Re: [boost] Boost.Preprocessor: Alternatives to defined(x)

From: Vesa Karvonen (vesa_karvonen_at_[hidden])
Date: 2003-01-05 17:39:03

David Abrahams:
>Paul Mensonides:
> > The semantic change is that 'x' must not be a function-like macro.  What 
>do
> > you think?
>
>I think that rules out most of the use-cases Vesa was interested in
>addressing with this :(

Well, it does rule out some use-cases, and it is not ideal to have such 
limitations, but it should still be useful for testing whether an 
object-like macro, such as an include guard, or a config macro, has been 
defined. I think that there are many uses for the macro.

-Vesa Karvonen

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