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+;;; varioref.el --- AUCTeX style for `varioref.sty' (v1.6b)  -*- lexical-binding: t; -*-
+
+;; Copyright (C) 1999, 2013, 2015, 2018--2020 Free Software Foundation, Inc.
+
+;; Author: Carsten Dominik <dominik@strw.leidenuniv.nl>
+;;         Mads Jensen <mje@inducks.org>
+;; Maintainer: auctex-devel@gnu.org
+
+;; This file is part of AUCTeX.
+
+;; AUCTeX is free software; you can redistribute it and/or modify it
+;; under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 3, or (at your option)
+;; any later version.
+
+;; AUCTeX is distributed in the hope that it will be useful, but
+;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;; General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with AUCTeX; see the file COPYING.  If not, write to the Free
+;; Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+;; 02110-1301, USA.
+
+;;; Commentary:
+
+;; This file adds support for `varioref.sty' (v1.6b) from 2019/09/08.
+;; `varioref.sty' is a standard LaTeX package and part of TeXLive.
+
+;;; Code:
+
+(require 'tex)
+(require 'tex-style)
+
+;; Silence the compiler:
+(declare-function font-latex-add-keywords
+                  "font-latex"
+                  (keywords class))
+
+(TeX-add-style-hook
+ "varioref"
+ (lambda ()
+
+   (TeX-add-symbols
+    ;; 3 The user interface
+    '("vref" TeX-arg-ref)
+    '("vpageref" [ "Same page text" ] [ "Different page text" ] TeX-arg-ref)
+    '("vrefrange" [ "Same page text" ] TeX-arg-ref TeX-arg-ref)
+    '("vpagerefrange" [ "Same page text" ] TeX-arg-ref TeX-arg-ref)
+    "vpagerefnum"
+    '("vpagerefcompare" 4)
+    '("vpagerefnearby"  3)
+    '("vref*" TeX-arg-ref)
+    '("vpageref*" [ "Same page text" ] [ "Different page text" ] TeX-arg-ref)
+    '("vrefrange*" [ "Same page text" ] TeX-arg-ref TeX-arg-ref)
+    '("vpagerefrange*" [ "Same page text" ] TeX-arg-ref TeX-arg-ref)
+
+    '("Vref" TeX-arg-ref)
+    '("Vref*" TeX-arg-ref)
+
+    ;; 5 Customization
+    "reftextbefore" "reftextfacebefore"
+    "reftextafter"  "reftextfaceafter"
+    "reftextfaraway" "vreftextvario"
+    "reftextpagerange" "reftexlabelrange"
+    "vrefwarning"  "vrefshowerrors"
+    '("fullref" TeX-arg-ref))
+
+   ;; Install completion for labels.  Only offer completion for
+   ;; commands that take only one reference as an argument
+   ;; FIXME: The first 3 entries can be reduced to
+   ;; ("\\\\[Vv]ref\\*?{\\([^{}\n\r\\%,]*\\)" 1 LaTeX-label-list "}")  ???
+   (setq TeX-complete-list
+         (append
+          '(("\\\\[Vv]ref{\\([^{}\n\r\\%,]*\\)" 1 LaTeX-label-list "}")
+            ("\\\\vref\\*?{\\([^{}\n\r\\%,]*\\)" 1 LaTeX-label-list "}")
+            ("\\\\vref\\*{\\([^{}\n\r\\%,]*\\)" 1 LaTeX-label-list "}")
+            ("\\\\fullref{\\([^{}\n\r\\%,]*\\)" 1 LaTeX-label-list "}")
+            ("\\\\vpageref\\*?\\(\\[[^]]*\\]\\)*{\\([^{}\n\r\\%,]*\\)"
+             2 LaTeX-label-list "}"))
+          TeX-complete-list))
+
+   ;; Fontification
+   (when (and (fboundp 'font-latex-add-keywords)
+              (eq TeX-install-font-lock 'font-latex-setup))
+     (font-latex-add-keywords '(;; vref is already in font-latex.el,
+                                ;; so don't add it here again
+                                ("vpageref"      "*[[{")
+                                ("vrefrange"     "*[{{")
+                                ("vpagerefrange" "*[{{")
+                                ("Vref"          "*{")
+                                ("fullref"       "{"))
+                              'reference))
+
+   ;; Activate RefTeX reference style.
+   (and LaTeX-reftex-ref-style-auto-activate
+        (fboundp 'reftex-ref-style-activate)
+        (reftex-ref-style-activate "Varioref")))
+ TeX-dialect)
+
+(defvar LaTeX-varioref-package-options
+  '("afrikaans" "american" "arabic" "austrian" "naustrian" "basque"
+    "bahasam" "brazil" "breton" "bulgarian" "catalan" "croatian"
+    "czech" "danish" "dutch" "english" "esperanto" "finnish" "french"
+    "galician" "german" "ngerman" "greek" "icelandic" "italian" "magyar"
+    "norsk" "nynorsk" "polish" "portuges" "romanian" "russian"
+    "slovak" "slovene" "spanish" "swedish" "turkish" "ukrainian"
+    "francais" "germanb" "draft" "final" "space" "nospace")
+  "Package options for the varioref package.")
+
+;;; varioref.el ends here