mirror of https://gitee.com/openkylin/linux.git
50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
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/*
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* Debug macros for run-time debugging.
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* Turned on/off with CONFIG_RUNTIME_DEBUG option.
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*
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* Copyright (C) 2001 MontaVista Software Inc.
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* Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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*/
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#ifndef _ASM_DEBUG_H
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#define _ASM_DEBUG_H
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#include <linux/config.h>
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/*
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* run-time macros for catching spurious errors. Eable CONFIG_RUNTIME_DEBUG in
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* kernel hacking config menu to use them.
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*
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* Use them as run-time debugging aid. NEVER USE THEM AS ERROR HANDLING CODE!!!
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*/
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#ifdef CONFIG_RUNTIME_DEBUG
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#include <linux/kernel.h>
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#define db_assert(x) if (!(x)) { \
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panic("assertion failed at %s:%d: %s", __FILE__, __LINE__, #x); }
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#define db_warn(x) if (!(x)) { \
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printk(KERN_WARNING "warning at %s:%d: %s", __FILE__, __LINE__, #x); }
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#define db_verify(x, y) db_assert(x y)
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#define db_verify_warn(x, y) db_warn(x y)
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#define db_run(x) do { x; } while (0)
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#else
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#define db_assert(x)
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#define db_warn(x)
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#define db_verify(x, y) x
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#define db_verify_warn(x, y) x
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#define db_run(x)
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#endif
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#endif /* _ASM_DEBUG_H */
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