--- /dev/null
+;;; infohack.el --- a hack to format info file.
+;; Copyright (C) 2001 Free Software Foundation, Inc.
+
+;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
+;; Keywords: info
+
+;; This file is part of GNU Emacs.
+
+;; GNU Emacs 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 2, or (at your option)
+;; any later version.
+
+;; GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to the
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
+
+;;; Commentary:
+
+;;; Code:
+
+;(let ((default-directory (expand-file-name "../lisp/"))
+; (features (cons 'w3-forms (copy-sequence features))))
+; ;; Adjust `load-path' for APEL.
+; (load-file "dgnushack.el"))
+(load-file (expand-file-name "ptexinfmt.el"
+ (car command-line-args-left)))
+(setq command-line-args-left (cdr command-line-args-left))
+
+(defun infohack-remove-unsupported ()
+ (goto-char (point-min))
+ (while (re-search-forward "@\\(end \\)?ifnottex" nil t)
+ (replace-match ""))
+ (goto-char (point-min))
+ (while (search-forward "\n@iflatex\n" nil t)
+ (delete-region (1+ (match-beginning 0))
+ (search-forward "\n@end iflatex\n"))))
+
+(defun infohack (file)
+ (let ((dest-directory default-directory)
+ (max-lisp-eval-depth (max max-lisp-eval-depth 600))
+ coding-system)
+ (find-file file)
+ (setq buffer-read-only nil)
+ (setq coding-system (if (boundp 'buffer-file-coding-system)
+ buffer-file-coding-system
+ file-coding-system))
+ (infohack-remove-unsupported)
+ (texinfo-every-node-update)
+ (texinfo-format-buffer t) ;; Don't save any file.
+ (setq default-directory dest-directory)
+ (setq buffer-file-name
+ (expand-file-name (file-name-nondirectory buffer-file-name)
+ default-directory))
+ (setq buffer-file-coding-system coding-system
+ file-coding-system coding-system)
+ (if (> (buffer-size) 100000)
+ (Info-split))
+ (save-buffer)))
+
+(eval-and-compile
+ (when (string-match "windows-nt\\|os/2\\|emx\\|cygwin"
+ (symbol-name system-type))
+ (defun subst-char-in-region (START END FROMCHAR TOCHAR &optional NOUNDO)
+ "From START to END, replace FROMCHAR with TOCHAR each time it occurs.
+If optional arg NOUNDO is non-nil, don't record this change for undo
+and don't mark the buffer as really changed.
+Both characters must have the same length of multi-byte form."
+ (let ((original-buffer-undo-list buffer-undo-list)
+ (modified (buffer-modified-p)))
+ (if NOUNDO
+ (setq buffer-undo-list t))
+ (goto-char START)
+ (let ((from (char-to-string FROMCHAR))
+ (to (char-to-string TOCHAR)))
+ (while (search-forward from END t)
+ (replace-match to t t)))
+ (if NOUNDO
+ (progn (setq buffer-undo-list original-buffer-undo-list)
+ (set-buffer-modidifed-p modified)))))))
+
+(defun batch-makeinfo ()
+ "Emacs makeinfo in batch mode."
+ (infohack-texi-format (car command-line-args-left)
+ (car (cdr command-line-args-left)))
+ (setq command-line-args-left nil))
+
+\f
+(defun infohack-texi-format (file &optional addsuffix)
+ (let ((auto-save-default nil)
+ (find-file-run-dired nil)
+ coding-system-for-write
+ output-coding-system
+ (error 0))
+ (condition-case err
+ (progn
+ (find-file file)
+ (setq buffer-read-only nil)
+ (buffer-disable-undo (current-buffer))
+ (if (boundp 'MULE)
+ (setq output-coding-system file-coding-system)
+ (setq coding-system-for-write buffer-file-coding-system))
+ ;; Remove ignored areas first.
+ (while (re-search-forward "^@ignore[\t\r ]*$" nil t)
+ (delete-region (match-beginning 0)
+ (if (re-search-forward
+ "^@end[\t ]+ignore[\t\r ]*$" nil t)
+ (1+ (match-end 0))
+ (point-max))))
+ (infohack-remove-unsupported)
+ (goto-char (point-min))
+ ;; Add suffix if it is needed.
+ (when (and addsuffix
+ (re-search-forward "^@setfilename[\t ]+\\([^\t\n ]+\\)"
+ nil t)
+ (not (string-match "\\.info$" (match-string 1))))
+ (insert ".info")
+ (goto-char (point-min)))
+ ;; process @include before updating node
+ ;; This might produce some problem if we use @lowersection or
+ ;; such.
+ (let ((input-directory default-directory)
+ (texinfo-command-end))
+ (while (re-search-forward "^@include" nil t)
+ (setq texinfo-command-end (point))
+ (let ((filename (concat input-directory
+ (texinfo-parse-line-arg))))
+ (re-search-backward "^@include")
+ (delete-region (point) (save-excursion
+ (forward-line 1)
+ (point)))
+ (message "Reading included file: %s" filename)
+ (save-excursion
+ (save-restriction
+ (narrow-to-region
+ (point) (+ (point)
+ (car (cdr (insert-file-contents filename)))))
+ (goto-char (point-min))
+ ;; Remove `@setfilename' line from included file,
+ ;; if any, so @setfilename command not duplicated.
+ (if (re-search-forward "^@setfilename"
+ (save-excursion
+ (forward-line 100)
+ (point))
+ t)
+ (progn
+ (beginning-of-line)
+ (delete-region (point) (save-excursion
+ (forward-line 1)
+ (point))))))))))
+ (texinfo-mode)
+ (texinfo-every-node-update)
+ (set-buffer-modified-p nil)
+ (message "texinfo formatting %s..." file)
+ (texinfo-format-buffer nil)
+ (if (buffer-modified-p)
+ (progn (message "Saving modified %s" (buffer-file-name))
+ (save-buffer))))
+ (error
+ (message ">> Error: %s" (prin1-to-string err))
+ (message ">> point at")
+ (let ((s (buffer-substring (point) (min (+ (point) 100) (point-max))))
+ (tem 0))
+ (while (setq tem (string-match "\n+" s tem))
+ (setq s (concat (substring s 0 (match-beginning 0))
+ "\n>> "
+ (substring s (match-end 0)))
+ tem (1+ tem)))
+ (message ">> %s" s))
+ (setq error 1)))
+ (kill-emacs error)))
+
+;;; infohack.el ends here
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