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+;; -----------------------------------------------------------------------
+;;
+;; Copyright 1994-2008 H. Peter Anvin - All Rights Reserved
+;;
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, Inc., 53 Temple Place Ste 330,
+;; Boston MA 02111-1307, USA; either version 2 of the License, or
+;; (at your option) any later version; incorporated herein by reference.
+;;
+;; -----------------------------------------------------------------------
+
+;;
+;; tracers.inc
+;;
+;; Debugging tracers
+;;
+
+%ifndef _TRACERS_INC
+%define _TRACERS_INC
+
+; Note: The Makefile builds one version with DEBUG_MESSAGES automatically.
+; %define DEBUG_TRACERS 1 ; Uncomment to get debugging tracers
+; %define DEBUG_MESSAGES ; Uncomment to get debugging messages
+
+%ifdef DEBUG_TRACERS
+
+%macro TRACER 1
+ call debug_tracer
+ db %1
+%endmacro
+
+%else ; DEBUG_TRACERS
+
+%macro TRACER 1
+%endmacro
+
+%endif ; DEBUG_TRACERS
+
+%endif ; _TRACERS_INC