[ILUG] Little code, please

[Paul Jakma]

On Tue, 2 May 2006, Rory Browne wrote:

> I vote for awk
> #!/bin/sh
> cat text.txt |awk " \$2==\"$1\" {print \$4}" RS="\n\n"

Ouch, allowing shell to process the awk script. Very tedious and 
error-prone wrt quoting - just use the '-v variable=whatever' feature 
which is designed precisely to avoid this horridness, ie:

cat text.txt |awk -v text=$1 '$2 == text {print $4}' RS="\n\n"

-v is a standard AWK feature.

regards,
-- 
Paul Jakma	paul at clubi.ie	paul at jakma.org	Key ID: 64A2FF6A
Fortune:
Noone ever built a statue to a critic.