Add GfxCanvas as buildroot package

package/gfxcanvas/S99gfxcanvas

@@ -0,0 +1,60 @@
+#!/bin/sh
+#
+# Start gfxcanvas info display
+#
+
+DAEMON="gfxcanvas"
+DAEMON_PATH="/usr/bin/$DAEMON"
+DAEMON_ARGS="/dev/fb1"
+PIDFILE="/var/run/$DAEMON.pid"
+
+start() {
+	printf 'Starting %s: ' "$DAEMON"
+	# shellcheck disable=SC2086
+	start-stop-daemon -S -q -m -b -p "$PIDFILE" \
+		-x "$DAEMON_PATH" -- $DAEMON_ARGS
+	status=$?
+	if [ "$status" -eq 0 ]; then
+		echo "OK"
+	else
+		echo "FAIL"
+	fi
+	return "$status"
+}
+
+stop() {
+	printf 'Stopping %s: ' "$DAEMON"
+	start-stop-daemon -K -q -p "$PIDFILE"
+	status=$?
+	if [ "$status" -eq 0 ]; then
+		rm -f "$PIDFILE"
+		echo "OK"
+	else
+		echo "FAIL"
+	fi
+	return "$status"
+}
+
+restart() {
+	stop
+	sleep 1
+	start
+}
+
+case "$1" in
+	start)
+		start
+		;;
+	stop)
+		stop
+		;;
+	restart|reload)
+		restart
+		;;
+	*)
+		echo "Usage: $0 {start|stop|restart}"
+		exit 1
+		;;
+esac
+
+exit $?