src/libstrongswan/debug.h

   1 /**
   2  * @file log.h
   3  *
   4  * @brief Logging functions for the library.
   5  *
   6  */
   7
   8 /*
   9  * Copyright (C) 2006 Martin Willi
  10  * Hochschule fuer Technik Rapperswil
  11  *
  12  * This program is free software; you can redistribute it and/or modify it
  13  * under the terms of the GNU General Public License as published by the
  14  * Free Software Foundation; either version 2 of the License, or (at your
  15  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
  16  *
  17  * This program is distributed in the hope that it will be useful, but
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  19  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  20  * for more details.
  21  */
  22
  23 #ifndef DEBUG_H_
  24 #define DEBUG_H_
  25
  26 #ifndef DEBUG_LEVEL
  27 # define DEBUG_LEVEL 4
  28 #endif /* DEBUG_LEVEL */
  29
  30 /** debug macros, they call the dbg function hook */
  31 #if DEBUG_LEVEL >= 1
  32 # define DBG1(fmt, ...) dbg(1, fmt, ##__VA_ARGS__)
  33 #endif /* DEBUG_LEVEL */
  34 #if DEBUG_LEVEL >= 2
  35 # define DBG2(fmt, ...) dbg(2, fmt, ##__VA_ARGS__)
  36 #endif /* DEBUG_LEVEL */
  37 #if DEBUG_LEVEL >= 3
  38 # define DBG3(fmt, ...) dbg(3, fmt, ##__VA_ARGS__)
  39 #endif /* DEBUG_LEVEL */
  40 #if DEBUG_LEVEL >= 4
  41 # define DBG4(fmt, ...) dbg(4, fmt, ##__VA_ARGS__)
  42 #endif /* DEBUG_LEVEL */
  43
  44 #ifndef DBG1
  45 # define DBG1(...) {}
  46 #endif
  47 #ifndef DBG2
  48 # define DBG2(...) {}
  49 #endif
  50 #ifndef DBG3
  51 # define DBG3(...) {}
  52 #endif
  53 #ifndef DBG4
  54 # define DBG4(...) {}
  55 #endif
  56
  57 /** dbg function hook, uses stderr logger by default */
  58 extern void (*dbg) (int level, char *fmt, ...);
  59
  60 #endif /* DEBUG_H_ */