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Re: currently doable? Indirect notation used w/a hash

From: Chris Down
Subject: Re: currently doable? Indirect notation used w/a hash
Date: Mon, 10 Jun 2013 21:17:23 +0800

Enjoy your arbitrary command execution.
On 10 Jun 2013 14:15, "Chris F.A. Johnson" <address@hidden> wrote:

> On Mon, 10 Jun 2013, Greg Wooledge wrote:
>  On Sun, Jun 09, 2013 at 02:02:02PM -0700, Linda Walsh wrote:
>>> I was wondering if I was missing some syntax somewhere...
>>> but I wanted to be able to pass the name of a hash in
>>> and store stuff in it and later retrieve it... but it
>>> looks like it's only possible with an eval or such?
>> Passing arrays "by reference" (by name) to a function will be possible
>> in bash 4.3.  It is not possible in current versions of bash, without
>> using eval trickery, as you have already noted.  And doing it with
>> eval is so difficult that it's easier to switch languages entirely.
>    It is not the least bit difficult with eval:
> eval "array=( \"address@hidden" )"
> --
>    Chris F.A. Johnson, <http://cfajohnson.com/>
>    Author:
>    Pro Bash Programming: Scripting the GNU/Linux Shell (2009, Apress)
>    Shell Scripting Recipes: A Problem-Solution Approach (2005, Apress)

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