[GRASS5] features needed for 6.2

[Glynn Clements]

Radim Blazek wrote:

> > > Restructuring of the raster elements into a $MAPSET/raster/ dir means a
> > > break to GRASS 7.0. It makes sense that this should happen in
> > > combination with and at the same time as a revamp of the raster format
> > > itself. That way we only have to do the transition once.
> >
> > I disagree. Switching the raster directory layout is much simpler than
> > a new raster format. With the former, it's clear what needs to be
> > done; it's just a matter of doing it.
> 
> Yes, but what benefits can a new dir structure bring to users?
> The GRASS database should always be access through library
> or modules.

That doesn't mean that we shouldn't have a sane directory structure.
There may be times when a user needs to access files directly (e.g.
examine them to figure out why something isn't working).

It would also make it easier to subsequently add features such as
atomic updates.

-- 
Glynn Clements <glynn at gclements.plus.com>