(gdb-many-windows): Echo new state in minibuffer.

diff --git a/lisp/progmodes/gdb-ui.el b/lisp/progmodes/gdb-ui.el
index db847b74cf5262da7bf37c8aba03604bd1ebff39..002bae1b01996f327751577539ac2f325b26e19d 100644 (file)
--- a/lisp/progmodes/gdb-ui.el
+++ b/lisp/progmodes/gdb-ui.el
@@ -51,7 +51,8 @@
 ;; annotations to GDB/MI.
 
 ;; This mode SHOULD WORK WITH GDB 5.0 onwards but you will NEED GDB 6.0
-;; onwards to use watch expressions.
+;; onwards to use watch expressions.  It works best with GDB 6.4 where
+;; watch expressions will update more quickly.
 
 ;;; Windows Platforms:
 
@@ -2577,6 +2578,8 @@ With arg, display additional buffers iff arg is positive."
        (if (null arg)
            (not gdb-many-windows)
          (> (prefix-numeric-value arg) 0)))
+  (message (format "Display of other windows %sabled"
+                  (if gdb-many-windows "en" "dis")))
   (if (and gud-comint-buffer
           (buffer-name gud-comint-buffer))
       (condition-case nil