#!/bin/sh
#
#  emcprint
#
#	This script prints the dir-con-lun for each subdisk
#	that has an emc name.  It's printed in 'vxprint -htr'
#	format for easy viewing.
#
# Author: Todd Stansell <todd@stansell.org>
#
# $Id: emcprint,v 1.6 2001-08-13 16:15:27-07 todd Exp $
#

PATH=/bin:/usr/sbin
MATRIX=/opt/scripts/matrix
vxargs="-htr"
base=`basename $0`

#
# show usage and exit with non-zero status
#
usage() {
    echo "usage: $base [-help] <vxprint arguments>"
    echo "       if no arguments, then we use $vxargs"
    exit 1
}

#
# parse arguments...show usage if -help or -? only, since
# the most likely option will be -htr
#
case "$@" in
    -help|-?)	usage ;;
    *)		[ "$@" ] && vxargs="$@" ;;
esac

#
# make sure the arguments are valid
#
if vxprint $vxargs >/dev/null ; then
    #
    # print each line in vxprint format.
    #
    vxprint $vxargs | nawk '
	#
	# load the emc dir-con-lun number for each emc lun
	# and then append it to the vxprint line
	#
	BEGIN { #
		# c[] holds the width of each column
		# for the vxprint output.  set the size to 0 to
		# omit that column from the output.
		#
		c[1]=2;c[2]=12;c[3]=10;c[4]=9;c[5]=8;
		c[6]=8;c[7]=11;c[8]=9;c[9]=4;c[10]=8;
		c[5]=0;c[9]=0;
		#
		# emc[] holds the dir-con-lun info for each device
		#
		while (getline <"'$MATRIX'") {
				    emc[$1] = $3
				    getline <"'$MATRIX'"
		}
		close "'$MATRIX'"
	}
	#
	# for each line in vxprint output...
	#
	{ 
	  fixlen=0;line=""; lun="";				# initialize
	  for (i=1;i<=NF;i++)       space[i]=""			# initialize
	  if ($0 ~ /^sd.*emc/)      lun=emc[substr($4,4)]	# sd entry
	  else if ($0 ~ /^dm.*emc/) lun=emc[substr($2,4)]	# dm entry
	  else if ($0 ~ /^SD|^DM/)  lun="DIR-C-L"		# header line

	  for (i=1;i<=NF;i++) {
		z=length($i)+length(line)-fixlen	# z = char to end col
		for (l=z;l<c[i];l++) space[i]=space[i]" "	# add spaces
		space[i]=$i" "space[i]				# add col
		if (c[i] > 0)        line=line""space[i]	# build output
		fixlen=fixlen+c[i]+1;
	  }
	  printf "%s%s\n",line,lun
	}'
fi