1 // -*- C++ -*-
2 //===----------------------------------------------------------------------===//
3 //
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //
8 //===----------------------------------------------------------------------===//
9
10 #ifndef _LIBCPP___FUNCTIONAL_MEM_FUN_REF_H
11 #define _LIBCPP___FUNCTIONAL_MEM_FUN_REF_H
12
13 #include <__config>
14 #include <__functional/binary_function.h>
15 #include <__functional/unary_function.h>
16
17 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
18 # pragma GCC system_header
19 #endif
20
21 _LIBCPP_BEGIN_NAMESPACE_STD
22
23 #if _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_BINDERS)
24
25 template <class _Sp, class _Tp>
26 class _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 mem_fun_t : public __unary_function<_Tp*, _Sp> {
27 _Sp (_Tp::*__p_)();
28
29 public:
mem_fun_t(_Sp (_Tp::* __p)())30 _LIBCPP_HIDE_FROM_ABI explicit mem_fun_t(_Sp (_Tp::*__p)()) : __p_(__p) {}
operator()31 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp* __p) const { return (__p->*__p_)(); }
32 };
33
34 template <class _Sp, class _Tp, class _Ap>
35 class _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 mem_fun1_t : public __binary_function<_Tp*, _Ap, _Sp> {
36 _Sp (_Tp::*__p_)(_Ap);
37
38 public:
mem_fun1_t(_Sp (_Tp::* __p)(_Ap))39 _LIBCPP_HIDE_FROM_ABI explicit mem_fun1_t(_Sp (_Tp::*__p)(_Ap)) : __p_(__p) {}
operator()40 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp* __p, _Ap __x) const { return (__p->*__p_)(__x); }
41 };
42
43 template <class _Sp, class _Tp>
mem_fun(_Sp (_Tp::* __f)())44 _LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI mem_fun_t<_Sp, _Tp> mem_fun(_Sp (_Tp::*__f)()) {
45 return mem_fun_t<_Sp, _Tp>(__f);
46 }
47
48 template <class _Sp, class _Tp, class _Ap>
mem_fun(_Sp (_Tp::* __f)(_Ap))49 _LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI mem_fun1_t<_Sp, _Tp, _Ap> mem_fun(_Sp (_Tp::*__f)(_Ap)) {
50 return mem_fun1_t<_Sp, _Tp, _Ap>(__f);
51 }
52
53 template <class _Sp, class _Tp>
54 class _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 mem_fun_ref_t : public __unary_function<_Tp, _Sp> {
55 _Sp (_Tp::*__p_)();
56
57 public:
mem_fun_ref_t(_Sp (_Tp::* __p)())58 _LIBCPP_HIDE_FROM_ABI explicit mem_fun_ref_t(_Sp (_Tp::*__p)()) : __p_(__p) {}
operator()59 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp& __p) const { return (__p.*__p_)(); }
60 };
61
62 template <class _Sp, class _Tp, class _Ap>
63 class _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 mem_fun1_ref_t : public __binary_function<_Tp, _Ap, _Sp> {
64 _Sp (_Tp::*__p_)(_Ap);
65
66 public:
mem_fun1_ref_t(_Sp (_Tp::* __p)(_Ap))67 _LIBCPP_HIDE_FROM_ABI explicit mem_fun1_ref_t(_Sp (_Tp::*__p)(_Ap)) : __p_(__p) {}
operator()68 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp& __p, _Ap __x) const { return (__p.*__p_)(__x); }
69 };
70
71 template <class _Sp, class _Tp>
mem_fun_ref(_Sp (_Tp::* __f)())72 _LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI mem_fun_ref_t<_Sp, _Tp> mem_fun_ref(_Sp (_Tp::*__f)()) {
73 return mem_fun_ref_t<_Sp, _Tp>(__f);
74 }
75
76 template <class _Sp, class _Tp, class _Ap>
77 _LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI mem_fun1_ref_t<_Sp, _Tp, _Ap>
mem_fun_ref(_Sp (_Tp::* __f)(_Ap))78 mem_fun_ref(_Sp (_Tp::*__f)(_Ap)) {
79 return mem_fun1_ref_t<_Sp, _Tp, _Ap>(__f);
80 }
81
82 template <class _Sp, class _Tp>
83 class _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 const_mem_fun_t : public __unary_function<const _Tp*, _Sp> {
84 _Sp (_Tp::*__p_)() const;
85
86 public:
const_mem_fun_t(_Sp (_Tp::* __p)()const)87 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun_t(_Sp (_Tp::*__p)() const) : __p_(__p) {}
operator()88 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp* __p) const { return (__p->*__p_)(); }
89 };
90
91 template <class _Sp, class _Tp, class _Ap>
92 class _LIBCPP_TEMPLATE_VIS
93 _LIBCPP_DEPRECATED_IN_CXX11 const_mem_fun1_t : public __binary_function<const _Tp*, _Ap, _Sp> {
94 _Sp (_Tp::*__p_)(_Ap) const;
95
96 public:
const_mem_fun1_t(_Sp (_Tp::* __p)(_Ap)const)97 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun1_t(_Sp (_Tp::*__p)(_Ap) const) : __p_(__p) {}
operator()98 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp* __p, _Ap __x) const { return (__p->*__p_)(__x); }
99 };
100
101 template <class _Sp, class _Tp>
mem_fun(_Sp (_Tp::* __f)()const)102 _LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun_t<_Sp, _Tp> mem_fun(_Sp (_Tp::*__f)() const) {
103 return const_mem_fun_t<_Sp, _Tp>(__f);
104 }
105
106 template <class _Sp, class _Tp, class _Ap>
107 _LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun1_t<_Sp, _Tp, _Ap>
mem_fun(_Sp (_Tp::* __f)(_Ap)const)108 mem_fun(_Sp (_Tp::*__f)(_Ap) const) {
109 return const_mem_fun1_t<_Sp, _Tp, _Ap>(__f);
110 }
111
112 template <class _Sp, class _Tp>
113 class _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 const_mem_fun_ref_t : public __unary_function<_Tp, _Sp> {
114 _Sp (_Tp::*__p_)() const;
115
116 public:
const_mem_fun_ref_t(_Sp (_Tp::* __p)()const)117 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun_ref_t(_Sp (_Tp::*__p)() const) : __p_(__p) {}
operator()118 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp& __p) const { return (__p.*__p_)(); }
119 };
120
121 template <class _Sp, class _Tp, class _Ap>
122 class _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 const_mem_fun1_ref_t : public __binary_function<_Tp, _Ap, _Sp> {
123 _Sp (_Tp::*__p_)(_Ap) const;
124
125 public:
const_mem_fun1_ref_t(_Sp (_Tp::* __p)(_Ap)const)126 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun1_ref_t(_Sp (_Tp::*__p)(_Ap) const) : __p_(__p) {}
operator()127 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp& __p, _Ap __x) const { return (__p.*__p_)(__x); }
128 };
129
130 template <class _Sp, class _Tp>
131 _LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun_ref_t<_Sp, _Tp>
mem_fun_ref(_Sp (_Tp::* __f)()const)132 mem_fun_ref(_Sp (_Tp::*__f)() const) {
133 return const_mem_fun_ref_t<_Sp, _Tp>(__f);
134 }
135
136 template <class _Sp, class _Tp, class _Ap>
137 _LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun1_ref_t<_Sp, _Tp, _Ap>
mem_fun_ref(_Sp (_Tp::* __f)(_Ap)const)138 mem_fun_ref(_Sp (_Tp::*__f)(_Ap) const) {
139 return const_mem_fun1_ref_t<_Sp, _Tp, _Ap>(__f);
140 }
141
142 #endif // _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_BINDERS)
143
144 _LIBCPP_END_NAMESPACE_STD
145
146 #endif // _LIBCPP___FUNCTIONAL_MEM_FUN_REF_H
147