From: Andreas Leha <andreas.leha@med.uni-goettingen.de>
To: emacs-orgmode@gnu.org
Subject: Re: How to end a :session?
Date: Thu, 28 May 2015 12:46:28 +0100 [thread overview]
Message-ID: <olupp5khqln.fsf@med.uni-goettingen.de> (raw)
In-Reply-To: m28uc9x8jx.fsf@krugs.de
Hi Rainer,
Rainer M Krug <Rainer@krugs.de> writes:
> Andreas Leha <andreas.leha@med.uni-goettingen.de> writes:
>
>> Hi Rainer,
>
> Hi Andreas,
>
>>
>> Rainer M Krug <Rainer@krugs.de> writes:
>>> Christopher Witte <chris@witte.net.au> writes:
>>>
>>>> perhaps what you want is a named session, see
>>>> http://orgmode.org/manual/session.html
>>>
>>> Sure - that's what I have.
>>>
>>> But how can I close the named session when I don't need it anymore, or
>>> want to start, the next time I use the named session, with a new
>>> session?
>>>
>>>
>>>>
>>>> On 28 May 2015 at 10:44, Rainer M Krug <Rainer@krugs.de> wrote:
>>>>
>>>>> Hi
>>>>>
>>>>> I can start a session as follow:
>>>>>
>>>>> --8<---------------cut here---------------start------------->8---
>>>>> #+begin_src R :session Test
>>>>> cat("Session Test\n")
>>>>> #+end_src
>>>>> --8<---------------cut here---------------end--------------->8---
>>>>>
>>>>> Now I hava an R session named *Test*. But how can I closes this session?
>>>>> I thought about just quitting R
>>>>>
>>>>> --8<---------------cut here---------------start------------->8---
>>>>> #+begin_src R :session Test
>>>>> q(save = "no)
>>>>> #+end_src
>>>>> --8<---------------cut here---------------end--------------->8---
>>>>>
>>>>> but this does not return as ESS is waiting for the prompt (">").
>>>>>
>>>>> Is there a way of closing the session *Test* and close the buffer?
>>>>>
>>>>> My reasoning is that I want to do different longer analysis in one org
>>>>> file and start each in its own session, i.e. clean R. But as they
>>>>> involve several steps, I don't want to put them into one code block.
>>>>>
>>>>> So I have several code blocks which I want to execute in a "throw away
>>>>> session" which I would like to discard afterwards.
>>>>>
>>>>> So I am looking for something like
>>>>>
>>>>> #+CLOSE_SESSION Test
>>>>>
>>>>> which would then close the session *Test*
>>>>>
>>>>> Is something like this possible at the moment?
>>>>>
>>
>> How about
>>
>> #+name: killRsession
>> #+begin_src emacs-lisp :var rsession="*myR*" :results none
>> (progn
>> (switch-to-buffer rsession)
>> (ess-quit)
>> (sleep-for 1)
>> (kill-buffer))
>> #+end_src
>>
>>
>> #+call: killRsession("*myR*") :results none
>
> Thanks - this works. But I get an error which says:
>
> ,----
> | save-excursion: Wrong type argument: integer-or-marker-p, nil
> `----
>
> Any suggestion on how to avoid this?
>
I do not see that error, so hard to say. Do you have a backtrace? Wild
guess: Maybe the ess-quit changed? What version of ess are you using?
Note, that this could be improved by replacing the (sleep-for 1) with
something that actually waits until R has quit...
- Andreas
next prev parent reply other threads:[~2015-05-28 11:46 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-28 8:44 How to end a :session? Rainer M Krug
2015-05-28 10:07 ` Christopher Witte
2015-05-28 10:09 ` Rainer M Krug
2015-05-28 10:31 ` Andreas Leha
2015-05-28 11:09 ` Rainer M Krug
2015-05-28 11:46 ` Andreas Leha [this message]
2015-05-28 12:00 ` Rainer M Krug
2015-05-28 12:02 ` Andreas Leha
2015-05-28 12:08 ` Rainer M Krug
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