action: add happens_before() function

[model-checker.git] / action.h

diff --git a/action.h b/action.h
index f554e36cbb0495ce0658595970086891968b48b9..ae4afb29d27f928cbe63a34d79629a6d6310b28b 100644 (file)
--- a/action.h
+++ b/action.h
@@ -58,6 +58,8 @@ public:
        ClockVector * get_cv() const { return cv; }
        void read_from(ModelAction *act);
 
+       bool happens_before(ModelAction *act);
+
        inline bool operator <(const ModelAction& act) const {
                return get_seq_number() < act.get_seq_number();
        }