debug.h
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上传日期:2013-04-10
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文件大小:1k
- /*
- * Debug macros for run-time debugging. Turned on/off with CONFIG_DEBUG option.
- *
- * Copyright (C) 2001 MontaVista Software Inc.
- * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
- *
- * 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; either version 2 of the License, or (at your
- * option) any later version.
- *
- */
- #ifndef _ASM_DEBUG_H
- #define _ASM_DEBUG_H
- #include <linux/config.h>
- /*
- * run-time macros for catching spurious errors. Eable CONFIG_DEBUG in
- * kernel hacking config menu to use them.
- *
- * Use them as run-time debugging aid. NEVER USE THEM AS ERROR HANDLING CODE!!!
- */
- #ifdef CONFIG_DEBUG
- #include <linux/kernel.h>
- #define db_assert(x) if (!(x)) {
- panic("assertion failed at %s:%d: %sn", __FILE__, __LINE__, #x); }
- #define db_warn(x) if (!(x)) {
- printk(KERN_WARNING "warning at %s:%d: %sn", __FILE__, __LINE__, #x); }
- #define db_verify(x, y) db_assert(x y)
- #define db_verify_warn(x, y) db_warn(x y)
- #define db_run(x) do { x; } while (0)
- #else
- #define db_assert(x)
- #define db_warn(x)
- #define db_verify(x, y) x
- #define db_verify_warn(x, y) x
- #define db_run(x)
- #endif
- #endif /* _ASM_DEBUG_H */