Re: [Boost-users] [pre-processor ] help needed

From: Ovanes Markarian (om_boost_at_[hidden])
Date: 2008-01-29 04:24:28

Steven,

one additional question. In the second solution

paranthesized_type is a function type, which is passed to the temple? If so,
then I need to declare somewhere an overload. Isn't it so?

Thanks,
Ovanes

There are a couple of ways to do it.  You can make each element of the
> > Seq to be itself a seq
> > and then call BOOST_PP_SEQ_ENUM on the inside:
> >
> > ((X1))  ((X2))  ((some_other_template<T1)(T2>))
> >
> > Another way is to use template metaprogramming
> >
> > (X1)(X2)(parenthesize_type(wrap<some_other_template<T1, T2>>))
> >
> > template<class T>
> > struct unparenthesize { typedef T type; };
> >
> > template<class T>
> > struct unparenthesize<parenthesized_type(wrap<T>)> { typedef T type; };
> >
> > In Christ,
> > Steven Watanabe
> >
> > _______________________________________________
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> > Boost-users_at_[hidden]
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> >
>
>