1 ;;; infohack.el --- a hack to format info file.
2 ;; Copyright (C) 2001 Free Software Foundation, Inc.
4 ;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
7 ;; This file is part of GNU Emacs.
9 ;; GNU Emacs is free software; you can redistribute it and/or modify
10 ;; it under the terms of the GNU General Public License as published by
11 ;; the Free Software Foundation; either version 2, or (at your option)
14 ;; GNU Emacs is distributed in the hope that it will be useful,
15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 ;; GNU General Public License for more details.
19 ;; You should have received a copy of the GNU General Public License
20 ;; along with GNU Emacs; see the file COPYING. If not, write to the
21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 ;; Boston, MA 02111-1307, USA.
30 (defun infohack-remove-unsupported ()
31 (goto-char (point-min))
32 (while (re-search-forward "@\\(end \\)?ifnottex" nil t)
34 (goto-char (point-min))
35 (while (search-forward "\n@iflatex\n" nil t)
36 (delete-region (1+ (match-beginning 0))
37 (search-forward "\n@end iflatex\n"))))
39 (defun infohack (file)
40 (let ((dest-directory default-directory)
41 (max-lisp-eval-depth (max max-lisp-eval-depth 600))
43 ;; Emacs 21.3 doesn't support @documentencoding
44 (unless (get 'documentencoding 'texinfo-format)
45 (put 'documentencoding 'texinfo-format
46 'texinfo-discard-line-with-args))
48 (setq buffer-read-only nil)
49 (setq coding-system buffer-file-coding-system)
50 (infohack-remove-unsupported)
51 (texinfo-every-node-update)
52 (texinfo-format-buffer t) ;; Don't save any file.
53 (setq default-directory dest-directory)
54 (setq buffer-file-name
55 (expand-file-name (file-name-nondirectory buffer-file-name)
57 (setq buffer-file-coding-system coding-system)
58 (if (> (buffer-size) 100000)
63 (when (string-match "windows-nt\\|os/2\\|emx\\|cygwin"
64 (symbol-name system-type))
65 (defun subst-char-in-region (START END FROMCHAR TOCHAR &optional NOUNDO)
66 "From START to END, replace FROMCHAR with TOCHAR each time it occurs.
67 If optional arg NOUNDO is non-nil, don't record this change for undo
68 and don't mark the buffer as really changed.
69 Both characters must have the same length of multi-byte form."
70 (let ((original-buffer-undo-list buffer-undo-list)
71 (modified (buffer-modified-p)))
73 (setq buffer-undo-list t))
75 (let ((from (char-to-string FROMCHAR))
76 (to (char-to-string TOCHAR)))
77 (while (search-forward from END t)
78 (replace-match to t t)))
80 (progn (setq buffer-undo-list original-buffer-undo-list)
81 (set-buffer-modidifed-p modified)))))))
83 (defun batch-makeinfo ()
84 "Emacs makeinfo in batch mode."
85 (infohack (car command-line-args-left))
86 (setq command-line-args-left nil))
88 ;;; arch-tag: 9ca2f71f-b280-48b3-9826-8dc052dfbbfe
89 ;;; infohack.el ends here