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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-exception7//8//===----------------------------------------------------------------------===//9 10#ifndef _LIBCPP___FUNCTIONAL_MEM_FUN_REF_H11#define _LIBCPP___FUNCTIONAL_MEM_FUN_REF_H12 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_header19#endif20 21_LIBCPP_BEGIN_NAMESPACE_STD22 23#if _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_BINDERS)24 25template <class _Sp, class _Tp>26class _LIBCPP_DEPRECATED_IN_CXX11 mem_fun_t : public __unary_function<_Tp*, _Sp> {27 _Sp (_Tp::*__p_)();28 29public:30 _LIBCPP_HIDE_FROM_ABI explicit mem_fun_t(_Sp (_Tp::*__p)()) : __p_(__p) {}31 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp* __p) const { return (__p->*__p_)(); }32};33 34template <class _Sp, class _Tp, class _Ap>35class _LIBCPP_DEPRECATED_IN_CXX11 mem_fun1_t : public __binary_function<_Tp*, _Ap, _Sp> {36 _Sp (_Tp::*__p_)(_Ap);37 38public:39 _LIBCPP_HIDE_FROM_ABI explicit mem_fun1_t(_Sp (_Tp::*__p)(_Ap)) : __p_(__p) {}40 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp* __p, _Ap __x) const { return (__p->*__p_)(__x); }41};42 43template <class _Sp, class _Tp>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 48template <class _Sp, class _Tp, class _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 53template <class _Sp, class _Tp>54class _LIBCPP_DEPRECATED_IN_CXX11 mem_fun_ref_t : public __unary_function<_Tp, _Sp> {55 _Sp (_Tp::*__p_)();56 57public:58 _LIBCPP_HIDE_FROM_ABI explicit mem_fun_ref_t(_Sp (_Tp::*__p)()) : __p_(__p) {}59 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp& __p) const { return (__p.*__p_)(); }60};61 62template <class _Sp, class _Tp, class _Ap>63class _LIBCPP_DEPRECATED_IN_CXX11 mem_fun1_ref_t : public __binary_function<_Tp, _Ap, _Sp> {64 _Sp (_Tp::*__p_)(_Ap);65 66public:67 _LIBCPP_HIDE_FROM_ABI explicit mem_fun1_ref_t(_Sp (_Tp::*__p)(_Ap)) : __p_(__p) {}68 _LIBCPP_HIDE_FROM_ABI _Sp operator()(_Tp& __p, _Ap __x) const { return (__p.*__p_)(__x); }69};70 71template <class _Sp, class _Tp>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 76template <class _Sp, class _Tp, class _Ap>77_LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI mem_fun1_ref_t<_Sp, _Tp, _Ap>78mem_fun_ref(_Sp (_Tp::*__f)(_Ap)) {79 return mem_fun1_ref_t<_Sp, _Tp, _Ap>(__f);80}81 82template <class _Sp, class _Tp>83class _LIBCPP_DEPRECATED_IN_CXX11 const_mem_fun_t : public __unary_function<const _Tp*, _Sp> {84 _Sp (_Tp::*__p_)() const;85 86public:87 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun_t(_Sp (_Tp::*__p)() const) : __p_(__p) {}88 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp* __p) const { return (__p->*__p_)(); }89};90 91template <class _Sp, class _Tp, class _Ap>92class _LIBCPP_DEPRECATED_IN_CXX11 const_mem_fun1_t : public __binary_function<const _Tp*, _Ap, _Sp> {93 _Sp (_Tp::*__p_)(_Ap) const;94 95public:96 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun1_t(_Sp (_Tp::*__p)(_Ap) const) : __p_(__p) {}97 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp* __p, _Ap __x) const { return (__p->*__p_)(__x); }98};99 100template <class _Sp, class _Tp>101_LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun_t<_Sp, _Tp> mem_fun(_Sp (_Tp::*__f)() const) {102 return const_mem_fun_t<_Sp, _Tp>(__f);103}104 105template <class _Sp, class _Tp, class _Ap>106_LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun1_t<_Sp, _Tp, _Ap>107mem_fun(_Sp (_Tp::*__f)(_Ap) const) {108 return const_mem_fun1_t<_Sp, _Tp, _Ap>(__f);109}110 111template <class _Sp, class _Tp>112class _LIBCPP_DEPRECATED_IN_CXX11 const_mem_fun_ref_t : public __unary_function<_Tp, _Sp> {113 _Sp (_Tp::*__p_)() const;114 115public:116 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun_ref_t(_Sp (_Tp::*__p)() const) : __p_(__p) {}117 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp& __p) const { return (__p.*__p_)(); }118};119 120template <class _Sp, class _Tp, class _Ap>121class _LIBCPP_DEPRECATED_IN_CXX11 const_mem_fun1_ref_t : public __binary_function<_Tp, _Ap, _Sp> {122 _Sp (_Tp::*__p_)(_Ap) const;123 124public:125 _LIBCPP_HIDE_FROM_ABI explicit const_mem_fun1_ref_t(_Sp (_Tp::*__p)(_Ap) const) : __p_(__p) {}126 _LIBCPP_HIDE_FROM_ABI _Sp operator()(const _Tp& __p, _Ap __x) const { return (__p.*__p_)(__x); }127};128 129template <class _Sp, class _Tp>130_LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun_ref_t<_Sp, _Tp>131mem_fun_ref(_Sp (_Tp::*__f)() const) {132 return const_mem_fun_ref_t<_Sp, _Tp>(__f);133}134 135template <class _Sp, class _Tp, class _Ap>136_LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI const_mem_fun1_ref_t<_Sp, _Tp, _Ap>137mem_fun_ref(_Sp (_Tp::*__f)(_Ap) const) {138 return const_mem_fun1_ref_t<_Sp, _Tp, _Ap>(__f);139}140 141#endif // _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_BINDERS)142 143_LIBCPP_END_NAMESPACE_STD144 145#endif // _LIBCPP___FUNCTIONAL_MEM_FUN_REF_H146