[CentOS] Define an alias with an embeded awk command

Les Mikesell lesmikesell at gmail.com
Tue Dec 15 20:44:48 UTC 2009


m.roth at 5-cent.us wrote:
>
> Simpler, and more obvious to read:
> 
> /sbin/ifconfig eth0 | awk '{if ( $0 ~ /inet addr:/ ) {print substr($2,6)}}'

That's only obvious to the couple of people who speak awk...  (Probably 
about the same number that use the C shell that started this problem).

With more generic regexps it would be:

ifconfig eth0 |sed  -n -e 's/\(.*inet addr:\)\([0-9.]*\)\(.*\)/\2/p'

-- 
   Les Mikesell
    lesmikesell at gmail.com





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