LXR linux/arch/mips/include/asm/debug.h

   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
  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 */
  49