X-Git-Url: http://bilbo.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/992bc1ec57d376cf14b124ea21b58b30f1e162f9..3203afd846219ef8b41cadda945ea0a98103c46f:/src/mc/explo/LivenessChecker.hpp

diff --git a/src/mc/explo/LivenessChecker.hpp b/src/mc/explo/LivenessChecker.hpp
index a783d46b62..50307cacd1 100644
--- a/src/mc/explo/LivenessChecker.hpp
+++ b/src/mc/explo/LivenessChecker.hpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2007-2022. The SimGrid Team.
+/* Copyright (c) 2007-2023. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -19,10 +19,10 @@ namespace simgrid::mc {
 
 class XBT_PRIVATE Pair {
 public:
-  int num                               = 0;
-  bool search_cycle                     = false;
-  std::shared_ptr<State> graph_state    = nullptr; /* System state included */
-  xbt_automaton_state_t automaton_state = nullptr;
+  int num                           = 0;
+  bool search_cycle                 = false;
+  std::shared_ptr<State> app_state_ = nullptr; /* State of the application (including system state) */
+  xbt_automaton_state_t prop_state_ = nullptr; /* State of the property automaton */
   std::shared_ptr<const std::vector<int>> atomic_propositions;
   int requests             = 0;
   int depth                = 0;
@@ -38,19 +38,21 @@ class XBT_PRIVATE VisitedPair {
 public:
   int num;
   int other_num                      = 0;       /* Dot output for */
-  std::shared_ptr<State> graph_state = nullptr; /* System state included */
-  xbt_automaton_state_t automaton_state;
+  std::shared_ptr<State> app_state_  = nullptr; /* State of the application (including system state) */
+  xbt_automaton_state_t prop_state_;            /* State of the property automaton */
   std::shared_ptr<const std::vector<int>> atomic_propositions;
   std::size_t heap_bytes_used = 0;
   int actor_count_;
 
-  VisitedPair(int pair_num, xbt_automaton_state_t automaton_state,
-              std::shared_ptr<const std::vector<int>> atomic_propositions, std::shared_ptr<State> graph_state);
+  VisitedPair(int pair_num, xbt_automaton_state_t prop_state,
+              std::shared_ptr<const std::vector<int>> atomic_propositions, std::shared_ptr<State> app_state);
 };
 
 class XBT_PRIVATE LivenessChecker : public Exploration {
 public:
-  explicit LivenessChecker(Session* session);
+  explicit LivenessChecker(const std::vector<char*>& args);
+  ~LivenessChecker() override;
+
   void run() override;
   RecordTrace get_record_trace() override;
   std::vector<std::string> get_textual_trace() override;
@@ -76,6 +78,29 @@ private:
   unsigned long expanded_pairs_count_ = 0;
   int previous_pair_                  = 0;
   std::string previous_request_;
+
+  /* The property automaton must be a static because it's sometimes used before the explorer is even created.
+   *
+   * This can happen if some symbols are created during the application's initialization process, before the first
+   * decision point for the model-checker. Since the first snapshot is taken at the first decision point and since the
+   * explorer is created after the first snapshot, this may result in some symbols being registered even before the
+   * model-checker notices that this is a LivenessChecker to create.
+   *
+   * This situation is unfortunate, but I guess that it's the best I can achieve given the state of our initialization
+   * code.
+   */
+  static xbt_automaton_t property_automaton_;
+  bool evaluate_label(const xbt_automaton_exp_label* l, std::vector<int> const& values);
+
+public:
+  void automaton_load(const char* file) const;
+  std::vector<int> automaton_propositional_symbol_evaluate() const;
+  std::vector<xbt_automaton_state_t> get_automaton_state() const;
+  int compare_automaton_exp_label(const xbt_automaton_exp_label* l) const;
+  void set_property_automaton(xbt_automaton_state_t const& automaton_state) const;
+  xbt_automaton_exp_label_t get_automaton_transition_label(xbt_dynar_t const& dynar, int index) const;
+  xbt_automaton_state_t get_automaton_transition_dst(xbt_dynar_t const& dynar, int index) const;
+  static void automaton_register_symbol(RemoteProcess const& remote_process, const char* name, RemotePtr<int> addr);
 };
 
 } // namespace simgrid::mc