Re: LaTeX export: grffile is a stub package

[Timothy <tecosaur@gmail.com>]

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Bastien <bzg@gnu.org> writes:

> Patch welcome :)

Well, it’s a small thing so I whipped up a patch 🙂.

All the best,
Timothy

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From 9728ad2fc166cb6d15df9ff4b2179680a2100f1b Mon Sep 17 00:00:00 2001
From: TEC <tec@tecosaur.com>
Date: Tue, 28 Sep 2021 00:27:33 +0800
Subject: [PATCH] org: Remove obsolete default LaTeX packages

* lisp/org.el (org-latex-default-packages-alist): Remove grffile and
textcomp from the list of default LaTeX packages to load, as they've
been obsolete for quite a few years now.

* etc/ORG-NEWS: Announce the removal of grffile and textcomp from
`org-latex-default-packages-alist'.
---
 etc/ORG-NEWS | 6 ++++++
 lisp/org.el  | 9 +++------
 2 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/etc/ORG-NEWS b/etc/ORG-NEWS
index 9d19a812c..42a142474 100644
--- a/etc/ORG-NEWS
+++ b/etc/ORG-NEWS
@@ -528,6 +528,12 @@ for each parameter and use more readable expression in bookmarklet:
       url: location.href, title: document.title})
 #+end_example
 
+*** Remove obsolete LaTeX packages from ~org-latex-default-packages-alist~
+
+The LaTeX packages =grffile= and =textcomp= are redundant, with their
+capabilities being merged into =graphicx= and the LaTeX core
+respectively a while ago.
+
 * Version 9.4
 ** Incompatible changes
 *** Possibly broken internal file links: please check and fix
diff --git a/lisp/org.el b/lisp/org.el
index 4c681eb4d..a02a1fdf2 100644
--- a/lisp/org.el
+++ b/lisp/org.el
@@ -3467,13 +3467,11 @@ (defcustom org-latex-default-packages-alist
   '(("AUTO" "inputenc"  t ("pdflatex"))
     ("T1"   "fontenc"   t ("pdflatex"))
     (""     "graphicx"  t)
-    (""     "grffile"   t)
     (""     "longtable" nil)
     (""     "wrapfig"   nil)
     (""     "rotating"  nil)
     ("normalem" "ulem"  t)
     (""     "amsmath"   t)
-    (""     "textcomp"  t)
     (""     "amssymb"   t)
     (""     "capt-of"   nil)
     (""     "hyperref"  nil))
@@ -3487,15 +3485,14 @@ (defcustom org-latex-default-packages-alist
 
 - inputenc, fontenc:  for basic font and character selection
 - graphicx: for including images
-- grffile: allow periods and spaces in graphics file names
 - longtable: For multipage tables
 - wrapfig: for figure placement
 - rotating: for sideways figures and tables
 - ulem: for underline and strike-through
 - amsmath: for subscript and superscript and math environments
-- textcomp, amssymb: for various symbols used
-  for interpreting the entities in `org-entities'.  You can skip
-  some of these packages if you don't use any of their symbols.
+- amssymb: for various symbols used for interpreting the entities
+  in `org-entities'.  You can skip some of this package if you don't
+  use any of the symbols.
 - capt-of: for captions outside of floats
 - hyperref: for cross references
 
-- 
2.33.0