libstdc++
vstring_fwd.h
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1// <vstring.h> Forward declarations -*- C++ -*-
2
3// Copyright (C) 2005-2025 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 ext/vstring_fwd.h
26 * This is an internal header file, included by other library headers.
27 * Do not attempt to use it directly. @headername{ext/vstring.h}
28 */
29
30#ifndef _VSTRING_FWD_H
31#define _VSTRING_FWD_H 1
32
33#ifdef _GLIBCXX_SYSHDR
34#pragma GCC system_header
35#endif
36
37#include <bits/requires_hosted.h> // GNU extensions are currently omitted
38
39#include <bits/c++config.h>
40#include <bits/char_traits.h>
41#include <bits/allocator.h>
42
43namespace __gnu_cxx _GLIBCXX_VISIBILITY(default)
44{
45_GLIBCXX_BEGIN_NAMESPACE_VERSION
46
47 template<typename _CharT, typename _Traits, typename _Alloc>
48 class __sso_string_base;
49
50 template<typename _CharT, typename _Traits, typename _Alloc>
51 class __rc_string_base;
52
53 template<typename _CharT, typename _Traits = std::char_traits<_CharT>,
54 typename _Alloc = std::allocator<_CharT>,
55 template
56 <typename, typename, typename> class _Base = __sso_string_base>
57 class __versa_string;
58
59 typedef __versa_string<char> __vstring;
60 typedef __vstring __sso_string;
61 typedef
63 std::allocator<char>, __rc_string_base> __rc_string;
64
65 typedef __versa_string<wchar_t> __wvstring;
66 typedef __wvstring __wsso_string;
67 typedef
69 std::allocator<wchar_t>, __rc_string_base> __wrc_string;
70
71#if __cplusplus >= 201103L
72 typedef __versa_string<char16_t> __u16vstring;
73 typedef __u16vstring __u16sso_string;
74 typedef
76 std::allocator<char16_t>, __rc_string_base> __u16rc_string;
77
78 typedef __versa_string<char32_t> __u32vstring;
79 typedef __u32vstring __u32sso_string;
80 typedef
82 std::allocator<char32_t>, __rc_string_base> __u32rc_string;
83#endif // C++11
84
85_GLIBCXX_END_NAMESPACE_VERSION
86} // namespace
87
88#endif /* _VSTRING_FWD_H */
GNU extensions for public use.
Template class __versa_string.
Definition vstring.h:63