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_PERM_OPTIONS_H
11 #define _LIBCPP___FILESYSTEM_PERM_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 #ifndef _LIBCPP_CXX03_LANG
21 
22 _LIBCPP_BEGIN_NAMESPACE_FILESYSTEM
23 
24 _LIBCPP_AVAILABILITY_FILESYSTEM_PUSH
25 
26 enum class _LIBCPP_ENUM_VIS perm_options : unsigned char {
27   replace = 1,
28   add = 2,
29   remove = 4,
30   nofollow = 8
31 };
32 
33 _LIBCPP_INLINE_VISIBILITY
34 inline constexpr perm_options operator&(perm_options __lhs, perm_options __rhs) {
35   return static_cast<perm_options>(static_cast<unsigned>(__lhs) &
36                                    static_cast<unsigned>(__rhs));
37 }
38 
39 _LIBCPP_INLINE_VISIBILITY
40 inline constexpr perm_options operator|(perm_options __lhs, perm_options __rhs) {
41   return static_cast<perm_options>(static_cast<unsigned>(__lhs) |
42                                    static_cast<unsigned>(__rhs));
43 }
44 
45 _LIBCPP_INLINE_VISIBILITY
46 inline constexpr perm_options operator^(perm_options __lhs, perm_options __rhs) {
47   return static_cast<perm_options>(static_cast<unsigned>(__lhs) ^
48                                    static_cast<unsigned>(__rhs));
49 }
50 
51 _LIBCPP_INLINE_VISIBILITY
52 inline constexpr perm_options operator~(perm_options __lhs) {
53   return static_cast<perm_options>(~static_cast<unsigned>(__lhs));
54 }
55 
56 _LIBCPP_INLINE_VISIBILITY
57 inline perm_options& operator&=(perm_options& __lhs, perm_options __rhs) {
58   return __lhs = __lhs & __rhs;
59 }
60 
61 _LIBCPP_INLINE_VISIBILITY
62 inline perm_options& operator|=(perm_options& __lhs, perm_options __rhs) {
63   return __lhs = __lhs | __rhs;
64 }
65 
66 _LIBCPP_INLINE_VISIBILITY
67 inline perm_options& operator^=(perm_options& __lhs, perm_options __rhs) {
68   return __lhs = __lhs ^ __rhs;
69 }
70 
71 _LIBCPP_AVAILABILITY_FILESYSTEM_POP
72 
73 _LIBCPP_END_NAMESPACE_FILESYSTEM
74 
75 #endif // _LIBCPP_CXX03_LANG
76 
77 #endif // _LIBCPP___FILESYSTEM_PERM_OPTIONS_H
78