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

---
 cutl/details/boost/mpl/aux_/type_wrapper.hpp | 47 ++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 cutl/details/boost/mpl/aux_/type_wrapper.hpp

(limited to 'cutl/details/boost/mpl/aux_/type_wrapper.hpp')

diff --git a/cutl/details/boost/mpl/aux_/type_wrapper.hpp b/cutl/details/boost/mpl/aux_/type_wrapper.hpp
new file mode 100644
index 0000000..a39b248
--- /dev/null
+++ b/cutl/details/boost/mpl/aux_/type_wrapper.hpp
@@ -0,0 +1,47 @@
+
+#ifndef BOOST_MPL_AUX_TYPE_WRAPPER_HPP_INCLUDED
+#define BOOST_MPL_AUX_TYPE_WRAPPER_HPP_INCLUDED
+
+// Copyright Aleksey Gurtovoy 2000-2004
+// Copyright Peter Dimov 2000-2003
+//
+// 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/mpl for documentation.
+
+// $Id: type_wrapper.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
+// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $
+// $Revision: 49267 $
+
+#include <cutl/details/boost/mpl/aux_/config/ctps.hpp>
+
+namespace cutl_details_boost { namespace mpl { namespace aux {
+
+template< typename T > struct type_wrapper
+{
+    typedef T type;
+};
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+// agurt 08/may/03: a complicated way to extract the wrapped type; need it 
+// mostly for the sake of GCC (3.2.x), which ICEs if you try to extract the 
+// nested 'type' from 'type_wrapper<T>' when the latter was the result of a
+// 'typeof' expression
+template< typename T > struct wrapped_type;
+
+template< typename T > struct wrapped_type< type_wrapper<T> >
+{
+    typedef T type;
+};
+#else
+template< typename W > struct wrapped_type
+{
+    typedef typename W::type type;
+};
+#endif
+
+}}}
+
+#endif // BOOST_MPL_AUX_TYPE_WRAPPER_HPP_INCLUDED
-- 
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