1 // Copyright David Abrahams, Daniel Wallin 2003.
2 // Distributed under the Boost Software License, Version 1.0.
3 // (See accompanying file LICENSE_1_0.txt or copy at
4 // http://www.boost.org/LICENSE_1_0.txt)
6 #ifndef BOOST_PARAMETER_AUX_PACK_DEDUCED_ITEM_HPP
7 #define BOOST_PARAMETER_AUX_PACK_DEDUCED_ITEM_HPP
9 #include <boost/parameter/aux_/void.hpp>
11 namespace boost { namespace parameter { namespace aux {
13 // A typelist that stored deduced parameter specs.
15 typename ParameterSpec
16 , typename Tail = ::boost::parameter::void_
20 typedef ParameterSpec spec;
24 // Evaluate Tail and construct deduced_item list.
25 template <typename Spec, typename Tail>
26 struct make_deduced_item
28 typedef ::boost::parameter::aux
29 ::deduced_item<Spec,typename Tail::type> type;
31 }}} // namespace boost::parameter::aux
33 #endif // include guard