# stringfwd.h

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    00001 // String support -*- C++ -*-
    00002
    00003 // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
    00004 // 2010
    00005 // Free Software Foundation, Inc.
    00006 //
    00007 // This file is part of the GNU ISO C++ Library.  This library is free
    00008 // software; you can redistribute it and/or modify it under the
    00009 // terms of the GNU General Public License as published by the
    00010 // Free Software Foundation; either version 3, or (at your option)
    00011 // any later version.
    00012
    00013 // This library is distributed in the hope that it will be useful,
    00014 // but WITHOUT ANY WARRANTY; without even the implied warranty of
    00015 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    00016 // GNU General Public License for more details.
    00017
    00018 // Under Section 7 of GPL version 3, you are granted additional
    00019 // permissions described in the GCC Runtime Library Exception, version
    00020 // 3.1, as published by the Free Software Foundation.
    00021
    00022 // You should have received a copy of the GNU General Public License and
    00023 // a copy of the GCC Runtime Library Exception along with this program;
    00024 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
    00025 // <http://www.gnu.org/licenses/>.
    00026
    00027 /** @file stringfwd.h
    00028  *  This is an internal header file, included by other library headers.
    00029  *  You should not attempt to use it directly.
    00030  */
    00031
    00032 //
    00033 // ISO C++ 14882: 21 Strings library
    00034 //
    00035
    00036 #ifndef _STRINGFWD_H
    00037 #define _STRINGFWD_H 1
    00038
    00039 #pragma GCC system_header
    00040
    00041 #include <bits/c++config.h>
    00042
    00043 _GLIBCXX_BEGIN_NAMESPACE(std)
    00044
    00045   template<typename _Alloc>
    00046     class allocator;
    00047
    00048   /**
    00049    *  @defgroup strings Strings
    00050    *
    00051    *  @{
    00052   */
    00053
    00054   template<class _CharT>
    00055     struct char_traits;
    00056
    00057   template<typename _CharT, typename _Traits = char_traits<_CharT>,
    00058            typename _Alloc = allocator<_CharT> >
    00059     class basic_string;
    00060
    00061   template<> struct char_traits<char>;
    00062
    00063   typedef basic_string<char>    string;   ///< A string of @c char
    00064
    00065 #ifdef _GLIBCXX_USE_WCHAR_T
    00066   template<> struct char_traits<wchar_t>;
    00067
    00068   typedef basic_string<wchar_t> wstring;   ///< A string of @c wchar_t
    00069 #endif
    00070
    00071 #if (defined(__GXX_EXPERIMENTAL_CXX0X__) \
    00072      && defined(_GLIBCXX_USE_C99_STDINT_TR1))
    00073
    00074   template<> struct char_traits<char16_t>;
    00075   template<> struct char_traits<char32_t>;
    00076
    00077   typedef basic_string<char16_t> u16string; ///< A string of @c char16_t
    00078   typedef basic_string<char32_t> u32string; ///< A string of @c char32_t
    00079
    00080 #endif
    00081   /** @}  */
    00082
    00083 _GLIBCXX_END_NAMESPACE
    00084
    00085 #endif  // _STRINGFWD_H