etc/rc.d/dhclient

   1 #!/bin/sh
   2 #
   3 # $NetBSD: dhclient,v 1.8 2002/03/22 04:33:58 thorpej Exp $
   4 # $FreeBSD: src/etc/rc.d/dhclient,v 1.20.2.4 2007/03/10 14:07:01 yar Exp $
   5 #
   6
   7 # PROVIDE: dhclient
   8 # REQUIRE: FILESYSTEMS
   9 # KEYWORD: nojail nostart
  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 unnecessary restarts
  22         # XXX: dhclient had better create a pidfile
  23         if [ -x /bin/pgrep ]; then
  24                 pids=`/bin/pgrep -f "dhclient: $ifn(\$| .*)"`
  25                 if [ -n "$pids" ]; then
  26                         exit 0
  27                 fi
  28         fi
  29
  30         # Override for $ifn specific flags (see rc.subr for $flags setting)
  31         eval specific=\$dhclient_flags_$ifn
  32         if [ -z "$flags" -a -n "$specific" ]; then
  33                 rc_flags=$specific
  34         fi
  35
  36         ${dhclient_program} ${rc_flags} $ifn
  37 }
  38
  39 dhclient_stop()
  40 {
  41         ${dhclient_program} -x $ifn
  42 }
  43
  44 ifn="$2"
  45
  46 load_rc_config $name
  47 load_rc_config network
  48
  49 if ! dhcpif $ifn; then
  50         return 1
  51 fi
  52
  53 run_rc_command "$1"