On Tue, 2006-05-30 at 06:26 +0200, Bo Ørsted Andresen wrote:
> Also shouldn't:
>
> if [ "x" != "x$PS1" ]
>
> be equivalent to:
>
> if [ -z $PS1 ]
I see this [ "x" != "x$BLAH" ] test all over the place, especially in
the /etc/init.d scripts. Maybe -z is not standardised or something?
Dunno why people use it.
--
Iain Buchanan <iaindb at netspace dot net dot au>
It is contrary to reasoning to say that there is a vacuum or space in
which there is absolutely nothing.
-- Descartes
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