Re: [MiNT] Partition sizes

[Peter Slegg <p.slegg@scubadivers.co.uk>]

On Fri, 20 Aug 2010 16:37:02 , Alan Hourihane <alanh@fairlite.co.uk> wrote:
>
> On Fri, 2010-08-20 at 17:22 +0200, Miro Kropacek wrote:
> > > If there really is a 2GB limit in Mint fs then can it be increased ?
> > >
> > It's probably quite painful process as this 2GB limit is from using
> > signed integers for storing file sizes. So every place where file
> > sizes are used / calculated in both mintlib and freemint must be
> > changed to something bigger (like 64-bit value) but I'm not really
> > sure if it's even possible in all cases since most (all) GEMDOS calls
> > return stuff in LONG (32-bit) and bit #31 is used as indicator for
> > error => 2 GB limit. If this would be changed, 99% of existing apps
> > would stop to work.
>
> Right. It's a non-trivial piece of work. But you essentially keep all
> the existing system calls for backwards compatibility and invent new
> 64bit calls for new applications.
>
> Essentially though. Any application currently written is only capable of
> understanding up to 2GB.
>
> Alan.
>


What would happen if an "old" call tried to access a big file ? Would it
handle the error ?

Would we need two different partition types ?

Peter