181ad6265SDimitry Andric //===----------------------------------------------------------------------===// 281ad6265SDimitry Andric // 381ad6265SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 481ad6265SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 581ad6265SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 681ad6265SDimitry Andric // 781ad6265SDimitry Andric //===----------------------------------------------------------------------===// 881ad6265SDimitry Andric 981ad6265SDimitry Andric #ifndef _LIBCPP___ALGORITHM_RANGES_COPY_H 1081ad6265SDimitry Andric #define _LIBCPP___ALGORITHM_RANGES_COPY_H 1181ad6265SDimitry Andric 1281ad6265SDimitry Andric #include <__algorithm/copy.h> 1381ad6265SDimitry Andric #include <__algorithm/in_out_result.h> 14bdd1243dSDimitry Andric #include <__algorithm/iterator_operations.h> 1581ad6265SDimitry Andric #include <__config> 1681ad6265SDimitry Andric #include <__functional/identity.h> 1781ad6265SDimitry Andric #include <__iterator/concepts.h> 1881ad6265SDimitry Andric #include <__ranges/access.h> 1981ad6265SDimitry Andric #include <__ranges/concepts.h> 2081ad6265SDimitry Andric #include <__ranges/dangling.h> 2181ad6265SDimitry Andric #include <__utility/move.h> 22bdd1243dSDimitry Andric #include <__utility/pair.h> 2381ad6265SDimitry Andric 2481ad6265SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 2581ad6265SDimitry Andric # pragma GCC system_header 2681ad6265SDimitry Andric #endif 2781ad6265SDimitry Andric 28*b3edf446SDimitry Andric _LIBCPP_PUSH_MACROS 29*b3edf446SDimitry Andric #include <__undef_macros> 30*b3edf446SDimitry Andric 3106c3fb27SDimitry Andric #if _LIBCPP_STD_VER >= 20 3281ad6265SDimitry Andric 3381ad6265SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD 3481ad6265SDimitry Andric 3581ad6265SDimitry Andric namespace ranges { 3681ad6265SDimitry Andric 3781ad6265SDimitry Andric template <class _InIter, class _OutIter> 3881ad6265SDimitry Andric using copy_result = in_out_result<_InIter, _OutIter>; 3981ad6265SDimitry Andric 4081ad6265SDimitry Andric namespace __copy { 4181ad6265SDimitry Andric struct __fn { 4281ad6265SDimitry Andric template <input_iterator _InIter, sentinel_for<_InIter> _Sent, weakly_incrementable _OutIter> 4381ad6265SDimitry Andric requires indirectly_copyable<_InIter, _OutIter> 4406c3fb27SDimitry Andric _LIBCPP_HIDE_FROM_ABI constexpr copy_result<_InIter, _OutIter> 4506c3fb27SDimitry Andric operator()(_InIter __first, _Sent __last, _OutIter __result) const { 46bdd1243dSDimitry Andric auto __ret = std::__copy<_RangeAlgPolicy>(std::move(__first), std::move(__last), std::move(__result)); 4781ad6265SDimitry Andric return {std::move(__ret.first), std::move(__ret.second)}; 4881ad6265SDimitry Andric } 4981ad6265SDimitry Andric 5081ad6265SDimitry Andric template <input_range _Range, weakly_incrementable _OutIter> 5181ad6265SDimitry Andric requires indirectly_copyable<iterator_t<_Range>, _OutIter> 5206c3fb27SDimitry Andric _LIBCPP_HIDE_FROM_ABI constexpr copy_result<borrowed_iterator_t<_Range>, _OutIter> 5306c3fb27SDimitry Andric operator()(_Range&& __r, _OutIter __result) const { 54bdd1243dSDimitry Andric auto __ret = std::__copy<_RangeAlgPolicy>(ranges::begin(__r), ranges::end(__r), std::move(__result)); 5581ad6265SDimitry Andric return {std::move(__ret.first), std::move(__ret.second)}; 5681ad6265SDimitry Andric } 5781ad6265SDimitry Andric }; 5881ad6265SDimitry Andric } // namespace __copy 5981ad6265SDimitry Andric 6081ad6265SDimitry Andric inline namespace __cpo { 6181ad6265SDimitry Andric inline constexpr auto copy = __copy::__fn{}; 6281ad6265SDimitry Andric } // namespace __cpo 6381ad6265SDimitry Andric } // namespace ranges 6481ad6265SDimitry Andric 6581ad6265SDimitry Andric _LIBCPP_END_NAMESPACE_STD 6681ad6265SDimitry Andric 6706c3fb27SDimitry Andric #endif // _LIBCPP_STD_VER >= 20 6881ad6265SDimitry Andric 69*b3edf446SDimitry Andric _LIBCPP_POP_MACROS 70*b3edf446SDimitry Andric 7181ad6265SDimitry Andric #endif // _LIBCPP___ALGORITHM_RANGES_COPY_H 72