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                         echo "${name} ${ifn}: already running?"
  27                         exit 0
  28                 fi
  29         fi
  30
  31         if checkyesno background_dhclient; then
  32                 rc_flags="${rc_flags} -b"
  33         fi
  34
  35         ${dhclient_program} ${rc_flags} $ifn
  36 }
  37
  38 dhclient_stop()
  39 {
  40         ifconfig $ifn down      # cause dhclient to die
  41 }
  42
  43 ifn="$2"
  44
  45 load_rc_config $name
  46
  47 if ! dhcpif $ifn; then
  48         return 1
  49 fi
  50
  51 run_rc_command "$1"