From mboxrd@z Thu Jan  1 00:00:00 1970
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	<a560a5d00911241035v5e5c83fat7eaf362c14f759e3@mail.gmail.com>
Date: Wed, 25 Nov 2009 11:48:18 +0000
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From: roger peppe <rogpeppe@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
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Subject: Re: [9fans] environment variables
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generally, the correct answer is: don't do that.
it's better to treat subshells as if they exist
in a different scope, even if the environment
group isn't forked.

if you want to get values back from a script,
send them in its stdout.

2009/11/24 Rudolf Sykora <rudolf.sykora@gmail.com>:
>> the easy (and correct) answer is
>> =C2=A0 =C2=A0 =C2=A0 =C2=A0exec rc
>>
>> - erik
>>
> Well but this you can't do when being in the middle of a script execution=
...
> Can you?
>
> Thanks
> Ruda
>