perhaps what you want is a named session, see
http://orgmode.org/manual/session.html

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?
>
> Rainer
>
> --
> Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation
> Biology, UCT), Dipl. Phys. (Germany)
>
> Centre of Excellence for Invasion Biology
> Stellenbosch University
> South Africa
>
> Tel :       +33 - (0)9 53 10 27 44
> Cell:       +33 - (0)6 85 62 59 98
> Fax :       +33 - (0)9 58 10 27 44
>
> Fax (D):    +49 - (0)3 21 21 25 22 44
>
> email:      Rainer@krugs.de
>
> Skype:      RMkrug
>
> PGP: 0x0F52F982
>