From: roger peppe <rogpeppe@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] environment variables
Date: Wed, 25 Nov 2009 11:48:18 +0000 [thread overview]
Message-ID: <df49a7370911250348g26f31cbfp20544205498d81a1@mail.gmail.com> (raw)
In-Reply-To: <a560a5d00911241035v5e5c83fat7eaf362c14f759e3@mail.gmail.com>
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
>> exec rc
>>
>> - erik
>>
> Well but this you can't do when being in the middle of a script execution...
> Can you?
>
> Thanks
> Ruda
>
next prev parent reply other threads:[~2009-11-25 11:48 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <<a560a5d00911240828q31c106d7rf354f14baa15e2d3@mail.gmail.com>
2009-11-24 18:18 ` erik quanstrom
2009-11-24 18:35 ` Rudolf Sykora
2009-11-25 11:48 ` roger peppe [this message]
2009-11-23 22:24 Rudolf Sykora
2009-11-24 2:33 ` sqweek
2009-11-24 8:34 ` Rudolf Sykora
2009-11-24 11:29 ` roger peppe
2009-11-24 16:28 ` Rudolf Sykora
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