libstdc++-v3/include/ext/vstring_fwd.h

   1 // <vstring.h> Forward declarations -*- C++ -*-
   2
   3 // Copyright (C) 2005-2018 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 #pragma GCC system_header
  34
  35 #include <bits/c++config.h>
  36 #include <bits/char_traits.h>
  37 #include <bits/allocator.h>
  38
  39 namespace __gnu_cxx _GLIBCXX_VISIBILITY(default)
  40 {
  41 _GLIBCXX_BEGIN_NAMESPACE_VERSION
  42
  43   template<typename _CharT, typename _Traits, typename _Alloc>
  44     class __sso_string_base;
  45
  46   template<typename _CharT, typename _Traits, typename _Alloc>
  47     class __rc_string_base;
  48
  49   template<typename _CharT, typename _Traits = std::char_traits<_CharT>,
  50            typename _Alloc = std::allocator<_CharT>,
  51            template
  52            <typename, typename, typename> class _Base = __sso_string_base>
  53     class __versa_string;
  54
  55   typedef __versa_string<char>                              __vstring;
  56   typedef __vstring                                         __sso_string;
  57   typedef
  58   __versa_string<char, std::char_traits<char>,
  59                  std::allocator<char>, __rc_string_base>    __rc_string;
  60
  61 #ifdef _GLIBCXX_USE_WCHAR_T
  62   typedef __versa_string<wchar_t>                           __wvstring;
  63   typedef __wvstring                                        __wsso_string;
  64   typedef
  65   __versa_string<wchar_t, std::char_traits<wchar_t>,
  66                  std::allocator<wchar_t>, __rc_string_base> __wrc_string;
  67 #endif
  68
  69 #if ((__cplusplus >= 201103L) \
  70      && defined(_GLIBCXX_USE_C99_STDINT_TR1))
  71
  72   typedef __versa_string<char16_t>                          __u16vstring;
  73   typedef __u16vstring                                      __u16sso_string;
  74   typedef
  75   __versa_string<char16_t, std::char_traits<char16_t>,
  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
  81   __versa_string<char32_t, std::char_traits<char32_t>,
  82                  std::allocator<char32_t>, __rc_string_base> __u32rc_string;
  83
  84 #endif
  85
  86 _GLIBCXX_END_NAMESPACE_VERSION
  87 } // namespace
  88
  89 #endif /* _VSTRING_FWD_H */