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utility : add tuple_serialize code

This commit is contained in:
Olivier Parcollet 2013-07-25 15:13:58 +02:00
parent 32814be65e
commit b196561a9a

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/*******************************************************************************
*
* TRIQS: a Toolbox for Research in Interacting Quantum Systems
*
* Copyright (C) 2013 by I. Krivenko, M. Ferrero, O. Parcollet
*
* TRIQS is free software: you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later
* version.
*
* TRIQS is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* TRIQS. If not, see <http://www.gnu.org/licenses/>.
*
******************************************************************************/
#ifndef TRIQS_UTILITY_TUPLE_SERIALIZE_H
#define TRIQS_UTILITY_TUPLE_SERIALIZE_H
#include <tuple>
namespace boost {
namespace serialization {
template<int pos>
struct tuple_serialize_impl {
template<typename Archive, typename T>
void operator()(Archive & ar, T & t) {
ar & std::get<std::tuple_size<T>::value-1-pos>(t);
tuple_serialize_impl<pos-1>()(ar, t);
}
};
template<>
struct tuple_serialize_impl<0> {
template<typename Archive, typename T>
void operator() (Archive & ar, T & t) { ar & std::get<std::tuple_size<T>::value-1>(t); }
};
template<typename Archive, typename... ElementTypes>
void serialize(Archive & ar, std::tuple<ElementTypes...> & t, const unsigned int version)
{
tuple_serialize_impl<sizeof...(ElementTypes)-1>()(ar, t);
}
} // namespace serialization
} // namespace boost
#endif