bug#71376: 14.0.5; find-file-at-point doesn't work in LaTeX-mode

[Arash Esbati <arash@gnu.org>]

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Hi Keita,

Ikumi Keita <ikumi@ikumi.que.jp> writes:

> It seems dubious to include `TeX-mode' here because it is used for only
> a parent of other AUCTeX major modes and isn't meant for a major mode of
> an actual buffer. Unless the user explicitly does M-x TeX-mode, no
> buffers would be in `TeX-mode'.

Yes, my fault, thanks for catching this.  Next try is attached.

Best, Arash

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From ae4ee831e628192e7f047c9651e3ae0e1ca89d48 Mon Sep 17 00:00:00 2001
From: Arash Esbati <arash@gnu.org>
Date: Wed, 5 Jun 2024 21:37:43 +0200
Subject: [PATCH] Recognize new mode names provided by AUCTeX

* lisp/ffap.el (ffap-alist, ffap-string-at-point-mode-alist): Add
entries for mode names introduced in AUCTeX v14.  (bug#71376).
---
 lisp/ffap.el | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lisp/ffap.el b/lisp/ffap.el
index b2b681b7c44..e8065701eec 100644
--- a/lisp/ffap.el
+++ b/lisp/ffap.el
@@ -753,6 +753,8 @@ ffap-alist
     ("\\.[fF]\\'" . ffap-fortran-mode)
     (tex-mode . ffap-tex-mode)		; search ffap-tex-path
     (latex-mode . ffap-latex-mode)	; similar
+    (plain-TeX-mode . ffap-tex-mode)    ; AUCTeX v14 counterpart
+    (LaTeX-mode . ffap-latex-mode)      ; ditto
     ("\\.\\(tex\\|sty\\|doc\\|cls\\)\\'" . ffap-tex)
     ("\\.bib\\'" . ffap-bib)		; search ffap-bib-path
     ("\\`\\." . ffap-home)		; .emacs, .bashrc, .profile
@@ -1065,6 +1067,9 @@ ffap-string-at-point-mode-alist
     ;; (La)TeX: don't allow braces
     (latex-mode "--:\\\\$+<>@-Z_[:alpha:]~*?" "<@" "@>;.,!:")
     (tex-mode "--:\\\\$+<>@-Z_[:alpha:]~*?" "<@" "@>;.,!:")
+    ;; AUCTeX v14 counterparts:
+    (LaTeX-mode "--:\\\\$+<>@-Z_[:alpha:]~*?" "<@" "@>;.,!:")
+    (plain-TeX-mode "--:\\\\$+<>@-Z_[:alpha:]~*?" "<@" "@>;.,!:")
     ;; XML: don't allow angle brackets
     (xml-mode "--:\\\\${}+@-Z_[:alpha:]~*?#" "{<@" "@>;.,!:}")
     (nxml-mode "--:\\\\${}+@-Z_[:alpha:]~*?#" "{<@" "@>;.,!:}")
-- 
2.45.2