#!/bin/bash
#-------------------------------------------------------#----------------------#
#    Department of Theoretical & Mathematical Physics   # GNU            LINUX #
#            at FMFI at Comenius University             #          .~.         #
# Author     : Maro\v s RAJNOCH  (HiæR SILVANNA)        #          /V\         #
# Email      : rajnoch@sophia.dtp.fmph.uniba.sk         #         // \\/       #
# Homeserver : http://sophia.dtp.fmph.uniba.sk/~rajnoch #        /(   )        #
# Altersite  : www.hiaer.sk  &  Email:  hiaer@hiaer.sk  #         ^`~'^        #
# Version    : Thu Mar  6 11:05:42 2003                 #     B E   F R E E    #
#=======================================================#======================#
readonly  COMMAND="${1:?'External Error: null command for virtual filesystem'}"
shift

function  isofs_list()
{
  isoinfo -R -l -i "${1}"   |\
  gawk '
  BEGIN                     { PATH=""                                    }
  /^(d|$)/                  {                                  next      }
  /^Directory listing of /  { PATH=substr($0,23)             ; next      }
                            { sub(/\[[^[]*\]  /, PATH , $0 ) ;
                              sub(/^0$/        , "1"  , $2 ) ;
                              sub(/ $/         , ""   , $0 ) ; print($0) }
       '
}

case  "${COMMAND}"  in
  list    ) isofs_list    "${1}"                     2> /dev/null ; exit $? ;;
  copyout ) isoinfo -R -i "${1}" -x "/${2}" > "${3}" 2> /dev/null ; exit $? ;;
esac

exit 1