> > I have the Romset divided in two directory, in one I hold the Romset of the
> > Mame, while the other one includes only the differences with the Mame Plus
> ASH,
> > I want to know if it were possible to set the first read-only so that the
> > changes is done only in the second and the Romset of the official MAME is not
> > modified.
> >
>
>
> Not really. The easier would be to use 2 profiles. One for official MAME and the
> other for a diff datfile for Mame Plus ASH (which can easily be created with
> mamediff).
> Or the second holds a dat for MAMEplusAsh but includes the others paths
> (assuming MAMEplusAsh only holds additional sets).
>
>
> anyway...imo there is not really a need to keep MAME clones... ;)
>
>
> Roman Scherzer
>

Thanks for his suggestion and for his software.