Added boost header

test/external/boost/serialization/wrapper.hpp

@@ -0,0 +1,60 @@
+#ifndef BOOST_SERIALIZATION_WRAPPER_HPP
+#define BOOST_SERIALIZATION_WRAPPER_HPP
+
+// (C) Copyright 2005-2006 Matthias Troyer
+// Use, modification and distribution is subject to 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 <boost/serialization/traits.hpp>
+#include <boost/type_traits/is_base_and_derived.hpp>
+#include <boost/mpl/eval_if.hpp>
+#include <boost/mpl/bool.hpp>
+
+namespace boost { namespace serialization {
+
+/// the base class for serialization wrappers
+///
+/// wrappers need to be treated differently at various places in the serialization library,
+/// e.g. saving of non-const wrappers has to be possible. Since partial specialization
+// is not supported by all compilers, we derive all wrappers from wrapper_traits. 
+
+template<
+    class T, 
+    int Level = object_serializable, 
+    int Tracking = track_never,
+    unsigned int Version = 0,
+    class ETII = extended_type_info_impl< T >
+>
+struct wrapper_traits : 
+    public traits<T,Level,Tracking,Version,ETII,mpl::true_> 
+{};
+
+template<class T>
+struct is_wrapper_impl :
+    boost::mpl::eval_if<
+      boost::is_base_and_derived<basic_traits,T>,
+      boost::mpl::true_,
+      boost::mpl::false_
+    >::type
+{};
+
+template<class T>
+struct is_wrapper {
+    typedef BOOST_DEDUCED_TYPENAME is_wrapper_impl<const T>::type type;
+};
+
+} // serialization
+} // boost
+
+// A macro to define that a class is a wrapper
+#define BOOST_CLASS_IS_WRAPPER(T)                       \
+namespace boost {                                       \
+namespace serialization {                               \
+template<>                                              \
+struct is_wrapper_impl<const T> : boost::mpl::true_ {}; \
+}                                                       \
+}                                                       \
+/**/
+
+#endif //BOOST_SERIALIZATION_WRAPPER_HPP