Re: awk from shell script

From: Ed Morton (morton_at_lsupcaemnt.com)
Date: 11/19/05 

Date: Sat, 19 Nov 2005 11:38:24 -0600

Sebastian Luque wrote:
> Hello,
>
> Although I've read advice on this, I'm having trouble setting this up.
>
> I have a file with file names in each row. The listed files are to be
> input for an awk programme. I'm doing it like this:
>
> --8<---------------cut here---------------start------------->8---
> CSV="$(cat $FILES | grep [0-9].csv)"
>
> for i in $CSV; do
> # echo "$i"
> gawk --re-interval -f ~/script.awk "$i" > "${i%.???}_ok.csv"
> done
> --8<---------------cut here---------------end--------------->8---
>
> but this is getting into an endless loop and the output is always empty.
> I'm pretty sure this is a quoting issue, but I can't spot it. Any help is
> appreciated.
>
> Thanks,
>

Are you sure it's an infinite loop? It would just hang with an empty
output file if "$CSV" was empty (i.e. if "$(cat $FILES | grep
[0-9].csv)" returned nothing) - that seems more likely to be your problem.

        Ed.

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