blob: 043e252b0455275bc7b20dccaffe7f07a543f26d [file] [log] [blame]
Jeff Thompsona28eed82013-08-22 16:21:10 -07001
2#ifndef BOOST_MPL_AUX_HAS_REBIND_HPP_INCLUDED
3#define BOOST_MPL_AUX_HAS_REBIND_HPP_INCLUDED
4
5// Copyright Aleksey Gurtovoy 2002-2004
6//
7// Distributed under the Boost Software License, Version 1.0.
8// (See accompanying file LICENSE_1_0.txt or copy at
9// http://www.boost.org/LICENSE_1_0.txt)
10//
11// See http://www.boost.org/libs/mpl for documentation.
12
13// $Id: has_rebind.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
14// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
15// $Revision: 49267 $
16
17#include <ndnboost/mpl/aux_/config/msvc.hpp>
18#include <ndnboost/mpl/aux_/config/intel.hpp>
19#include <ndnboost/mpl/aux_/config/workaround.hpp>
20
21#if BOOST_WORKAROUND(__EDG_VERSION__, <= 244) && !defined(BOOST_INTEL_CXX_VERSION)
22# include <ndnboost/mpl/has_xxx.hpp>
23#elif BOOST_WORKAROUND(BOOST_MSVC, < 1300)
24# include <ndnboost/mpl/has_xxx.hpp>
25# include <ndnboost/mpl/if.hpp>
26# include <ndnboost/mpl/bool.hpp>
27# include <ndnboost/mpl/aux_/msvc_is_class.hpp>
28#elif BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x610))
29# include <ndnboost/mpl/if.hpp>
30# include <ndnboost/mpl/bool.hpp>
31# include <ndnboost/mpl/aux_/yes_no.hpp>
32# include <ndnboost/mpl/aux_/config/static_constant.hpp>
33# include <ndnboost/type_traits/is_class.hpp>
34#else
35# include <ndnboost/mpl/aux_/type_wrapper.hpp>
36# include <ndnboost/mpl/aux_/yes_no.hpp>
37# include <ndnboost/mpl/aux_/config/static_constant.hpp>
38#endif
39
40namespace ndnboost { namespace mpl { namespace aux {
41
42#if BOOST_WORKAROUND(__EDG_VERSION__, <= 244) && !defined(BOOST_INTEL_CXX_VERSION)
43
44BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(has_rebind, rebind, false)
45
46#elif BOOST_WORKAROUND(BOOST_MSVC, < 1300)
47
48BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(has_rebind_impl, rebind, false)
49
50template< typename T >
51struct has_rebind
52 : if_<
53 msvc_is_class<T>
54 , has_rebind_impl<T>
55 , bool_<false>
56 >::type
57{
58};
59
60#else // the rest
61
62template< typename T > struct has_rebind_tag {};
63no_tag operator|(has_rebind_tag<int>, void const volatile*);
64
65# if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x610))
66template< typename T >
67struct has_rebind
68{
69 static has_rebind_tag<T>* get();
70 BOOST_STATIC_CONSTANT(bool, value =
71 sizeof(has_rebind_tag<int>() | get()) == sizeof(yes_tag)
72 );
73};
74# else // __BORLANDC__
75template< typename T >
76struct has_rebind_impl
77{
78 static T* get();
79 BOOST_STATIC_CONSTANT(bool, value =
80 sizeof(has_rebind_tag<int>() | get()) == sizeof(yes_tag)
81 );
82};
83
84template< typename T >
85struct has_rebind
86 : if_<
87 is_class<T>
88 , has_rebind_impl<T>
89 , bool_<false>
90 >::type
91{
92};
93# endif // __BORLANDC__
94
95#endif
96
97}}}
98
99#endif // BOOST_MPL_AUX_HAS_REBIND_HPP_INCLUDED