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From: "Loris Bennett" <loris.bennett@fu-berlin.de>
To: Org Mode Mailing List <emacs-orgmode@gnu.org>
Subject: Re: Conditionally loading ob-sh or ob-shell
References: <87tv1d2p19.fsf@hornfels.zedat.fu-berlin.de>
 <87wo690wkr.fsf@hornfels.zedat.fu-berlin.de>
 <CAJEGDKrzBPJkOHDjynRsRzPUUj+FJUb6w8dXgqiHkPBOTLwpug@mail.gmail.com>
Date: Wed, 22 Apr 2020 08:09:43 +0200
In-Reply-To: <CAJEGDKrzBPJkOHDjynRsRzPUUj+FJUb6w8dXgqiHkPBOTLwpug@mail.gmail.com>
 (Steve Downey's message of "Tue, 21 Apr 2020 12:42:58 -0400")
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X-TUID: Sd8Yo7GnbyDC

Hi Steve,

Thanks for that - much more compact.  I didn't know about the
`,-construction.

Cheers,

Loris

Steve Downey <sdowney@gmail.com> writes:

> My workaround for dealing with different org versions on different machin=
es:
>
>   (org-babel-do-load-languages
>    'org-babel-load-languages
>    `((perl       . t)
>      (ruby       . t)
>      ,(if (version< org-version "9.0")
>           '(sh         . t)
>         '(shell      . t))
>      (python     . t)
>      (emacs-lisp . t)
>      (C          . t)
>      (dot        . t)))))
>
> On Tue, Apr 21, 2020 at 9:59 AM Loris Bennett <loris.bennett@fu-berlin.de=
> wrote:
>
>  Loris Bennett <loris.bennett@fu-berlin.de> writes:
>
>  > Hi,
>  >
>  > I want to use one init.el across multiple machines with different
>  > versions of Emacs and Org.  Since 'ob-sh.el' changed to 'ob-shell', I
>  > need to do either
>  >
>  >   (org-babel-do-load-languages
>  >    'org-babel-load-languages
>  >    '((org . t)
>  >      (emacs-lisp . t)
>  >      (shell . t)
>  >      (perl . t)
>  >      (R . t)
>  >      (matlab . t)
>  >      (gnuplot . t)
>  >      (dot . t)
>  >      (ditaa . t)
>  >      (plantuml . t)
>  >      (sqlite . t)
>  >      (python . t)
>  >      (latex . t)))
>  > or=20
>  >
>  >   (org-babel-do-load-languages
>  >    'org-babel-load-languages
>  >    '((org . t)
>  >      (emacs-lisp . t)
>  >      (sh . t)
>  >      (perl . t)
>  >      (R . t)
>  >      (matlab . t)
>  >      (gnuplot . t)
>  >      (dot . t)
>  >      (ditaa . t)
>  >      (plantuml . t)
>  >      (sqlite . t)
>  >      (python . t)
>  >      (latex . t)))
>  >=20=20=20=20=20=20
>  > I can obviously use a conditional to test the Emacs or Org version and
>  > execute one block or the other.  However, since the list of languages =
is
>  > quite long, I would like to avoid repeating it.
>  >
>  > I create init.el from an init.org, so I am open to tangling solutions =
too.
>  >
>  > Cheers,
>  >
>  > Loris
>
>  I discovered
>
>    append org-babel-load-languages=20
>
>  and solved the problem like this:
>
>    (org-babel-do-load-languages=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20
>     'org-babel-load-languages=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20
>     '(=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
>       (org . t)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20
>       (emacs-lisp . t)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20
>       (perl . t)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20
>       (R . t)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20
>       (matlab . t)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20
>       (gnuplot . t)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20
>       (dot . t)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20
>       (ditaa . t)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20
>       (plantuml . t)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20
>       (sqlite . t)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20
>       (python . t)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20
>       (latex . t)))
>
>    (if (string=3D org-version "8.2.10")=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
>        (org-babel-do-load-languages=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
>         'org-babel-load-languages=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20
>         (append org-babel-load-languages=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
>                 '((sh . t))))=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20
>      (org-babel-do-load-languages=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20
>       'org-babel-load-languages=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20
>       (append org-babel-load-languages=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20
>               '((shell . t)))))=20=20=20=20=20=20=20=20=20=20=20
>
>  The version test is a bit rigid, but
>
>    org-version-check
>
>  is deprecated in my newer, primary version of Org and I couldn't work
>  out how to use it anyway =F0=9F=98=85
>
>  Cheers,
>
>  Loris
>
>  --=20
>  This signature is currently under construction.
>
--=20
This signature is currently under construction.