#!/bin/ksh

################################################################################
# Print a stanza
# Here we look in /etc/security/user file and print root's stanza
# Finds line starting with root: and ends on first blank line
#
# Written by Matt Baker mbaker@computeranddata.com
################################################################################

DEBUG=0
#VERBOSE=0
COMMENTCHAR="*"
SEPERATORCHAR=":"
#OUTSEPERATORCHAR=":"

usage () 
{
	print "Usage error"
	print "$0 [-debug] [-c x] [-s y] -p starting-search-pattern -f filename"
	#print "$0 [-v] [-debug] [-c x] [-s y] [-o z] -p starting-search-pattern -f filename"
	print ""
	print " -c comment char            default: $COMMENTCHAR"
	print " -s seperator char          default: $SEPERATORCHAR"
	#print " -o output seperator char   default: $OUTSEPERATORCHAR"
	print ""
	print "You may have to backslash metacharacters for options."
	print "i.e   -c \#"
	print ""
	print "i.e. $0 -p ^\\/usr -f /etc/filesystems"
	print "i.e. $0 -p ^root:  -f /etc/security/user"
	print ""
	exit 1
}

if (( ! $# ))
then
	print "Usage: must provide an argument."
	exit 1	
fi

while (( $# ))
do
	case "$1" in
		-debug)
			shift
			DEBUG=1
			set -x
			;;

#		-v)
#			shift
#			VERBOSE=1
#			;;

		-c)
			shift
			COMMENTCHAR=$1
			shift
			;;
		
		-s)
			shift
			SEPERATORCHAR=$1
			shift
			;;

		-o)
			shift
			OUTSEPERATORCHAR=$1
			shift
			;;

		-p)
			shift
			PATTERN=$1
			shift
			;;

		-f)
			shift
			FILE=$1
			shift
			if [[ ! -f $FILE ]]
			then
				print "ERROR:3:File $FILE not found"
				exit 3
			fi
			;;

		*)
			print "Usage: incorrect argument."
			usage
			;;
	esac
done

cat $FILE | grep -v ^$COMMENTCHAR \
		| awk '/'$PATTERN''$SEPERATORCHAR'/,/^$/'