Re: [PATCH] define own version of PRIdPTR on platform where its not available

On Mon, Nov 05, 2012 at 10:02:08AM +0000, Simon Marlow wrote:
> On 03/11/2012 00:16, Ian Lynagh wrote:
> >
> >However, I'm hoping to replace mkDerivedConstants.c with probably a
> >configure script soon, so that it can produce the right results when
> >cross-compiling.
> 
> Yes we need to replace mkDerivedConstants.c with something else for
> cross compilation, but I really hope it doesn't have to be a
> configure script :-)  Surely it's possible to convince the C
> compiler to emit struct offsets without having to run the program,
> somehow?

Well, we currently do the same sort of thing with configure scripts
already, e.g. configure creates SIZEOF_INT and mkDerivedConstants makes
SIZEOF_StgArrWords_NoHdr. I don't feel strongly about how we do it, but
we should do it the same way in both places.


Thanks
Ian