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;;; mh-xemacs-compat.el --- GNU Emacs Functions needed by XEmacs
;; Copyright (C) 2001, 2002 Free Software Foundation, Inc.
;; Author: FSF
;; Maintainer: Bill Wohler <wohler@newt.com>
;; Keywords: mail
;; See: mh-e.el
;; 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., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.
;;; Commentary:
;;; Change Log:
;; $Id: mh-xemacs-compat.el,v 1.7 2002/04/07 19:20:55 wohler Exp $
;;; Code:
;;; Simple compatibility:
(unless (fboundp 'match-string-no-properties)
(defalias 'match-string-no-properties 'match-string))
;;; Functions from simple.el of Emacs-21.1
;;; simple.el --- basic editing commands for Emacs
;; Copyright (C) 1985, 86, 87, 93, 94, 95, 96, 97, 98, 99, 2000, 2001
;; Free Software Foundation, Inc.
(defun rfc822-goto-eoh ()
;; Go to header delimiter line in a mail message, following RFC822 rules
(goto-char (point-min))
(while (looking-at "^[^: \n]+:\\|^[ \t]")
(forward-line 1))
(point))
;;; Functions from sendmail.el of Emacs-21.1
;;; sendmail.el --- mail sending commands for Emacs.
;; Copyright (C) 1985, 86, 92, 93, 94, 95, 96, 98, 2000, 2001
;; Free Software Foundation, Inc.
(defun mail-header-end ()
"Return the buffer location of the end of headers, as a number."
(save-restriction
(widen)
(save-excursion
(rfc822-goto-eoh)
(point))))
(defun mail-mode-fill-paragraph (arg)
;; Do something special only if within the headers.
(if (< (point) (mail-header-end))
(let (beg end fieldname)
(when (prog1 (re-search-backward "^[-a-zA-Z]+:" nil 'yes)
(setq beg (point)))
(setq fieldname
(downcase (buffer-substring beg (1- (match-end 0))))))
(forward-line 1)
;; Find continuation lines and get rid of their continuation markers.
(while (looking-at "[ \t]")
(delete-horizontal-space)
(forward-line 1))
(setq end (point-marker))
(goto-char beg)
;; If this field contains addresses,
;; make sure we can fill after each address.
(if (member fieldname
'("to" "cc" "bcc" "from" "reply-to"
"resent-to" "resent-cc" "resent-bcc"
"resent-from" "resent-reply-to"))
(while (search-forward "," end t)
(or (looking-at "[ \t]")
(insert " "))))
(fill-region-as-paragraph beg end)
;; Mark all lines except the first as continuations.
(goto-char beg)
(forward-line 1)
(while (< (point) end)
(insert " ")
(forward-line 1))
(move-marker end nil)
t)))
(provide 'mh-xemacs-compat)
;;; mh-xemacs-compat.el ends here
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