Squashed 'third_party/boostorg/serialization/' content from commit 738695b
Change-Id: I48528198ad1f62b90288d249eb2243d4db02fd5d
git-subtree-dir: third_party/boostorg/serialization
git-subtree-split: 738695b70733f9d592a570fb17a505d6a029b48a
diff --git a/include/boost/archive/detail/check.hpp b/include/boost/archive/detail/check.hpp
new file mode 100644
index 0000000..10034e7
--- /dev/null
+++ b/include/boost/archive/detail/check.hpp
@@ -0,0 +1,169 @@
+#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