assert.h

/* 
 shm-arena    shared memory arena
 Copyright (C) 2006-2008 Lance Arsenault (LGPL v3)


    This file is part of shm-arena.

    shm-arena is free software; you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as
    published by the Free Software Foundation; either version 3 of the
    License, or (at your option) any later version.

    shm-arena is distributed in the hope that it will be useful, but
    WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this program.  If not, see
    <http://www.gnu.org/licenses/>.
*/

#ifdef SHM_DEBUG

# define ASSERT(x)                      \
  do                                \
    {                               \
      if(!(x))                          \
    {                           \
      SPEW(_WARN, __FILE__":%d %s() ASSERTED (" #x ")\n"    \
              "pid= %d  try running: gdb --pid %d"              \
           ,__LINE__, __func__, getpid(), getpid());    \
      while(1) sleep(1);                    \
    }                           \
    }                               \
  while(0)

#else

# define ASSERT(x)        /* empty macro */

#endif