#!/bin/sh
#
# This file is Copyright (c) 2010 by the GPSD project
# BSD terms apply: see the file COPYING in the distribution root for details.

if [ -r /etc/default/gpsd ]; then
  . /etc/default/gpsd
elif [ -r /etc/sysconfig/gpsd ]; then
  . /etc/sysconfig/gpsd
fi

if [ -n $GPSD_OPTIONS ]; then
  export GPSD_OPTIONS
fi
if [ -n $GPSD_SOCKET ]; then
  export GPSD_SOCKET
fi

if [ -n $USBAUTO ]; then
  [ "$USBAUTO" = "true" ] || exit 0
fi

if [ "$ACTION" = "remove" ] ; then
  if echo $DEVLINKS | grep -q /dev/gps; then
    exec /lib/udev/gpsd.hotplug "$ACTION" "$DEVNAME"
  fi
  exit 0
fi

# This was formerly in /lib/udev/hotplug.functions
wait_for_file() {
    [ -e "$1" ] && return 0
    local count=0
    while sleep 1; do
        count=$(( $count + 1 ))
         [ -e "$1" ] && return 0
        if [ $count -gt 60 ]; then
            return 1
        fi
    done
}

# wait for /usr & /var to be mounted
wait_for_file /usr/bin/python && \
wait_for_file /var/run && \
  exec /lib/udev/gpsd.hotplug "$ACTION" "$DEVNAME"