From b51965dddbed68f23c5e8c169c23c794313ce5f6 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 28 Jun 2011 17:17:23 +0200
Subject: Add boost subset as an implementation detail

---
 .../boost/smart_ptr/detail/atomic_count_win32.hpp  | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 cutl/details/boost/smart_ptr/detail/atomic_count_win32.hpp

(limited to 'cutl/details/boost/smart_ptr/detail/atomic_count_win32.hpp')

diff --git a/cutl/details/boost/smart_ptr/detail/atomic_count_win32.hpp b/cutl/details/boost/smart_ptr/detail/atomic_count_win32.hpp
new file mode 100644
index 0000000..e3ec802
--- /dev/null
+++ b/cutl/details/boost/smart_ptr/detail/atomic_count_win32.hpp
@@ -0,0 +1,63 @@
+#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED
+#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED
+
+// MS compatible compilers support #pragma once
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+//
+//  boost/detail/atomic_count_win32.hpp
+//
+//  Copyright (c) 2001-2005 Peter Dimov
+//
+// 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)
+//
+
+#include <cutl/details/boost/detail/interlocked.hpp>
+
+namespace cutl_details_boost
+{
+
+namespace detail
+{
+
+class atomic_count
+{
+public:
+
+    explicit atomic_count( long v ): value_( v )
+    {
+    }
+
+    long operator++()
+    {
+        return BOOST_INTERLOCKED_INCREMENT( &value_ );
+    }
+
+    long operator--()
+    {
+        return BOOST_INTERLOCKED_DECREMENT( &value_ );
+    }
+
+    operator long() const
+    {
+        return static_cast<long const volatile &>( value_ );
+    }
+
+private:
+
+    atomic_count( atomic_count const & );
+    atomic_count & operator=( atomic_count const & );
+
+    long value_;
+};
+
+} // namespace detail
+
+} // namespace cutl_details_boost
+
+#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED
-- 
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