;;; ifluatex.el --- AUCTeX style for `ifluatex.sty' version 1.3.

;; Copyright (C) 2014, 2016 Free Software Foundation, Inc.

;; Author: Davide G. M. Salvetti <salve@debian.org>

;; Maintainer: auctex-devel@gnu.org

;; Created: 2014-11-15

;; Keywords: tex

;; 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, see

;; <http://www.gnu.org/licenses/>.

;;; Commentary:

;; This file adds support for `ifluatex.sty' 1.3.

;;; Code:

(defun LaTeX-ifluatex-set-exit-mark (optional)

  "Discard OPTIONAL and set exit-mark to current point."

  (set-marker exit-mark (point)))

(TeX-add-style-hook

    "ifluatex"

  (lambda ()

    (TeX-add-symbols

     '("ifluatex"

       (TeX-arg-literal "%\n")

       LaTeX-ifluatex-set-exit-mark

       (TeX-arg-literal "\n\\else%\n\\fi%"))

     '("luatexversion" 0)

     '("luatexrevision" 0))

    (TeX-declare-expert-macros

     "ifluatex"

     "ifluatex" "luatexversion" "luatexrevision")

    ;; This package is used to make it possible to compile a document with both

    ;; LuaTeX and base TeX engines.  By setting `TeX-check-engine-list' to nil

    ;; we ignore engine restrictions posed by other packages.

    (setq TeX-check-engine-list nil)

    (when (and (featurep 'font-latex)

	       (eq TeX-install-font-lock 'font-latex-setup))

      (font-latex-add-keywords '(("luatexversion")

				 ("luatexrevision"))

			       'function)))

  LaTeX-dialect)

(defvar LaTeX-ifluatex-package-options nil

  "Package options for the ifluatex package.")

;;; ifluatex.el ends here