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))
44 (setq buffer-read-only nil)
45 (setq coding-system (if (boundp 'buffer-file-coding-system)
46 buffer-file-coding-system
48 (infohack-remove-unsupported)
49 (texinfo-every-node-update)
50 (texinfo-format-buffer t) ;; Don't save any file.
51 (setq default-directory dest-directory)
52 (setq buffer-file-name
53 (expand-file-name (file-name-nondirectory buffer-file-name)
55 (setq buffer-file-coding-system coding-system
56 file-coding-system coding-system)
57 (if (> (buffer-size) 100000)
62 (when (string-match "windows-nt\\|os/2\\|emx\\|cygwin"
63 (symbol-name system-type))
64 (defun subst-char-in-region (START END FROMCHAR TOCHAR &optional NOUNDO)
65 "From START to END, replace FROMCHAR with TOCHAR each time it occurs.
66 If optional arg NOUNDO is non-nil, don't record this change for undo
67 and don't mark the buffer as really changed.
68 Both characters must have the same length of multi-byte form."
69 (let ((original-buffer-undo-list buffer-undo-list)
70 (modified (buffer-modified-p)))
72 (setq buffer-undo-list t))
74 (let ((from (char-to-string FROMCHAR))
75 (to (char-to-string TOCHAR)))
76 (while (search-forward from END t)
77 (replace-match to t t)))
79 (progn (setq buffer-undo-list original-buffer-undo-list)
80 (set-buffer-modidifed-p modified)))))))
82 (defun batch-makeinfo ()
83 "Emacs makeinfo in batch mode."
84 (infohack-texi-format (car command-line-args-left)
85 (car (cdr command-line-args-left)))
86 (setq command-line-args-left nil))
89 (let ((default-directory (expand-file-name "../lisp/"))
90 (features (cons 'w3-forms (copy-sequence features))))
91 ;; Adjust `load-path' for APEL.
92 (load-file "dgnushack.el"))
93 (load-file (expand-file-name "ptexinfmt.el" "./"))
95 (defun infohack-texi-format (file &optional addsuffix)
96 (let ((auto-save-default nil)
97 (find-file-run-dired nil)
98 coding-system-for-write
104 (setq buffer-read-only nil)
105 (buffer-disable-undo (current-buffer))
107 (setq output-coding-system file-coding-system)
108 (setq coding-system-for-write buffer-file-coding-system))
109 ;; Remove ignored areas first.
110 (while (re-search-forward "^@ignore[\t\r ]*$" nil t)
111 (delete-region (match-beginning 0)
112 (if (re-search-forward
113 "^@end[\t ]+ignore[\t\r ]*$" nil t)
116 (infohack-remove-unsupported)
117 (goto-char (point-min))
118 ;; Add suffix if it is needed.
120 (re-search-forward "^@setfilename[\t ]+\\([^\t\n ]+\\)"
122 (not (string-match "\\.info$" (match-string 1))))
124 (goto-char (point-min)))
125 ;; process @include before updating node
126 ;; This might produce some problem if we use @lowersection or
128 (let ((input-directory default-directory)
129 (texinfo-command-end))
130 (while (re-search-forward "^@include" nil t)
131 (setq texinfo-command-end (point))
132 (let ((filename (concat input-directory
133 (texinfo-parse-line-arg))))
134 (re-search-backward "^@include")
135 (delete-region (point) (save-excursion
138 (message "Reading included file: %s" filename)
143 (car (cdr (insert-file-contents filename)))))
144 (goto-char (point-min))
145 ;; Remove `@setfilename' line from included file,
146 ;; if any, so @setfilename command not duplicated.
147 (if (re-search-forward "^@setfilename"
154 (delete-region (point) (save-excursion
158 (texinfo-every-node-update)
159 (set-buffer-modified-p nil)
160 (message "texinfo formatting %s..." file)
161 (texinfo-format-buffer nil)
162 (if (buffer-modified-p)
163 (progn (message "Saving modified %s" (buffer-file-name))
166 (message ">> Error: %s" (prin1-to-string err))
167 (message ">> point at")
168 (let ((s (buffer-substring (point) (min (+ (point) 100) (point-max))))
170 (while (setq tem (string-match "\n+" s tem))
171 (setq s (concat (substring s 0 (match-beginning 0))
173 (substring s (match-end 0)))
179 ;;; infohack.el ends here