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