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