ceph/src/boost/libs/thread/include/boost/thread/detail/force_cast.hpp

   1 // Copyright (C) 2001-2003
   2 // Mac Murrett
   3 //
   4 // Distributed under the Boost Software License, Version 1.0. (See
   5 // accompanying file LICENSE_1_0.txt or copy at
   6 // http://www.boost.org/LICENSE_1_0.txt)
   7 //
   8 // See http://www.boost.org for most recent version including documentation.
   9
  10 #ifndef BOOST_FORCE_CAST_MJM012402_HPP
  11 #define BOOST_FORCE_CAST_MJM012402_HPP
  12
  13 #include <boost/thread/detail/config.hpp>
  14
  15 namespace boost {
  16 namespace detail {
  17 namespace thread {
  18
  19 // force_cast will convert anything to anything.
  20
  21 // general case
  22 template<class Return_Type, class Argument_Type>
  23 inline Return_Type &force_cast(Argument_Type &rSrc)
  24 {
  25     return(*reinterpret_cast<Return_Type *>(&rSrc));
  26 }
  27
  28 // specialization for const
  29 template<class Return_Type, class Argument_Type>
  30 inline const Return_Type &force_cast(const Argument_Type &rSrc)
  31 {
  32     return(*reinterpret_cast<const Return_Type *>(&rSrc));
  33 }
  34
  35 } // namespace thread
  36 } // namespace detail
  37 } // namespace boost
  38
  39 #endif // BOOST_FORCE_CAST_MJM012402_HPP