87 lines
2.2 KiB
C++
87 lines
2.2 KiB
C++
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// (C) Copyright John Maddock 2005.
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// Use, modification and distribution are subject to the
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// Boost Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_TR1_ARRAY_HPP_INCLUDED
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# define BOOST_TR1_ARRAY_HPP_INCLUDED
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# include <boost/tr1/detail/config.hpp>
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#ifdef BOOST_HAS_TR1_ARRAY
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# if defined(BOOST_HAS_INCLUDE_NEXT) && !defined(BOOST_TR1_DISABLE_INCLUDE_NEXT)
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# include_next BOOST_TR1_HEADER(array)
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# else
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# include <boost/tr1/detail/config_all.hpp>
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# include BOOST_TR1_STD_HEADER(BOOST_TR1_PATH(array))
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# endif
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#else
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#include <boost/array.hpp>
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#include <boost/static_assert.hpp>
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#include <boost/type_traits/integral_constant.hpp>
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#include <boost/detail/workaround.hpp>
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namespace std{ namespace tr1{
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using ::boost::array;
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#if !BOOST_WORKAROUND(__BORLANDC__, < 0x0582)
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// [6.1.3.2] Tuple creation functions
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using ::boost::swap;
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#endif
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#if !defined(BOOST_TR1_USE_OLD_TUPLE)
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}} namespace boost{ namespace fusion{
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#endif
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// [6.2.2.5] Tuple interface to class template array
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template <class T> struct tuple_size; // forward declaration
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template <int I, class T> struct tuple_element; // forward declaration
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template <class T, size_t N>
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struct tuple_size< ::boost::array<T, N> >
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: public ::boost::integral_constant< ::std::size_t, N>{};
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template <int I, class T, size_t N>
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struct tuple_element<I, ::boost::array<T, N> >
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{
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#if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x570))
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BOOST_STATIC_ASSERT(I < (int)N);
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BOOST_STATIC_ASSERT(I >= 0);
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#endif
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typedef T type;
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};
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template <int I, class T, size_t N>
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T& get( ::boost::array<T, N>& a)
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{
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BOOST_STATIC_ASSERT(I < N);
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BOOST_STATIC_ASSERT(I >= 0);
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return a[I];
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}
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template <int I, class T, size_t N>
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const T& get(const array<T, N>& a)
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{
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BOOST_STATIC_ASSERT(I < N);
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BOOST_STATIC_ASSERT(I >= 0);
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return a[I];
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}
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#if !defined(BOOST_TR1_USE_OLD_TUPLE)
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}} namespace std{ namespace tr1{
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using ::boost::fusion::tuple_size;
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using ::boost::fusion::tuple_element;
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using ::boost::fusion::get;
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#endif
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} } // namespaces
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#endif
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#endif
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