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Initial move from Spirit CVS

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[SVN r34896]
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Joel de Guzman
2006-08-16 16:50:52 +00:00
commit 75b9d13a88
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include/boost/fusion/tuple/make_tuple.hpp Normal file
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/*=============================================================================
Copyright (c) 2001-2006 Joel de Guzman
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)
==============================================================================*/
#ifndef BOOST_PP_IS_ITERATING
#if !defined(FUSION_MAKE_TUPLE_10032005_0843)
#define FUSION_MAKE_TUPLE_10032005_0843
#include <boost/preprocessor/iterate.hpp>
#include <boost/preprocessor/repetition/enum_params.hpp>
#include <boost/preprocessor/repetition/enum_binary_params.hpp>
#include <boost/fusion/tuple/tuple.hpp>
#include <boost/fusion/support/detail/as_fusion_element.hpp>
namespace boost { namespace fusion
{
inline tuple<>
make_tuple()
{
return tuple<>();
}
#define BOOST_FUSION_AS_FUSION_ELEMENT(z, n, data) \
typename detail::as_fusion_element<BOOST_PP_CAT(T, n)>::type
#define BOOST_PP_FILENAME_1 <boost/fusion/tuple/make_tuple.hpp>
#define BOOST_PP_ITERATION_LIMITS (1, FUSION_MAX_VECTOR_SIZE)
#include BOOST_PP_ITERATE()
#undef BOOST_FUSION_AS_FUSION_ELEMENT
}}
#endif
#else // defined(BOOST_PP_IS_ITERATING)
///////////////////////////////////////////////////////////////////////////////
//
// Preprocessor vertical repetition code
//
///////////////////////////////////////////////////////////////////////////////
#define N BOOST_PP_ITERATION()
template <BOOST_PP_ENUM_PARAMS(N, typename T)>
inline tuple<BOOST_PP_ENUM(N, BOOST_FUSION_AS_FUSION_ELEMENT, _)>
make_tuple(BOOST_PP_ENUM_BINARY_PARAMS(N, T, const& _))
{
return tuple<BOOST_PP_ENUM(N, BOOST_FUSION_AS_FUSION_ELEMENT, _)>(
BOOST_PP_ENUM_PARAMS(N, _));
}
#undef N
#endif // defined(BOOST_PP_IS_ITERATING)