Merge from emacs-24; up to 2014-07-27T01:00:26Z!fgallina@gnu.org

[gnu-emacs] / lisp / gnus / nnheader.el

diff --git a/lisp/gnus/nnheader.el b/lisp/gnus/nnheader.el
index 6f871ccb9e879610f499abbe9281398b034778bb..994c2d022c877fb7f07aa85dbfe25100ee365d8e 100644 (file)
--- a/lisp/gnus/nnheader.el
+++ b/lisp/gnus/nnheader.el
@@ -1,7 +1,7 @@
 ;;; nnheader.el --- header access macros for Gnus and its backends
 
-;; Copyright (C) 1987-1990, 1993-1998, 2000-2011
-;;   Free Software Foundation, Inc.
+;; Copyright (C) 1987-1990, 1993-1998, 2000-2014 Free Software
+;; Foundation, Inc.
 
 ;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
 ;;     Lars Magne Ingebrigtsen <larsi@gnus.org>
@@ -26,9 +26,6 @@
 
 ;;; Code:
 
-;; For Emacs <22.2 and XEmacs.
-(eval-and-compile
-  (unless (fboundp 'declare-function) (defmacro declare-function (&rest r))))
 (eval-when-compile (require 'cl))
 
 (defvar nnmail-extra-headers)
@@ -1112,6 +1109,13 @@ See `find-file-noselect' for the arguments."
                       '(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))