ceph/src/boost/libs/utility/include/boost/utility/string_view_fwd.hpp

   1 /*
   2    Copyright (c) Marshall Clow 2012-2012.
   3
   4    Distributed under the Boost Software License, Version 1.0. (See accompanying
   5    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6
   7     For more information, see http://www.boost.org
   8
   9     Based on the StringRef implementation in LLVM (http://llvm.org) and
  10     N3422 by Jeffrey Yasskin
  11         http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3442.html
  12     Updated July 2015 to reflect the Library Fundamentals TS
  13         http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/n4480.html
  14
  15 */
  16
  17 #ifndef BOOST_STRING_VIEW_FWD_HPP
  18 #define BOOST_STRING_VIEW_FWD_HPP
  19
  20 #include <boost/config.hpp>
  21 #include <string>
  22
  23 namespace boost {
  24
  25     template<typename charT, typename traits = std::char_traits<charT> > class basic_string_view;
  26     typedef basic_string_view<char,     std::char_traits<char> >        string_view;
  27     typedef basic_string_view<wchar_t,  std::char_traits<wchar_t> >    wstring_view;
  28
  29 #ifndef BOOST_NO_CXX11_CHAR16_T
  30     typedef basic_string_view<char16_t, std::char_traits<char16_t> > u16string_view;
  31 #endif
  32
  33 #ifndef BOOST_NO_CXX11_CHAR32_T
  34     typedef basic_string_view<char32_t, std::char_traits<char32_t> > u32string_view;
  35 #endif
  36
  37 }
  38
  39 #endif