;;; mm-util.el --- Utility functions for Mule and low level things
-;; Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003
+;; Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004
;; Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
mm-mime-mule-charset-alist)
nil t))))
(subst-char-in-string
- . (lambda (from to string) ;; stolen (and renamed) from nnheader.el
- "Replace characters in STRING from FROM to TO."
- (let ((string (substring string 0)) ;Copy string.
+ . (lambda (from to string &optional inplace) ;; stolen (and renamed) from nnheader.el
+ "Replace characters in STRING from FROM to TO.
+ Unless optional argument INPLACE is non-nil, return a new string."
+ (let ((string (if inplace string (copy-sequence string)))
(len (length string))
(idx 0))
;; Replace all occurrences of FROM with TO.
(defvar mm-charset-synonym-alist
`(
- ;; Perfectly fine? A valid MIME name, anyhow.
- ,@(unless (mm-coding-system-p 'big5)
- '((big5 . cn-big5)))
;; Not in XEmacs, but it's not a proper MIME charset anyhow.
,@(unless (mm-coding-system-p 'x-ctext)
'((x-ctext . ctext)))
- ;; Apparently not defined in Emacs 20, but is a valid MIME name.
- ,@(unless (mm-coding-system-p 'gb2312)
- '((gb2312 . cn-gb-2312)))
;; ISO-8859-15 is very similar to ISO-8859-1. But it's _different_!
,@(unless (mm-coding-system-p 'iso-8859-15)
'((iso-8859-15 . iso-8859-1)))
,@(if (and (not (mm-coding-system-p 'windows-1250))
(mm-coding-system-p 'cp1250))
'((windows-1250 . cp1250)))
+ ;; A Microsoft misunderstanding.
+ ,@(unless (mm-coding-system-p 'ks_c_5601-1987)
+ (if (mm-coding-system-p 'cp949)
+ '((ks_c_5601-1987 . cp949))
+ '((ks_c_5601-1987 . euc-kr))))
)
"A mapping from invalid charset names to the real charset names.")
(setq cs c)))
cs))))
-(defsubst mm-replace-chars-in-string (string from to)
- (mm-subst-char-in-string from to string))
-
(eval-and-compile
(defvar mm-emacs-mule (and (not (featurep 'xemacs))
(boundp 'default-enable-multibyte-characters)
(put 'mm-with-unibyte-current-buffer 'edebug-form-spec '(body))
(defmacro mm-with-unibyte (&rest forms)
- "Eval the FORMS with the default value of `enable-multibyte-characters' nil, ."
+ "Eval the FORMS with the default value of `enable-multibyte-characters' nil."
`(let (default-enable-multibyte-characters)
,@forms))
(put 'mm-with-unibyte 'lisp-indent-function 0)
(put 'mm-with-unibyte 'edebug-form-spec '(body))
+(defmacro mm-with-multibyte (&rest forms)
+ "Eval the FORMS with the default value of `enable-multibyte-characters' t."
+ `(let ((default-enable-multibyte-characters t))
+ ,@forms))
+(put 'mm-with-multibyte 'lisp-indent-function 0)
+(put 'mm-with-multibyte 'edebug-form-spec '(body))
+
(defun mm-find-charset-region (b e)
"Return a list of Emacs charsets in the region B to E."
(cond
(defun mm-image-load-path (&optional package)
(let (dir result)
(dolist (path load-path (nreverse result))
- (if (file-directory-p
- (setq dir (concat (file-name-directory
- (directory-file-name path))
- "etc/" (or package "gnus/"))))
- (push dir result))
+ (when (and path
+ (file-directory-p
+ (setq dir (concat (file-name-directory
+ (directory-file-name path))
+ "etc/" (or package "gnus/")))))
+ (push dir result))
(push path result))))
;; Fixme: This doesn't look useful where it's used.