comparison DEPENDENCIES/generic/include/boost/serialization/tracking.hpp @ 16:2665513ce2d3

Add boost headers

+#ifndef BOOST_SERIALIZATION_TRACKING_HPP
+#define BOOST_SERIALIZATION_TRACKING_HPP
+
+// MS compatible compilers support #pragma once
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
+// tracking.hpp:
+
+// (C) Copyright 2002 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/mpl/eval_if.hpp>
+#include <boost/mpl/identity.hpp>
+#include <boost/mpl/int.hpp>
+#include <boost/mpl/equal_to.hpp>
+#include <boost/mpl/greater.hpp>
+#include <boost/mpl/integral_c_tag.hpp>
+
+#include <boost/type_traits/is_base_and_derived.hpp>
+#include <boost/type_traits/is_pointer.hpp>
+#include <boost/serialization/level.hpp>
+#include <boost/serialization/tracking_enum.hpp>
+#include <boost/serialization/type_info_implementation.hpp>
+
+namespace boost {
+namespace serialization {
+
+struct basic_traits;
+
+// default tracking level
+template<class T>
+struct tracking_level_impl {
+    template<class U>
+    struct traits_class_tracking {
+        typedef BOOST_DEDUCED_TYPENAME U::tracking type;
+    };
+    typedef mpl::integral_c_tag tag;
+    // note: at least one compiler complained w/o the full qualification
+    // on basic traits below
+    typedef
+        BOOST_DEDUCED_TYPENAME mpl::eval_if<
+            is_base_and_derived<boost::serialization::basic_traits, T>,
+            traits_class_tracking< T >,
+        //else
+        BOOST_DEDUCED_TYPENAME mpl::eval_if<
+            is_pointer< T >,
+            // pointers are not tracked by default
+            mpl::int_<track_never>,
+        //else
+        BOOST_DEDUCED_TYPENAME mpl::eval_if<
+            // for primitives
+            BOOST_DEDUCED_TYPENAME mpl::equal_to<
+                implementation_level< T >,
+                mpl::int_<primitive_type> 
+            >,
+            // is never
+            mpl::int_<track_never>,
+            // otherwise its selective
+            mpl::int_<track_selectively>
+    >  > >::type type;
+    BOOST_STATIC_CONSTANT(int, value = type::value);
+};
+
+template<class T>
+struct tracking_level : 
+    public tracking_level_impl<const T>
+{
+};
+
+template<class T, enum tracking_type L>
+inline bool operator>=(tracking_level< T > t, enum tracking_type l)
+{
+    return t.value >= (int)l;
+}
+
+} // namespace serialization
+} // namespace boost
+
+
+// The STATIC_ASSERT is prevents one from setting tracking for a primitive type.  
+// This almost HAS to be an error.  Doing this will effect serialization of all 
+// char's in your program which is almost certainly what you don't want to do.  
+// If you want to track all instances of a given primitive type, You'll have to 
+// wrap it in your own type so its not a primitive anymore.  Then it will compile
+// without problem.
+#define BOOST_CLASS_TRACKING(T, E)           \
+namespace boost {                            \
+namespace serialization {                    \
+template<>                                   \
+struct tracking_level< T >                   \
+{                                            \
+    typedef mpl::integral_c_tag tag;         \
+    typedef mpl::int_< E> type;              \
+    BOOST_STATIC_CONSTANT(                   \
+        int,                                 \
+        value = tracking_level::type::value  \
+    );                                       \
+    /* tracking for a class  */              \
+    BOOST_STATIC_ASSERT((                    \
+        mpl::greater<                        \
+            /* that is a prmitive */         \
+            implementation_level< T >,       \
+            mpl::int_<primitive_type>        \
+        >::value                             \
+    ));                                      \
+};                                           \
+}}
+
+#endif // BOOST_SERIALIZATION_TRACKING_HPP