[GRASS-user] Envtl variables
glynn at gclements.plus.com
Tue May 6 22:13:22 EDT 2008
Paul Kelly wrote:
> > Why do we need the eval command?
> You don't *need* it; it is a convenience to convert all the GRASS
> variables into environment variables. IMHO I don't think it is a good
> solution to access GRASS variables this way because:
> a) it creates as many new environment variables as there are GRASS
FWIW, "eval `g.gisenv`" will create shell variables; they only become
environment variables if they're explictly "export"ed.
Glynn Clements <glynn at gclements.plus.com>
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