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Date: Fri, 24 Aug 2001 15:29:50 -0700
From: Maksim Yevmenkin <myevmenk@digisle.net>
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To: chris@calldei.com
Cc: Mike Barcroft <mike@FreeBSD.ORG>, hackers@FreeBSD.ORG,
	Peter da Silva <peter@baileynm.com>
Subject: Re: Proposed Utility - detach(1)
References: <20010824141955.B64018@coffee.q9media.com> <20010824171548.A60451@holly.calldei.com>
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Chris Costello wrote:
> 
> On Friday, August 24, 2001, Mike Barcroft wrote:
> > I would appreciate comments on the usefulness of a utility which would
> > allow one to detach a process from a TTY.  I imagine the utility would
> > be very small and just call daemon(3) and execlp(3).
> >
> > Would a utility like this be useful?  Is this functionality already
> > available in a system utility?
> 
>    All shells implement this:
> 
> sh:
> $ sleep 5 &
> $
> [1] 61049 Exit 0              sleep 5
> 
> ksh:
> $ sleep 5 &
> [1]     61052
> $
> [1] +  Done                    sleep 5&
> 
> csh:
> % sleep 5 &
> [1] 61058
> %
> [1]    Done                          sleep 5
> 
> etc.
> 
>    Why does this need to be implemented in a separate executable?

what you probably want to do is:

% nohup sleep 5 &

to make sure that proccess is still alive if you logout.

thanks,
max

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