#!/bin/sh
# Convert PostScript to PDF without specifying CompatibilityLevel.

# This definition is changed on install to match the
# executable name set in the makefile

# Valletta Ventures LLP changes
#
# 8/11/2013: altered this to
# * always call down to gs-noX11 to avoid problems with xquartz on Mavericks
# * always use the 1.4 compatibility level

OPTIONS="-P- -dSAFER -dCompatibilityLevel=1.4"
while true
do
	case "$1" in
	-?*) OPTIONS="$OPTIONS $1" ;;
	*)  break ;;
	esac
	shift
done

if [ $# -lt 1 -o $# -gt 2 ]; then
	echo "Usage: `basename \"$0\"` [options...] (input.[e]ps|-) [output.pdf|-]" 1>&2
	exit 1
fi

infile="$1";

if [ $# -eq 1 ]
then
	case "${infile}" in
	  -)		outfile=- ;;
	  *.eps)	base=`basename "${infile}" .eps`; outfile="${base}.pdf" ;;
	  *.ps)		base=`basename "${infile}" .ps`; outfile="${base}.pdf" ;;
	  *)		base=`basename "${infile}"`; outfile="${base}.pdf" ;;
	esac
else
	outfile="$2"
fi

# We have to include the options twice because -I only takes effect if it
# appears before other options.
TexpadGS=""
if [ -x "$(command -v gs-noX11)" ];
	TexpadGS="gs-noX11"
then
	TexpadGS="gs"
fi

$TexpadGS $OPTIONS -q -P- -dNOPAUSE -dBATCH -sDEVICE=pdfwrite -sstdout=%stderr "-sOutputFile=$outfile" $OPTIONS -c .setpdfwrite -f "$infile"
