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___CXX03___FUNCTIONAL_MEM_FUN_REF_H
11 #define _LIBCPP___CXX03___FUNCTIONAL_MEM_FUN_REF_H
12
13 #include <__cxx03/__config>
14 #include <__cxx03/__functional/binary_function.h>
15 #include <__cxx03/__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 template <class _Sp, class _Tp>
24 class _LIBCPP_TEMPLATE_VIS mem_fun_t : public __unary_function<_Tp*, _Sp> {
25 _Sp (_Tp::*__p_)();
26
27 public:
mem_fun_t(_Sp (_Tp::* __p)())28 _LIBCPP_HIDE_FROM_ABI explicit mem_fun_t(_Sp (_Tp::*__p)()) : __p_(__p) {}
operator()29 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp* __p) const { return (__p->*__p_)(); }
30 };
31
32 template <class _Sp, class _Tp, class _Ap>
33 class _LIBCPP_TEMPLATE_VIS mem_fun1_t : public __binary_function<_Tp*, _Ap, _Sp> {
34 _Sp (_Tp::*__p_)(_Ap);
35
36 public:
mem_fun1_t(_Sp (_Tp::* __p)(_Ap))37 _LIBCPP_HIDE_FROM_ABI explicit mem_fun1_t(_Sp (_Tp::*__p)(_Ap)) : __p_(__p) {}
operator()38 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp* __p, _Ap __x) const { return (__p->*__p_)(__x); }
39 };
40
41 template <class _Sp, class _Tp>
mem_fun(_Sp (_Tp::* __f)())42 inline _LIBCPP_HIDE_FROM_ABI mem_fun_t<_Sp, _Tp> mem_fun(_Sp (_Tp::*__f)()) {
43 return mem_fun_t<_Sp, _Tp>(__f);
44 }
45
46 template <class _Sp, class _Tp, class _Ap>
mem_fun(_Sp (_Tp::* __f)(_Ap))47 inline _LIBCPP_HIDE_FROM_ABI mem_fun1_t<_Sp, _Tp, _Ap> mem_fun(_Sp (_Tp::*__f)(_Ap)) {
48 return mem_fun1_t<_Sp, _Tp, _Ap>(__f);
49 }
50
51 template <class _Sp, class _Tp>
52 class _LIBCPP_TEMPLATE_VIS mem_fun_ref_t : public __unary_function<_Tp, _Sp> {
53 _Sp (_Tp::*__p_)();
54
55 public:
mem_fun_ref_t(_Sp (_Tp::* __p)())56 _LIBCPP_HIDE_FROM_ABI explicit mem_fun_ref_t(_Sp (_Tp::*__p)()) : __p_(__p) {}
operator()57 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp& __p) const { return (__p.*__p_)(); }
58 };
59
60 template <class _Sp, class _Tp, class _Ap>
61 class _LIBCPP_TEMPLATE_VIS mem_fun1_ref_t : public __binary_function<_Tp, _Ap, _Sp> {
62 _Sp (_Tp::*__p_)(_Ap);
63
64 public:
mem_fun1_ref_t(_Sp (_Tp::* __p)(_Ap))65 _LIBCPP_HIDE_FROM_ABI explicit mem_fun1_ref_t(_Sp (_Tp::*__p)(_Ap)) : __p_(__p) {}
operator()66 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp& __p, _Ap __x) const { return (__p.*__p_)(__x); }
67 };
68
69 template <class _Sp, class _Tp>
mem_fun_ref(_Sp (_Tp::* __f)())70 inline _LIBCPP_HIDE_FROM_ABI mem_fun_ref_t<_Sp, _Tp> mem_fun_ref(_Sp (_Tp::*__f)()) {
71 return mem_fun_ref_t<_Sp, _Tp>(__f);
72 }
73
74 template <class _Sp, class _Tp, class _Ap>
mem_fun_ref(_Sp (_Tp::* __f)(_Ap))75 inline _LIBCPP_HIDE_FROM_ABI mem_fun1_ref_t<_Sp, _Tp, _Ap> mem_fun_ref(_Sp (_Tp::*__f)(_Ap)) {
76 return mem_fun1_ref_t<_Sp, _Tp, _Ap>(__f);
77 }
78
79 template <class _Sp, class _Tp>
80 class _LIBCPP_TEMPLATE_VIS const_mem_fun_t : public __unary_function<const _Tp*, _Sp> {
81 _Sp (_Tp::*__p_)() const;
82
83 public:
const_mem_fun_t(_Sp (_Tp::* __p)()const)84 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun_t(_Sp (_Tp::*__p)() const) : __p_(__p) {}
operator()85 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp* __p) const { return (__p->*__p_)(); }
86 };
87
88 template <class _Sp, class _Tp, class _Ap>
89 class _LIBCPP_TEMPLATE_VIS const_mem_fun1_t : public __binary_function<const _Tp*, _Ap, _Sp> {
90 _Sp (_Tp::*__p_)(_Ap) const;
91
92 public:
const_mem_fun1_t(_Sp (_Tp::* __p)(_Ap)const)93 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun1_t(_Sp (_Tp::*__p)(_Ap) const) : __p_(__p) {}
operator()94 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp* __p, _Ap __x) const { return (__p->*__p_)(__x); }
95 };
96
97 template <class _Sp, class _Tp>
mem_fun(_Sp (_Tp::* __f)()const)98 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun_t<_Sp, _Tp> mem_fun(_Sp (_Tp::*__f)() const) {
99 return const_mem_fun_t<_Sp, _Tp>(__f);
100 }
101
102 template <class _Sp, class _Tp, class _Ap>
mem_fun(_Sp (_Tp::* __f)(_Ap)const)103 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun1_t<_Sp, _Tp, _Ap> mem_fun(_Sp (_Tp::*__f)(_Ap) const) {
104 return const_mem_fun1_t<_Sp, _Tp, _Ap>(__f);
105 }
106
107 template <class _Sp, class _Tp>
108 class _LIBCPP_TEMPLATE_VIS const_mem_fun_ref_t : public __unary_function<_Tp, _Sp> {
109 _Sp (_Tp::*__p_)() const;
110
111 public:
const_mem_fun_ref_t(_Sp (_Tp::* __p)()const)112 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun_ref_t(_Sp (_Tp::*__p)() const) : __p_(__p) {}
operator()113 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp& __p) const { return (__p.*__p_)(); }
114 };
115
116 template <class _Sp, class _Tp, class _Ap>
117 class _LIBCPP_TEMPLATE_VIS const_mem_fun1_ref_t : public __binary_function<_Tp, _Ap, _Sp> {
118 _Sp (_Tp::*__p_)(_Ap) const;
119
120 public:
const_mem_fun1_ref_t(_Sp (_Tp::* __p)(_Ap)const)121 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun1_ref_t(_Sp (_Tp::*__p)(_Ap) const) : __p_(__p) {}
operator()122 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp& __p, _Ap __x) const { return (__p.*__p_)(__x); }
123 };
124
125 template <class _Sp, class _Tp>
mem_fun_ref(_Sp (_Tp::* __f)()const)126 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun_ref_t<_Sp, _Tp> mem_fun_ref(_Sp (_Tp::*__f)() const) {
127 return const_mem_fun_ref_t<_Sp, _Tp>(__f);
128 }
129
130 template <class _Sp, class _Tp, class _Ap>
mem_fun_ref(_Sp (_Tp::* __f)(_Ap)const)131 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun1_ref_t<_Sp, _Tp, _Ap> mem_fun_ref(_Sp (_Tp::*__f)(_Ap) const) {
132 return const_mem_fun1_ref_t<_Sp, _Tp, _Ap>(__f);
133 }
134
135 _LIBCPP_END_NAMESPACE_STD
136
137 #endif // _LIBCPP___CXX03___FUNCTIONAL_MEM_FUN_REF_H
138