On Jun 20, 2013, at 2:14 PM, Emmanuel Charpentier
<[email protected]> wrote:
> Dear Ivan,
>
> It gets even weirder (it begins to look as the start of a summertime
> thriller). *Before* seeing your last reply, I saw that sage 5.10 was out and
> installed it on my "big desktop" machine (compilation from sources,
> installation of the new R spkg and related patch, installation of
> database_gap 4.5.7 as recommended by the readme, and of dot2tex and
> sage_mode).
>
> This time, even after suppression of the .sage directory, it doesn't even
> work : M-x sage succeeds, giving me a prompt ; but typesetting doesn't work.
> Asking for 2+2 gives me :
> Typesetting \newcommand{\Bold}[1]{\mathbf{#1}}4...
> [ BTW : I had to type this in this mail ; copy-and-paste from the emacs
> wondow gives this :
> <html><script
> type="math/tex">\newcommand{\Bold}[1]{\mathbf{#1}}4</script></html>
> ]
> in the *SAGE-main* buffer and the following messages in the *Messages* buffer
> :
> Creation of `/home/charpent/.sage/tmp/emacs20421oDo' failed: Creating
> directory: aucun fichier ou dossier de ce type,
> /home/charpent/.sage/tmp/emacs20421oDo
> error in process filter: sage-view-process-overlay: Opening output file:
> aucun fichier ou dossier de ce type,
> /home/charpent/.sage/tmp/emacs20421oDo/sage-view_20421bAW.tex
> error in process filter: Opening output file: aucun fichier ou dossier de ce
> type, /home/charpent/.sage/tmp/emacs20421oDo/sage-view_20421bAW.tex
I can confirm this problem in the absence of a .sage directory. I have a fix
for it, but in the mean time a simple
$ mkdir -p /Users/ivanandres/.sage/tmp/
before starting Emacs should fix it.
> Now for your questions : I cannot access tonight my "small desktop" machine,
> which still has 5.9 and exhibits the original problem : it will have to wait
> for tomorrow afternoon... Stay tuned !
Thanks,
Ivan
> Thank you very much for your attention,
>
> Emmanuel
> Charpentier
>
> Le jeudi 20 juin 2013 20:44:08 UTC+2, Ivan Andrus a écrit :
>
> On Jun 20, 2013, at 8:32 AM, Emmanuel Charpentier <[email protected]>
> wrote:
>
>> Le jeudi 20 juin 2013 03:05:21 UTC+2, Ivan Andrus a écrit :
>> Emmanuel,
>>
>> That seems really weird.
>>
>> Indeed :-) It is even more weird than that : see after the answers to your
>> questions…
>
> :-)
>
>> Did previous versions of sage and/or sage-mode work?
>>
>> Dunno : I started to switch to sage (from maxima) about 6 months ago, and I
>> started with the notebook (which has its points for learning re: online
>> documentation). Since I am a very *light* user of sage (my main profession
>> has little to do with pure math, and my original profession absolutely none
>> (even if we also work on hard roots:-)). I was veru fond of the imaxima
>> mode, and wanted to emulate this behaviour with sage.
>
> Fair enough.
>
>> Can you start sage from the command line after it doesn't work from Emacs?
>>
>> Yes. Never was a problem
>
> Curiouser and curiouser.
>
>> How are you launching Emacs, from within Sage perhaps?
>>
>> Nope, the reverse : either "emacs -f sage" from the command line or M-x sage
>> from within emacs. The habit came to me by way of R and ESS...
>>
>> Do you exit Sage before exiting Emacs?
>>
>> Yes.
>>
>> Do you do anything else "unusual"?
>>
>> Most of my professional entourage find unusual (to say the least) to need
>> any form of symbolic math software... :-).
>
> :-) Good job.
>
>> What does your .emacs contain (especially sage related)?
>>
>> See enclosed copy
>
> It's pretty simple and I don't see anything that I think would cause the
> problem...
>
>> The best would be if you could give a minimal recipe starting from `emacs
>> -Q`.
>>
>> Won't do any good to you : my "(require sage "sage") is in my .emacs, which
>> won't get searchde when starting emacs with -Q flag.
>
> What I meant was something like
>
> $ emacs -Q
>
> ;; Evaluate in scratch:
> (add-to-list 'load-path "/usr/local/sage/local/share/emacs")
> (require 'sage "sage")
> (setq sage-command "/usr/local/bin/sage")
> (require 'sage-view "sage-view")
> (add-hook 'sage-startup-after-prompt-hook 'sage-view)
>
> M-x sage RET
>
> C-x C-c
>
> Repeat.
>
> Is that enough to reproduce it? That eliminates other problems in your
> .emacs file, though I don't think that's very likely the problem. I think it
> has to be something in .sage, but I've been wrong before. :-)
>
>> The simplest way : start emacs from command line or from a gnome icon, type
>> "M-x sage" in the startum screen, and voilà : first time it works like a
>> charm, second time (= second emacs invocation) : a dead emacs.
>
> What happens if you turn on debugging (M-x toggle-debug-on-quit RET) and then
> run M-x sage and press C-g when it's frozen?
>
>> Now for the weirder part : I observed this behaviour on two machines : a
>> "normal" desktop and a large desktop used as a server. On a third machine (a
>> small notebook I bring with me almost everywhere), things work as
>> advertised. I can't for the life of me state what differs between these
>> machines re: sage and/or emacs. All of them also have texlive, R and maxima
>> installations, all of them run Debian testing (updated often).
>
> Is there any way I could get a temporary account on the server to see if I
> can debug it there? Email me privately with username and password if so.
>
> Do they all have the same versions of Emacs, Sage, and same configuration
> files? Perhaps .bashrc could come into play as well by setting the
> environment variable RANDOM_BUGS=1 :-)
>
>> Heisenbug ?
>
> Well, I've certainly never seen it, but there's probably a good reason for it.
>
>> Sincerely,
>>
>>
>> Emmanuel Charpentier
>
> -Ivan
>
>>
>> -Ivan
>>
>> On Jun 19, 2013, at 11:10 AM, Emmanuel Charpentier <[email protected]>
>> wrote:
>>
>>> A precision : "The first time" meants "th first emacs session" : at the
>>> first invpcatio of emacs, you can quit a sage session, kill the
>>> corresponding buffer and re-launch sage in emacs at will : it will work.
>>> But if you leave emacs and lauch it again, you will get a dead sage and a
>>> waiting-forever emacs.
>>>
>>>
>>> Emmanuel Charpentier
>>>
>>>
>>> Le mercredi 19 juin 2013 15:50:48 UTC+2, Emmanuel Charpentier a écrit :
>>> Dear list,
>>>
>>> I quite recently installed sage_mode 0.9.1 on my installation of sage 5.9
>>> (patched with a newer R version) on Debian jessie.
>>>
>>> The firs try is a charm : output gets typeset in emacs (emacs24), plots are
>>> plotted (a bit too wide and way too tall for an 80x24 frame, but that's not
>>> my point). Joy.
>>>
>>> The second time, nothing works : emacs waits forever for a sage process
>>> whose python is gone zombie (ps axf dixit). I have to kill -TERM it.
>>>
>>> Various attempts are inefficient until, SOL, I move away my .sage directory
>>> : lo ! Emacs works again (one time...) and sage ditto. But, of course, this
>>> creates a new .sage directiory, which has exactly the same problems.
>>> Aaaarghhh...
>>>
>>> Any hint ?
>>>
>>> setup
>>>
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>>
>>
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>>
>> <.emacs>
>
>
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