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Date: Mon, 3 Dec 2007 17:35:36 -0600 (CST)
From: Wes Morgan <morganw@chemikals.org>
To: freebsd-ports@freebsd.org
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Subject: Re: How to get portinstall to 'shut up' so I can run it in 
 background
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On Tue, 4 Dec 2007, Stefan Sperling wrote:

> On Mon, Dec 03, 2007 at 02:53:12PM -0800, Doug Barton wrote:
>> Clint Olsen wrote:
>>> I've tried redirecting standard output/error, both /bin/sh and /bin/csh,
>>> and I can't run this in batch.  I'm trying to build gnome which takes
>>> hours, and I want it backgrounded so that if this SSH shell disconnects it
>>> doesn't crater the build.  You would think that --batch would make this
>>> happen, but no go.
>>
>> While I know screen(1) has a lot of devotees, you could almost
>> certainly use nohup for this same purpose, with the pleasant side
>> effect that you will have a log of what happened on disk in case
>> something blows up.
>
> Screen also has log functionality.
> Toggle with: Ctrl+A, then Shift+H

You can also use "script" to capture the output fairly easily.