#! /bin/bash  

# enable "set -x" for debug info in /var/log/cups/error_log
#set -x

# set inputfile to where the input comes from
inputfile="-"
[ -n "$6" ] && inputfile="$6"

# output PostScript level 1 (for PostScript level 2 use -dLanguageLevel=2)
gs -q -dBATCH -dPARANOIDSAFER -dNOPAUSE -sDEVICE=pswrite -dLanguageLevel=1 -sOutputFile=- $inputfile