lib/zassert.h

   1 /*
   2  * $Id: zassert.h,v 1.2 2004/12/03 18:01:04 ajs Exp $
   3  *
   4  * This file is part of Quagga.
   5  *
   6  * Quagga is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the
   8  * Free Software Foundation; either version 2, or (at your option) any
   9  * later version.
  10  *
  11  * Quagga is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with Quagga; see the file COPYING.  If not, write to the Free
  18  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  19  * 02111-1307, USA.
  20  */
  21
  22 #ifndef _QUAGGA_ASSERT_H
  23 #define _QUAGGA_ASSERT_H
  24
  25 extern void _zlog_assert_failed(const char *assertion, const char *file,
  26                                 unsigned int line, const char *function)
  27         __attribute__((noreturn));
  28
  29 #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
  30 #define __ASSERT_FUNCTION    __func__
  31 #elif defined(__GNUC__)
  32 #define __ASSERT_FUNCTION    __FUNCTION__
  33 #else
  34 #define __ASSERT_FUNCTION    NULL
  35 #endif
  36
  37 #define zassert(EX)                                                            \
  38         ((void)((EX) ? 0 : (_zlog_assert_failed(#EX, __FILE__, __LINE__,       \
  39                                                 __ASSERT_FUNCTION),            \
  40                             0)))
  41
  42 #undef assert
  43 #define assert(EX) zassert(EX)
  44
  45 #endif /* _QUAGGA_ASSERT_H */