[nzlug] Variables??

[Martin D Kealey]

On Thu, 1 Feb 2007, Nevyn wrote:
> Anyway, I've got an environment variable which has the following value in it:
> 192.168.0.247 4242 22
>
> I want just the ip address so I did something along the lines of:
> echo $SSH_CLIENT | cut -d ' ' -f 1 -

> ... I'm trying to figure out how to get this as an environment variable.

How about a less complicated way:

	echo ${SSH_CLIENT%%' '*}
or
	SOURCE_IP=${SSH_CLIENT%%' '*}
	export SOURCE_IP	# (if you need this)

-Martin

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