[GRASS-user] g.mlist newline separator request

Patton, Eric epatton at nrcan.gc.ca
Fri Apr 13 09:08:17 EDT 2007


Martin,

Thanks for the patch, it works perfectly. Much appreciated!

~ Eric.


-----Original Message-----
From: Martin Landa [mailto:landa.martin at gmail.com]
Sent: Fri 4/13/2007 5:06 AM
To: Patton, Eric
Cc: grassuser at grass.itc.it
Subject: Re: [GRASS-user] g.mlist newline separator request
 
Hi,

this patch should fix it.

But I am not sure whether to commit it to CVS. Patch seems to be
"ugly" for me, moreover I am not sure why printf fn was used in the
script (?)

Martin

2007/4/12, Patton, Eric <epatton at nrcan.gc.ca>:
> I've noticed that g.mlist doesn't enter a newline after the last entry in a list, which used to be the case about a month ago:
>
> ~/coderepo >g.mlist pattern=Minas_Basin*
> Minas_Basin_Jan16_2007_50m
> Minas_Basin_Jan16_2007_50m_med3
> Minas_Basin_Jan16_2007_50m_med3_shade
> Minas_Basin_Jan16_2007_50m_med3_shade_comb
> Minas_Basin_Jan16_2007_50m_shade
> Minas_Basin_Jan16_2007_50m_shade_comb~/coderepo >
>
> Consequently, any script that tries to get a count from g.mlist by piping to wc will get an incorrect count that will be off by one:
>
>
> g.mlist pattern=Minas_Basin_Jan16_2007_50m | wc -l
> 0 (Should be 1)
>
> g.mlist pattern=Minas_Basin* | wc -l
> 5 (Should be 6)
>
> Would it be possible to get the final newline back? I have scripts that are broken now because a for loop never gets started when a check is done against the number of rasters matched:
>
> MATCHES=`g.mlist pattern=${PATTERN} | wc -l`
>
> # Abort if no matches are found.
> if [ "$MATCHES" -eq 0 ] ; then
>         echo "$SCRIPT: No rasters matched the search pattern!"
>         exit 1
> fi
>
>
> ~ Eric.
>
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-- 
Martin Landa <landa.martin at gmail.com> * http://gama.fsv.cvut.cz/~landa *





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