etc/rc.d/dhclient

   1 #!/bin/sh
   2 #
   3 # $NetBSD: dhclient,v 1.8 2002/03/22 04:33:58 thorpej Exp $
   4 # $FreeBSD$
   5 #
   6
   7 # PROVIDE: dhclient
   8 # KEYWORD: nojail nostart
   9 #
  10
  11 . /etc/rc.subr
  12 . /etc/network.subr
  13
  14 name="dhclient"
  15 rcvar=
  16 start_cmd="dhclient_start"
  17 stop_cmd="dhclient_stop"
  18
  19 dhclient_start()
  20 {
  21         # prevent unnecessicary restarts
  22         # XXX: should use a pidfile
  23         if [ -x /usr/bin/pgrep ]; then
  24                 pids=`/usr/bin/pgrep -f "dhclient: $ifn(\$| .*)"`
  25                 if [ -n "$pids" ]; then
  26                         exit 0
  27                 fi
  28         fi
  29
  30         if checkyesno background_dhclient; then
  31                 rc_flags="${rc_flags} -b"
  32         fi
  33
  34         ${dhclient_program} ${rc_flags} $ifn
  35 }
  36
  37 dhclient_stop()
  38 {
  39         ifconfig $ifn down      # cause dhclient to die
  40 }
  41
  42 ifn="$2"
  43
  44 load_rc_config $name
  45
  46 if ! dhcpif $ifn; then
  47         return 1
  48 fi
  49
  50 run_rc_command "$1"