#!/bin/bash

usage()
{
	cat <<EOF 1>&2
usage: $0 [-o output.pdf] [-q] [-t template.fig ] file.lib ... file.sch
EOF
	exit 1
}


out=out.pdf
quiet=false
template=
while [ "$1" ]; do
	case "$1" in
	-o)	out=$2
		shift 2;;
	-q)	quiet=true
		shift;;
	-t)	template="-t $2"
		shift 2;;
	-*)	usage;;
	*)	break;;
	esac
done

[ "$1" ] || usage

libs=
while [ "$2" ]; do
	libs="$libs $1"
	shift
done

first=true
sheet=false
while read line; do
	if ! $sheet; then
		[ "${line#\$Sheet}" != "$line" ] && sheet=true
		continue
	else
		if [ "${line#\$EndSheet}" != "$line" ]; then
			sheet=false
			continue
		fi
	fi
	if [ "${line#F0 \"}" != "$line" ]; then
		name=${line#F0 \"}
		name=${name%%\"*}
	fi
	[ "${line#F1 \"}" = "$line" ] && continue
	file=${line#F1 \"}
	file=${file%%\"*}

	$quiet || echo "$file" 1>&2
	./sch2fig "-DTITLE=$name" $template $libs `dirname "$1"`/$file |
	    fig2dev -L pdf >_tmp.pdf
	if $first; then
		mv _tmp.pdf "$out"
		first=false
	else
		pdfunite "$out" _tmp.pdf _tmp2.pdf
		mv _tmp2.pdf "$out"
	fi
done <"$1"
exit