#!/bin/bash
# takes the "seat number" as parameter $1
# the seat number is the kernel device id of the hub the seat's devices are sitting off of
# called once for every usb device that MIGHT be part of a seat, when they arrive or remove

if [[ !(-n `/bin/pidof gdm`) ]]; then
    exit 0
fi

seat_running=`/usr/bin/gdmdynamic -l | /bin/sed -n -e "/:$1,/p"`

# $ACTION environment variable is set by udev subsystem
case "$ACTION" in
    'remove')
        if [[ -n "{$seat_running}" ]]; then
            /usr/bin/gdmdynamic -v -d $1
        fi
        ;;
    *)
                # A device which might be part of a seat has been added

        # if we already have a running seat for this #, exit
        if [[ -n "${seat_running}" ]]; then
            exit 0
        fi

        if [[ -e /dev/usbseat/$1/keyboard && -e /dev/usbseat/$1/mouse && -e /dev/usbseat/$1/display ]]; then

            # We have a newly complete seat. Start it.
            TMPFILE=`/bin/mktemp` || exit 1
            /bin/sed "s/%ID_SEAT%/$1/g" < /lib/udev/usbseat-xf86.conf.sed > $TMPFILE
            /usr/bin/gdmdynamic -v -t 2 -s 1 -a "$1=/usr/X11R6/bin/X -br :$1 vt07 -audit 0 -config $TMPFILE"
            #/usr/bin/gdmdynamic -v -t 2 -s 1 -a "$1=/usr/X11R6/bin/X -br :$1 vt07 -audit 0 -nolisten tcp -config $TMPFILE"
#           /usr/bin/gdmdynamic -v -t 2 -s 1 -a "$1=/usr/X11R6/bin/X -br :$1 -audit 0 -nolisten tcp -novtswitch -sharevts -config $TMPFILE"

            /usr/bin/gdmdynamic -v -r $1
        fi
        ;;
esac

exit 0