which will be added to the list at the end of the command.
This ensures we can't run out of space while trying to make
an undo-boundary. */
-Lisp_Object pending_boundary;
+static Lisp_Object pending_boundary;
static void
undo_boundary (struct buffer *b)
}
void
-vars_of_undo (void)
+reinit_vars_of_undo (void)
{
inside_undo = 0;
+}
+
+void
+vars_of_undo (void)
+{
+ reinit_vars_of_undo ();
+
pending_boundary = Qnil;
staticpro (&pending_boundary);
last_undo_buffer = Qnil;