(Fgarbage_collect): Update call to truncate_undo_list.

[gnu-emacs] / src / macros.c

diff --git a/src/macros.c b/src/macros.c
index d0219a3be0401c8a613e86376563b9b73438a3dd..09ae87b0a593d931d99f8c929764e0a9bde4e264 100644 (file)
--- a/src/macros.c
+++ b/src/macros.c
@@ -392,7 +392,9 @@ syms_of_macros ()
   defsubr (&Sstore_kbd_macro_event);
 
   DEFVAR_KBOARD ("defining-kbd-macro", defining_kbd_macro,
-                doc: /* Non-nil while a keyboard macro is being defined.  Don't set this!  */);
+                doc: /* Non-nil while a keyboard macro is being defined.  Don't set this!
+The value is the symbol `append' while appending to the definition of
+an existing macro.  */);
 
   DEFVAR_LISP ("executing-macro", &Vexecuting_macro,
               doc: /* Currently executing keyboard macro (string or vector); nil if none executing.  */);