summaryrefslogtreecommitdiffstats
path: root/contrib/src/boost/type_traits/is_member_function_pointer.hpp
blob: 6419e2890b781f36e059938e73c49b3e17c9f5ad (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120

//  (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard

//  Hinnant & John Maddock 2000.  

//  Use, modification and distribution are 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).

//

//  See http://www.boost.org/libs/type_traits for most recent version including documentation.



#ifndef BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED

#define BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED


#include <boost/type_traits/detail/config.hpp>

#include <boost/detail/workaround.hpp>


#if !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && !defined(BOOST_TT_TEST_MS_FUNC_SIGS)

   //

   // Note: we use the "workaround" version for MSVC because it works for 

   // __stdcall etc function types, where as the partial specialisation

   // version does not do so.

   //

#   include <boost/type_traits/detail/is_mem_fun_pointer_impl.hpp>

#   include <boost/type_traits/remove_cv.hpp>

#   include <boost/type_traits/integral_constant.hpp>

#else

#   include <boost/type_traits/is_reference.hpp>

#   include <boost/type_traits/is_array.hpp>

#   include <boost/type_traits/detail/yes_no_type.hpp>

#   include <boost/type_traits/detail/is_mem_fun_pointer_tester.hpp>

#endif


namespace boost {

#if defined( __CODEGEARC__ )

template <class T> struct is_member_function_pointer : public integral_constant<bool, __is_member_function_pointer( T )> {};
#elif !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && !defined(BOOST_TT_TEST_MS_FUNC_SIGS)


template <class T> struct is_member_function_pointer 
   : public ::boost::integral_constant<bool, ::boost::type_traits::is_mem_fun_pointer_impl<typename remove_cv<T>::type>::value>{};

#else


namespace detail {

#ifndef __BORLANDC__


template <bool>
struct is_mem_fun_pointer_select
{
   template <class T> struct result_ : public false_type{};
};

template <>
struct is_mem_fun_pointer_select<false>
{
    template <typename T> struct result_
    {
#if BOOST_WORKAROUND(BOOST_MSVC_FULL_VER, >= 140050000)

#pragma warning(push)

#pragma warning(disable:6334)

#endif

        static T* make_t;
        typedef result_<T> self_type;

        BOOST_STATIC_CONSTANT(
            bool, value = (
                1 == sizeof(::boost::type_traits::is_mem_fun_pointer_tester(self_type::make_t))
            ));
#if BOOST_WORKAROUND(BOOST_MSVC_FULL_VER, >= 140050000)

#pragma warning(pop)

#endif

    };
};

template <typename T>
struct is_member_function_pointer_impl
    : public is_mem_fun_pointer_select< 
      ::boost::is_reference<T>::value || ::boost::is_array<T>::value>::template result_<T>{};

template <typename T>
struct is_member_function_pointer_impl<T&> : public false_type{};

#else // Borland C++


template <typename T>
struct is_member_function_pointer_impl
{
   static T* m_t;
   BOOST_STATIC_CONSTANT(
              bool, value =
               (1 == sizeof(type_traits::is_mem_fun_pointer_tester(m_t))) );
};

template <typename T>
struct is_member_function_pointer_impl<T&>
{
   BOOST_STATIC_CONSTANT(bool, value = false);
};

#endif


template<> struct is_member_function_pointer_impl<void> : public false_type{};
#ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS

template<> struct is_member_function_pointer_impl<void const> : public false_type{};
template<> struct is_member_function_pointer_impl<void const volatile> : public false_type{};
template<> struct is_member_function_pointer_impl<void volatile> : public false_type{};
#endif


} // namespace detail


template <class T>
struct is_member_function_pointer
   : public integral_constant<bool, ::boost::detail::is_member_function_pointer_impl<T>::value>{};

#endif


} // namespace boost


#endif // BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED