| // -*- C++ -*- |
| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _LIBCPP___FUNCTIONAL_POINTER_TO_BINARY_FUNCTION_H |
| #define _LIBCPP___FUNCTIONAL_POINTER_TO_BINARY_FUNCTION_H |
| |
| #include <__config> |
| #include <__functional/binary_function.h> |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| # pragma GCC system_header |
| #endif |
| |
| _LIBCPP_BEGIN_NAMESPACE_STD |
| |
| #if _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_BINDERS) |
| |
| template <class _Arg1, class _Arg2, class _Result> |
| class _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 pointer_to_binary_function |
| : public __binary_function<_Arg1, _Arg2, _Result> { |
| _Result (*__f_)(_Arg1, _Arg2); |
| |
| public: |
| _LIBCPP_HIDE_FROM_ABI explicit pointer_to_binary_function(_Result (*__f)(_Arg1, _Arg2)) : __f_(__f) {} |
| _LIBCPP_HIDE_FROM_ABI _Result operator()(_Arg1 __x, _Arg2 __y) const { return __f_(__x, __y); } |
| }; |
| |
| template <class _Arg1, class _Arg2, class _Result> |
| _LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_HIDE_FROM_ABI pointer_to_binary_function<_Arg1, _Arg2, _Result> |
| ptr_fun(_Result (*__f)(_Arg1, _Arg2)) { |
| return pointer_to_binary_function<_Arg1, _Arg2, _Result>(__f); |
| } |
| |
| #endif |
| |
| _LIBCPP_END_NAMESPACE_STD |
| |
| #endif // _LIBCPP___FUNCTIONAL_POINTER_TO_BINARY_FUNCTION_H |