Re: [Boost-users] tribool serialization

From: Robert Ramey (ramey_at_[hidden])
Date: 2006-04-14 14:03:00

Try putting your code into either the boost::logic::tribool or 
boost::serialzation

Robert Ramey

Austin Bingham wrote:
> I've been trying to write serialization code for tribool, and I'm
> completely dumbfounded at this point.   I'm using the "split free"
> approach, but no matter how I phrase things, the compiler never seems
> to believe that I've written code to de/serialize tribool. Here's an
> example of what doesn't work:
>

namespace boost { namespace logic {
>   template <class Archive>
>   void save(Archive& ar,
>           const boost::logic::tribool& b,
>           const unsigned int version)
>   {
>      // irrelevant
>   }
>
>   template <class Archive>
>   void load(Archive& ar,
>          boost::logic::tribool& b,
>          const unsigned int version)
>   {
>      // irrelevant
>   }
} }

>
>   BOOST_SERIALIZATION_SPLIT_FREE(boost::logic::tribool);
>
> This *seems* correct, but the compiler complains that "tribool has no
> member named serialize". While this is true, the split-free technique
> means it won't be requested.
>
> Our code uses the split-free approach for other classes, so I'm fairly
> certain I know how to do it correctly. Is there something magical
> about tribool that makes this approach break? More importantly, is
> there a known way to de/serialize tribool? Thanks.