1fe6060f1SDimitry Andric // -*- C++ -*- 2fe6060f1SDimitry Andric //===----------------------------------------------------------------------===// 3fe6060f1SDimitry Andric // 4fe6060f1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5fe6060f1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 6fe6060f1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7fe6060f1SDimitry Andric // 8fe6060f1SDimitry Andric //===----------------------------------------------------------------------===// 9fe6060f1SDimitry Andric 10fe6060f1SDimitry Andric #ifndef _LIBCPP___FUNCTIONAL_BINDER2ND_H 11fe6060f1SDimitry Andric #define _LIBCPP___FUNCTIONAL_BINDER2ND_H 12fe6060f1SDimitry Andric 13fe6060f1SDimitry Andric #include <__config> 14fe6060f1SDimitry Andric #include <__functional/unary_function.h> 15fe6060f1SDimitry Andric 16fe6060f1SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 17fe6060f1SDimitry Andric # pragma GCC system_header 18fe6060f1SDimitry Andric #endif 19fe6060f1SDimitry Andric 20fe6060f1SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD 21fe6060f1SDimitry Andric 22fe6060f1SDimitry Andric #if _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_BINDERS) 23fe6060f1SDimitry Andric 24*06c3fb27SDimitry Andric template <class _Operation> 25fe6060f1SDimitry Andric class _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 binder2nd 26*06c3fb27SDimitry Andric : public __unary_function<typename _Operation::first_argument_type, typename _Operation::result_type> 27fe6060f1SDimitry Andric { 28fe6060f1SDimitry Andric protected: 29*06c3fb27SDimitry Andric _Operation op; 30*06c3fb27SDimitry Andric typename _Operation::second_argument_type value; 31fe6060f1SDimitry Andric public: 32fe6060f1SDimitry Andric _LIBCPP_INLINE_VISIBILITY 33*06c3fb27SDimitry Andric binder2nd(const _Operation& __x, const typename _Operation::second_argument_type __y) 34fe6060f1SDimitry Andric : op(__x), value(__y) {} 35*06c3fb27SDimitry Andric _LIBCPP_INLINE_VISIBILITY typename _Operation::result_type operator() 36*06c3fb27SDimitry Andric ( typename _Operation::first_argument_type& __x) const 37fe6060f1SDimitry Andric {return op(__x, value);} 38*06c3fb27SDimitry Andric _LIBCPP_INLINE_VISIBILITY typename _Operation::result_type operator() 39*06c3fb27SDimitry Andric (const typename _Operation::first_argument_type& __x) const 40fe6060f1SDimitry Andric {return op(__x, value);} 41fe6060f1SDimitry Andric }; 42fe6060f1SDimitry Andric 43*06c3fb27SDimitry Andric template <class _Operation, class _Tp> 44fe6060f1SDimitry Andric _LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_INLINE_VISIBILITY 45*06c3fb27SDimitry Andric binder2nd<_Operation> 46*06c3fb27SDimitry Andric bind2nd(const _Operation& __op, const _Tp& __x) 47*06c3fb27SDimitry Andric {return binder2nd<_Operation>(__op, __x);} 48fe6060f1SDimitry Andric 49fe6060f1SDimitry Andric #endif // _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_BINDERS) 50fe6060f1SDimitry Andric 51fe6060f1SDimitry Andric _LIBCPP_END_NAMESPACE_STD 52fe6060f1SDimitry Andric 53fe6060f1SDimitry Andric #endif // _LIBCPP___FUNCTIONAL_BINDER2ND_H 54