1 | // String support -*- C++ -*- |
2 | |
3 | // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, |
4 | // 2010 |
5 | // Free Software Foundation, Inc. |
6 | // |
7 | // This file is part of the GNU ISO C++ Library. This library is free |
8 | // software; you can redistribute it and/or modify it under the |
9 | // terms of the GNU General Public License as published by the |
10 | // Free Software Foundation; either version 3, or (at your option) |
11 | // any later version. |
12 | |
13 | // This library is distributed in the hope that it will be useful, |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | // GNU General Public License for more details. |
17 | |
18 | // Under Section 7 of GPL version 3, you are granted additional |
19 | // permissions described in the GCC Runtime Library Exception, version |
20 | // 3.1, as published by the Free Software Foundation. |
21 | |
22 | // You should have received a copy of the GNU General Public License and |
23 | // a copy of the GCC Runtime Library Exception along with this program; |
24 | // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
25 | // <http://www.gnu.org/licenses/>. |
26 | |
27 | /** @file bits/stringfwd.h |
28 | * This is an internal header file, included by other library headers. |
29 | * Do not attempt to use it directly. @headername{string} |
30 | */ |
31 | |
32 | // |
33 | // ISO C++ 14882: 21 Strings library |
34 | // |
35 | |
36 | #ifndef _STRINGFWD_H |
37 | #define _STRINGFWD_H 1 |
38 | |
39 | #pragma GCC system_header |
40 | |
41 | #include <bits/c++config.h> |
42 | |
43 | namespace std _GLIBCXX_VISIBILITY(default) |
44 | { |
45 | _GLIBCXX_BEGIN_NAMESPACE_VERSION |
46 | |
47 | template<typename _Alloc> |
48 | class allocator; |
49 | |
50 | /** |
51 | * @defgroup strings Strings |
52 | * |
53 | * @{ |
54 | */ |
55 | |
56 | template<class _CharT> |
57 | struct char_traits; |
58 | |
59 | template<typename _CharT, typename _Traits = char_traits<_CharT>, |
60 | typename _Alloc = allocator<_CharT> > |
61 | class basic_string; |
62 | |
63 | template<> struct char_traits<char>; |
64 | |
65 | typedef basic_string<char> string; /// A string of @c char |
66 | |
67 | #ifdef _GLIBCXX_USE_WCHAR_T |
68 | template<> struct char_traits<wchar_t>; |
69 | |
70 | typedef basic_string<wchar_t> wstring; /// A string of @c wchar_t |
71 | #endif |
72 | |
73 | #if (defined(__GXX_EXPERIMENTAL_CXX0X__) \ |
74 | && defined(_GLIBCXX_USE_C99_STDINT_TR1)) |
75 | |
76 | template<> struct char_traits<char16_t>; |
77 | template<> struct char_traits<char32_t>; |
78 | |
79 | typedef basic_string<char16_t> u16string; /// A string of @c char16_t |
80 | typedef basic_string<char32_t> u32string; /// A string of @c char32_t |
81 | |
82 | #endif |
83 | /** @} */ |
84 | |
85 | _GLIBCXX_END_NAMESPACE_VERSION |
86 | } // namespace |
87 | |
88 | #endif // _STRINGFWD_H |
89 | |