(fill-paragraph-function): Doc fix.

(fill-paragraph): Bind fill-paragraph-function to t to avoid recursion.

diff --git a/lisp/textmodes/fill.el b/lisp/textmodes/fill.el
index bd157316b4fb7186bc789872884423651c39ff4b..7318a52d8a90ae1f6334a4329e169783cabeed7a 100644 (file)
--- a/lisp/textmodes/fill.el
+++ b/lisp/textmodes/fill.el
@@ -52,7 +52,8 @@ A value of nil means that any change in indentation starts a new paragraph."
 
 (defvar fill-paragraph-function nil
   "Mode-specific function to fill a paragraph, or nil if there is none.
-If the function returns nil, then `fill-paragraph' does its normal work.")
+If the function returns nil, then `fill-paragraph' does its normal work.
+A value of t means explicitly \"do nothing special\".")
 
 (defvar fill-paragraph-handle-comment t
   "Non-nil means paragraph filling will try to pay attention to comments.")
@@ -761,7 +762,8 @@ If `fill-paragraph-function' is nil, return the `fill-prefix' used for filling."
                 (barf-if-buffer-read-only)
                 (list (if current-prefix-arg 'full))))
   ;; First try fill-paragraph-function.
-  (or (and (or fill-paragraph-function
+  (or (and (not (eq fill-paragraph-function t))
+          (or fill-paragraph-function
               (and (minibufferp (current-buffer))
                    (= 1 (point-min))))
           (let ((function (or fill-paragraph-function
@@ -773,7 +775,7 @@ If `fill-paragraph-function' is nil, return the `fill-prefix' used for filling."
                 ;; fill-paragraph-handle-comment back to t explicitly or
                 ;; return nil.
                 (fill-paragraph-handle-comment nil)
-                fill-paragraph-function)
+                (fill-paragraph-function t))
             (funcall function arg)))
       ;; Then try our syntax-aware filling code.
       (and fill-paragraph-handle-comment