From b593ea30833ad5dcacb9076c988aec31b0cf26ec Mon Sep 17 00:00:00 2001
From: Martin Lucina <martin@lucina.net>
Date: Mon, 23 Jan 2012 08:53:57 +0100
Subject: Imported Upstream version 2.1.7

---
 src/ctx.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/ctx.cpp')

diff --git a/src/ctx.cpp b/src/ctx.cpp
index 9cbb9de..2758729 100644
--- a/src/ctx.cpp
+++ b/src/ctx.cpp
@@ -36,6 +36,7 @@
 #endif
 
 zmq::ctx_t::ctx_t (uint32_t io_threads_) :
+    tag (0xbadcafe0),
     terminating (false)
 {
     int rc;
@@ -78,6 +79,11 @@ zmq::ctx_t::ctx_t (uint32_t io_threads_) :
     zmq_assert (rc == 0);
 }
 
+bool zmq::ctx_t::check_tag ()
+{
+    return tag == 0xbadcafe0;
+}
+
 zmq::ctx_t::~ctx_t ()
 {
     //  Check that there are no remaining sockets.
@@ -99,6 +105,9 @@ zmq::ctx_t::~ctx_t ()
     //  needed as mailboxes themselves were deallocated with their
     //  corresponding io_thread/socket objects.
     free (slots);
+
+    //  Remove the tag, so that the object is considered dead.
+    tag = 0xdeadbeef;
 }
 
 int zmq::ctx_t::terminate ()
-- 
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