1// (C) Copyright John Maddock 2005.
2// Use, modification and distribution are subject to the
3// Boost Software License, Version 1.0. (See accompanying file
4// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
5
6#ifndef BOOST_TR1_ARRAY_HPP_INCLUDED
7# define BOOST_TR1_ARRAY_HPP_INCLUDED
8# include <boost/tr1/detail/config.hpp>
9
10#ifdef BOOST_HAS_TR1_ARRAY
11
12# if defined(BOOST_HAS_INCLUDE_NEXT) && !defined(BOOST_TR1_DISABLE_INCLUDE_NEXT)
13# include_next BOOST_TR1_HEADER(array)
14# else
15# include <boost/tr1/detail/config_all.hpp>
16# include BOOST_TR1_STD_HEADER(BOOST_TR1_PATH(array))
17# endif
18
19#else
20
21#include <boost/array.hpp>
22#include <boost/static_assert.hpp>
23#include <boost/type_traits/integral_constant.hpp>
24#include <boost/detail/workaround.hpp>
25
26namespace std{ namespace tr1{
27
28using ::boost::array;
29
30#if !BOOST_WORKAROUND(__BORLANDC__, < 0x0582)
31// [6.1.3.2] Tuple creation functions
32using ::boost::swap;
33#endif
34
35#if !defined(BOOST_TR1_USE_OLD_TUPLE)
36}} namespace boost{ namespace fusion{
37#endif
38
39// [6.2.2.5] Tuple interface to class template array
40template <class T> struct tuple_size; // forward declaration
41template <int I, class T> struct tuple_element; // forward declaration
42template <class T, size_t N>
43struct tuple_size< ::boost::array<T, N> >
44 : public ::boost::integral_constant< ::std::size_t, N>{};
45
46
47template <int I, class T, size_t N>
48struct tuple_element<I, ::boost::array<T, N> >
49{
50#if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x570))
51 BOOST_STATIC_ASSERT(I < (int)N);
52 BOOST_STATIC_ASSERT(I >= 0);
53#endif
54 typedef T type;
55};
56template <int I, class T, size_t N>
57T& get( ::boost::array<T, N>& a)
58{
59 BOOST_STATIC_ASSERT(I < N);
60 BOOST_STATIC_ASSERT(I >= 0);
61 return a[I];
62}
63
64template <int I, class T, size_t N>
65const T& get(const array<T, N>& a)
66{
67 BOOST_STATIC_ASSERT(I < N);
68 BOOST_STATIC_ASSERT(I >= 0);
69 return a[I];
70}
71
72#if !defined(BOOST_TR1_USE_OLD_TUPLE)
73}} namespace std{ namespace tr1{
74
75 using ::boost::fusion::tuple_size;
76 using ::boost::fusion::tuple_element;
77 using ::boost::fusion::get;
78
79#endif
80
81
82} } // namespaces
83
84#endif
85
86#endif
87

source code of boost/boost/tr1/array.hpp