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cd1e6665 | 1 | // <string> Forward declarations -*- C++ -*- |
0c952af3 | 2 | |
8d9254fc | 3 | // Copyright (C) 2001-2020 Free Software Foundation, Inc. |
0c952af3 BK |
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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
0c952af3 BK |
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 | ||
748086b7 JJ |
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. | |
0c952af3 | 19 | |
748086b7 JJ |
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/>. | |
0c952af3 | 24 | |
f910786b | 25 | /** @file bits/stringfwd.h |
729e3d3f | 26 | * This is an internal header file, included by other library headers. |
f910786b | 27 | * Do not attempt to use it directly. @headername{string} |
729e3d3f PE |
28 | */ |
29 | ||
143c27b0 BK |
30 | // |
31 | // ISO C++ 14882: 21 Strings library | |
32 | // | |
33 | ||
3d7c150e BK |
34 | #ifndef _STRINGFWD_H |
35 | #define _STRINGFWD_H 1 | |
0c952af3 | 36 | |
b0a85b86 GDR |
37 | #pragma GCC system_header |
38 | ||
0c952af3 | 39 | #include <bits/c++config.h> |
cd1e6665 | 40 | #include <bits/memoryfwd.h> |
0c952af3 | 41 | |
12ffa228 BK |
42 | namespace std _GLIBCXX_VISIBILITY(default) |
43 | { | |
44 | _GLIBCXX_BEGIN_NAMESPACE_VERSION | |
3cbc7af0 | 45 | |
abe47819 JW |
46 | /** |
47 | * @defgroup strings Strings | |
48 | * | |
49 | * @{ | |
50 | */ | |
51 | ||
5112ae3a BK |
52 | template<class _CharT> |
53 | struct char_traits; | |
54 | ||
34a2b755 JW |
55 | template<> struct char_traits<char>; |
56 | ||
57 | #ifdef _GLIBCXX_USE_WCHAR_T | |
58 | template<> struct char_traits<wchar_t>; | |
59 | #endif | |
60 | ||
c124af93 TH |
61 | #ifdef _GLIBCXX_USE_CHAR8_T |
62 | template<> struct char_traits<char8_t>; | |
63 | #endif | |
64 | ||
612c9c70 | 65 | #if __cplusplus >= 201103L |
34a2b755 JW |
66 | template<> struct char_traits<char16_t>; |
67 | template<> struct char_traits<char32_t>; | |
68 | #endif | |
69 | ||
70 | _GLIBCXX_BEGIN_NAMESPACE_CXX11 | |
71 | ||
ed6814f7 | 72 | template<typename _CharT, typename _Traits = char_traits<_CharT>, |
0c952af3 BK |
73 | typename _Alloc = allocator<_CharT> > |
74 | class basic_string; | |
ed6814f7 | 75 | |
33b43b0d JW |
76 | _GLIBCXX_END_NAMESPACE_CXX11 |
77 | ||
c0ffa2ba BK |
78 | /// A string of @c char |
79 | typedef basic_string<char> string; | |
5112ae3a | 80 | |
3d7c150e | 81 | #ifdef _GLIBCXX_USE_WCHAR_T |
c0ffa2ba BK |
82 | /// A string of @c wchar_t |
83 | typedef basic_string<wchar_t> wstring; | |
5112ae3a | 84 | #endif |
3cbc7af0 | 85 | |
c124af93 TH |
86 | #ifdef _GLIBCXX_USE_CHAR8_T |
87 | /// A string of @c char8_t | |
88 | typedef basic_string<char8_t> u8string; | |
89 | #endif | |
90 | ||
612c9c70 | 91 | #if __cplusplus >= 201103L |
c0ffa2ba BK |
92 | /// A string of @c char16_t |
93 | typedef basic_string<char16_t> u16string; | |
94 | ||
95 | /// A string of @c char32_t | |
96 | typedef basic_string<char32_t> u32string; | |
5e44d591 | 97 | #endif |
34a2b755 | 98 | |
abe47819 | 99 | /** @} */ |
5e44d591 | 100 | |
12ffa228 | 101 | _GLIBCXX_END_NAMESPACE_VERSION |
c0ffa2ba | 102 | } // namespace std |
0c952af3 | 103 | |
3d7c150e | 104 | #endif // _STRINGFWD_H |