Renamed all pmail* files to rmail*.

lisp/mail/rmailedit.el

+;;; rmailedit.el --- "RMAIL edit mode"  Edit the current message
+
+;; Copyright (C) 1985, 1994, 2001, 2002, 2003, 2004, 2005, 2006,
+;;   2007, 2008, 2009 Free Software Foundation, Inc.
+
+;; Maintainer: FSF
+;; Keywords: mail
+
+;; 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 3 of the License, 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.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;;; Code:
+
+(eval-when-compile
+  (require 'rmail)
+  (require 'rmailsum))
+
+(defcustom rmail-edit-mode-hook nil
+  "List of functions to call when editing an RMAIL message."
+  :type 'hook
+  :version "21.1"
+  :group 'rmail-edit)
+
+(defvar rmail-old-text)
+
+(defvar rmail-edit-map nil)
+(if rmail-edit-map
+    nil
+  ;; Make a keymap that inherits text-mode-map.
+  (setq rmail-edit-map (make-sparse-keymap))
+  (set-keymap-parent rmail-edit-map text-mode-map)
+  (define-key rmail-edit-map "\C-c\C-c" 'rmail-cease-edit)
+  (define-key rmail-edit-map "\C-c\C-]" 'rmail-abort-edit))
+
+;; Rmail Edit mode is suitable only for specially formatted data.
+(put 'rmail-edit-mode 'mode-class 'special)
+
+(declare-function rmail-summary-disable "" ())
+(declare-function rmail-summary-enable "rmailsum" ())
+
+(defun rmail-edit-mode ()
+  "Major mode for editing the contents of an RMAIL message.
+The editing commands are the same as in Text mode, together with two commands
+to return to regular RMAIL:
+  *  \\[rmail-abort-edit] cancels the changes
+     you have made and returns to RMAIL
+  *  \\[rmail-cease-edit] makes them permanent.
+This functions runs the normal hook `rmail-edit-mode-hook'.
+\\{rmail-edit-map}"
+  (if (rmail-summary-exists)
+      (save-excursion
+	(set-buffer rmail-summary-buffer)
+	(rmail-summary-disable)))
+  (let (rmail-buffer-swapped)
+    ;; Prevent change-major-mode-hook from unswapping the buffers.
+    (delay-mode-hooks (text-mode))
+    (use-local-map rmail-edit-map)
+    (setq major-mode 'rmail-edit-mode)
+    (setq mode-name "RMAIL Edit")
+    (if (boundp 'mode-line-modified)
+	(setq mode-line-modified (default-value 'mode-line-modified))
+      (setq mode-line-format (default-value 'mode-line-format)))
+    (run-mode-hooks 'rmail-edit-mode-hook)))
+
+(defvar rmail-old-pruned nil)
+(put 'rmail-old-pruned 'permanent-local t)
+
+;;;###autoload
+(defun rmail-edit-current-message ()
+  "Edit the contents of this message."
+  (interactive)
+  (if (= rmail-total-messages 0)
+      (error "No messages in this buffer"))
+  (make-local-variable 'rmail-old-pruned)
+  (setq rmail-old-pruned (eq rmail-header-style 'normal))
+  (rmail-edit-mode)
+  (make-local-variable 'rmail-old-text)
+  (save-restriction
+    (widen)
+    (setq rmail-old-text (buffer-substring (point-min) (point-max))))
+  (setq buffer-read-only nil)
+  (setq buffer-undo-list nil)
+  (force-mode-line-update)
+  (if (and (eq (key-binding "\C-c\C-c") 'rmail-cease-edit)
+	   (eq (key-binding "\C-c\C-]") 'rmail-abort-edit))
+      (message "Editing: Type C-c C-c to return to Rmail, C-c C-] to abort")
+    (message "%s" (substitute-command-keys
+		   "Editing: Type \\[rmail-cease-edit] to return to Rmail, \\[rmail-abort-edit] to abort"))))
+
+(defun rmail-cease-edit ()
+  "Finish editing message; switch back to Rmail proper."
+  (interactive)
+  (if (rmail-summary-exists)
+      (save-excursion
+	(set-buffer rmail-summary-buffer)
+	(rmail-summary-enable)))
+  (widen)
+  ;; Disguise any "From " lines so they don't start a new message.
+  (save-excursion
+    (goto-char (point-min))
+    (while (search-forward "\nFrom " nil t)
+      (beginning-of-line)
+      (insert ">")))
+  ;; Make sure buffer ends with a blank line
+  ;; so as not to run this message together with the following one.
+  (save-excursion
+    (goto-char (point-max))
+    (if (/= (preceding-char) ?\n)
+	(insert "\n"))
+    (unless (looking-back "\n\n")
+      (insert "\n")))
+  (let ((old rmail-old-text)
+	character-coding is-text-message coding-system
+	headers-end)
+    ;; Go back to Rmail mode, but carefully.
+    (force-mode-line-update)
+    (let (rmail-buffer-swapped)
+      (kill-all-local-variables)
+      (rmail-mode-1)
+      (if (boundp 'tool-bar-map)
+	  (set (make-local-variable 'tool-bar-map) rmail-tool-bar-map))
+      (setq buffer-undo-list t)
+      (rmail-variables))
+    ;; If text has really changed, mark message as edited.
+    (unless (and (= (length old) (- (point-max) (point-min)))
+		 (string= old (buffer-substring (point-min) (point-max))))
+      (setq old nil)
+      (goto-char (point-min))
+      (search-forward "\n\n")
+      (setq headers-end (point))
+
+      (rmail-swap-buffers-maybe)
+
+      (setq character-coding (mail-fetch-field "content-transfer-encoding")
+	    is-text-message (rmail-is-text-p)
+	    coding-system (rmail-get-coding-system))
+      (if character-coding
+	  (setq character-coding (downcase character-coding)))
+
+      (narrow-to-region (rmail-msgbeg rmail-current-message)
+			(rmail-msgend rmail-current-message))
+      (goto-char (point-min))
+      (search-forward "\n\n")
+      (let ((inhibit-read-only t)
+	    (headers-end-1 (point)))
+	(insert-buffer-substring rmail-view-buffer headers-end)
+	(delete-region (point) (point-max))
+
+	;; Re-encode the message body in whatever
+	;; way it was decoded.
+	(cond
+	 ((string= character-coding "quoted-printable")
+	  (mail-quote-printable-region headers-end-1 (point-max)))
+	 ((and (string= character-coding "base64") is-text-message)
+	  (base64-encode-region headers-end-1 (point-max)))
+	 ((eq character-coding 'uuencode)
+	  (error "Not supported yet."))
+	 (t
+	  (if (or (not coding-system) (not (coding-system-p coding-system)))
+	      (setq coding-system 'undecided))
+	  (encode-coding-region headers-end-1 (point-max) coding-system)))
+	))
+
+    (rmail-set-attribute rmail-edited-attr-index t)
+	
+    ;;??? BROKEN perhaps.
+    ;; I think that the Summary-Line header may not be kept there any more.
+;;;       (if (boundp 'rmail-summary-vector)
+;;; 	  (progn
+;;; 	    (aset rmail-summary-vector (1- rmail-current-message) nil)
+;;; 	    (save-excursion
+;;; 	      (rmail-widen-to-current-msgbeg
+;;; 		(function (lambda ()
+;;; 			    (forward-line 2)
+;;; 			    (if (looking-at "Summary-line: ")
+;;; 				(let ((buffer-read-only nil))
+;;; 				  (delete-region (point)
+;;; 						 (progn (forward-line 1)
+;;; 							(point)))))))))))
+    )
+
+  (save-excursion
+    (rmail-show-message)
+    (rmail-toggle-header (if rmail-old-pruned 1 0)))
+  (run-hooks 'rmail-mode-hook))
+
+(defun rmail-abort-edit ()
+  "Abort edit of current message; restore original contents."
+  (interactive)
+  (widen)
+  (delete-region (point-min) (point-max))
+  (insert rmail-old-text)
+  (rmail-cease-edit)
+  (rmail-highlight-headers))
+
+(provide 'rmailedit)
+
+;; Local Variables:
+;; change-log-default-name: "ChangeLog.rmail"
+;; End:
+
+;; arch-tag: 9524f335-12cc-4e95-9e9b-3208dc30550b
+;;; rmailedit.el ends here

lisp/mail/rmailkwd.el

+;;; rmailkwd.el --- part of the "RMAIL" mail reader for Emacs
+
+;; Copyright (C) 1985, 1988, 1994, 2001, 2002, 2003, 2004, 2005, 2006,
+;;   2007, 2008, 2009  Free Software Foundation, Inc.
+
+;; Maintainer: FSF
+;; Keywords: mail
+
+;; 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 3 of the License, 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.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;;; Code:
+
+(require 'rmail)
+
+;; Global to all RMAIL buffers.  It exists primarily for the sake of
+;; completion.  It is better to use strings with the label functions
+;; and let them worry about making the label.
+
+(defvar rmail-label-obarray (make-vector 47 0))
+
+(mapc (function (lambda (s) (intern s rmail-label-obarray)))
+      '("deleted" "answered" "filed" "forwarded" "unseen" "edited"
+	"resent"))
+
+(defun rmail-make-label (s)
+  (intern (downcase s) rmail-label-obarray))
+
+;;;###autoload
+(defun rmail-add-label (string)
+  "Add LABEL to labels associated with current RMAIL message.
+Performs completion over known labels when reading."
+  (interactive (list (rmail-read-label "Add label")))
+  (rmail-set-label string t))
+
+;;;###autoload
+(defun rmail-kill-label (string)
+  "Remove LABEL from labels associated with current RMAIL message.
+Performs completion over known labels when reading."
+  (interactive (list (rmail-read-label "Remove label")))
+  (rmail-set-label string nil))
+
+;;;###autoload
+(defun rmail-read-label (prompt)
+  (let ((result
+	 (completing-read (concat prompt
+				  (if rmail-last-label
+				      (concat " (default "
+					      (symbol-name rmail-last-label)
+					      "): ")
+				    ": "))
+			  rmail-label-obarray
+			  nil
+			  nil)))
+    (if (string= result "")
+	rmail-last-label
+      (setq rmail-last-label (rmail-make-label result)))))
+
+(defun rmail-set-label (label state &optional msg)
+  "Set LABEL as present or absent according to STATE in message MSG."
+  (with-current-buffer rmail-buffer
+    (rmail-maybe-set-message-counters)
+    (if (not msg) (setq msg rmail-current-message))
+    ;; Force recalculation of summary for this message.
+    (aset rmail-summary-vector (1- msg) nil)
+    (let (attr-index)
+      ;; Is this label an attribute?
+      (dotimes (i (length rmail-attr-array))
+	(if (string= (cadr (aref rmail-attr-array i)) label)
+	    (setq attr-index i)))
+      (if attr-index
+	  ;; If so, set it as an attribute.
+	  (rmail-set-attribute attr-index state msg)
+	;; Is this keyword already present in msg's keyword list?
+	(let* ((header (rmail-get-header rmail-keyword-header msg))
+	       (regexp (concat ", " (regexp-quote (symbol-name label)) ","))
+	       (present (string-match regexp (concat ", " header ","))))
+	  ;; If current state is not correct,
+	  (unless (eq present state)
+	    ;; either add it or delete it.
+	    (rmail-set-header
+	     rmail-keyword-header msg
+	     (if state
+		 ;; Add this keyword at the end.
+		 (if (and header (not (string= header "")))
+		     (concat header ", " (symbol-name label))
+		   (symbol-name label))
+	       ;; Delete this keyword.
+	       (let ((before (substring header 0
+					(max 0 (- (match-beginning 0) 2))))
+		     (after (substring header
+				       (min (length header)
+					    (- (match-end 0) 1)))))
+		 (cond ((string= before "")
+			after)
+		       ((string= after "")
+			before)
+		       (t (concat before ", " after)))))))))
+      (if (= msg rmail-current-message)
+	  (rmail-display-labels)))))
+
+;; Motion on messages with keywords.
+
+;;;###autoload
+(defun rmail-previous-labeled-message (n labels)
+  "Show previous message with one of the labels LABELS.
+LABELS should be a comma-separated list of label names.
+If LABELS is empty, the last set of labels specified is used.
+With prefix argument N moves backward N messages with these labels."
+  (interactive "p\nsMove to previous msg with labels: ")
+  (rmail-next-labeled-message (- n) labels))
+
+(declare-function mail-comma-list-regexp "mail-utils" (labels))
+
+;;;###autoload
+(defun rmail-next-labeled-message (n labels)
+  "Show next message with one of the labels LABELS.
+LABELS should be a comma-separated list of label names.
+If LABELS is empty, the last set of labels specified is used.
+With prefix argument N moves forward N messages with these labels."
+  (interactive "p\nsMove to next msg with labels: ")
+  (if (string= labels "")
+      (setq labels rmail-last-multi-labels))
+  (or labels
+      (error "No labels to find have been specified previously"))
+  (set-buffer rmail-buffer)
+  (setq rmail-last-multi-labels labels)
+  (rmail-maybe-set-message-counters)
+  (let ((lastwin rmail-current-message)
+	(current rmail-current-message)
+	(regexp (concat ", ?\\("
+			(mail-comma-list-regexp labels)
+			"\\),")))
+    (while (and (> n 0) (< current rmail-total-messages))
+      (setq current (1+ current))
+      (if (string-match regexp (rmail-get-labels current))
+	  (setq lastwin current n (1- n))))
+    (while (and (< n 0) (> current 1))
+      (setq current (1- current))
+      (if (string-match regexp (rmail-get-labels current))
+	  (setq lastwin current n (1+ n))))
+    (if (< n 0)
+	(error "No previous message with labels %s" labels)
+      (if (> n 0)
+	  (error "No following message with labels %s" labels)
+	(rmail-show-message lastwin)))))
+
+(provide 'rmailkwd)
+
+;; Local Variables:
+;; change-log-default-name: "ChangeLog.rmail"
+;; End:
+
+;; arch-tag: 1149979c-8e47-4333-9629-cf3dc887a6a7
+;;; rmailkwd.el ends here

lisp/mail/rmailmm.el

+;;; rmailmm.el --- MIME decoding and display stuff for RMAIL
+
+;; Copyright (C) 2006, 2007, 2008, 2009  Free Software Foundation, Inc.
+
+;; Maintainer: FSF
+;; Keywords: mail
+
+;; 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 3 of the License, 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.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; Essentially based on the design of Alexander Pohoyda's MIME
+;; extensions (mime-display.el and mime.el).  To use, copy a complete
+;; message into a new buffer and call (mime-show t).
+
+;; To use:
+
+;; (autoload 'rmail-mime "rmailmm"
+;;   "Show MIME message." t)
+;; (add-hook 'rmail-mode-hook
+;;           (lambda ()
+;;             (define-key rmail-mode-map (kbd "v")
+;;               'rmail-mime)))
+
+;;; Code:
+
+(require 'rmail)
+(require 'mail-parse)
+
+;;; Variables
+
+(defcustom rmail-mime-media-type-handlers-alist
+  '(("multipart/.*" rmail-mime-multipart-handler)
+    ("text/.*" rmail-mime-text-handler)
+    ("text/\\(x-\\)?patch" rmail-mime-bulk-handler)
+    ("application/pgp-signature" rmail-mime-application/pgp-signature-handler)
+    ("\\(image\\|audio\\|video\\|application\\)/.*" rmail-mime-bulk-handler))
+  "Alist of media type handlers, also known as agents.
+Every handler is a list of type (string symbol) where STRING is a
+regular expression to match the media type with and SYMBOL is a
+function to run.  Handlers should return a non-nil value if the
+job is done."
+  :type 'list
+  :group 'mime)
+
+(defcustom rmail-mime-attachment-dirs-alist
+  '(("text/.*" "~/Documents")
+    ("image/.*" "~/Pictures")
+    (".*" "~/Desktop" "~" "/tmp"))
+  "Default directories to save attachments into.
+Each media type may have it's own list of directories in order of
+preference.  The first existing directory in the list will be
+used."
+  :type 'list
+  :group 'mime)
+
+(defvar rmail-mime-total-number-of-bulk-attachments 0
+  "A total number of attached bulk bodyparts in the message.  If more than 3,
+offer a way to save all attachments at once.")
+(put 'rmail-mime-total-number-of-bulk-attachments 'permanent-local t)
+
+;;; Buttons
+
+(defun rmail-mime-save (button)
+  "Save the attachment using info in the BUTTON."
+  (let* ((filename (button-get button 'filename))
+	 (directory (button-get button 'directory))
+	 (data (button-get button 'data)))
+    (while (file-exists-p (expand-file-name filename directory))
+      (let* ((f (file-name-sans-extension filename))
+	     (i 1))
+	(when (string-match "-\\([0-9]+\\)$" f)
+	  (setq i (1+ (string-to-number (match-string 1 f)))
+		f (substring f 0 (match-beginning 0))))
+	(setq filename (concat f "-" (number-to-string i) "."
+			       (file-name-extension filename)))))
+    (setq filename (expand-file-name
+		    (read-file-name (format "Save as (default: %s): " filename)
+				    directory
+				    (expand-file-name filename directory))
+		    directory))
+    (when (file-regular-p filename)
+      (error (message "File `%s' already exists" filename)))
+    (with-temp-file filename
+      (set-buffer-file-coding-system 'no-conversion)
+      (insert data))))
+
+(define-button-type 'rmail-mime-save
+  'action 'rmail-mime-save)
+
+;;; Handlers
+
+(defun rmail-mime-text-handler (content-type
+				content-disposition
+				content-transfer-encoding)
+  "Handle the current buffer as a plain text MIME part."
+  (let* ((charset (cdr (assq 'charset (cdr content-type))))
+	 (coding-system (when charset
+			  (intern (downcase charset)))))
+    (when (coding-system-p coding-system)
+      (decode-coding-region (point-min) (point-max) coding-system))))
+
+(defun test-rmail-mime-handler ()
+  "Test of a mail using no MIME parts at all."
+  (let ((mail "To: alex@gnu.org
+Content-Type: text/plain; charset=koi8-r
+Content-Transfer-Encoding: 8bit
+MIME-Version: 1.0
+
+\372\304\322\301\327\323\324\327\325\312\324\305\41"))
+    (switch-to-buffer (get-buffer-create "*test*"))
+    (erase-buffer)
+    (set-buffer-multibyte nil)
+    (insert mail)
+    (rmail-mime-show t)
+    (set-buffer-multibyte t)))
+
+(defun rmail-mime-bulk-handler (content-type
+				content-disposition
+				content-transfer-encoding)
+  "Handle the current buffer as an attachment to download."
+  (setq rmail-mime-total-number-of-bulk-attachments
+	(1+ rmail-mime-total-number-of-bulk-attachments))
+  ;; Find the default directory for this media type
+  (let* ((directory (catch 'directory
+		      (dolist (entry rmail-mime-attachment-dirs-alist)
+			(when (string-match (car entry) (car content-type))
+			  (dolist (dir (cdr entry))
+			    (when (file-directory-p dir)
+			      (throw 'directory dir)))))))
+	 (filename (or (cdr (assq 'name (cdr content-type)))
+		       (cdr (assq 'filename (cdr content-disposition)))
+		       "noname"))
+	 (label (format "\nAttached %s file: " (car content-type)))
+	 (data (buffer-string)))
+    (delete-region (point-min) (point-max))
+    (insert label)
+    (insert-button filename
+		   :type 'rmail-mime-save
+		   'filename filename
+		   'directory directory
+		   'data data)))
+
+(defun test-rmail-mime-bulk-handler ()
+  "Test of a mail used as an example in RFC 2183."
+  (let ((mail "Content-Type: image/jpeg
+Content-Disposition: attachment; filename=genome.jpeg;
+  modification-date=\"Wed, 12 Feb 1997 16:29:51 -0500\";
+Content-Description: a complete map of the human genome
+Content-Transfer-Encoding: base64
+
+iVBORw0KGgoAAAANSUhEUgAAADAAAAAwCAMAAABg3Am1AAAABGdBTUEAALGPC/xhBQAAAAZQ
+TFRF////AAAAVcLTfgAAAPZJREFUeNq9ldsOwzAIQ+3//+l1WlvA5ZLsoUiTto4TB+ISoAjy
++ITfRBfcAmgRFFeAm+J6uhdKdFhFWUgDkFsK0oUp/9G2//Kj7Jx+5tSKOdBscgUYiKHRS/me
+WATQdRUvAK0Bnmshmtn79PpaLBbbOZkjKvRnjRZoRswOkG1wFchKew2g9wXVJVZL/m4+B+vv
+9AxQQR2Q33SgAYJzzVACdAWjAfRYzYFO9n6SLnydtQHSMxYDMAKqZ/8FS/lTK+zuq3CtK64L
+UDwbgUEAUmk2Zyg101d6PhCDySgAvTvDgKiuOrc4dLxUb7UMnhGIexyI+d6U+ABuNAP4Simx
+lgAAAABJRU5ErkJggg==
+"))
+    (switch-to-buffer (get-buffer-create "*test*"))
+    (erase-buffer)
+    (insert mail)
+    (rmail-mime-show)))
+
+(defun rmail-mime-multipart-handler (content-type
+				     content-disposition
+				     content-transfer-encoding)
+  "Handle the current buffer as a multipart MIME body.
+The current buffer should be narrowed to the body.  CONTENT-TYPE,
+CONTENT-DISPOSITION, and CONTENT-TRANSFER-ENCODING are the values
+of the respective parsed headers.  See `rmail-mime-handle' for their
+format."
+  ;; Some MUAs start boundaries with "--", while it should start
+  ;; with "CRLF--", as defined by RFC 2046:
+  ;;    The boundary delimiter MUST occur at the beginning of a line,
+  ;;    i.e., following a CRLF, and the initial CRLF is considered to
+  ;;    be attached to the boundary delimiter line rather than part
+  ;;    of the preceding part.
+  ;; We currently don't handle that.
+  (let ((boundary (cdr (assq 'boundary content-type)))
+	beg end next)
+    (unless boundary
+      (rmail-mm-get-boundary-error-message
+       "No boundary defined" content-type content-disposition
+       content-transfer-encoding))
+    (setq boundary (concat "\n--" boundary))
+    ;; Hide the body before the first bodypart
+    (goto-char (point-min))
+    (when (and (search-forward boundary nil t)
+	       (looking-at "[ \t]*\n"))
+      (delete-region (point-min) (match-end 0)))
+    ;; Reset the counter
+    (setq rmail-mime-total-number-of-bulk-attachments 0)
+    ;; Loop over all body parts, where beg points at the beginning of
+    ;; the part and end points at the end of the part.  next points at
+    ;; the beginning of the next part.
+    (setq beg (point-min))
+    (while (search-forward boundary nil t)
+      (setq end (match-beginning 0))
+      ;; If this is the last boundary according to RFC 2046, hide the
+      ;; epilogue, else hide the boundary only.  Use a marker for
+      ;; `next' because `rmail-mime-show' may change the buffer.
+      (cond ((looking-at "--[ \t]*\n")
+	     (setq next (point-max-marker)))
+	    ((looking-at "[ \t]*\n")
+	     (setq next (copy-marker (match-end 0))))
+	    (t
+	     (rmail-mm-get-boundary-error-message
+	      "Malformed boundary" content-type content-disposition
+	      content-transfer-encoding)))
+      (delete-region end next)
+      ;; Handle the part.
+      (save-match-data
+	(save-excursion
+	  (save-restriction
+	    (narrow-to-region beg end)
+	    (rmail-mime-show))))
+      (setq beg next)
+      (goto-char beg))))
+
+(defun test-rmail-mime-multipart-handler ()
+  "Test of a mail used as an example in RFC 2046."
+  (let ((mail "From: Nathaniel Borenstein <nsb@bellcore.com>