* lisp/gnus/mm-encode.el (mm-default-file-type): New name

Rename from misleading `mm-default-file-encoding`.
(mm-default-file-encoding): Redefine as obsolete alias.

* lisp/mail/sendmail.el (mail-add-attachment):
* lisp/mh-e/mh-mime.el (mh-minibuffer-read-type):
* lisp/gnus/gnus-art.el (gnus-mime-view-part-as-type-internal):
* lisp/gnus/gnus-dired.el (gnus-dired-attach):
* lisp/gnus/mml.el (mml-generate-mime-1, mml-minibuffer-read-type)
(mml-attach-file): Use the new name.

lisp/gnus/gnus-art.el

@@ -5206,7 +5206,7 @@ Use CMD as the process."
 		(mail-content-type-get (mm-handle-type handle) 'name)
 		;; Content-Disposition: attachment; filename=...
 		(cdr (assq 'filename (cdr (mm-handle-disposition handle))))))
-	 (def-type (and name (mm-default-file-encoding name))))
+	 (def-type (and name (mm-default-file-type name))))
     (or (and def-type (cons def-type 0))
 	(and handle
 	     (equal (mm-handle-media-supertype handle) "text")

lisp/gnus/gnus-dired.el

@@ -40,7 +40,6 @@
 
 (require 'dired)
 (autoload 'mml-attach-file "mml")
-(autoload 'mm-default-file-encoding "mm-decode");; Shift this to `mailcap.el'?
 (autoload 'mailcap-extension-to-mime "mailcap")
 (autoload 'mailcap-mime-info "mailcap")
 
@@ -166,8 +165,9 @@ filenames."
       (goto-char (point-max))		;attach at end of buffer
       (while files-to-attach
 	(mml-attach-file (car files-to-attach)
-			 (or (mm-default-file-encoding (car files-to-attach))
+			 (or (mm-default-file-type (car files-to-attach))
-			     "application/octet-stream") nil)
+			     "application/octet-stream")
+			 nil)
 	(setq files-to-attach (cdr files-to-attach)))
       (message "Attached file(s) %s" files-str))))
 

lisp/gnus/mm-encode.el

@@ -98,9 +98,12 @@ This variable should never be set directly, but bound before a call to
     boundary))
 
 ;;;###autoload
-(defun mm-default-file-encoding (file)
+(define-obsolete-function-alias 'mm-default-file-encoding
-  "Return a default encoding for FILE."
+  #'mm-default-file-type "future") ;Old bad name.
-  (if (not (string-match "\\.[^.]+$" file))
+;;;###autoload
+(defun mm-default-file-type (file)
+  "Return a default content type for FILE."
+  (if (not (string-match "\\.[^.]+\\'" file))
       "application/octet-stream"
     (mailcap-extension-to-mime (match-string 0 file))))
 

lisp/gnus/mml.el

@@ -617,7 +617,7 @@ type detected."
 	       (filename (cdr (assq 'filename cont)))
 	       (type (or (cdr (assq 'type cont))
 			 (if filename
-			     (or (mm-default-file-encoding filename)
+			     (or (mm-default-file-type filename)
 				 "application/octet-stream")
 			   "text/plain")))
 	       (charset (cdr (assq 'charset cont)))
@@ -775,7 +775,7 @@ type detected."
 	  (insert "Content-Type: "
 		  (or (cdr (assq 'type cont))
 		      (if name
-			  (or (mm-default-file-encoding name)
+			  (or (mm-default-file-type name)
 			      "application/octet-stream")
 			"text/plain"))
 		  "\n")
@@ -1304,7 +1304,7 @@ If not set, `default-directory' will be used."
   (require 'mailcap)
   (mailcap-parse-mimetypes)
   (let* ((default (or default
-		      (mm-default-file-encoding name)
+		      (mm-default-file-type name)
 		      ;; Perhaps here we should check what the file
 		      ;; looks like, and offer text/plain if it looks
 		      ;; like text/plain.
@@ -1426,7 +1426,7 @@ will be computed and used."
   (interactive
    (let* ((file (mml-minibuffer-read-file "Attach file: "))
 	  (type (if current-prefix-arg
-		    (or (mm-default-file-encoding file)
+		    (or (mm-default-file-type file)
 			"application/octet-stream")
 		  (mml-minibuffer-read-type file)))
 	  (description (if current-prefix-arg

lisp/mail/sendmail.el

@@ -1800,14 +1800,14 @@ If the current line has `mail-yank-prefix', insert it on the new line."
 
 (declare-function mml-attach-file "mml"
 		  (file &optional type description disposition))
-(declare-function mm-default-file-encoding "mm-encode" (file))
 
 (defun mail-add-attachment (file)
   "Add FILE as a MIME attachment to the end of the mail message being composed."
   (interactive "fAttach file: ")
   (mml-attach-file file
-		   (or (mm-default-file-encoding file)
+		   (or (mm-default-file-type file)
-		       "application/octet-stream") nil)
+		       "application/octet-stream")
+		   nil)
   (setq mail-encode-mml t))
 
 

lisp/mh-e/mh-mime.el

@@ -1725,14 +1725,14 @@ a type (see `mailcap-mime-types').
 Optional argument DEFAULT is returned if a type isn't entered."
   (mailcap-parse-mimetypes)
   (let* ((default (or default
-                      (mm-default-file-encoding filename)
+                      (mm-default-file-type filename)
                       "application/octet-stream"))
          (probed-type (mh-file-mime-type filename))
          (type (or (and (not (equal probed-type "application/octet-stream"))
                         probed-type)
                    (completing-read
                     (format "Content type (default %s): " default)
-                    (mapcar 'list (mailcap-mime-types))))))
+                    (mapcar #'list (mailcap-mime-types))))))
     (if (not (equal type ""))
         type
       default)))