libstdc++
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00001 // String support -*- C++ -*- 00002 00003 // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 00004 // Free Software Foundation, Inc. 00005 // 00006 // This file is part of the GNU ISO C++ Library. This library is free 00007 // software; you can redistribute it and/or modify it under the 00008 // terms of the GNU General Public License as published by the 00009 // Free Software Foundation; either version 3, or (at your option) 00010 // any later version. 00011 00012 // This library is distributed in the hope that it will be useful, 00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 // GNU General Public License for more details. 00016 00017 // Under Section 7 of GPL version 3, you are granted additional 00018 // permissions described in the GCC Runtime Library Exception, version 00019 // 3.1, as published by the Free Software Foundation. 00020 00021 // You should have received a copy of the GNU General Public License and 00022 // a copy of the GCC Runtime Library Exception along with this program; 00023 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 00024 // <http://www.gnu.org/licenses/>. 00025 00026 /** @file stringfwd.h 00027 * This is an internal header file, included by other library headers. 00028 * You should not attempt to use it directly. 00029 */ 00030 00031 // 00032 // ISO C++ 14882: 21 Strings library 00033 // 00034 00035 #ifndef _STRINGFWD_H 00036 #define _STRINGFWD_H 1 00037 00038 #pragma GCC system_header 00039 00040 #include <bits/c++config.h> 00041 00042 _GLIBCXX_BEGIN_NAMESPACE(std) 00043 00044 template<typename _Alloc> 00045 class allocator; 00046 00047 template<class _CharT> 00048 struct char_traits; 00049 00050 template<typename _CharT, typename _Traits = char_traits<_CharT>, 00051 typename _Alloc = allocator<_CharT> > 00052 class basic_string; 00053 00054 template<> struct char_traits<char>; 00055 00056 typedef basic_string<char> string; 00057 00058 #ifdef _GLIBCXX_USE_WCHAR_T 00059 template<> struct char_traits<wchar_t>; 00060 00061 typedef basic_string<wchar_t> wstring; 00062 #endif 00063 00064 #if (defined(__GXX_EXPERIMENTAL_CXX0X__) \ 00065 && defined(_GLIBCXX_USE_C99_STDINT_TR1)) 00066 00067 template<> struct char_traits<char16_t>; 00068 template<> struct char_traits<char32_t>; 00069 00070 typedef basic_string<char16_t> u16string; 00071 typedef basic_string<char32_t> u32string; 00072 00073 #endif 00074 00075 _GLIBCXX_END_NAMESPACE 00076 00077 #endif // _STRINGFWD_H