"Mike Rovner" <mike@[...].com>  writes:

>  Pierre Barbier de Reuille wrote:
> > I want to define a constructor that takes a pointer a keep a reference
> > on it. So I need a call policy like 'with_custodian_and_ward<1,2>()'.
> >
> > But it fails at compile time. Here's me Boost.Python code :
> >
> > class_<RCPtr<Class> >(name, doc, init<optional<Class*> >())
> >       .def(init<RCPtr<Class> >())
> >       .def( init<Class*>(), with_custodian_and_ward<1,2>() )
> >       ;
> 
>  You have to use different syntax:
> 
>        .def( init<Class*>()[with_custodian_and_ward<1,2>()] )
> 
>  See reference at www.boost.org/libs/python/doc/v2/init.html#init-spec

...and you probably don't want the optional<Class*>  in the first
init<...> .


-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com


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