From: Robert Millan <r...@aybabtu.com> Date: Fri, 6 Mar 2009 19:55:53 +0100
> On Thu, Mar 05, 2009 at 08:04:07AM -0500, Isaac Dupree wrote: > > > We've been using "unsigned long" for storing virtual addresses in the > > > Linux kernel for 10+ years and it works just fine. :-) > > > > and Linux kernel uses GCC compiler in precise ways > > > > I believe that ptrdiff_t is the proper standardized type for an integer the > > size of a pointer. except... it's always signed :-) > > > > Can you just use pointer types and pointer arithmetic? > > > > also, standards aside, a common way to get such a type, is "configure" > > script > > testing various possibilities like "unsigned long" and "unsigned long long" > > and seeing which one is the right size for the target architecture. (not > > sure > > if that works when cross-compiling though) > > I think we're already using longs this way in quite a few places. It's not > such a big deal IMHO. And ironically enough, using "unsigned long" would allow us to share this header with any future 32-bit sparc GRUB support. _______________________________________________ Grub-devel mailing list Grub-devel@gnu.org http://lists.gnu.org/mailman/listinfo/grub-devel