src/add-ons/kernel/drivers/audio/ac97/ich/debug.h

   1 /*
   2  * BeOS Driver for Intel ICH AC'97 Link interface
   3  *
   4  * Copyright (c) 2002, Marcus Overhagen <marcus@overhagen.de>
   5  *
   6  * All rights reserved.
   7  * Redistribution and use in source and binary forms, with or without modification,
   8  * are permitted provided that the following conditions are met:
   9  *
  10  * - Redistributions of source code must retain the above copyright notice,
  11  *   this list of conditions and the following disclaimer.
  12  * - Redistributions in binary form must reproduce the above copyright notice,
  13  *   this list of conditions and the following disclaimer in the documentation
  14  *   and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
  20  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  21  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
  22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  24  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
  25  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  *
  27  */
  28 #ifndef _DEBUG_H_
  29 #define _DEBUG_H_
  30
  31 /*
  32  * PRINT() executes dprintf if DEBUG = 0 (disabled), or expands to LOG() when DEBUG > 0
  33  * TRACE() executes dprintf if DEBUG > 0
  34  * LOG()   executes dprintf and writes to the logfile if DEBUG > 0
  35  */
  36
  37 /* DEBUG == 0, no debugging, PRINT writes to syslog
  38  * DEBUG == 1, TRACE & LOG, PRINT
  39  * DEBUG == 2, TRACE & LOG, PRINT with snooze()
  40  */
  41 #ifndef DEBUG
  42         #define DEBUG 0
  43 #endif
  44
  45 #undef PRINT
  46 #undef TRACE
  47 #undef ASSERT
  48
  49 void debug_printf(const char *text,...);
  50
  51 #if DEBUG > 0
  52         #define PRINT(a)                log_printf a
  53         #define TRACE(a)                debug_printf a
  54         #define LOG(a)                  log_printf a
  55         #define LOG_CREATE()    log_create()
  56         #define DEBUG_ONLY(a)   a
  57         #define ASSERT(a)               if (a) {} else LOG(("ASSERT failed! file = %s, line = %d\n",__FILE__,__LINE__))
  58         void log_create(void);
  59         void log_printf(const char *text,...);
  60 #else
  61         #define PRINT(a)        debug_printf a
  62         #define TRACE(a)        ((void)(0))
  63         #define ASSERT(a)       ((void)(0))
  64         #define LOG(a)          ((void)(0))
  65         #define LOG_CREATE()
  66         #define DEBUG_ONLY(a)
  67 #endif
  68
  69 #endif