Re: Start a shell and automatically start another program

From	Bill Marcum <bill@lat.localnet>
Newsgroups	comp.unix.shell
Subject	Re: Start a shell and automatically start another program
Date	2011-08-19 15:19 -0400
Organization	PWN - Penguins With Nukes
Message-ID	<slrnj4tdqd.rcg.bill@lat.localnet> (permalink)
References	(2 earlier) <j2jmb6$4l3$1@news.xmission.com> <j2k463$js0$1@dont-email.me> <j2k4j4$39s$1@speranza.aioe.org> <j2ktlt$ich$2@dont-email.me> <f496eda1-a9b1-4279-ae3d-06d085caf121@eb1g2000vbb.googlegroups.com>

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On 2011-08-19, dspfun <dspfun@hotmail.com> wrote:
> On 19 Aug, 07:51, James Waldby <n...@valid.invalid> wrote:
>
>>   gnome-terminal -e "/bin/sh -c 'date; emacs& ps --forest; /bin/sh'"
>
> Can you explain what happens when the shell executes the above line?
>
> For example, why is the "&" necessary after "emacs". I have tried with
> ";" instead and that doesn't work, nor does a "&;" work after "emacs"
> work.
>
"&" starts a command without waiting for it to finish. Commands can be separated
by either "&" or ";" but not both.

> Also, why is the last "/bin/sh" necessary (since it doesn't work
> without it)?
>
The last "/bin/sh" starts a new interactive shell.

> Brs,
> Markus


-- 
Practical people would be more practical if they would take a little
more time for dreaming.
		-- J. P. McEvoy

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Thread

Start a shell and automatically start another program dspfun <dspfun@hotmail.com> - 2011-08-18 06:41 -0700
  Re: Start a shell and automatically start another program Janis Papanagnou <janis_papanagnou@hotmail.com> - 2011-08-18 17:07 +0300
  Re: Start a shell and automatically start another program Icarus Sparry <i.sparry+un@gmail.com> - 2011-08-18 14:20 +0000
  Re: Start a shell and automatically start another program Stephane CHAZELAS <stephane_chazelas@yahoo.fr> - 2011-08-18 15:07 +0000
    Re: Start a shell and automatically start another program gazelle@shell.xmission.com (Kenny McCormack) - 2011-08-18 18:40 +0000
      Re: Start a shell and automatically start another program James Waldby <not@valid.invalid> - 2011-08-18 22:36 +0000
        Re: Start a shell and automatically start another program Janis Papanagnou <janis_papanagnou@hotmail.com> - 2011-08-19 01:43 +0300
          Re: Start a shell and automatically start another program James Waldby <not@valid.invalid> - 2011-08-19 05:51 +0000
            Re: Start a shell and automatically start another program dspfun <dspfun@hotmail.com> - 2011-08-18 23:58 -0700
            Re: Start a shell and automatically start another program dspfun <dspfun@hotmail.com> - 2011-08-19 00:41 -0700
              Re: Start a shell and automatically start another program dspfun <dspfun@hotmail.com> - 2011-08-19 01:14 -0700
            Re: Start a shell and automatically start another program dspfun <dspfun@hotmail.com> - 2011-08-19 01:18 -0700
              Re: Start a shell and automatically start another program James Waldby <not@valid.invalid> - 2011-08-19 19:59 +0000
                Re: Start a shell and automatically start another program dspfun <dspfun@hotmail.com> - 2011-08-22 01:13 -0700
                Re: Start a shell and automatically start another program James Waldby <not@valid.invalid> - 2011-08-22 18:47 +0000
              Re: Start a shell and automatically start another program Bill Marcum <bill@lat.localnet> - 2011-08-19 15:19 -0400
            Re: Start a shell and automatically start another program dspfun <dspfun@hotmail.com> - 2011-08-19 03:24 -0700
              Re: Start a shell and automatically start another program bonomi@host122.r-bonomi.com (Robert Bonomi) - 2011-08-19 11:25 -0500
                Re: Start a shell and automatically start another program gazelle@shell.xmission.com (Kenny McCormack) - 2011-08-19 16:30 +0000
                Re: Start a shell and automatically start another program Bill Marcum <bill@lat.localnet> - 2011-08-19 15:16 -0400
                Re: Start a shell and automatically start another program Seebs <usenet-nospam@seebs.net> - 2011-08-20 05:36 +0000
                Re: Start a shell and automatically start another program gazelle@shell.xmission.com (Kenny McCormack) - 2011-08-20 11:50 +0000
        Re: Start a shell and automatically start another program gazelle@shell.xmission.com (Kenny McCormack) - 2011-08-19 01:44 +0000
          Re: Start a shell and automatically start another program James Waldby <not@valid.invalid> - 2011-08-19 05:17 +0000
            Re: Start a shell and automatically start another program Seebs <usenet-nospam@seebs.net> - 2011-08-19 05:25 +0000
            Re: Start a shell and automatically start another program gazelle@shell.xmission.com (Kenny McCormack) - 2011-08-19 14:08 +0000

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