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-rw-r--r--lisp/gnus/mm-decode.el26
1 files changed, 12 insertions, 14 deletions
diff --git a/lisp/gnus/mm-decode.el b/lisp/gnus/mm-decode.el
index 46bf4b8d8fe..331174ef2cf 100644
--- a/lisp/gnus/mm-decode.el
+++ b/lisp/gnus/mm-decode.el
@@ -663,11 +663,11 @@ Postpone undisplaying of viewers for types in
(defun mm-copy-to-buffer ()
"Copy the contents of the current buffer to a fresh buffer."
- (let ((obuf (current-buffer))
- beg)
- (goto-char (point-min))
- (search-forward-regexp "^\n" nil t)
- (setq beg (point))
+ (let ((obuf (current-buffer))
+ beg)
+ (goto-char (point-min))
+ (search-forward-regexp "^\n" nil t)
+ (setq beg (point))
(with-current-buffer
;; Preserve the data's unibyteness (for url-insert-file-contents).
(let ((default-enable-multibyte-characters (mm-multibyte-p)))
@@ -1127,17 +1127,15 @@ in HANDLE."
(defmacro mm-with-part (handle &rest forms)
"Run FORMS in the temp buffer containing the contents of HANDLE."
- `(let* ((handle ,handle)
- ;; The multibyteness of the temp buffer should be turned on
- ;; if inserting a multibyte string. Contrarily, the buffer's
- ;; multibyteness should be off if inserting a unibyte string,
- ;; especially if a string contains 8bit data.
- (default-enable-multibyte-characters
- (with-current-buffer (mm-handle-buffer handle)
- (mm-multibyte-p))))
+ ;; The handle-buffer's content is a sequence of bytes, not a sequence of
+ ;; chars, so the buffer should be unibyte. It may happen that the
+ ;; handle-buffer is multibyte for some reason, in which case now is a good
+ ;; time to adjust it, since we know at this point that it should
+ ;; be unibyte.
+ `(let* ((handle ,handle))
(with-temp-buffer
- (insert-buffer-substring (mm-handle-buffer handle))
(mm-disable-multibyte)
+ (insert-buffer-substring (mm-handle-buffer handle))
(mm-decode-content-transfer-encoding
(mm-handle-encoding handle)
(mm-handle-media-type handle))