fs/xfs/support/debug.h

   1 /*
   2  * Copyright (c) 2000-2004 Silicon Graphics, Inc.  All Rights Reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of version 2 of the GNU General Public License as
   6  * published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it would be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  11  *
  12  * Further, this software is distributed without any warranty that it is
  13  * free of the rightful claim of any third person regarding infringement
  14  * or the like.  Any license provided herein, whether implied or
  15  * otherwise, applies only to this software file.  Patent licenses, if
  16  * any, provided herein do not apply to combinations of this program with
  17  * other software, or any other product whatsoever.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write the Free Software Foundation, Inc., 59
  21  * Temple Place - Suite 330, Boston MA 02111-1307, USA.
  22  *
  23  * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
  24  * Mountain View, CA  94043, or:
  25  *
  26  * http://www.sgi.com
  27  *
  28  * For further information regarding this notice, see:
  29  *
  30  * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
  31  */
  32 #ifndef __XFS_SUPPORT_DEBUG_H__
  33 #define __XFS_SUPPORT_DEBUG_H__
  34
  35 #include <stdarg.h>
  36
  37 #define CE_DEBUG        7               /* debug        */
  38 #define CE_CONT         6               /* continuation */
  39 #define CE_NOTE         5               /* notice       */
  40 #define CE_WARN         4               /* warning      */
  41 #define CE_ALERT        1               /* alert        */
  42 #define CE_PANIC        0               /* panic        */
  43
  44 extern void icmn_err(int, char *, va_list);
  45 /* PRINTFLIKE2 */
  46 extern void cmn_err(int, char *, ...);
  47
  48 #ifndef STATIC
  49 # define STATIC static
  50 #endif
  51
  52 #ifdef DEBUG
  53 # ifdef lint
  54 #  define ASSERT(EX)    ((void)0) /* avoid "constant in conditional" babble */
  55 # else
  56 #  define ASSERT(EX) ((!doass||(EX))?((void)0):assfail(#EX, __FILE__, __LINE__))
  57 # endif /* lint */
  58 #else
  59 # define ASSERT(x)      ((void)0)
  60 #endif
  61
  62 extern int doass;               /* dynamically turn off asserts */
  63 extern void assfail(char *, char *, int);
  64 #ifdef DEBUG
  65 extern unsigned long random(void);
  66 extern int get_thread_id(void);
  67 #endif
  68
  69 #define ASSERT_ALWAYS(EX)  ((EX)?((void)0):assfail(#EX, __FILE__, __LINE__))
  70 #define debug_stop_all_cpus(param)      /* param is "cpumask_t *" */
  71
  72 #endif  /* __XFS_SUPPORT_DEBUG_H__ */