summaryrefslogtreecommitdiff
path: root/src/signaler.hpp
diff options
context:
space:
mode:
authorMartin Lucina <martin@lucina.net>2012-01-23 08:53:19 +0100
committerMartin Lucina <martin@lucina.net>2012-01-23 08:53:19 +0100
commita15854bd92db69fcd0b4444fe1b8fe3610a7acf6 (patch)
tree1214b945d0f0033ff318de367c70525ea141ef56 /src/signaler.hpp
Imported Upstream version 2.0.7.dfsgupstream/2.0.7.dfsg
Diffstat (limited to 'src/signaler.hpp')
-rw-r--r--src/signaler.hpp71
1 files changed, 71 insertions, 0 deletions
diff --git a/src/signaler.hpp b/src/signaler.hpp
new file mode 100644
index 0000000..64a1899
--- /dev/null
+++ b/src/signaler.hpp
@@ -0,0 +1,71 @@
+/*
+ Copyright (c) 2007-2010 iMatix Corporation
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 0MQ is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __ZMQ_SIGNALER_HPP_INCLUDED__
+#define __ZMQ_SIGNALER_HPP_INCLUDED__
+
+#include <stddef.h>
+
+#include "platform.hpp"
+#include "fd.hpp"
+#include "stdint.hpp"
+#include "config.hpp"
+#include "command.hpp"
+
+namespace zmq
+{
+
+ class signaler_t
+ {
+ public:
+
+ signaler_t ();
+ ~signaler_t ();
+
+ fd_t get_fd ();
+ void send (const command_t &cmd_);
+ bool recv (command_t *cmd_, bool block_);
+
+ private:
+
+#if defined ZMQ_HAVE_OPENVMS
+
+ // Whilst OpenVMS supports socketpair - it maps to AF_INET only.
+ // Further, it does not set the socket options TCP_NODELAY and
+ // TCP_NODELACK which can lead to performance problems. We'll
+ // overload the socketpair function for this class.
+ //
+ // The bug will be fixed in V5.6 ECO4 and beyond. In the
+ // meantime, we'll create the socket pair manually.
+ static int socketpair (int domain_, int type_, int protocol_,
+ int sv_ [2]);
+#endif
+
+ // Write & read end of the socketpair.
+ fd_t w;
+ fd_t r;
+
+ // Disable copying of fd_signeler object.
+ signaler_t (const signaler_t&);
+ void operator = (const signaler_t&);
+ };
+
+}
+
+#endif