#!/bin/sh -f
# Extract ASCII text from a PostScript file.  Usage:
#	ps2ascii [infile.ps [outfile.txt]]
# If outfile is omitted, output goes to stdout.
# If both infile and outfile are omitted, ps2ascii acts as a filter,
# reading from stdin and writing on stdout.
if ( test $# -eq 0 ) then
	gs -q -dNODISPLAY -dNOBIND -dWRITESYSTEMDICT -dSIMPLE ps2ascii.ps - quit.ps
elif ( test $# -eq 1 ) then
	gs -q -dNODISPLAY -dNOBIND -dWRITESYSTEMDICT -dSIMPLE ps2ascii.ps $1 quit.ps
else
	gs -q -dNODISPLAY -dNOBIND -dWRITESYSTEMDICT -dSIMPLE ps2ascii.ps $1 quit.ps >$2
fi