boost/boost/archive/wcslen.hpp

   1 #ifndef BOOST_ARCHIVE_WCSLEN_HPP
   2 #define BOOST_ARCHIVE_WCSLEN_HPP
   3
   4 // MS compatible compilers support #pragma once
   5 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
   6 # pragma once
   7 #endif
   8
   9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  10 // wcslen.hpp:
  11
  12 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
  13 // Use, modification and distribution is subject to the Boost Software
  14 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  15 // http://www.boost.org/LICENSE_1_0.txt)
  16
  17 //  See http://www.boost.org for updates, documentation, and revision history.
  18
  19 #include <cstddef> // size_t
  20 #include <boost/config.hpp>
  21 #if defined(BOOST_NO_STDC_NAMESPACE)
  22 namespace std{
  23     using ::size_t;
  24 } // namespace std
  25 #endif
  26
  27 #ifndef BOOST_NO_CWCHAR
  28
  29 // a couple of libraries which include wchar_t don't include
  30 // wcslen
  31
  32 #if defined(BOOST_DINKUMWARE_STDLIB) && BOOST_DINKUMWARE_STDLIB < 306 \
  33 || defined(__LIBCOMO__)
  34
  35 namespace std {
  36 inline std::size_t wcslen(const wchar_t * ws)
  37 {
  38     const wchar_t * eows = ws;
  39     while(* eows != 0)
  40         ++eows;
  41     return eows - ws;
  42 }
  43 } // namespace std
  44
  45 #else
  46
  47 #include <cwchar>
  48 #ifdef BOOST_NO_STDC_NAMESPACE
  49 namespace std{ using ::wcslen; }
  50 #endif
  51
  52 #endif // wcslen
  53
  54 #endif //BOOST_NO_CWCHAR
  55
  56 #endif //BOOST_ARCHIVE_WCSLEN_HPP