108 lines
3.5 KiB
EmacsLisp
108 lines
3.5 KiB
EmacsLisp
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;;; subfiles.el --- AUCTeX style for the subfiles package. -*- lexical-binding: t; -*-
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;; Copyright (C) 2016, 2018, 2020 Free Software Foundation, Inc.
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;; Author: Uwe Brauer <oub@mat.ucm.es>
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;; Created: 07 Nov 2016
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;; Keywords: tex
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;; This file is part of AUCTeX.
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;; AUCTeX is free software; you can redistribute it and/or modify it
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;; under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 3, or (at your option)
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;; any later version.
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;; AUCTeX is distributed in the hope that it will be useful, but
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;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;; General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with AUCTeX; see the file COPYING. If not, write to the Free
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;; Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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;; 02110-1301, USA.
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;; Acknowledgements
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;; Mosè Giordano <mose@gnu.org>
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;; Arash Esbati <arash@gnu.org>
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;;; Commentary:
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;; This file adds support for the subfiles package.
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;;; Code:
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(require 'tex)
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(require 'latex)
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;; Silence the compiler:
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(declare-function font-latex-add-keywords
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"font-latex"
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(keywords class))
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(declare-function reftex-compile-variables
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"reftex"
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())
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(defvar LaTeX-subfiles-package-options nil
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"Package options for the subfiles package.")
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(defun LaTeX-subfiles-class-options ()
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"Return name of the main file relative to current subfile."
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(file-relative-name
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(read-file-name
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"Main file: " nil nil nil nil
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(lambda (texfiles)
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(string-match "\\.tex\\'" texfiles)))
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(TeX-master-directory)))
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(TeX-add-style-hook
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"subfiles"
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(lambda ()
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;; The following code will run `TeX-run-style-hooks' on the subfile
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;; master file. Thanks to Mosè Giordano <mose@gnu.org> for
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;; presenting a better solution using `assoc'.
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(let ((master-file (cadr (assoc "subfiles" LaTeX-provided-class-options))))
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(when (stringp master-file)
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(TeX-run-style-hooks
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(file-name-sans-extension master-file))))
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(TeX-add-symbols
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'("subfile" TeX-arg-file)
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'("subfileinclude" TeX-arg-file))
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;; Ensure that \subfile and \subfileinclude stay in one line
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(LaTeX-paragraph-commands-add-locally '("subfile" "subfileinclude"))
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;; Tell AUCTeX that \subfile loads a file. regexp is the same as
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;; for \input or \include. This will run `TeX-run-style-hooks' on
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;; subfile(s) when master file is loaded.
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(TeX-auto-add-regexp
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`(,(concat
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"\\\\subfile\\(?:include\\)?"
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"{\\(\\.*[^#}%\\\\\\.\n\r]+\\)\\(\\.[^#}%\\\\\\.\n\r]+\\)?}")
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1 TeX-auto-file))
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;; Tell RefTeX the same thing.
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(when (and (boundp 'reftex-include-file-commands)
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(not (string-match "subfile"
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(mapconcat #'identity
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reftex-include-file-commands
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"|"))))
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(make-local-variable 'reftex-include-file-commands)
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(add-to-list 'reftex-include-file-commands "subfile\\(?:include\\)?" t)
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(reftex-compile-variables))
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;; The following code will fontify \subfile{} and
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;; \subfileinclude{} like \input.
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(when (and (featurep 'font-latex)
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(eq TeX-install-font-lock 'font-latex-setup))
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(font-latex-add-keywords '(("subfile" "{")
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("subfileinclude" "{"))
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'reference)))
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TeX-dialect)
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;;; subfiles.el ends here
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