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#ifndef BOOST_ARCHIVE_DETAIL_CHECK_HPP
#define BOOST_ARCHIVE_DETAIL_CHECK_HPP
// MS compatible compilers support #pragma once
#if defined(_MSC_VER)
# pragma once
#pragma inline_depth(511)
#pragma inline_recursion(on)
#endif
#if defined(__MWERKS__)
#pragma inline_depth(511)
#endif
/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
// check.hpp: interface for serialization system.
// (C) Copyright 2009 Robert Ramey - http://www.rrsd.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.
#include <boost/config.hpp>
#include <boost/static_assert.hpp>
#include <boost/type_traits/is_const.hpp>
#include <boost/mpl/eval_if.hpp>
#include <boost/mpl/or.hpp>
#include <boost/mpl/equal_to.hpp>
#include <boost/mpl/int.hpp>
#include <boost/mpl/not.hpp>
#include <boost/mpl/greater.hpp>
#include <boost/mpl/assert.hpp>
#include <boost/serialization/static_warning.hpp>
#include <boost/serialization/version.hpp>
#include <boost/serialization/level.hpp>
#include <boost/serialization/tracking.hpp>
#include <boost/serialization/wrapper.hpp>
namespace boost {
namespace archive {
namespace detail {
// checks for objects
template<class T>
inline void check_object_level(){
typedef
typename mpl::greater_equal<
serialization::implementation_level< T >,
mpl::int_<serialization::primitive_type>
>::type typex;
// trap attempts to serialize objects marked
// not_serializable
BOOST_STATIC_ASSERT(typex::value);
}
template<class T>
inline void check_object_versioning(){
typedef
typename mpl::or_<
typename mpl::greater<
serialization::implementation_level< T >,
mpl::int_<serialization::object_serializable>
>,
typename mpl::equal_to<
serialization::version< T >,
mpl::int_<0>
>
> typex;
// trap attempts to serialize with objects that don't
// save class information in the archive with versioning.
BOOST_STATIC_ASSERT(typex::value);
}
template<class T>
inline void check_object_tracking(){
// presume it has already been determined that
// T is not a const
BOOST_STATIC_ASSERT(! boost::is_const< T >::value);
typedef typename mpl::equal_to<
serialization::tracking_level< T >,
mpl::int_<serialization::track_never>
>::type typex;
// saving an non-const object of a type not marked "track_never)
// may be an indicator of an error usage of the
// serialization library and should be double checked.
// See documentation on object tracking. Also, see the
// "rationale" section of the documenation
// for motivation for this checking.
BOOST_STATIC_WARNING(typex::value);
}
// checks for pointers
template<class T>
inline void check_pointer_level(){
// we should only invoke this once we KNOW that T
// has been used as a pointer!!
typedef
typename mpl::or_<
typename mpl::greater<
serialization::implementation_level< T >,
mpl::int_<serialization::object_serializable>
>,
typename mpl::not_<
typename mpl::equal_to<
serialization::tracking_level< T >,
mpl::int_<serialization::track_selectively>
>
>
> typex;
// Address the following when serializing to a pointer:
// a) This type doesn't save class information in the
// archive. That is, the serialization trait implementation
// level <= object_serializable.
// b) Tracking for this type is set to "track selectively"
// in this case, indication that an object is tracked is
// not stored in the archive itself - see level == object_serializable
// but rather the existence of the operation ar >> T * is used to
// infer that an object of this type should be tracked. So, if
// you save via a pointer but don't load via a pointer the operation
// will fail on load without given any valid reason for the failure.
// So if your program traps here, consider changing the
// tracking or implementation level traits - or not
// serializing via a pointer.
BOOST_STATIC_WARNING(typex::value);
}
template<class T>
void inline check_pointer_tracking(){
typedef typename mpl::greater<
serialization::tracking_level< T >,
mpl::int_<serialization::track_never>
>::type typex;
// serializing an object of a type marked "track_never" through a pointer
// could result in creating more objects than were saved!
BOOST_STATIC_WARNING(typex::value);
}
template<class T>
inline void check_const_loading(){
typedef
typename mpl::or_<
typename boost::serialization::is_wrapper< T >,
typename mpl::not_<
typename boost::is_const< T >
>
>::type typex;
// cannot load data into a "const" object unless it's a
// wrapper around some other non-const object.
BOOST_STATIC_ASSERT(typex::value);
}
} // detail
} // archive
} // boost
#endif // BOOST_ARCHIVE_DETAIL_CHECK_HPP
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Swift