more changes towards locks

[model-checker.git] / action.h

diff --git a/action.h b/action.h
index 0e3f3d572792303444c2e4efa3cce73326135039..753860984a2f2df79869deb11bb0053fdb05d7a5 100644 (file)
--- a/action.h
+++ b/action.h
@@ -24,6 +24,8 @@ using std::memory_order_seq_cst;
                hence by iteself does not indicate no value. */
 
 #define VALUE_NONE 1234567890
+#define VALUE_TRYSUCCESS 1
+#define VALUE_TRYFAILED 0
 
 /** @brief Represents an action type, identifying one of several types of
  * ModelAction */
@@ -70,6 +72,8 @@ public:
        Node * get_node() const { return node; }
        void set_node(Node *n) { node = n; }
 
+       bool is_success_lock() const;
+       bool is_failed_trylock() const;
        bool is_read() const;
        bool is_write() const;
        bool is_rmwr() const;