+++ /dev/null
-;;; ptexinfmt.el -- portable Texinfo formatter.
-
-;; Copyright (C) 1985, 1986, 1988, 1990, 1991, 1992, 1993,
-;; 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
-;; Copyright (C) 1999 Yoshiki Hayashi <yoshiki@xemacs.org>
-;; Copyright (C) 2000, 2001 TAKAHASHI Kaoru <kaoru@kaisei.org>
-
-;; Author: TAKAHASHI Kaoru <kaoru@kaisei.org>
-;; Yoshiki Hayashi <yoshiki@xemacs.org>
-;; Maintainer: TAKAHASHI Kaoru <kaoru@kaisei.org>
-;; Created: 7 Jul 2000
-;; Keywords: maint, tex, docs, emulation, compatibility
-
-;; This program 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.
-
-;; This program 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., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
-
-;;; Commentary:
-
-;; Original code: Yoshiki Hayashi <yoshiki@xemacs.org>
-;; makeinfo.el (gnujdoc project)
-
-;; Support texinfmt.el 2.32 or later.
-
-;;; Code:
-(require 'texinfmt)
-(require 'poe)
-(require 'broken)
-
-;;; Broken
-(defvar ptexinfmt-disable-broken-notice-flag t
- "If non-nil disable notice, when call `broken-facility'.
-This is NO-NOTICE argument in `broken-facility'.")
-
-;; sort -fd
-(broken-facility texinfo-format-printindex
- "Can't sort on Mule for Windows."
- (if (and (memq system-type '(windows-nt ms-dos))
-;;; I don't know version threshold.
-;;; (string< texinfmt-version "2.37 of 24 May 1997")
- (boundp 'MULE) (not (featurep 'meadow))) ; Mule for Windows
- nil
- t)
- ptexinfmt-disable-broken-notice-flag)
-
-;; @var
-(broken-facility texinfo-format-var
- "Don't perse @var argument."
- (condition-case nil
- (with-temp-buffer
- (let (texinfo-enclosure-list texinfo-alias-list)
- (texinfo-mode)
- (insert "@var{@asis{foo}}\n")
- (texinfo-format-expand-region (point-min) (point-max))
- t))
- (error nil))
- ptexinfmt-disable-broken-notice-flag)
-
-;; @xref
-(broken-facility texinfo-format-xref
- "Can't format @xref, 1st argument is empty."
- (condition-case nil
- (with-temp-buffer
- (let (texinfo-enclosure-list texinfo-alias-list)
- (texinfo-mode)
- (insert "@xref{, xref, , file}\n")
- (texinfo-format-expand-region (point-min) (point-max))
- t))
- (error nil))
- ptexinfmt-disable-broken-notice-flag)
-
-;; @uref
-(broken-facility texinfo-format-uref
- "Parse twice @uref argument."
- (condition-case nil
- (with-temp-buffer
- (let (texinfo-enclosure-list texinfo-alias-list)
- (texinfo-mode)
- (insert "@uref{mailto:foo@@bar.com}\n")
- (texinfo-format-expand-region (point-min) (point-max))
- t))
- (error nil))
- ptexinfmt-disable-broken-notice-flag)
-
-;; @multitable
-(broken-facility texinfo-multitable-widths
- "`texinfo-multitable-widths' unsupport wide-char."
- (if (fboundp 'texinfo-multitable-widths)
- (with-temp-buffer
- (let ((str "\e$BI}9-J8;z\e(B"))
- (texinfo-mode)
- (insert (format " {%s}\n" str))
- (goto-char (point-min))
- (if (= (car (texinfo-multitable-widths)) (length str))
- nil
- t)))
- ;; function definition is void
- t)
- ptexinfmt-disable-broken-notice-flag)
-
-(broken-facility texinfo-multitable-item
- "`texinfo-multitable-item' unsupport wide-char."
- (if-broken texinfo-multitable-widths nil t)
- ptexinfmt-disable-broken-notice-flag)
-
-
-;;; Obsolete
-;; Removed Texinfo 3.8
-(put 'overfullrule 'texinfo-format 'texinfo-discard-line)
-(put 'smallbreak 'texinfo-format 'texinfo-discard-line)
-(put 'medbreak 'texinfo-format 'texinfo-discard-line)
-(put 'bigbreak 'texinfo-format 'texinfo-discard-line)
-;; Removed Texinfo 3.9
-(put 'setchapterstyle 'texinfo-format 'texinfo-discard-line-with-args)
-
-;;; Hardcopy and HTML (discard)
-;; I18N
-(put 'documentlanguage 'texinfo-format 'texinfo-discard-line-with-args)
-(put 'documentencoding 'texinfo-format 'texinfo-discard-line-with-args)
-
-;; size
-(put 'smallbook 'texinfo-format 'texinfo-discard-line)
-(put 'letterpaper 'texinfo-format 'texinfo-discard-line)
-(put 'afourpaper 'texinfo-format 'texinfo-discard-line)
-(put 'afourlatex 'texinfo-format 'texinfo-discard-line)
-(put 'afourwide 'texinfo-format 'texinfo-discard-line)
-(put 'afivepaper 'texinfo-format 'texinfo-discard-line)
-(put 'pagesizes 'texinfo-format 'texinfo-discard-line-with-args)
-
-;; style
-(put 'setchapternewpage 'texinfo-format 'texinfo-discard-line-with-args)
-(put 'kbdinputstyle 'texinfo-format 'texinfo-discard-line-with-args)
-
-;; flags
-(put 'setcontentsaftertitlepage 'texinfo-format 'texinfo-discard-line)
-(put 'setshortcontentsaftertitlepage 'texinfo-format 'texinfo-discard-line)
-(put 'novalidate 'texinfo-format 'texinfo-discard-line-with-args)
-
-;; head & foot
-(put 'headings 'texinfo-format 'texinfo-discard-line-with-args)
-(put 'evenfooting 'texinfo-format 'texinfo-discard-line-with-args)
-(put 'evenheading 'texinfo-format 'texinfo-discard-line-with-args)
-(put 'oddfooting 'texinfo-format 'texinfo-discard-line-with-args)
-(put 'oddheading 'texinfo-format 'texinfo-discard-line-with-args)
-(put 'everyfooting 'texinfo-format 'texinfo-discard-line-with-args)
-(put 'everyheading 'texinfo-format 'texinfo-discard-line-with-args)
-
-;; misc
-(put 'page 'texinfo-format 'texinfo-discard-line)
-(put 'hyphenation 'texinfo-format 'texinfo-discard-command-and-arg)
-
-
-\f
-;;; Directory File
-;; @direcategory
-(put 'dircategory 'texinfo-format 'texinfo-format-dircategory)
-(defun-maybe texinfo-format-dircategory ()
- (let ((str (texinfo-parse-arg-discard)))
- (delete-region (point)
- (progn
- (skip-chars-forward " ")
- (point)))
- (insert "INFO-DIR-SECTION " str "\n")))
-
-;; @direntry
-(put 'direntry 'texinfo-format 'texinfo-format-direntry)
-(defun-maybe texinfo-format-direntry ()
- (texinfo-push-stack 'direntry nil)
- (texinfo-discard-line)
- (insert "START-INFO-DIR-ENTRY\n"))
-
-(put 'direntry 'texinfo-end 'texinfo-end-direntry)
-(defun-maybe texinfo-end-direntry ()
- (texinfo-discard-command)
- (insert "END-INFO-DIR-ENTRY\n\n")
- (texinfo-pop-stack 'direntry))
-
-
-;;; Block Enclosing and Conditional
-;; @detailmenu ... @end detailmenu
-(put 'detailmenu 'texinfo-format 'texinfo-discard-line)
-(put 'detailmenu 'texinfo-end 'texinfo-discard-command)
-
-;; @smalldisplay ... @end smalldisplay
-(put 'smalldisplay 'texinfo-format 'texinfo-format-example)
-(put 'smalldisplay 'texinfo-end 'texinfo-end-example)
-
-;; @smallformat ... @end smallformat
-(put 'smallformat 'texinfo-format 'texinfo-format-flushleft)
-(put 'smallformat 'texinfo-end 'texinfo-end-flushleft)
-
-;; @ifnottex ... @end ifnottex
-(put 'ifnottex 'texinfo-format 'texinfo-discard-line)
-(put 'ifnottex 'texinfo-end 'texinfo-discard-command)
-
-;; @ifnothtml ... @end ifnothtml
-(put 'ifnothtml 'texinfo-format 'texinfo-discard-line)
-(put 'ifnothtml 'texinfo-end 'texinfo-discard-command)
-
-;; @ifnotinfo ... @end ifnotinfo
-(put 'ifnotinfo 'texinfo-format 'texinfo-format-ifnotinfo)
-(put 'endifnotinfo 'texinfo-format 'texinfo-discard-line)
-(defun-maybe texinfo-format-ifnotinfo ()
- (delete-region texinfo-command-start
- (progn (re-search-forward "@end ifnotinfo[ \t]*\n")
- (point))))
-
-;; @html ... @end html
-(put 'html 'texinfo-format 'texinfo-format-html)
-(put 'endhtml 'texinfo-format 'texinfo-discard-line)
-(defun-maybe texinfo-format-html ()
- (delete-region texinfo-command-start
- (progn (re-search-forward "@end html[ \t]*\n")
- (point))))
-
-
-\f
-;;; Marking
-;; @url, @env, @command
-(put 'url 'texinfo-format 'texinfo-format-code)
-(put 'env 'texinfo-format 'texinfo-format-code)
-(put 'command 'texinfo-format 'texinfo-format-code)
-
-;; @acronym
-(put 'acronym 'texinfo-format 'texinfo-format-var)
-
-(when-broken texinfo-format-var
- (fmakunbound 'texinfo-format-var))
-(defun-maybe texinfo-format-var ()
- (let ((arg (texinfo-parse-expanded-arg)))
- (texinfo-discard-command)
- (insert (upcase arg))))
-
-;; @key
-(put 'key 'texinfo-format 'texinfo-format-key)
-(defun-maybe texinfo-format-key ()
- (insert (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @email{EMAIL-ADDRESS[, DISPLAYED-TEXT]}
-(put 'email 'texinfo-format 'texinfo-format-email)
-(defun-maybe texinfo-format-email ()
- "Format EMAIL-ADDRESS and optional DISPLAYED-TXT.
-Insert < ... > around EMAIL-ADDRESS."
- (let ((args (texinfo-format-parse-args)))
- (texinfo-discard-command)
- ;; if displayed-text
- (if (nth 1 args)
- (insert (nth 1 args) " <" (nth 0 args) ">")
- (insert "<" (nth 0 args) ">"))))
-
-;; @option
-(put 'option 'texinfo-format 'texinfo-format-option)
-(defun texinfo-format-option ()
- "Insert ` ... ' around arg unless inside a table; in that case, no quotes."
- ;; `looking-at-backward' not available in v. 18.57, 20.2
- ;; searched-for character is a control-H
- (if (not (search-backward "\010"
- (save-excursion (beginning-of-line) (point))
- t))
- (insert "`" (texinfo-parse-arg-discard) "'")
- (insert (texinfo-parse-arg-discard)))
- (goto-char texinfo-command-start))
-
-
-\f
-;;; Accents and Special characters
-;; @pounds{} ==> # Pounds Sterling
-(put 'pounds 'texinfo-format 'texinfo-format-pounds)
-(defun-maybe texinfo-format-pounds ()
- (texinfo-parse-arg-discard)
- (insert "#"))
-
-;; @OE{} ==> OE French-OE-ligature
-(put 'OE 'texinfo-format 'texinfo-format-French-OE-ligature)
-(defun-maybe texinfo-format-French-OE-ligature ()
- (insert "OE" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @oe{} ==> oe
-(put 'oe 'texinfo-format 'texinfo-format-French-oe-ligature)
-(defun-maybe texinfo-format-French-oe-ligature () ; lower case
- (insert "oe" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @AA{} ==> AA Scandinavian-A-with-circle
-(put 'AA 'texinfo-format 'texinfo-format-Scandinavian-A-with-circle)
-(defun-maybe texinfo-format-Scandinavian-A-with-circle ()
- (insert "AA" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @aa{} ==> aa
-(put 'aa 'texinfo-format 'texinfo-format-Scandinavian-a-with-circle)
-(defun-maybe texinfo-format-Scandinavian-a-with-circle () ; lower case
- (insert "aa" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @AE{} ==> AE Latin-Scandinavian-AE
-(put 'AE 'texinfo-format 'texinfo-format-Latin-Scandinavian-AE)
-(defun-maybe texinfo-format-Latin-Scandinavian-AE ()
- (insert "AE" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @ae{} ==> ae
-(put 'ae 'texinfo-format 'texinfo-format-Latin-Scandinavian-ae)
-(defun-maybe texinfo-format-Latin-Scandinavian-ae () ; lower case
- (insert "ae" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @ss{} ==> ss German-sharp-S
-(put 'ss 'texinfo-format 'texinfo-format-German-sharp-S)
-(defun-maybe texinfo-format-German-sharp-S ()
- (insert "ss" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @questiondown{} ==> ? upside-down-question-mark
-(put 'questiondown 'texinfo-format 'texinfo-format-upside-down-question-mark)
-(defun-maybe texinfo-format-upside-down-question-mark ()
- (insert "?" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @exclamdown{} ==> ! upside-down-exclamation-mark
-(put 'exclamdown 'texinfo-format 'texinfo-format-upside-down-exclamation-mark)
-(defun-maybe texinfo-format-upside-down-exclamation-mark ()
- (insert "!" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @L{} ==> L/ Polish suppressed-L (Lslash)
-(put 'L 'texinfo-format 'texinfo-format-Polish-suppressed-L)
-(defun-maybe texinfo-format-Polish-suppressed-L ()
- (insert (texinfo-parse-arg-discard) "/L")
- (goto-char texinfo-command-start))
-
-;; @l{} ==> l/ Polish suppressed-L (Lslash) (lower case)
-(put 'l 'texinfo-format 'texinfo-format-Polish-suppressed-l-lower-case)
-(defun-maybe texinfo-format-Polish-suppressed-l-lower-case ()
- (insert (texinfo-parse-arg-discard) "/l")
- (goto-char texinfo-command-start))
-
-;; @O{} ==> O/ Scandinavian O-with-slash
-(put 'O 'texinfo-format 'texinfo-format-Scandinavian-O-with-slash)
-(defun-maybe texinfo-format-Scandinavian-O-with-slash ()
- (insert (texinfo-parse-arg-discard) "O/")
- (goto-char texinfo-command-start))
-
-;; @o{} ==> o/ Scandinavian O-with-slash (lower case)
-(put 'o 'texinfo-format 'texinfo-format-Scandinavian-o-with-slash-lower-case)
-(defun-maybe texinfo-format-Scandinavian-o-with-slash-lower-case ()
- (insert (texinfo-parse-arg-discard) "o/")
- (goto-char texinfo-command-start))
-
-;; @,{c} ==> c, cedilla accent
-(put ', 'texinfo-format 'texinfo-format-cedilla-accent)
-(defun-maybe texinfo-format-cedilla-accent ()
- (insert (texinfo-parse-arg-discard) ",")
- (goto-char texinfo-command-start))
-
-
-;; @dotaccent{o} ==> .o overdot-accent
-(put 'dotaccent 'texinfo-format 'texinfo-format-overdot-accent)
-(defun-maybe texinfo-format-overdot-accent ()
- (insert "." (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @ubaraccent{o} ==> _o underbar-accent
-(put 'ubaraccent 'texinfo-format 'texinfo-format-underbar-accent)
-(defun-maybe texinfo-format-underbar-accent ()
- (insert "_" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @udotaccent{o} ==> o-. underdot-accent
-(put 'udotaccent 'texinfo-format 'texinfo-format-underdot-accent)
-(defun-maybe texinfo-format-underdot-accent ()
- (insert (texinfo-parse-arg-discard) "-.")
- (goto-char texinfo-command-start))
-
-;; @H{o} ==> ""o long Hungarian umlaut
-(put 'H 'texinfo-format 'texinfo-format-long-Hungarian-umlaut)
-(defun-maybe texinfo-format-long-Hungarian-umlaut ()
- (insert "\"\"" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @ringaccent{o} ==> *o ring accent
-(put 'ringaccent 'texinfo-format 'texinfo-format-ring-accent)
-(defun-maybe texinfo-format-ring-accent ()
- (insert "*" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @tieaccent{oo} ==> [oo tie after accent
-(put 'tieaccent 'texinfo-format 'texinfo-format-tie-after-accent)
-(defun-maybe texinfo-format-tie-after-accent ()
- (insert "[" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @u{o} ==> (o breve accent
-(put 'u 'texinfo-format 'texinfo-format-breve-accent)
-(defun-maybe texinfo-format-breve-accent ()
- (insert "(" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @v{o} ==> <o hacek accent
-(put 'v 'texinfo-format 'texinfo-format-hacek-accent)
-(defun-maybe texinfo-format-hacek-accent ()
- (insert "<" (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-;; @dotless{i} ==> i dotless i and dotless j
-(put 'dotless 'texinfo-format 'texinfo-format-dotless)
-(defun-maybe texinfo-format-dotless ()
- (insert (texinfo-parse-arg-discard))
- (goto-char texinfo-command-start))
-
-
-\f
-;;; Cross References
-;; @ref, @xref
-(put 'ref 'texinfo-format 'texinfo-format-xref)
-
-(when-broken texinfo-format-xref
- (fmakunbound 'texinfo-format-xref))
-(defun-maybe texinfo-format-xref ()
- (let ((args (texinfo-format-parse-args)))
- (texinfo-discard-command)
- (insert "*Note ")
- (let ((fname (or (nth 1 args) (nth 2 args))))
- (if (null (or fname (nth 3 args)))
- (insert (nth 0 args) "::")
- (insert (or fname (nth 0 args)) ": ")
- (if (nth 3 args)
- (insert "(" (nth 3 args) ")"))
- (unless (null (nth 0 args))
- (insert (nth 0 args)))))))
-
-;; @uref
-(put 'uref 'texinfo-format 'texinfo-format-uref)
-(when-broken texinfo-format-uref
- (fmakunbound 'texinfo-format-uref))
-(defun-maybe texinfo-format-uref ()
- "Format URL and optional URL-TITLE.
-Insert ` ... ' around URL if no URL-TITLE argument;
-otherwise, insert URL-TITLE followed by URL in parentheses."
- (let ((args (texinfo-format-parse-args)))
- (texinfo-discard-command)
- ;; if url-title
- (if (nth 1 args)
- (insert (nth 1 args) " (" (nth 0 args) ")")
- (insert "`" (nth 0 args) "'"))))
-
-
-\f
-;;; New command definition
-;; @alias NEW=EXISTING
-(put 'alias 'texinfo-format 'texinfo-alias)
-(defun-maybe texinfo-alias ()
- (let ((start (1- (point)))
- args)
- (skip-chars-forward " ")
- (save-excursion (end-of-line) (setq texinfo-command-end (point)))
- (if (not (looking-at "\\([^=]+\\)=\\(.*\\)"))
- (error "Invalid alias command")
- (setq texinfo-alias-list
- (cons
- (cons
- (buffer-substring (match-beginning 1) (match-end 1))
- (buffer-substring (match-beginning 2) (match-end 2)))
- texinfo-alias-list))
- (texinfo-discard-command))))
-
-;; @definfoenclose NEWCMD, BEFORE, AFTER
-
-
-\f
-;;; Special
-;; @image{FILENAME, [WIDTH], [HEIGHT]}
-(put 'image 'texinfo-format 'texinfo-format-image)
-(defun-maybe texinfo-format-image ()
- ;; I don't know makeinfo parse FILENAME.
- (let ((args (texinfo-format-parse-args))
- filename)
- (when (null (nth 0 args))
- (error "Invalid image command"))
- (texinfo-discard-command)
- ;; makeinfo uses FILENAME.txt
- (setq filename (format "%s.txt" (nth 0 args)))
- (message "Reading included file: %s" filename)
- ;; verbatim for Info output
- (goto-char (+ (point) (cadr (insert-file-contents filename))))
- (message "Reading included file: %s...done" filename)))
-
-
-;; @exampleindent
-
-
-\f
-;;; @multitable ... @end multitable
-(defvar-maybe texinfo-extra-inter-column-width 0
- "*Number of extra spaces between entries (columns) in @multitable.")
-
-(defvar-maybe texinfo-multitable-buffer-name "*multitable-temporary-buffer*")
-(defvar-maybe texinfo-multitable-rectangle-name "texinfo-multitable-temp-")
-
-;; These commands are defined in texinfo.tex for printed output.
-(put 'multitableparskip 'texinfo-format 'texinfo-discard-line-with-args)
-(put 'multitableparindent 'texinfo-format 'texinfo-discard-line-with-args)
-(put 'multitablecolmargin 'texinfo-format 'texinfo-discard-line-with-args)
-(put 'multitablelinespace 'texinfo-format 'texinfo-discard-line-with-args)
-
-(put 'multitable 'texinfo-format 'texinfo-multitable)
-
-(defun-maybe texinfo-multitable ()
- "Produce multi-column tables."
-
-;; This function pushes information onto the `texinfo-stack'.
-;; A stack element consists of:
-;; - type-of-command, i.e., multitable
-;; - the information about column widths, and
-;; - the position of texinfo-command-start.
-;; e.g., ('multitable (1 2 3 4) 123)
-;; The command line is then deleted.
- (texinfo-push-stack
- 'multitable
- ;; push width information on stack
- (texinfo-multitable-widths))
- (texinfo-discard-line-with-args))
-
-(put 'multitable 'texinfo-end 'texinfo-end-multitable)
-(defun-maybe texinfo-end-multitable ()
- "Discard the @end multitable line and pop the stack of multitable."
- (texinfo-discard-command)
- (texinfo-pop-stack 'multitable))
-
-(when-broken texinfo-multitable-widths
- (fmakunbound 'texinfo-multitable-widths))
-
-(defun-maybe texinfo-multitable-widths ()
- "Return list of widths of each column in a multi-column table."
- (let (texinfo-multitable-width-list)
- ;; Fractions format:
- ;; @multitable @columnfractions .25 .3 .45
- ;;
- ;; Template format:
- ;; @multitable {Column 1 template} {Column 2} {Column 3 example}
- ;; Place point before first argument
- (skip-chars-forward " \t")
- (cond
- ;; Check for common misspelling
- ((looking-at "@columnfraction ")
- (error "In @multitable, @columnfractions misspelled"))
- ;; Case 1: @columnfractions .25 .3 .45
- ((looking-at "@columnfractions")
- (forward-word 1)
- (while (not (eolp))
- (setq texinfo-multitable-width-list
- (cons
- (truncate
- (1-
- (* fill-column (read (get-buffer (current-buffer))))))
- texinfo-multitable-width-list))))
- ;;
- ;; Case 2: {Column 1 template} {Column 2} {Column 3 example}
- ((looking-at "{")
- (let ((start-of-templates (point)))
- (while (not (eolp))
- (skip-chars-forward " \t")
- (let* ((start-of-template (1+ (point)))
- (end-of-template
- ;; forward-sexp works with braces in Texinfo mode
- (progn (forward-sexp 1) (1- (point)))))
- (setq texinfo-multitable-width-list
- (cons (- (progn (goto-char end-of-template) (current-column))
- (progn (goto-char start-of-template) (current-column)))
- texinfo-multitable-width-list))
- ;; Remove carriage return from within a template, if any.
- ;; This helps those those who want to use more than
- ;; one line's worth of words in @multitable line.
- (narrow-to-region start-of-template end-of-template)
- (goto-char (point-min))
- (while (search-forward "
-" nil t)
- (delete-char -1))
- (goto-char (point-max))
- (widen)
- (forward-char 1)))))
- ;;
- ;; Case 3: Trouble
- (t
- (error
- "You probably need to specify column widths for @multitable correctly")))
- ;; Check whether columns fit on page.
- (let ((desired-columns
- (+
- ;; between column spaces
- (length texinfo-multitable-width-list)
- ;; additional between column spaces, if any
- texinfo-extra-inter-column-width
- ;; sum of spaces for each entry
- (apply '+ texinfo-multitable-width-list))))
- (if (> desired-columns fill-column)
- (error
- (format
- "Multi-column table width, %d chars, is greater than page width, %d chars."
- desired-columns fill-column))))
- texinfo-multitable-width-list))
-
-;; @item A1 @tab A2 @tab A3
-(defun-maybe texinfo-multitable-extract-row ()
- "Return multitable row, as a string.
-End of row is beginning of next @item or beginning of @end.
-Cells within rows are separated by @tab."
- (skip-chars-forward " \t")
- (let* ((start (point))
- (end (progn
- (re-search-forward "@item\\|@end")
- (match-beginning 0)))
- (row (progn (goto-char end)
- (skip-chars-backward " ")
- ;; remove whitespace at end of argument
- (delete-region (point) end)
- (buffer-substring start (point)))))
- (delete-region texinfo-command-start end)
- row))
-
-(when-broken texinfo-multitable-item
- (fmakunbound 'texinfo-multitable-item))
-
-(put 'multitable 'texinfo-item 'texinfo-multitable-item)
-(defun-maybe texinfo-multitable-item ()
- "Format a row within a multicolumn table.
-Cells in row are separated by @tab.
-Widths of cells are specified by the arguments in the @multitable line.
-All cells are made to be the same height.
-This command is executed when texinfmt sees @item inside @multitable."
- (let ((original-buffer (current-buffer))
- (table-widths (reverse (car (cdr (car texinfo-stack)))))
- (existing-fill-column fill-column)
- start
- end
- (table-column 0)
- (table-entry-height 0)
- ;; unformatted row looks like: A1 @tab A2 @tab A3
- ;; extract-row command deletes the source line in the table.
- (unformated-row (texinfo-multitable-extract-row)))
- ;; Use a temporary buffer
- (set-buffer (get-buffer-create texinfo-multitable-buffer-name))
- (delete-region (point-min) (point-max))
- (insert unformated-row)
- (goto-char (point-min))
-;; 1. Check for correct number of @tab in line.
- (let ((tab-number 1)) ; one @tab between two columns
- (while (search-forward "@tab" nil t)
- (setq tab-number (1+ tab-number)))
- (if (/= tab-number (length table-widths))
- (error "Wrong number of @tab's in a @multitable row")))
- (goto-char (point-min))
-;; 2. Format each cell, and copy to a rectangle
- ;; buffer looks like this: A1 @tab A2 @tab A3
- ;; Cell #1: format up to @tab
- ;; Cell #2: format up to @tab
- ;; Cell #3: format up to eob
- (while (not (eobp))
- (setq start (point))
- (setq end (save-excursion
- (if (search-forward "@tab" nil 'move)
- ;; Delete the @tab command, including the @-sign
- (delete-region
- (point)
- (progn (forward-word -1) (1- (point)))))
- (point)))
- ;; Set fill-column *wider* than needed to produce inter-column space
- (setq fill-column (+ 1
- texinfo-extra-inter-column-width
- (nth table-column table-widths)))
- (narrow-to-region start end)
- ;; Remove whitespace before and after entry.
- (skip-chars-forward " ")
- (delete-region (point) (save-excursion (beginning-of-line) (point)))
- (goto-char (point-max))
- (skip-chars-backward " ")
- (delete-region (point) (save-excursion (end-of-line) (point)))
- ;; Temorarily set texinfo-stack to nil so texinfo-format-scan
- ;; does not see an unterminated @multitable.
- (let (texinfo-stack) ; nil
- (texinfo-format-scan))
- (let (fill-prefix) ; no fill prefix
- (fill-region (point-min) (point-max)))
- (setq table-entry-height
- (max table-entry-height (count-lines (point-min) (point-max))))
-;; 3. Move point to end of bottom line, and pad that line to fill column.
- (goto-char (point-min))
- (forward-line (1- table-entry-height))
- (let* ((beg (point)) ; beginning of line
- ;; add one more space for inter-column spacing
- (needed-whitespace
- (1+
- (- fill-column
- (progn (end-of-line) (current-column)))))) ; end of existing line
- (insert (make-string
- (if (> needed-whitespace 0) needed-whitespace 1)
- ? )))
- ;; now, put formatted cell into a rectangle
- (set (intern (concat texinfo-multitable-rectangle-name
- (int-to-string table-column)))
- (extract-rectangle (point-min) (point)))
- (delete-region (point-min) (point))
- (goto-char (point-max))
- (setq table-column (1+ table-column))
- (widen))
-;; 4. Add extra lines to rectangles so all are of same height
- (let ((total-number-of-columns table-column)
- (column-number 0)
- here)
- (while (> table-column 0)
- (let ((this-rectangle (int-to-string table-column)))
- (while (< (length this-rectangle) table-entry-height)
- (setq this-rectangle (append this-rectangle '("")))))
- (setq table-column (1- table-column)))
-;; 5. Insert formatted rectangles in original buffer
- (switch-to-buffer original-buffer)
- (open-line table-entry-height)
- (while (< column-number total-number-of-columns)
- (setq here (point))
- (insert-rectangle
- (eval (intern
- (concat texinfo-multitable-rectangle-name
- (int-to-string column-number)))))
- (goto-char here)
- (end-of-line)
- (setq column-number (1+ column-number))))
- (kill-buffer texinfo-multitable-buffer-name)
- (setq fill-column existing-fill-column)))
-
-\f
-(when-broken texinfo-format-printindex
- (fmakunbound 'texinfo-format-printindex))
-
-(defun-maybe texinfo-format-printindex ()
- (let ((indexelts (symbol-value
- (cdr (assoc (texinfo-parse-arg-discard)
- texinfo-indexvar-alist))))
- opoint)
- (insert "\n* Menu:\n\n")
- (setq opoint (point))
- (texinfo-print-index nil indexelts)
-
- (if (memq system-type '(vax-vms windows-nt ms-dos))
- (texinfo-sort-region opoint (point))
- (shell-command-on-region opoint (point) "sort -fd" 1))))
-
-(provide 'ptexinfmt)
-
-;;; ptexinfmt.el ends here
projects / elisp / gnus.git- / blobdiff