summaryrefslogtreecommitdiff
path: root/src/thread.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/thread.hpp
Imported Upstream version 2.0.7.dfsgupstream/2.0.7.dfsg
Diffstat (limited to 'src/thread.hpp')
-rw-r--r--src/thread.hpp86
1 files changed, 86 insertions, 0 deletions
diff --git a/src/thread.hpp b/src/thread.hpp
new file mode 100644
index 0000000..432770c
--- /dev/null
+++ b/src/thread.hpp
@@ -0,0 +1,86 @@
+/*
+ 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_THREAD_HPP_INCLUDED__
+#define __ZMQ_THREAD_HPP_INCLUDED__
+
+#include "platform.hpp"
+
+#ifdef ZMQ_HAVE_WINDOWS
+#include "windows.hpp"
+#else
+#include <pthread.h>
+#endif
+
+namespace zmq
+{
+
+ typedef void (thread_fn) (void*);
+
+ // Class encapsulating OS thread. Thread initiation/termination is done
+ // using special functions rather than in constructor/destructor so that
+ // thread isn't created during object construction by accident, causing
+ // newly created thread to access half-initialised object. Same applies
+ // to the destruction process: Thread should be terminated before object
+ // destruction begins, otherwise it can access half-destructed object.
+
+ class thread_t
+ {
+ public:
+
+ inline thread_t ()
+ {
+ }
+
+ // Creates OS thread. 'tfn' is main thread function. It'll be passed
+ // 'arg' as an argument.
+ void start (thread_fn *tfn_, void *arg_);
+
+ // Waits for thread termination.
+ void stop ();
+
+#ifdef ZMQ_HAVE_WINDOWS
+ typedef DWORD id_t;
+#else
+ typedef pthread_t id_t;
+#endif
+
+ static id_t id ();
+ static bool equal (id_t id1_, id_t id2_);
+
+ private:
+
+#ifdef ZMQ_HAVE_WINDOWS
+ static unsigned int __stdcall thread_routine (void *arg_);
+ HANDLE descriptor;
+#else
+ static void *thread_routine (void *arg_);
+ pthread_t descriptor;
+#endif
+
+ thread_fn *tfn;
+ void *arg;
+
+ thread_t (const thread_t&);
+ void operator = (const thread_t&);
+ };
+
+}
+
+#endif