[GRASS-dev] still problems with overwrite in scripts

[Michael Barton]

Thanks. I'll try one of these methods.

Michael

On Jun 27, 2012, at 5:06 PM, Glynn Clements wrote:

> 
> Michael Barton wrote:
> 
>> I thought from reading past mail posts that -o and --o and --overwrite
>> all set the overwrite flag.
> 
> The last two do; the first one is just a normal flag.
> 
> Historically, modules used -o for overwrite, but that is deprecated in
> favour of the --o/--overwrite option which is built into G_parser().
> 
>> I test for overwrite with grass.overwrite()
>> 
>> But how do I include a check box for the overwrite flag in the GUI specs
>> (for g.parser)?
> 
> If any of the options have a gisprompt setting which starts with
> "new", the --help output will display the --o flag and the GUI will
> have a checkbox to enable overwrite.
> 
> In 7.0, you can force the existence of the overwrite flag by adding
> "#% overwrite: yes" to the module options, but this doesn't work in
> 6.x, partly because it isn't implemented in g.parser and partly
> because the underlying logic in G_parser() is broken; see:
> 
> 	https://trac.osgeo.org/grass/ticket/1658#comment:1
> 
> -- 
> Glynn Clements <glynn at gclements.plus.com>

_____________________
C. Michael Barton
Visiting Scientist, Integrated Science Program
National Center for Atmospheric Research &
University Consortium for Atmospheric Research
303-497-2889 (voice)

Director, Center for Social Dynamics & Complexity 
Professor of Anthropology, School of Human Evolution & Social Change
Arizona State University
www: http://www.public.asu.edu/~cmbarton, http://csdc.asu.edu