org.handhelds.familiar/packages/busybox/busybox-1.00/openslug/udhcpscript.patch

   1 --- busybox-1.00/.pc/udhcpscript.patch/examples/udhcp/simple.script     2004-10-13 00:18:05.000000000 -0700
   2 +++ busybox-1.00/examples/udhcp/simple.script   2005-06-05 15:08:28.432605118 -0700
   3 @@ -1,40 +1,101 @@
   4  #!/bin/sh
   5 +# openslug UDHCP client script
   6 +# this must set the HW address (MAC) on the interface
   7 +#
   8 +. /etc/default/functions
   9
  10 -# udhcpc script edited by Tim Riker <Tim@Rikers.org>
  11
  12 -[ -z "$1" ] && echo "Error: should be called from udhcpc" && exit 1
  13 +echodns(){
  14 +       local dns
  15 +       if test $# -gt 0
  16 +       then
  17 +               for dns in "$@"
  18 +               do
  19 +                       echo "nameserver $dns"
  20 +               done
  21 +       fi
  22 +}
  23 +
  24 +# Output the correct contents for resolv.conf
  25 +mkresolv() {
  26 +       test -n "$domain" && echo "search $domain"
  27 +       echodns $dns
  28 +}
  29 +
  30 +# checksum of a file (or stdin if -)
  31 +md5strm() {
  32 +       md5sum $1 2>/dev/null | sed -n 's/^\([0-9A-Za-z]*\).*$/\1/p'
  33 +}
  34 +
  35 +bind() {
  36 +       local B N metric i olddomain
  37 +       B=
  38 +       test -n "$broadcast" && B="broadcast $broadcast"
  39 +       N=
  40 +       test -n "$subnet" && N="netmask $subnet"
  41 +       ifconfig "$interface" "$ip" $B $N up
  42 +
  43 +       # If given router information delete the old information and
  44 +       # enter new stuff, routers get metrics incremented by 1
  45 +       # between each (this is somewhat arbitrary)
  46 +       if test -n "$router"
  47 +       then
  48 +               while route del default gw 0.0.0.0 dev $interface 2>/dev/null
  49 +               do
  50 +                       :
  51 +               done
  52
  53 -RESOLV_CONF="/etc/resolv.conf"
  54 -[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast"
  55 -[ -n "$subnet" ] && NETMASK="netmask $subnet"
  56 +               metric=0
  57 +               for i in $router
  58 +               do
  59 +                       route add default gw "$i" dev "$interface" metric $((metric++))
  60 +               done
  61 +       fi
  62 +
  63 +       olddomain=
  64 +       test -r /etc/defaultdomain && olddomain="$(cat /etc/defaultdomain)"
  65 +       if test -n "$domain" -a "$domain" != "$olddomain"
  66 +       then
  67 +               echo "$domain" >/etc/defaultdomain
  68 +               # and update the kernel view too
  69 +               echo "$domain" >/proc/sys/kernel/domainname
  70 +       fi
  71 +
  72 +       # Update /etc/resolv.conf to reflect domain and dns information,
  73 +       # this always clears resolv.conf if none is given
  74 +       md5old="$(md5strm /etc/resolv.conf)"
  75 +       md5new="$(mkresolv | md5strm -)"
  76 +       test "$md5old" != "$md5new" && mkresolv >/etc/resolv.conf
  77 +}
  78
  79  case "$1" in
  80 -       deconfig)
  81 -               /sbin/ifconfig $interface 0.0.0.0
  82 -               ;;
  83 -
  84 -       renew|bound)
  85 -               /sbin/ifconfig $interface $ip $BROADCAST $NETMASK
  86 -
  87 -               if [ -n "$router" ] ; then
  88 -                       echo "deleting routers"
  89 -                       while route del default gw 0.0.0.0 dev $interface ; do
  90 -                               :
  91 -                       done
  92 -
  93 -                       metric=0
  94 -                       for i in $router ; do
  95 -                               route add default gw $i dev $interface metric $((metric++))
  96 -                       done
  97 +deconfig)
  98 +       # Bring the interface up (without inet at this point)
  99 +       ifconfig "$interface" up;;
 100 +
 101 +renew|bound)
 102 +       bind;;
 103 +
 104 +leasefail)
 105 +       # Pull the values from the config data if (only only if) this
 106 +       # is the config interface
 107 +       if test "$interface" = "$(config iface)"
 108 +       then
 109 +               ip="$(config ip)"
 110 +               if test -n "$ip"
 111 +               then
 112 +                       router="$(config gateway)"
 113 +                       subnet="$(config netmask)"
 114 +                       broadcast="$(config broadcast)"
 115 +                       domain="$(config domain)"
 116 +                       dns="$(config dns)"
 117 +
 118 +                       bind
 119                 fi
 120 +       fi;;
 121
 122 -               echo -n > $RESOLV_CONF
 123 -               [ -n "$domain" ] && echo search $domain >> $RESOLV_CONF
 124 -               for i in $dns ; do
 125 -                       echo adding dns $i
 126 -                       echo nameserver $i >> $RESOLV_CONF
 127 -               done
 128 -               ;;
 129 +*)     echo "udhcpc: $*: unknown command" >&2
 130 +       exit 1;;
 131  esac
 132
 133  exit 0