[GRASS5] [bug #2238] (grass) r.series: support for wildcards in input filenames

[Glynn Clements]

Markus Neteler wrote:

> > > It would be nice if r.series would accept wildcards for the input maps.
> > > 
> > > e.g.
> > > r.series input=insitu_data.* output=insitu_data.stddev method=stddev
> > > 
> > > for:
> > > insitu_data.001
> > > insitu_data.002
> > > ...
> > > insitu_data.052
> > 
> > That may also true for several other modules; in which case, it might
> > be better to figure out how to build this into G_parser().
> > 
> > > such as the g.mremove script does. [0-9] expansions etc would be nice too, but not critical.
> > 
> > g.mremove is a shell script, which makes implementing shell
> > substitutions somewhat easier.
> 
> r.out.mpeg supports wildcards. Maybe this could be moved somehow into
> the parser.

That code (gee_wildfiles()) is a hack; it spawns an "ls" command via
system() to generate the list of filenames.

The issue isn't figuring out how to implement wildcard expansion;
that's easy enough to do without using system() hacks. The issue is
deciding how to make use of it within GRASS.

-- 
Glynn Clements <glynn.clements at virgin.net>