Hi Eric.
On Tuesday 07 September 2010, Eric Blake wrote:
> Therefore,
>
> > $ /bin/ksh -c 'test -z ")"; echo $?' # ready to laugh or cry?
> > 0
>
> this is yet another case of @var{string} that looks like an
> operator, and yet another reason that you should ALWAYS use test
> x"$val" = x rather than test -z "$val" if you don't know what $val
> contains.
>
> But yes, giving this particular example in the manual would be
> helpful.
Thanks for having added this to the Autoconf manual.
Regards,
Stefano
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