libstdc++: lfts_config.h Source File

libstdc++

lfts_config.h
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1// Namespace declarations for Library Fundamentals TS -*- C++ -*-
2
3// Copyright (C) 2016-2026 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library. This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 3, or (at your option)
9// any later version.
10
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14// GNU General Public License for more details.
15
16// Under Section 7 of GPL version 3, you are granted additional
17// permissions described in the GCC Runtime Library Exception, version
18// 3.1, as published by the Free Software Foundation.
19
20// You should have received a copy of the GNU General Public License and
21// a copy of the GCC Runtime Library Exception along with this program;
22// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23// <http://www.gnu.org/licenses/>.
24
25/** @file experimental/bits/lfts_config.h
26 * This is an internal header file, included by other library headers.
27 * Do not attempt to use it directly.
28 */
29
30#if __cplusplus >= 201402L
31#include <bits/c++config.h>
32
33 /** @defgroup libfund-ts Library Fundamentals TS
34 * @ingroup experimental
35 *
36 * Components defined by the _C++ Extensions for Library Fundamentals_
37 * Technical Specification, versions 1 and 2.
38 *
39 * - ISO/IEC TS 19568:2015 C++ Extensions for Library Fundamentals
40 * - ISO/IEC TS 19568:2017 C++ Extensions for Library Fundamentals, Version 2
41 */
42
43#if _GLIBCXX_INLINE_VERSION
44namespace std _GLIBCXX_VISIBILITY(default)
45{
46_GLIBCXX_BEGIN_NAMESPACE_VERSION
47
48namespace chrono
49{
50namespace experimental
51{
52inline namespace fundamentals_v1 { }
53inline namespace fundamentals_v2 { }
54} // namespace experimental
55} // namespace chrono
56
57namespace experimental
58{
59inline namespace fundamentals_v1 { }
60inline namespace fundamentals_v2 { }
61inline namespace literals { inline namespace string_view_literals { } }
62} // namespace experimental
63
64_GLIBCXX_END_NAMESPACE_VERSION
65} // namespace std
66#endif
67#endif
c++config.h
std
ISO C++ entities toplevel namespace is std.
std::experimental
Namespace for features defined in ISO Technical Specifications.
std::chrono
ISO C++ 2011 namespace for date and time utilities.