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-exception 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef _LIBCPP___FILESYSTEM_COPY_OPTIONS_H 11 #define _LIBCPP___FILESYSTEM_COPY_OPTIONS_H 12 13 #include <__availability> 14 #include <__config> 15 16 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 17 # pragma GCC system_header 18 #endif 19 20 #if _LIBCPP_STD_VER >= 17 21 22 _LIBCPP_BEGIN_NAMESPACE_FILESYSTEM 23 24 enum class copy_options : unsigned short { 25 none = 0, 26 skip_existing = 1, 27 overwrite_existing = 2, 28 update_existing = 4, 29 recursive = 8, 30 copy_symlinks = 16, 31 skip_symlinks = 32, 32 directories_only = 64, 33 create_symlinks = 128, 34 create_hard_links = 256, 35 __in_recursive_copy = 512, 36 }; 37 38 _LIBCPP_HIDE_FROM_ABI inline constexpr copy_options operator&(copy_options __lhs, copy_options __rhs) { 39 return static_cast<copy_options>(static_cast<unsigned short>(__lhs) & static_cast<unsigned short>(__rhs)); 40 } 41 42 _LIBCPP_HIDE_FROM_ABI inline constexpr copy_options operator|(copy_options __lhs, copy_options __rhs) { 43 return static_cast<copy_options>(static_cast<unsigned short>(__lhs) | static_cast<unsigned short>(__rhs)); 44 } 45 46 _LIBCPP_HIDE_FROM_ABI inline constexpr copy_options operator^(copy_options __lhs, copy_options __rhs) { 47 return static_cast<copy_options>(static_cast<unsigned short>(__lhs) ^ static_cast<unsigned short>(__rhs)); 48 } 49 50 _LIBCPP_HIDE_FROM_ABI inline constexpr copy_options operator~(copy_options __lhs) { 51 return static_cast<copy_options>(~static_cast<unsigned short>(__lhs)); 52 } 53 54 _LIBCPP_HIDE_FROM_ABI inline copy_options& operator&=(copy_options& __lhs, copy_options __rhs) { 55 return __lhs = __lhs & __rhs; 56 } 57 58 _LIBCPP_HIDE_FROM_ABI inline copy_options& operator|=(copy_options& __lhs, copy_options __rhs) { 59 return __lhs = __lhs | __rhs; 60 } 61 62 _LIBCPP_HIDE_FROM_ABI inline copy_options& operator^=(copy_options& __lhs, copy_options __rhs) { 63 return __lhs = __lhs ^ __rhs; 64 } 65 66 _LIBCPP_END_NAMESPACE_FILESYSTEM 67 68 #endif // _LIBCPP_STD_VER >= 17 69 70 #endif // _LIBCPP___FILESYSTEM_COPY_OPTIONS_H 71