From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nicolas Goaziou <mail@nicolasgoaziou.fr>
Subject: Re: [BUG] org-create-formula-image requires 'gs' when it doesn't
 look like to be necessary (causing issues on Windows)
Date: Fri, 11 Nov 2016 16:00:48 +0100
Message-ID: <87oa1mdpsv.fsf@nicolasgoaziou.fr>
References: <639f70ca-4ba1-aadf-2f07-6a8d18b0320d@fgiasson.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
Return-path: <emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org>
Received: from eggs.gnu.org ([2001:4830:134:3::10]:60814)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <mail@nicolasgoaziou.fr>) id 1c5DJx-00089o-Ik
	for emacs-orgmode@gnu.org; Fri, 11 Nov 2016 10:00:50 -0500
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <mail@nicolasgoaziou.fr>) id 1c5DJw-0007Rs-Q4
	for emacs-orgmode@gnu.org; Fri, 11 Nov 2016 10:00:49 -0500
Received: from relay3-d.mail.gandi.net ([2001:4b98:c:538::195]:55485)
	by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)
	(Exim 4.71) (envelope-from <mail@nicolasgoaziou.fr>)
	id 1c5DJw-0007R2-Jg
	for emacs-orgmode@gnu.org; Fri, 11 Nov 2016 10:00:48 -0500
In-Reply-To: <639f70ca-4ba1-aadf-2f07-6a8d18b0320d@fgiasson.com> (Frederick
	Giasson's message of "Fri, 11 Nov 2016 09:07:28 -0500")
List-Id: "General discussions about Org-mode." <emacs-orgmode.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/emacs-orgmode>,
	<mailto:emacs-orgmode-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/emacs-orgmode/>
List-Post: <mailto:emacs-orgmode@gnu.org>
List-Help: <mailto:emacs-orgmode-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/emacs-orgmode>,
	<mailto:emacs-orgmode-request@gnu.org?subject=subscribe>
Errors-To: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org
Sender: "Emacs-orgmode"
	<emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org>
To: Frederick Giasson <fred@fgiasson.com>
Cc: Feng Shu <tumashu@163.com>, emacs-orgmode@gnu.org

Hello,

Frederick Giasson <fred@fgiasson.com> writes:

> I am a Windows user and I am testing the Org 9.x branch. I just
> discovered that I couldn't display inline latex anymore using C-c C-x=20
> C-l. I was getting that error:
>
>
>     org-create-formula-image: Can=E2=80=99t find =E2=80=98gs=E2=80=99 (yo=
u need to install the
> programs: latex, dvipng and ghostscript.)
>
>
> A look at orl.el line #4079: "(defcustom
> org-preview-latex-process-alist", for "dvipng" we have a programs
> list: "("latex" "dvipng" "gs")"
>
> The problem here is that "gs" is not an executable that exists in
> Ghostscript for Windows nor I think it is necessary for that to work.
>
> I did remove it from the list of required parameters, then I restarted
> Emacs and everything is working fine now.
>
>
> Any thoughts on that? Should it be fixed? (I guess)

Do you mean that "gs" could be removed from all entries in
`org-preview-latex-process-alist'?

I'm Cc'ing Feng Shu, who implemented the new LaTeX preview mechanism. He
hopefully knows why this dependency was introduced in the first place.


Regards,

--=20
Nicolas Goaziou