ceph/src/boost/libs/python/include/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/type_traits/array_traits.hpp>
  11 # include <boost/type_traits/same_traits.hpp>
  12 # include <boost/mpl/bool.hpp>
  13 # include <boost/detail/workaround.hpp>
  14
  15 namespace boost { namespace python { namespace detail {
  16
  17 template <class T>
  18 struct is_string_literal : mpl::false_
  19 {
  20 };
  21
  22 #  if !defined(__MWERKS__) || __MWERKS__ > 0x2407
  23 template <std::size_t n>
  24 struct is_string_literal<char const[n]> : mpl::true_
  25 {
  26 };
  27
  28 #   if BOOST_WORKAROUND(__DECCXX_VER, BOOST_TESTED_AT(60590040)) \
  29   || (defined(__sgi) && defined(_COMPILER_VERSION) && _COMPILER_VERSION <= 730)
  30 // This compiler mistakenly gets the type of string literals as char*
  31 // instead of char[NN].
  32 template <>
  33 struct is_string_literal<char* const> : mpl::true_
  34 {
  35 };
  36 #   endif
  37
  38 #  else
  39
  40 // CWPro7 has trouble with the array type deduction above
  41 template <class T, std::size_t n>
  42 struct is_string_literal<T[n]>
  43     : is_same<T, char const>
  44 {
  45 };
  46 #  endif
  47
  48 }}} // namespace boost::python::detail
  49
  50 #endif // STRING_LITERAL_DWA2002629_HPP