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// For information see https://libcxx.llvm.org/DesignDocs/TimeZone.html
11
12#ifndef _LIBCPP___CHRONO_LOCAL_INFO_H
13#define _LIBCPP___CHRONO_LOCAL_INFO_H
14
15#include <version>
16// Enable the contents of the header only when libc++ was built with experimental features enabled.
17#if _LIBCPP_HAS_EXPERIMENTAL_TZDB
18
19# include <__chrono/sys_info.h>
20# include <__config>
21
22# if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
23# pragma GCC system_header
24# endif
25
26_LIBCPP_BEGIN_NAMESPACE_STD
27
28# if _LIBCPP_STD_VER >= 20
29
30namespace chrono {
31
32struct local_info {
33 static constexpr int unique = 0;
34 static constexpr int nonexistent = 1;
35 static constexpr int ambiguous = 2;
36
37 int result;
38 sys_info first;
39 sys_info second;
40};
41
42} // namespace chrono
43
44# endif // _LIBCPP_STD_VER >= 20
45
46_LIBCPP_END_NAMESPACE_STD
47
48#endif // _LIBCPP_HAS_EXPERIMENTAL_TZDB
49
50#endif // _LIBCPP___CHRONO_LOCAL_INFO_H
51