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Re: bash syntax


Erving Blake said:
> I tried your script... wont work for me either because the "-z" is
> checking for a FILE THAT ALREADY EXISTS having zero length.

No, actually, it really only checks the variable.

    osiris:~$ foo="" ; if [ -z "$foo" ]; then echo "foo" ; fi
    foo
    osiris:~$ foo="foo" ; if [ -z "$foo" ]; then echo "foo" ; fi
    osiris:~$ 

BTW, for reference, the opposite of -z is -n.

Steve
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steve@silug.org           | Linux Users of Central Illinois
(618)398-7320             | Meetings the 4th Tuesday of every month
Steven Pritchard          | http://www.luci.org/ for more info

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