msg_t::rm_refs closes the message when number of refs drops to 0 (issue 245)

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/src/msg.hpp b/src/msg.hpp
index 1363e78..514f95b 100644
--- a/src/msg.hpp
+++ b/src/msg.hpp
@@ -73,8 +73,9 @@ namespace zmq
         //  refs_ times. No need to call copy.
         void add_refs (int refs_);
 
-        //  Removes references previously added by add_refs.
-        void rm_refs (int refs_);
+        //  Removes references previously added by add_refs. If the number of
+        //  references drops to 0, the message is closed and false is returned.
+        bool rm_refs (int refs_);
 
     private: