diff DEPENDENCIES/generic/include/boost/interprocess/sync/detail/locks.hpp @ 16:2665513ce2d3

Add boost headers
author Chris Cannam
date Tue, 05 Aug 2014 11:11:38 +0100
parents
children c530137014c0
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/DEPENDENCIES/generic/include/boost/interprocess/sync/detail/locks.hpp	Tue Aug 05 11:11:38 2014 +0100
@@ -0,0 +1,66 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2012-2012. Distributed under the Boost
+// Software License, Version 1.0. (See accompanying file
+// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// See http://www.boost.org/libs/interprocess for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef BOOST_INTERPROCESS_DETAIL_LOCKS_HPP
+#define BOOST_INTERPROCESS_DETAIL_LOCKS_HPP
+
+#include <boost/interprocess/detail/config_begin.hpp>
+#include <boost/interprocess/detail/workaround.hpp>
+
+namespace boost {
+namespace interprocess {
+namespace ipcdetail {
+
+template<class Lock>
+class internal_mutex_lock
+{
+   typedef void (internal_mutex_lock::*unspecified_bool_type)();
+   public:
+
+   typedef typename Lock::mutex_type::internal_mutex_type  mutex_type;
+   
+
+   internal_mutex_lock(Lock &l)
+      : l_(l)
+   {}
+
+   mutex_type* mutex() const
+   {  return l_ ? &l_.mutex()->internal_mutex() : 0;  }
+
+   void lock()    { l_.lock(); }
+
+   void unlock()  { l_.unlock(); }
+
+   operator unspecified_bool_type() const
+   {  return l_ ? &internal_mutex_lock::lock : 0;  }
+
+   private:
+   Lock &l_;
+};
+
+template <class Lock>
+class lock_inverter
+{
+   Lock &l_;
+   public:
+   lock_inverter(Lock &l)
+      :  l_(l)
+   {}
+   void lock()    {   l_.unlock();   }
+   void unlock()  {   l_.lock();     }
+};
+
+}  //namespace ipcdetail
+}  //namespace interprocess
+}  //namespace boost
+
+#include <boost/interprocess/detail/config_end.hpp>
+
+#endif   //BOOST_INTERPROCESS_DETAIL_LOCKS_HPP