Add events count to EventHistory.

2 files changed, 14 insertions, 1 deletions

diff --git a/src/lib/event_history.cc b/src/lib/event_history.cc
index f68a6c9b9..b39a23d01 100644
--- a/src/lib/event_history.cc
+++ b/src/lib/event_history.cc
@@ -60,4 +60,15 @@ EventHistory::event()
 	if (int(_history.size()) > _size) {
 		_history.pop_back();
 	}
+
+	++_events;
 }
+
+
+int
+EventHistory::events() const
+{
+	boost::mutex::scoped_lock lock(_mutex);
+	return _events;
+}
+
diff --git a/src/lib/event_history.h b/src/lib/event_history.h
index 63329fa0e..5dd84cbbf 100644
--- a/src/lib/event_history.h
+++ b/src/lib/event_history.h
@@ -35,14 +35,16 @@ public:
 
 	boost::optional<float> rate() const;
 	void event();
+	int events() const;
 
 private:
-	/** Mutex for _history */
+	/** Mutex for _history and _events */
 	mutable boost::mutex _mutex;
 	/** List of the times of the last _history_size events
 	    first is the most recently completed.
 	*/
 	std::list<struct timeval> _history;
+	int _events = 0;
 	/** Number of events that we should keep history for */
 	int const _size;
 };