--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ossrv_pub/boost_apis/boost/serialization/variant.hpp Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,161 @@
+#ifndef BOOST_SERIALIZATION_VARIANT_HPP
+#define BOOST_SERIALIZATION_VARIANT_HPP
+
+// MS compatible compilers support #pragma once
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#if defined(_MSC_VER) && (_MSC_VER <= 1020)
+# pragma warning (disable : 4786) // too long name, harmless warning
+#endif
+
+/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
+// variant.hpp - non-intrusive serialization of variant types
+//
+// copyright (c) 2005
+// troy d. straszheim <troy@resophonic.com>
+// http://www.resophonic.com
+//
+// Use, modification and distribution is subject to the Boost Software
+// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+//
+// See http://www.boost.org for updates, documentation, and revision history.
+//
+// thanks to Robert Ramey, Peter Dimov, and Richard Crossley.
+//
+
+#include <boost/mpl/front.hpp>
+#include <boost/mpl/pop_front.hpp>
+#include <boost/mpl/eval_if.hpp>
+#include <boost/mpl/identity.hpp>
+#include <boost/mpl/size.hpp>
+#include <boost/mpl/empty.hpp>
+
+#include <boost/throw_exception.hpp>
+
+#include <boost/variant.hpp>
+
+#include <boost/archive/archive_exception.hpp>
+
+#include <boost/serialization/split_free.hpp>
+#include <boost/serialization/serialization.hpp>
+
+namespace boost {
+namespace serialization {
+
+template<class Archive>
+struct variant_save_visitor : boost::static_visitor<> {
+ variant_save_visitor(Archive& ar) :
+ m_ar(ar)
+ {}
+ template<class T>
+ void operator()(T const & value) const
+ {
+ m_ar << BOOST_SERIALIZATION_NVP(value);
+ }
+private:
+ Archive & m_ar;
+};
+
+template<class Archive, BOOST_VARIANT_ENUM_PARAMS(/* typename */ class T)>
+void save(
+ Archive & ar,
+ boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)> const & v,
+ unsigned int version
+){
+ int which = v.which();
+ ar << BOOST_SERIALIZATION_NVP(which);
+ typedef BOOST_DEDUCED_TYPENAME boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>::types types;
+ variant_save_visitor<Archive> visitor(ar);
+ v.apply_visitor(visitor);
+}
+
+template<class S>
+struct variant_impl {
+
+ struct load_null {
+ template<class Archive, class V>
+ static void invoke(
+ Archive & ar,
+ int which,
+ V & v,
+ unsigned int version
+ ){}
+ };
+
+ struct load_impl {
+ template<class Archive, class V>
+ static void invoke(
+ Archive & ar,
+ int which,
+ V & v,
+ unsigned int version
+ ){
+ if(which == 0){
+ // note: A non-intrusive implementation (such as this one)
+ // necessary has to copy the value. This wouldn't be necessary
+ // with an implementation that de-serialized to the address of the
+ // aligned storage included in the variant.
+ typedef BOOST_DEDUCED_TYPENAME mpl::front<S>::type head_type;
+ head_type value;
+ ar >> BOOST_SERIALIZATION_NVP(value);
+ v = value;
+ ar.reset_object_address(& boost::get<head_type>(v), & value);
+ return;
+ }
+ typedef BOOST_DEDUCED_TYPENAME mpl::pop_front<S>::type type;
+ variant_impl<type>::load(ar, which - 1, v, version);
+ }
+ };
+
+ template<class Archive, class V>
+ static void load(
+ Archive & ar,
+ int which,
+ V & v,
+ unsigned int version
+ ){
+ typedef BOOST_DEDUCED_TYPENAME mpl::eval_if<mpl::empty<S>,
+ mpl::identity<load_null>,
+ mpl::identity<load_impl>
+ >::type typex;
+ typex::invoke(ar, which, v, version);
+ }
+
+};
+
+template<class Archive, BOOST_VARIANT_ENUM_PARAMS(/* typename */ class T)>
+void load(
+ Archive & ar,
+ boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>& v,
+ unsigned int version
+){
+ int which;
+ typedef BOOST_DEDUCED_TYPENAME boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>::types types;
+ ar >> BOOST_SERIALIZATION_NVP(which);
+ if(which >= mpl::size<types>::value)
+ // this might happen if a type was removed from the list of variant types
+ boost::throw_exception(
+ boost::archive::archive_exception(
+ boost::archive::archive_exception::unsupported_version
+ )
+ );
+ variant_impl<types>::load(ar, which, v, version);
+}
+
+template<class Archive,BOOST_VARIANT_ENUM_PARAMS(/* typename */ class T)>
+inline void serialize(
+ Archive & ar,
+ boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)> & v,
+ unsigned int file_version
+){
+ split_free(ar,v,file_version);
+}
+
+} // namespace serialization
+} // namespace boost
+
+#endif //BOOST_SERIALIZATION_VARIANT_HPP
+