ceph/src/boost/boost/python/detail/string_literal.hpp

   1 // Copyright David Abrahams 2002.
   2 // Distributed under the Boost Software License, Version 1.0. (See
   3 // accompanying file LICENSE_1_0.txt or copy at
   4 // http://www.boost.org/LICENSE_1_0.txt)
   5 #ifndef STRING_LITERAL_DWA2002629_HPP
   6 # define STRING_LITERAL_DWA2002629_HPP
   7
   8 # include <cstddef>
   9 # include <boost/type.hpp>
  10 # include <boost/python/detail/type_traits.hpp>
  11 # include <boost/mpl/bool.hpp>
  12 # include <boost/detail/workaround.hpp>
  13
  14 namespace boost { namespace python { namespace detail {
  15
  16 template <class T>
  17 struct is_string_literal : mpl::false_
  18 {
  19 };
  20
  21 #  if !defined(__MWERKS__) || __MWERKS__ > 0x2407
  22 template <std::size_t n>
  23 struct is_string_literal<char const[n]> : mpl::true_
  24 {
  25 };
  26
  27 #   if BOOST_WORKAROUND(__DECCXX_VER, BOOST_TESTED_AT(60590040)) \
  28   || (defined(__sgi) && defined(_COMPILER_VERSION) && _COMPILER_VERSION <= 730)
  29 // This compiler mistakenly gets the type of string literals as char*
  30 // instead of char[NN].
  31 template <>
  32 struct is_string_literal<char* const> : mpl::true_
  33 {
  34 };
  35 #   endif
  36
  37 #  else
  38
  39 // CWPro7 has trouble with the array type deduction above
  40 template <class T, std::size_t n>
  41 struct is_string_literal<T[n]>
  42     : is_same<T, char const>
  43 {
  44 };
  45 #  endif
  46
  47 }}} // namespace boost::python::detail
  48
  49 #endif // STRING_LITERAL_DWA2002629_HPP