Various cleanups in zmqnotificationinterface.

This is a pure refactoring of zmqnotificationinterface to make the
code easier to read and maintain.  It replaces explicit iterators
with C++11 for-each loops where appropriate and uses std::unique_ptr
to make memory ownership more explicit.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/zmq/zmqnotificationinterface.h b/src/zmq/zmqnotificationinterface.h
index 60f3b6148a..0686960ed4 100644
--- a/src/zmq/zmqnotificationinterface.h
+++ b/src/zmq/zmqnotificationinterface.h
@@ -7,6 +7,7 @@
 
 #include <validationinterface.h>
 #include <list>
+#include <memory>
 
 class CBlockIndex;
 class CZMQAbstractNotifier;
@@ -34,7 +35,7 @@ private:
     CZMQNotificationInterface();
 
     void *pcontext;
-    std::list<CZMQAbstractNotifier*> notifiers;
+    std::list<std::unique_ptr<CZMQAbstractNotifier>> notifiers;
 };
 
 extern CZMQNotificationInterface* g_zmq_notification_interface;