From mboxrd@z Thu Jan  1 00:00:00 1970
From: Michael Albinus <michael.albinus@gmx.de>
Subject: Re: org mode R remote code evaluation
Date: Tue, 24 Sep 2013 20:40:44 +0200
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In-Reply-To: <CAGOCFPUyTaQzVTSwjUOJBfwF8vUzyw=Gn43+bHs8Go8+RUU+nA@mail.gmail.com>
	(Alexander Vorobiev's message of "Tue, 24 Sep 2013 09:51:34 -0500")
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To: Alexander Vorobiev <alexander.vorobiev@gmail.com>
Cc: Loris Bennett <loris.bennett@fu-berlin.de>, emacs-orgmode <emacs-orgmode@gnu.org>, Johannes Rainer <johannes.rainer@i-med.ac.at>

Alexander Vorobiev <alexander.vorobiev@gmail.com> writes:

> Hi Michael,

Hi Alex,

> Here it is.

Thanks. I believe, the following patch shall cure it:

--8<---------------cut here---------------start------------->8---
--- a/lisp/ob-core.el
+++ b/lisp/ob-core.el
@@ -2735,8 +2735,12 @@
 value of `temporary-file-directory' temporarily set to the value
 of `org-babel-temporary-directory'."
   (if (file-remote-p default-directory)
       (let ((prefix
+            ;; We cannot use `temporary-file-directory' as local part
+            ;; on the remote host, because it might be another OS
+            ;; there.  So we assume "/tmp", which ought to exist on
+            ;; relevant architectures.
              (concat (file-remote-p default-directory)
-                     (expand-file-name prefix temporary-file-directory))))
+                     (expand-file-name prefix "/tmp/"))))
         (make-temp-file prefix nil suffix))
     (let ((temporary-file-directory
           (or (and (boundp 'org-babel-temporary-directory)
--8<---------------cut here---------------end--------------->8---

Could you, please, test?

> Thanks,
> Alex

Best regards, Michael.