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Re: bash exorcism experiment ('bug' 762923 & 763012)

On Mon, 13 Oct 2014, Dominik George wrote:

> foo='x[$(rm -rf /)]'
> echo $(( foo ))
> Guess when the array index is evaluated? Now mind that it could be

This is fully and completely a user error. (User being the script.)

> user-provided.

Never put “tainted” input into ksh arithmetics, period.
(And always initialise your variables.)

It could be documented better. Stéphane Chazelas said
he may write it up in detail, which I have already promised
will then be linked from the mksh manpage.

<Uli> Du hast Recht.
<Uli> Du hast Recht!

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