git.m6w6.name Git - m6w6/libmemcached/blob - libtest/fatal.hpp

   1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
   2  *
   3  *  libtest
   4  *
   5  *  Copyright (C) 2012 Data Differential, http://datadifferential.com/
   6  *
   7  *  This library is free software; you can redistribute it and/or
   8  *  modify it under the terms of the GNU Lesser General Public
   9  *  License as published by the Free Software Foundation; either
  10  *  version 3 of the License, or (at your option) any later version.
  11  *
  12  *  This library is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  *  Lesser General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU Lesser General Public
  18  *  License along with this library; if not, write to the Free Software
  19  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  20  */
  21
  22 #pragma once
  23
  24 #include <stdexcept>
  25
  26 #ifndef __PRETTY_FUNCTION__
  27 #define __PRETTY_FUNCTION__ __func__
  28 #endif
  29
  30 #define LIBYATL_DEFAULT_PARAM __FILE__, __LINE__, __PRETTY_FUNCTION__
  31
  32 namespace libtest {
  33
  34 class fatal : std::runtime_error
  35 {
  36 public:
  37   fatal(const char *file, int line, const char *func, const char *format, ...);
  38
  39   const char* what() const throw()
  40   {
  41     return _error_message;
  42   }
  43
  44   // The following are just for unittesting the exception class
  45   static bool is_disabled();
  46   static void disable();
  47   static void enable();
  48   static uint32_t disabled_counter();
  49   static void increment_disabled_counter();
  50
  51 private:
  52   char _error_message[BUFSIZ];
  53 };
  54
  55
  56 } // namespace libtest
  57
  58 #define fatal_message(__mesg) throw libtest::fatal(LIBYATL_DEFAULT_PARAM, "%s", __mesg)
  59 #define fatal_assert(__assert) if((__assert)) {} else { throw libtest::fatal(LIBYATL_DEFAULT_PARAM, "%s", #__assert); }