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80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
// -*- C++ -*-
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP___FILESYSTEM_PERMS_H
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#define _LIBCPP___FILESYSTEM_PERMS_H
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#include <__config>
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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# pragma GCC system_header
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#endif
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#if _LIBCPP_STD_VER >= 17
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_LIBCPP_BEGIN_NAMESPACE_FILESYSTEM
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// On Windows, these permission bits map to one single readonly flag per
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// file, and the executable bit is always returned as set. When setting
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// permissions, as long as the write bit is set for either owner, group or
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// others, the readonly flag is cleared.
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enum class perms : unsigned {
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none = 0,
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owner_read = 0400,
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owner_write = 0200,
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owner_exec = 0100,
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owner_all = 0700,
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group_read = 040,
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group_write = 020,
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group_exec = 010,
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group_all = 070,
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others_read = 04,
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others_write = 02,
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others_exec = 01,
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others_all = 07,
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all = 0777,
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set_uid = 04000,
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set_gid = 02000,
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sticky_bit = 01000,
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mask = 07777,
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unknown = 0xFFFF,
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};
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_LIBCPP_HIDE_FROM_ABI inline constexpr perms operator&(perms __lhs, perms __rhs) {
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return static_cast<perms>(static_cast<unsigned>(__lhs) & static_cast<unsigned>(__rhs));
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}
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_LIBCPP_HIDE_FROM_ABI inline constexpr perms operator|(perms __lhs, perms __rhs) {
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return static_cast<perms>(static_cast<unsigned>(__lhs) | static_cast<unsigned>(__rhs));
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}
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_LIBCPP_HIDE_FROM_ABI inline constexpr perms operator^(perms __lhs, perms __rhs) {
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return static_cast<perms>(static_cast<unsigned>(__lhs) ^ static_cast<unsigned>(__rhs));
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}
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_LIBCPP_HIDE_FROM_ABI inline constexpr perms operator~(perms __lhs) {
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return static_cast<perms>(~static_cast<unsigned>(__lhs));
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}
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_LIBCPP_HIDE_FROM_ABI inline perms& operator&=(perms& __lhs, perms __rhs) { return __lhs = __lhs & __rhs; }
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_LIBCPP_HIDE_FROM_ABI inline perms& operator|=(perms& __lhs, perms __rhs) { return __lhs = __lhs | __rhs; }
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_LIBCPP_HIDE_FROM_ABI inline perms& operator^=(perms& __lhs, perms __rhs) { return __lhs = __lhs ^ __rhs; }
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_LIBCPP_END_NAMESPACE_FILESYSTEM
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#endif // _LIBCPP_STD_VER >= 17
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#endif // _LIBCPP___FILESYSTEM_PERMS_H
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