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From: Pietro Gagliardi <pietro10@mac.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
In-reply-to: <a560a5d00810081152i2fdd24e6gf4f2fab9988e53b4@mail.gmail.com>
Date: Wed,  8 Oct 2008 15:16:20 -0400
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	<a560a5d00810081152i2fdd24e6gf4f2fab9988e53b4@mail.gmail.com>
Subject: Re: [9fans] environment + functions
Topicbox-Message-UUID: 19f79f0e-ead4-11e9-9d60-3106f5b1d025

On Oct 8, 2008, at 2:52 PM, Rudolf Sykora wrote:

>
>
> So, if I continuously want to add and remove functions within one
> shell (running hypothetically forever), do I have to 'manually'
> delete those empty left-behind files? --- that is, not only use
> fn name_that_I _don't_need
> but also
> rm /env/'fn#name_that_I _don't_need' ?
>
> No.
>
> Well... that's an answer, but not very constructive indeed. When do
> those files dissapear?
> R.

When the namespace disappears.

You can ignore the file even being there. There is a difference
between the file and how the program uses them. If the program (rc)
doesn't have a function given a name but /env does, it makes no
difference. rc will overwrite the file when you redefine the function.