[GRASS-dev] what does -a in i.rectify do?

[Maciej Sieczka]

Markus Neteler pisze:
> On Sat, Jul 5, 2008 at 7:43 PM, Maciej Sieczka <tutey at o2.pl> wrote:

>> I'm trying to cleanup i.rectify manual. I don't see any difference
>> between -a (Rectify all images in group) set and not set - in either
>> case all raster maps in the group are rectified. Is this a bug or am I
>> missing something?

> Not sure... in the code there is :
>     ifile = G_define_standard_option(G_OPT_R_INPUT);
>     ifile->required = NO;
> ...
>     if (!ifile->answers)
>         a->answer = 1;          /* force all */
> 
>     /* Find out how files on command line */
>     if (!a->answer) {
>         for (m = 0; ifile->answers[m]; m++) {
>             k = m;
>         }
>         k++;
>     }
> 

Getting back to this - anybody knows what's the difference between -a 
set and not set?

Maciek

-- 
Maciej Sieczka
www.sieczka.org