include/debug.h

   1 /*
   2  * (C) Copyright 2014 Leo C. <erbl259-lmu@yahoo.de>
   3  *
   4  * (C) Copyright 2000-2009
   5  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0
   8  */
   9
  10
  11 #ifndef DEBUG_H_
  12 #define DEBUG_H_
  13
  14 #include "common.h"
  15
  16 #ifdef DEBUG
  17 #define _DEBUG  1
  18 #else
  19 #define _DEBUG  0
  20 #endif
  21
  22 /*
  23  * Output a debug text when condition "cond" is met. The "cond" should be
  24  * computed by a preprocessor in the best case, allowing for the best
  25  * optimization.
  26  */
  27 #define debug_cond(cond, fmt, args...)          \
  28         do {                                    \
  29                 if (cond)                       \
  30                         printf_P(PSTR(fmt), ##args);    \
  31         } while (0)
  32
  33 #define debug(fmt, args...)                     \
  34         debug_cond(_DEBUG, fmt, ##args)
  35
  36
  37 #if 1
  38 #ifdef DEBUG
  39 #define DBG_P(lvl, format, ...) if (DEBUG>=lvl) \
  40                                 fprintf_P( stdout, PSTR(format), ##__VA_ARGS__ )
  41 #else
  42 #define DBG_P(lvl, ...)
  43 #endif
  44 #endif /* 0 */
  45
  46
  47 void printfreelist(const char * title);
  48
  49
  50 #endif /* DEBUG_H_ */