[Fedora-packaging] %bits macro?

[Ralf Corsepius]

On Fri, 2008-02-29 at 17:14 -0500, seth vidal wrote:
> On Fri, 2008-02-29 at 23:02 +0100, Ralf Corsepius wrote:
> > On Fri, 2008-02-29 at 16:50 -0500, Tom "spot" Callaway wrote:
> > > On Fri, 2008-02-29 at 14:48 -0700, Orion Poplawski wrote:
> > > > It might me useful to have a %bits macro automatically set to 32 or 64 
> > > > as appropriate.  Does this seem useful or is there a better way?
> > > 
> > > I'm not aware of a better way, this would be quite useful IMHO.
> > 
> > A better way would be to rewrite any code requiring such tricks to not
> > require them.
> > 
> > In modern C/C++ there hardly is any need for such band-aids (cf.
> > stdint.h, inttypes.h, limits.h)
> 
> But this would be handy if we can use it during the build.
> 
> We could do little tricks like:
> 
> Requires: foo.%bits
> Provides: foo.%bits
> 
> and it would let us get rid of multilib file-requires like:
> 
> /usr/lib[64]/libgcj.so.9
Why would this be helpful?

All you do this way, is to replace one "natural/direct"
"Requires/Provides" with another, "artificial/indirect"" one.

I don't see how this would be helpful.

Ralf