| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 18 |  | 
 | 19 | /* | 
 | 20 |  * run-time macros for catching spurious errors.  Eable CONFIG_RUNTIME_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_RUNTIME_DEBUG | 
 | 27 |  | 
 | 28 | #include <linux/kernel.h> | 
 | 29 |  | 
 | 30 | #define db_assert(x)  if (!(x)) { \ | 
 | 31 | 	panic("assertion failed at %s:%d: %s", __FILE__, __LINE__, #x); } | 
 | 32 | #define db_warn(x)  if (!(x)) { \ | 
 | 33 | 	printk(KERN_WARNING "warning at %s:%d: %s", __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 */ |