#!/usr/bin/env sh
 
# @(#) user1    Demonstrate 2-level parsing with awk.
 
#  ____
# /
# |   Infrastructure BEGIN
 
set -o nounset
echo
 
## The shebang using "env" line is designed for portability. For
#  higher security, use:
#
#  #!/bin/sh -
 
## Use local command version for the commands in this demonstration.
 
set +o nounset
echo "(Versions displayed with local utility \"version\")"
version >/dev/null 2>&1 && version "=o" $(_eat $0 $1) awk
set -o nounset
 
echo
 
FILE=${1-data1}
echo " Input file $FILE:"
cat $FILE
 
# Use nawk or /usr/xpg4/bin/awk on Solaris.
 
# |   Infrastructure END
# \
#  ---
 
 
echo
echo " Results from awk:"
awk -F, '
/^Personal Unit=/ && /Plant/ && /Departmant/ {sub(/\(.*\)/,"")}
        {print $1 OFS $2 OFS $3}
' OFS="\n" $FILE
 
exit 0

% ./user1
 
(Versions displayed with local utility "version")
Linux 2.6.11-x1
GNU bash, version 2.05b.0(1)-release (i386-pc-linux-gnu)
GNU Awk 3.1.4
 
 Input file data1:
Personal Unit=AU003 (Industrial Products Division),Plant=B00089,Departmant=D110
 
 Results from awk:
Personal Unit=AU003
Plant=B00089
Departmant=D110