RE: [boost] Proposal: Require forward declaration header per libr ary

From: Jeff Garland (jeff_at_[hidden])
Date: 2001-07-20 07:44:47

Steve wrote:

> You can specify them in your forward header, and not in your implementation
> header.  That's what I do for poolfwd.hpp:
>
> //map_fwd.hpp
> namespace std {
>   template <class Key,
>             class T,
>             class Compare = std::less<T>,
>             class Alloc = std::allocator<T> >
>   class multimap;
> }

Right, but if the library the author didn't provide this forward declaration a
third party cannot provide the defaults since the library header already defines
these and then the compilers complain....

Jeff