[GRASSLIST:2091] Re: GRASS and r.reclass in a batch
Hamish
hamish_nospam at yahoo.com
Thu Dec 18 07:17:09 EST 2003
On Thu, 18 Dec 2003 10:12:51 +0100
"javier garcia - CEBAS" <rn001 at cebas.csic.es> wrote:
> Hi Hamish,
> thanks a lot for the attached.
> Is it possible that the script has an error?
> I've run it and I receive a lot of messages like:
>
> ./reclass_scrip.sh: : command not found
> ./reclass_scrip.sh: : command not found
> ./reclass_scrip.sh: : command not found
>
> Best regards,
>
> Javier
> ---------------------------------------------------------------------
Yes, very likely there's an error. I didn't actually test the script.
try replacing
i=`expr $i + 1`
with
i=$(($i + 1))
and see if that works.
Hamish
> > > The problem is to pass values of reclassification rules
> > > to r.reclass. I've tried:
> >
> > [...]
> >
> > > But this doesn't work. I think that this could be also with a bash
> > > script, but I don't know anything about bash.
> >
> > It is actually pretty clean with Bash, try the attached.
> >
> --------------------------------------
> #!/bin/bash
> # reclass script
>
> i=1
> while [ $i -le 25 ] ; do
>
> r.reclass input=imagen$i output=imarec$i << EOF
> 253 = 192
> 252 = 96
> 251 = 48
> 250 = 24
> 249 = 12
> 221 = 8
> 193 = 7
> 165 = 6
> 133 = 4
> 102 = 3
> 70 = 2
> 39 = 1
> * = NULL
> end
> EOF
>
> i=`expr $i + 1`
> done
> -------------------------------------
>
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