X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/8678d9e413593b0abab296551a20589745c459da..11636b221d2897aed5ca9a762d7b61afd20b6168:/lisp/gnus/nnheader.el

diff --git a/lisp/gnus/nnheader.el b/lisp/gnus/nnheader.el
index ae5893ae42..a8e8e7d08e 100644
--- a/lisp/gnus/nnheader.el
+++ b/lisp/gnus/nnheader.el
@@ -1099,6 +1099,26 @@ See `find-file-noselect' for the arguments."
 	       backend-marks)))))
   backend-marks)
 
+(defmacro nnheader-insert-buffer-substring (buffer &optional start end)
+  "Copy string from unibyte buffer to multibyte current buffer."
+  (if (featurep 'xemacs)
+      `(insert-buffer-substring ,buffer ,start ,end)
+    `(if enable-multibyte-characters
+	 (insert (with-current-buffer ,buffer
+		   (mm-string-to-multibyte
+		    ,(if (or start end)
+			 `(buffer-substring (or ,start (point-min))
+					    (or ,end (point-max)))
+		       '(buffer-string)))))
+       (insert-buffer-substring ,buffer ,start ,end))))
+
+(defvar nnheader-last-message-time '(0 0))
+(defun nnheader-message-maybe (&rest args)
+  (let ((now (current-time)))
+    (when (> (float-time (time-subtract now nnheader-last-message-time)) 1)
+      (setq nnheader-last-message-time now)
+      (apply 'nnheader-message args))))
+
 (when (featurep 'xemacs)
   (require 'nnheaderxm))