lib/zassert.h

   1 /*
   2  * This file is part of Quagga.
   3  *
   4  * Quagga is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU General Public License as published by the
   6  * Free Software Foundation; either version 2, or (at your option) any
   7  * later version.
   8  *
   9  * Quagga is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; see the file COPYING; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  17  */
  18
  19 #ifndef _QUAGGA_ASSERT_H
  20 #define _QUAGGA_ASSERT_H
  21
  22 extern void _zlog_assert_failed(const char *assertion, const char *file,
  23                                 unsigned int line, const char *function)
  24         __attribute__((noreturn));
  25
  26 #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
  27 #define __ASSERT_FUNCTION    __func__
  28 #elif defined(__GNUC__)
  29 #define __ASSERT_FUNCTION    __FUNCTION__
  30 #else
  31 #define __ASSERT_FUNCTION    NULL
  32 #endif
  33
  34 #define zassert(EX)                                                            \
  35         ((void)((EX) ? 0 : (_zlog_assert_failed(#EX, __FILE__, __LINE__,       \
  36                                                 __ASSERT_FUNCTION),            \
  37                             0)))
  38
  39 #undef assert
  40 #define assert(EX) zassert(EX)
  41
  42 #endif /* _QUAGGA_ASSERT_H */