src/mesa/pipe/p_debug.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 /**
  29  * @file
  30  * Cross-platform debugging helpers.
  31  *
  32  * For now it just has assert and printf replacements, but it might be extended
  33  * with stack trace reports and more advanced logging in the near future.
  34  *
  35  * @author Jose Fonseca <jrfonseca@tungstengraphics.com>
  36  */
  37
  38 #ifndef P_DEBUG_H_
  39 #define P_DEBUG_H_
  40
  41
  42 #include <stdarg.h>
  43
  44
  45 #ifdef  __cplusplus
  46 extern "C" {
  47 #endif
  48
  49
  50 #ifdef DBG
  51 #ifndef DEBUG
  52 #define DEBUG 1
  53 #endif
  54 #else
  55 #ifndef NDEBUG
  56 #define NDEBUG 1
  57 #endif
  58 #endif
  59
  60
  61 void debug_printf(const char *format, ...);
  62
  63 void debug_vprintf(const char *format, va_list ap);
  64
  65 void debug_assert_fail(const char *expr, const char *file, unsigned line);
  66
  67
  68 /** Assert macro */
  69 #ifdef DEBUG
  70 #define debug_assert(expr) ((expr) ? (void)0 : debug_assert_fail(#expr, __FILE__, __LINE__))
  71 #else
  72 #define debug_assert(expr) ((void)0)
  73 #endif
  74
  75
  76 #ifdef assert
  77 #undef assert
  78 #endif
  79 #define assert(expr) debug_assert(expr)
  80
  81
  82 #ifdef  __cplusplus
  83 }
  84 #endif
  85
  86 #endif /* P_DEBUG_H_ */