#!/bin/sh
# $Id$
#
# binfmt-detector:	Microsoft PE executable type detector.
#
# chkconfig:	2345 95 05
#
# description:	Microsoft PE executable type detector. User can run \
#		programs using Wine or Mono simply by clicking on them \
#		or typing ./file.exe
#

# Source function library
. /etc/rc.d/init.d/functions

BINFMT_DIR=/proc/sys/fs/binfmt_misc

[ -d $BINFMT_DIR ] || exit 0

start() {
	if [ -f /var/lock/subsys/binfmt-detector ]; then
		msg_already_running "binfmt detector"
		return
	fi

	# check if binfmt_misc is not already mounted
	if ! grep -q ${BINFMT_DIR} /proc/mounts; then
		/bin/mount none -t binfmt_misc ${BINFMT_DIR}
	fi
	msg_starting "binfmt detector"
	if [ -e "$BINFMT_DIR/register" ]; then
		echo ':windows:M::MZ::/usr/bin/binfmt-detector:' > ${BINFMT_DIR}/register
		echo ':windowsPE:M::PE::/usr/bin/binfmt-detector:' > ${BINFMT_DIR}/register
		ok
		touch /var/lock/subsys/binfmt-detector
	else
		fail
	fi
}

stop() {
	if [ ! -f /var/lock/subsys/binfmt-detector ]; then
		msg_not_running "binfmt detector"
		return
	fi

	msg_stopping "binfmt detector"
	echo '-1' > ${BINFMT_DIR}/windows
	echo '-1' > ${BINFMT_DIR}/windowsPE
	rm -f /var/lock/subsys/binfmt-detector
	ok
}

condrestart() {
	if [ ! -f /var/lock/subsys/binfmt-detector ]; then
		msg_not_running "binfmt-detector"
		RETVAL=$1
		return
	fi

	stop
	start
}

RETVAL=0
case "$1" in
  start|reload)
  	start
	;;
  stop)
  	stop
	;;
  restart)
    stop
    start
	;;
  try-restart)
	condrestart 0
	;;
  force-reload)
	condrestart 7
	;;
  status)
	if [ ! -f /var/lock/subsys/binfmt-detector ]; then
		msg_not_running "binfmt detector"
		exit 1
	fi
	for fmt in windows windowsPE; do
		printf "%s: %s; %s: %s\n" $fmt \
			$(grep -E '(disabled|enabled)' $BINFMT_DIR/$fmt) \
			$(grep -E 'interpreter' $BINFMT_DIR/$fmt)
	done
	;;
  *)
	msg_usage "$0 {start|stop|restart|reload|try-restart|force-reload|status}"
	exit 3
esac

exit $RETVAL