Demonstration purposes only. I wanted to show the data going is was the user's data as described. The awk script is the key, the cat and sort are merely decoration.
Martin Rushton HPC System Manager, Weapons Technologies Tel: 01959 514777, Mobile: 07939 219057 email: jmrushton@QinetiQ.com www.QinetiQ.com QinetiQ - Delivering customer-focused solutions
Please consider the environment before printing this email. -----Original Message----- From: centos-bounces@centos.org [mailto:centos-bounces@centos.org] On Behalf Of m.roth@5-cent.us Sent: 30 December 2011 15:06 To: CentOS mailing list Subject: Re: [CentOS] UC Need help in writing a shell/bash script
Rushton Martin wrote:
I knocked up the enclosed under Cygwin:
#!/bin/sh ( cat <<EOTx admin ankush admin amit powerusers dinesh powerusers jitendra EOTx ) | awk ' { grpnm[$1] = grpnm[$1] ", " $2 } END { for (i in grpnm) { print i ": " substr(grpnm[i], 3) } } ' | sort
<snip> Why use cat? Why not just stick the filename in the command line, right after the closing ', and before the pipe?
mark
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