ceph/src/boost/libs/chrono/include/boost/chrono/io/utility/to_string.hpp

   1 //  boost/chrono/utility/to_string.hpp
   2 //
   3 //  Copyright 2011 Vicente J. Botet Escriba
   4 //  Use, modification and distribution are subject to the Boost Software License,
   5 //  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   6 //  http://www.boost.org/LICENSE_1_0.txt).
   7
   8 #ifndef BOOST_CHRONO_UTILITY_TO_STRING_HPP
   9 #define BOOST_CHRONO_UTILITY_TO_STRING_HPP
  10
  11 #include <boost/chrono/config.hpp>
  12 #include <string>
  13 #include <sstream>
  14
  15 namespace boost
  16 {
  17   namespace chrono
  18   {
  19     template <typename CharT, typename T>
  20     std::basic_string<CharT> to_basic_string(T const&v) {
  21       std::basic_stringstream<CharT> sstr;
  22       sstr << v;
  23       return sstr.str();
  24     }
  25
  26     template <typename T>
  27     std::string to_string(T const&v) {
  28       return to_basic_string<char>(v);
  29     }
  30 #ifndef BOOST_NO_STD_WSTRING
  31     template <typename T>
  32     std::wstring to_wstring(T const&v) {
  33       return to_basic_string<wchar_t>(v);
  34     }
  35 #endif
  36 #if BOOST_CHRONO_HAS_UNICODE_SUPPORT
  37     template <typename T>
  38     std::basic_string<char16_t> to_u16string(T const&v) {
  39       return to_basic_string<char16_t>(v);
  40     }
  41     template <typename T>
  42     std::basic_string<char32_t> to_u32string(T const&v) {
  43       return to_basic_string<char32_t>(v);
  44     }
  45 #endif
  46   } // chrono
  47
  48 } // boost
  49
  50 #endif  // header