freebsd-dev/share/examples/printing/ifhp
Bill Fumerola 6faaa698e4 Use quotes around the first_line variable so C comments and other things
that are misinterpreted by echo(1) aren't.

PR:		docs/8757
Submitted By:	Takeshi OHASHI <ohashi@mickey.ai.kyutech.ac.jp>
		Sergei Laskavy <laskavy@gambit.msk.su>
1998-12-08 22:09:05 +00:00

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#!/bin/sh
#
# ifhp - Print Ghostscript-simulated PostScript on a DesJet 500
# Installed in /usr/local/libexec/hpif
#
# Treat LF as CR+LF:
#
printf "\033&k2G" || exit 2
#
# Read first two characters of the file
#
read first_line
first_two_chars=`expr "$first_line" : '\(..\)'`
if [ "$first_two_chars" = "%!" ]; then
#
# It is PostScript; use Ghostscript to scan-convert and print it
#
/usr/local/bin/gs -dSAFER -dNOPAUSE -q -sDEVICE=djet500 -sOutputFile=- - \
&& exit 0
else
#
# Plain text or HP/PCL, so just print it directly; print a form
# at the end to eject the last page.
#
echo "$first_line" && cat && printf "\f" && exit 2
fi
exit 2