(auto-revert-verbose, global-auto-revert-non-file-buffers)

(global-auto-revert-mode, auto-revert-set-timer)
(auto-revert-handler, auto-revert-buffers): Doc fixes.

diff --git a/lisp/autorevert.el b/lisp/autorevert.el
index 9d140efba84337f5c17409451445479f3902101f..74dfd934442a7cf09619e399d2cf8e140b4beb87 100644 (file)
--- a/lisp/autorevert.el
+++ b/lisp/autorevert.el
@@ -132,9 +132,7 @@ next editing session."
 
 (defcustom auto-revert-verbose t
   "When nil, Auto-Revert Mode will not generate any messages.
-
-Currently, messages are generated when the mode is activated or
-deactivated, and whenever a file is reverted."
+When non-nil, a message is generated whenever a file is reverted."
   :group 'auto-revert
   :type 'boolean)
 
@@ -170,7 +168,8 @@ would only waste precious space."
   "When nil only file buffers are reverted by Global Auto-Revert Mode.
 
 When non-nil, both file buffers and buffers with a custom
-`revert-buffer-function' are reverted by Global Auto-Revert Mode.
+`revert-buffer-function' and a `buffer-stale-function' are
+reverted by Global Auto-Revert Mode.
 
 Use this option with care since it could lead to excessive reverts.
 Note also that for some non-file buffers the check whether the
@@ -244,7 +243,7 @@ This function is designed to be added to hooks, for example:
 
 ;;;###autoload
 (define-minor-mode global-auto-revert-mode
-  "Revert any buffer when file on disk change.
+  "Revert any buffer when file on disk changes.
 
 With arg, turn Auto Revert mode on globally if and only if arg is positive.
 This is a minor mode that affects all buffers.
@@ -256,7 +255,11 @@ Use `auto-revert-mode' to revert a particular buffer."
 
 
 (defun auto-revert-set-timer ()
-  "Restart or cancel the timer."
+  "Restart or cancel the timer used by Auto-Revert Mode.
+If such a timer is running, cancel it.  Start a new timer if
+Global Auto-Revert Mode is active or if Auto-Revert Mode is active
+in some buffer.  Restarting the timer ensures that Auto-Revert Mode
+will use an up-to-date value of `auto-revert-interval'"
   (interactive)
   (if (timerp auto-revert-timer)
       (cancel-timer auto-revert-timer))
@@ -331,7 +334,8 @@ Use `auto-revert-mode' to revert a particular buffer."
          ))))))
 
 (defun auto-revert-handler ()
-  "Revert current buffer."
+  "Revert current buffer, if appropriate.
+This is an internal function used by Auto-Revert Mode."
   (unless (buffer-modified-p)
     (let (revert)
       (cond
@@ -365,10 +369,11 @@ Should `global-auto-revert-mode' be active all file buffers are checked.
 Should `auto-revert-mode' be active in some buffers, those buffers
 are checked.
 
-Non-file buffers that have a custom `revert-buffer-function' are
-reverted either when Auto-Revert Mode is active in that buffer, or
-when the variable `global-auto-revert-non-file-buffers' is non-nil
-and Global Auto-Revert Mode is active.
+Non-file buffers that have a custom `revert-buffer-function' and
+a `buffer-stale-function' are reverted either when Auto-Revert
+Mode is active in that buffer, or when the variable
+`global-auto-revert-non-file-buffers' is non-nil and Global
+Auto-Revert Mode is active.
 
 This function stops whenever there is user input.  The buffers not
 checked are stored in the variable `auto-revert-remaining-buffers'.