Re: [gentoo-user] Help with bash/awk script

[Ow Mun Heng]

On Wed, 2006-08-23 at 17:17 +0200, Etaoin Shrdlu wrote:
> On Wednesday 23 August 2006 16:30, Ow Mun Heng wrote:
>
> > if [ "$x" -eq 0 ]
> >            then
> >    for i in `seq 1 7` <-----
> >                     do
> >                      tpiert=`egrep -i "(average)" $1 | awk -v pat="$i"
> > '{ if(NR==pat) print $5","$10}'`
> >                          echo $filename,$x,$y,$finaltpi,$tpiert
> >                         ((y++))
> >                     done
> >
> >                 elif [ "$x" -eq 1 ]
> >             then
> >                   for i in `seq 8 14` <-----
> >                     do
> >                      tpiert=`egrep -i "(average)"  $1| awk -v pat="$i"
> > '{ if(NR==pat) print $5","$10}'`
> >                          echo $filename,$x,$y,$finaltpi,$tpiert
> >                         ((y++))
> >                     done
> >                 elif [ "$x" -eq 2 ]
>
> If I understand correctly, you want to avoid all the if/elif tests on $x.
>
> What about
>
> low=`expr $x \* 7 + 1`
> high=`expr $low + 6`
>
> for i in `seq $low $high` ; do
>
> #  your code here
>

This works _Great_!!

Thanks. I was thinking along the same lines, but somehow can't get it
right.

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