share/examples/printing/ifhp

   1 #!/bin/sh
   2 #
   3 #  ifhp - Print Ghostscript-simulated PostScript on a DesJet 500
   4 #  Installed in /usr/local/libexec/hpif
   5
   6 #
   7 #  Treat LF as CR+LF:
   8 #
   9 printf "\033&k2G" || exit 2
  10
  11 #
  12 #  Read first two characters of the file
  13 #
  14 read first_line
  15 first_two_chars=`expr "$first_line" : '\(..\)'`
  16
  17 if [ "$first_two_chars" = "%!" ]; then
  18     #
  19     #  It is PostScript; use Ghostscript to scan-convert and print it
  20     #
  21     /usr/local/bin/gs -dSAFER -dNOPAUSE -q -sDEVICE=djet500 -sOutputFile=- - \
  22         && exit 0
  23
  24 else
  25     #
  26     #  Plain text or HP/PCL, so just print it directly; print a form
  27     #  at the end to eject the last page.
  28     #
  29     echo "$first_line" && cat && printf "\f" && exit 0
  30 fi
  31
  32 exit 2