[RFC][PATCH] combining header files

Alan Modra amodra at bigpond.net.au
Wed Mar 9 23:06:01 EST 2005


On Wed, Mar 09, 2005 at 10:40:13AM +0100, Geert Uytterhoeven wrote:
> On Wed, 9 Mar 2005, Alan Modra wrote:
> > On Wed, Mar 09, 2005 at 12:03:43PM +1100, Stephen Rothwell wrote:
> > > I would just like to start a discussion about consolidating (some of) the
> > > ppc and ppc64 header files.
> > 
> > Marvellous!  In case it isn't completely obvious, you can often share
> > structure definitions between ppc32 and ppc64 by judicious selection of
> > types.  eg.
> > 
> > struct stays_the_same {
> >   long long some_64bit_var;
> >   int some_32bit_var;
> > }
> 
> If size matters, why not use an explicitly sized type like s64 to make it
> explicit?

Sure, that's even better.

-- 
Alan Modra
IBM OzLabs - Linux Technology Centre



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