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Re: Prefix substitution support for cpp(1)

On Sun, 25 Oct 2009, Joerg Sonnenberger wrote:
> I have a patch in one of my working trees to allow changing the prefix
> for __FILE__ based on prefix patterns. This allows building packages
> without leaking the full path, so that changes src and obj location
> don't alter build.

That would be very useful!

--apb (Alan Barrett)

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