| 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 */ |