1 #ifndef  BOOST_SERIALIZATION_VOID_CAST_FWD_HPP
2 #define BOOST_SERIALIZATION_VOID_CAST_FWD_HPP
3 
4 // MS compatible compilers support #pragma once
5 #if defined(_MSC_VER)
6 # pragma once
7 #endif
8 
9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
10 // void_cast_fwd.hpp:   interface for run-time casting of void pointers.
11 
12 // (C) Copyright 2005 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 // gennadiy.rozental@tfn.com
17 
18 //  See http://www.boost.org for updates, documentation, and revision history.
19 
20 #include <cstddef> // NULL
21 #include <boost/serialization/force_include.hpp>
22 
23 namespace boost {
24 namespace serialization {
25 namespace void_cast_detail{
26 class void_caster;
27 } // namespace void_cast_detail
28 template<class Derived, class Base>
29 BOOST_DLLEXPORT
30 inline const void_cast_detail::void_caster & void_cast_register(
31     const Derived * dnull = NULL,
32     const Base * bnull = NULL
33 ) BOOST_USED;
34 } // namespace serialization
35 } // namespace boost
36 
37 #endif // BOOST_SERIALIZATION_VOID_CAST_HPP
38