[GRASS5] [bug #4368] (grass) r.blend: overwrites the output instead of 'Error: map exists.'

[Markus Neteler]

On Sat, Apr 29, 2006 at 06:27:36PM +0200, Request Tracker wrote:
> this bug's URL: http://intevation.de/rt/webrt?serial_num=4368
> -------------------------------------------------------------------------
> 
> Subject: r.blend: overwrites the output instead of 'Error: map exists.'

This happens because r.mapcalc is used which is not testing for
existing maps.
 
> As the title reads. Also, r.blend GUI misses the neat green progress bar.

AFAIK the progress bar is related to G_percent() output. No idea
how solve that...

Markus