[ESS-bugs] new buglet: M-x R-2.8.x shows *R-..* buffer in two windows

[Vitalie Spinu]

  >> Martin Maechler <maechler at stat.math.ethz.ch>
  >> on Fri, 19 Oct 2012 13:03:03 +0200 wrote:

  >>>>>> Vitalie Spinu <spinuvit at gmail.com>
  >>>>>> on Fri, 19 Oct 2012 12:31:29 +0200 writes:

  >> Funny,  but I noticed this yesterday on one occasion. 

  >> I would like to push it further. Why the new R window covers the
  >> original buffer? For me this is never desirable. How about using
  >> switch-to-buffer and make the window split in 2? This would be consisten
  >> to how our auto start or C-c C-z works.

  > Sounds "ok" to me.... (but I'm not 100% sure yet I'd really like it...)

  > Be careful to what happens when I   M-x R(-...) inside a  *R*
  > buffer where R has died (in my case typically: killed by me via C-c C-q)
  > It should restart R in the current buffer, not a new one.

As far as I remember this case is treated specially. I would like to
change only the case when R is started from a script buffer. It should
not cover that buffer. 

    Vitalie

  >>>> Martin Maechler <maechler at stat.math.ethz.ch>
  >>>> on Fri, 19 Oct 2012 11:03:47 +0200 wrote:

  MM> Another new bug, probably very rare (and hence not release
  MM> critical in my view) but really strange:

  MM> If I'm inside *R* as only window my emacs
  MM> (e.g. after C-x 1)
  MM> and I type  M-x R-2.8.1  {I have installed such an old R version},
  MM> emacs asks me for the starting directory,
  MM> and then correctly starts R-2.8.1 in a buffer *R-2.8.1*
  MM> but then this buffer is shown *twice* in my emacs, i.e.
  MM> in two "identical" windows, i.e., 
  MM> I end up in an emacs "frame" with two windows.

  MM> The really funny thing is that this does *not* happen if I
  MM> replace  R-2.8.1  with R-2.15.0, R-2.10.1, or R-devel
  MM> but it *does* happen also with R-2.9.1.

  MM> VERY strange ...
  MM> {and probably not easy to reproduce}.

  MM> I may try to look at this during the weekend.

  MM> Martin

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