1*4bdff4beSrobert //===----------------------------------------------------------------------===// 2*4bdff4beSrobert // 3*4bdff4beSrobert // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*4bdff4beSrobert // See https://llvm.org/LICENSE.txt for license information. 5*4bdff4beSrobert // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*4bdff4beSrobert // 7*4bdff4beSrobert //===----------------------------------------------------------------------===// 8*4bdff4beSrobert 9*4bdff4beSrobert #ifndef _LIBCPP___ALGORITHM_RANGES_COPY_H 10*4bdff4beSrobert #define _LIBCPP___ALGORITHM_RANGES_COPY_H 11*4bdff4beSrobert 12*4bdff4beSrobert #include <__algorithm/copy.h> 13*4bdff4beSrobert #include <__algorithm/in_out_result.h> 14*4bdff4beSrobert #include <__algorithm/iterator_operations.h> 15*4bdff4beSrobert #include <__config> 16*4bdff4beSrobert #include <__functional/identity.h> 17*4bdff4beSrobert #include <__iterator/concepts.h> 18*4bdff4beSrobert #include <__ranges/access.h> 19*4bdff4beSrobert #include <__ranges/concepts.h> 20*4bdff4beSrobert #include <__ranges/dangling.h> 21*4bdff4beSrobert #include <__utility/move.h> 22*4bdff4beSrobert #include <__utility/pair.h> 23*4bdff4beSrobert 24*4bdff4beSrobert #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 25*4bdff4beSrobert # pragma GCC system_header 26*4bdff4beSrobert #endif 27*4bdff4beSrobert 28*4bdff4beSrobert #if _LIBCPP_STD_VER > 17 29*4bdff4beSrobert 30*4bdff4beSrobert _LIBCPP_BEGIN_NAMESPACE_STD 31*4bdff4beSrobert 32*4bdff4beSrobert namespace ranges { 33*4bdff4beSrobert 34*4bdff4beSrobert template <class _InIter, class _OutIter> 35*4bdff4beSrobert using copy_result = in_out_result<_InIter, _OutIter>; 36*4bdff4beSrobert 37*4bdff4beSrobert namespace __copy { 38*4bdff4beSrobert struct __fn { 39*4bdff4beSrobert 40*4bdff4beSrobert template <input_iterator _InIter, sentinel_for<_InIter> _Sent, weakly_incrementable _OutIter> 41*4bdff4beSrobert requires indirectly_copyable<_InIter, _OutIter> 42*4bdff4beSrobert _LIBCPP_HIDE_FROM_ABI constexpr operator__fn43*4bdff4beSrobert copy_result<_InIter, _OutIter> operator()(_InIter __first, _Sent __last, _OutIter __result) const { 44*4bdff4beSrobert auto __ret = std::__copy<_RangeAlgPolicy>(std::move(__first), std::move(__last), std::move(__result)); 45*4bdff4beSrobert return {std::move(__ret.first), std::move(__ret.second)}; 46*4bdff4beSrobert } 47*4bdff4beSrobert 48*4bdff4beSrobert template <input_range _Range, weakly_incrementable _OutIter> 49*4bdff4beSrobert requires indirectly_copyable<iterator_t<_Range>, _OutIter> 50*4bdff4beSrobert _LIBCPP_HIDE_FROM_ABI constexpr operator__fn51*4bdff4beSrobert copy_result<borrowed_iterator_t<_Range>, _OutIter> operator()(_Range&& __r, _OutIter __result) const { 52*4bdff4beSrobert auto __ret = std::__copy<_RangeAlgPolicy>(ranges::begin(__r), ranges::end(__r), std::move(__result)); 53*4bdff4beSrobert return {std::move(__ret.first), std::move(__ret.second)}; 54*4bdff4beSrobert } 55*4bdff4beSrobert }; 56*4bdff4beSrobert } // namespace __copy 57*4bdff4beSrobert 58*4bdff4beSrobert inline namespace __cpo { 59*4bdff4beSrobert inline constexpr auto copy = __copy::__fn{}; 60*4bdff4beSrobert } // namespace __cpo 61*4bdff4beSrobert } // namespace ranges 62*4bdff4beSrobert 63*4bdff4beSrobert _LIBCPP_END_NAMESPACE_STD 64*4bdff4beSrobert 65*4bdff4beSrobert #endif // _LIBCPP_STD_VER > 17 66*4bdff4beSrobert 67*4bdff4beSrobert #endif // _LIBCPP___ALGORITHM_RANGES_COPY_H 68