diff options
Diffstat (limited to 'package/busybox/udhcpc.script')
| -rwxr-xr-x | package/busybox/udhcpc.script | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/package/busybox/udhcpc.script b/package/busybox/udhcpc.script index f7beb56a0..43742fbd5 100755 --- a/package/busybox/udhcpc.script +++ b/package/busybox/udhcpc.script @@ -13,6 +13,13 @@ case "$1" in /sbin/ifconfig $interface up /sbin/ifconfig $interface 0.0.0.0 + # drop info from this interface + # resolv.conf may be a symlink to /tmp/, so take care + TMPFILE=$(mktemp) + grep -vE "# $interface\$" $RESOLV_CONF > $TMPFILE + cat $TMPFILE > $RESOLV_CONF + rm -f $TMPFILE + if [ -x /usr/sbin/avahi-autoipd ]; then /usr/sbin/avahi-autoipd -k $interface fi @@ -41,11 +48,17 @@ case "$1" in done fi - echo -n > $RESOLV_CONF - [ -n "$domain" ] && echo search $domain >> $RESOLV_CONF + # drop info from this interface + # resolv.conf may be a symlink to /tmp/, so take care + TMPFILE=$(mktemp) + grep -vE "# $interface\$" $RESOLV_CONF > $TMPFILE + cat $TMPFILE > $RESOLV_CONF + rm -f $TMPFILE + + [ -n "$domain" ] && echo "search $domain # $interface" >> $RESOLV_CONF for i in $dns ; do echo adding dns $i - echo nameserver $i >> $RESOLV_CONF + echo "nameserver $i # $interface" >> $RESOLV_CONF done ;; esac |