemoteApp& remote_app);
   explicit State(RemoteApp& remote_app, const State* parent_state);
+  explicit State(const State& other);
   /* Returns a positive number if there is another transition to pick, or -1 if not */
   aid_t next_transition() const; // this function should disapear as it is redundant with the next one
 
@@ -87,7 +88,7 @@ public:
   void set_system_state(std::shared_ptr<Snapshot> state) { system_state_ = std::move(state); }
 
   std::map<aid_t, Transition> const& get_sleep_set() const { return sleep_set_; }
-  void add_sleep_set(Transition* t)
+  void add_sleep_set(const Transition* t)
   {
     sleep_set_.insert_or_assign(t->aid_, Transition(t->type_, t->aid_, t->times_considered_));
   }