ctdb/lib/util/debug.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    ctdb debug functions
   4    Copyright (C) Volker Lendecke 2007
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #ifndef UTIL_DEBUG_H
  21 #define UTIL_DEBUG_H
  22
  23 bool dbgtext( const char *, ... ) PRINTF_ATTRIBUTE(1,2);
  24 bool dbghdr( int level, const char *location, const char *func);
  25 void dump_data(int level, const uint8_t *buf1, size_t len);
  26
  27 extern int DEBUGLEVEL;
  28
  29 #define DEBUGLVL(lvl) ((lvl) <= DEBUGLEVEL)
  30 #define DEBUG( lvl, body ) \
  31   (void)( ((lvl) <= DEBUGLEVEL) \
  32        && (dbghdr( lvl, __location__, __FUNCTION__ )) \
  33        && (dbgtext body) )
  34 #define DEBUGADD(lvl, body) DEBUG(lvl, body)
  35
  36 typedef void (*debug_callback_fn)(void *private_ptr, int level, const char *msg);
  37 void debug_set_callback(void *private_ptr, debug_callback_fn fn);
  38
  39 #endif /* UTIL_DEBUG_H */