From 3497244c41eb467df7c3748701f2e1a5e4c32224 Mon Sep 17 00:00:00 2001
From: Thomas Rodgers <rodgert@twrodgers.com>
Date: Sat, 12 Jul 2014 09:01:27 -0500
Subject: [PATCH] Added ZMQ_SHARED message option to zmq_msg_get()

---
 AUTHORS       | 1 +
 include/zmq.h | 1 +
 src/zmq.cpp   | 2 ++
 3 files changed, 4 insertions(+)

diff --git a/AUTHORS b/AUTHORS
index 712d0dcd..aeeeab34 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -95,6 +95,7 @@ Taras Shpot
 Tero Marttila 
 Terry Wilson 
 Thijs Terlouw 
+Thomas Rodgers 
 Toralf Wittner 
 Tore Halvorsen 
 Trevor Bernard 
diff --git a/include/zmq.h b/include/zmq.h
index 3c4aedfb..436c506b 100644
--- a/include/zmq.h
+++ b/include/zmq.h
@@ -311,6 +311,7 @@ ZMQ_EXPORT const char *zmq_msg_gets (zmq_msg_t *msg, const char *property);
 /*  Message options                                                           */
 #define ZMQ_MORE 1
 #define ZMQ_SRCFD 2
+#define ZMQ_SHARED 3
 
 /*  Send/recv options.                                                        */
 #define ZMQ_DONTWAIT 1
diff --git a/src/zmq.cpp b/src/zmq.cpp
index fc9002d2..93ebc491 100644
--- a/src/zmq.cpp
+++ b/src/zmq.cpp
@@ -629,6 +629,8 @@ int zmq_msg_get (zmq_msg_t *msg_, int property_)
         case ZMQ_SRCFD:
             // warning: int64_t to int
             return ((zmq::msg_t*) msg_)->fd ();
+        case ZMQ_SHARED:
+            return (((zmq::msg_t*) msg_)->flags () & zmq::msg_t::shared)? 1: 0;
         default:
             errno = EINVAL;
             return -1;