Mercurial > hg > vamp-build-and-test
diff DEPENDENCIES/generic/include/boost/parameter/aux_/overloads.hpp @ 16:2665513ce2d3
Add boost headers
author | Chris Cannam |
---|---|
date | Tue, 05 Aug 2014 11:11:38 +0100 |
parents | |
children |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DEPENDENCIES/generic/include/boost/parameter/aux_/overloads.hpp Tue Aug 05 11:11:38 2014 +0100 @@ -0,0 +1,88 @@ +// Copyright David Abrahams, Daniel Wallin 2003. 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) + +// This file generates overloads in this format: +// +// template<class A0, class A1> +// typename mpl::apply_wrap1< +// aux::make_arg_list< +// PS0,A0 +// , aux::make_arg_list< +// PS1,A1 +// , mpl::identity<aux::empty_arg_list> +// > +// > +// , unnamed_list +// >::type +// operator()(A0 const& a0, A1 const& a1) const +// { +// typedef typename mpl::apply_wrap1< +// aux::make_arg_list< +// PS0,A0 +// , aux::make_arg_list< +// PS1,A1 +// , mpl::identity<aux::empty_arg_list> +// > +// > +// >::type arg_tuple; +// +// return arg_tuple( +// a0 +// , a1 +// , aux::void_() +// ... +// ); +// } +// + +#if !defined(BOOST_PP_IS_ITERATING) +# error Boost.Parameters - do not include this file! +#endif + +#define N BOOST_PP_ITERATION() + +#define BOOST_PARAMETER_open_list(z, n, text) \ + aux::item< \ + BOOST_PP_CAT(PS, n), BOOST_PP_CAT(A, n) + +#define BOOST_PARAMETER_close_list(z, n, text) > + +#define BOOST_PARAMETER_arg_list(n) \ + aux::make_arg_list< \ + BOOST_PP_ENUM(N, BOOST_PARAMETER_open_list, _) \ + , void_ \ + BOOST_PP_REPEAT(N, BOOST_PARAMETER_close_list, _) \ + , deduced_list \ + , aux::tag_keyword_arg \ + > + +#define BOOST_PARAMETER_arg_pack_init(z, n, limit) \ + BOOST_PP_CAT(a, BOOST_PP_SUB(limit,n)) + +template<BOOST_PP_ENUM_PARAMS(N, class A)> +typename mpl::first< + typename BOOST_PARAMETER_arg_list(N)::type +>::type +operator()(BOOST_PP_ENUM_BINARY_PARAMS(N, A, & a)) const +{ + typedef typename BOOST_PARAMETER_arg_list(N)::type result; + + typedef typename mpl::first<result>::type result_type; + typedef typename mpl::second<result>::type error; + error(); + + return result_type( + BOOST_PP_ENUM(N, BOOST_PARAMETER_arg_pack_init, BOOST_PP_DEC(N)) + BOOST_PP_ENUM_TRAILING_PARAMS( + BOOST_PP_SUB(BOOST_PARAMETER_MAX_ARITY, N) + , aux::void_reference() BOOST_PP_INTERCEPT + )); +} + +#undef BOOST_PARAMETER_arg_list +#undef BOOST_PARAMETER_open_list +#undef BOOST_PARAMETER_close_list +#undef N +