On Sat, Mar 02, 2002 at 10:40:33PM -0500, Scott M. Nolde wrote:
> George.Gilesmcmail.vanderbilt.edu(George.Gilesmcmail.vanderbilt.edu)2002.03.01 07:52:26 +0000:
> > How do you get ipfw to pick-up DHCP value for oif in the rc.firewall script
> > ?
> >

Ahhhhhhhhh!!! Are you all _trying_ to hurt me?

> This is what I do:
> onet=`/sbin/ifconfig dc0 | grep -w inet | awk '{print $2}' | awk -F. \
> '{print $1 "." $2 "." $3 ".0"}'`

  onet=`/sbin/ifconfig dc0 | awk '/inet / { split($2, ip, /\./); print ip[1]"."ip[2]"."ip[3]".0"; exit }'`

> omask=`grep subnet-mask /var/db/dhclient.leases | tail -1 | sed \
> "s/[,;]//g" | awk '{print $3}'`

  omask=`awk '/subnet-mask/ { sub(/;/, "", $3); sm = $3; } END { print sm; }' /var/db/dhclient.leases`

Piping grep(1) into awk(1)... *shiver* It just looks so icky. And
piping grep(1) into awk(1) and then into another awk(1) well, I
just... just... *faint* *thunk*

-- 
Crist J. Clark                     |     cjclarkalum.mit.edu
                                   |     cjclarkjhu.edu
http://people.freebsd.org/~cjc/    |     cjcfreebsd.org
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