1/*
2 * Debug macros for run-time debugging.  Turned on/off with CONFIG_DEBUG option.
3 *
4 * Copyright (C) 2001 MontaVista Software Inc.
5 * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
6 *
7 * This program is free software; you can redistribute  it and/or modify it
8 * under  the terms of  the GNU General  Public License as published by the
9 * Free Software Foundation;  either version 2 of the  License, or (at your
10 * option) any later version.
11 *
12 */
13
14#ifndef _ASM_DEBUG_H
15#define _ASM_DEBUG_H
16
17#include <linux/config.h>
18
19/*
20 * run-time macros for catching spurious errors.  Eable CONFIG_DEBUG in
21 * kernel hacking config menu to use them.
22 *
23 * Use them as run-time debugging aid.  NEVER USE THEM AS ERROR HANDLING CODE!!!
24 */
25
26#ifdef CONFIG_DEBUG
27
28#include <linux/kernel.h>
29
30#define db_assert(x)  if (!(x)) { \
31	panic("assertion failed at %s:%d: %s\n", __FILE__, __LINE__, #x); }
32#define db_warn(x)  if (!(x)) { \
33	printk(KERN_WARNING "warning at %s:%d: %s\n", __FILE__, __LINE__, #x); }
34#define db_verify(x, y) db_assert(x y)
35#define db_verify_warn(x, y) db_warn(x y)
36#define db_run(x)  do { x; } while (0)
37
38#else
39
40#define db_assert(x)
41#define db_warn(x)
42#define db_verify(x, y) x
43#define db_verify_warn(x, y) x
44#define db_run(x)
45
46#endif
47
48#endif /* _ASM_DEBUG_H */
49