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

   1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
   2  *
   3  *  Data Differential YATL (i.e. libtest)  library
   4  *
   5  *  Copyright (C) 2012 Data Differential, http://datadifferential.com/
   6  *
   7  *  Redistribution and use in source and binary forms, with or without
   8  *  modification, are permitted provided that the following conditions are
   9  *  met:
  10  *
  11  *      * Redistributions of source code must retain the above copyright
  12  *  notice, this list of conditions and the following disclaimer.
  13  *
  14  *      * Redistributions in binary form must reproduce the above
  15  *  copyright notice, this list of conditions and the following disclaimer
  16  *  in the documentation and/or other materials provided with the
  17  *  distribution.
  18  *
  19  *      * The names of its contributors may not be used to endorse or
  20  *  promote products derived from this software without specific prior
  21  *  written permission.
  22  *
  23  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  24  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  25  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  26  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  27  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  28  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  29  *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  30  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  31  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  32  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34  *
  35  */
  36
  37 #pragma once
  38
  39 #include <stdexcept>
  40
  41 namespace libtest {
  42
  43 class disconnected : std::runtime_error
  44 {
  45 public:
  46   disconnected(const char *file, int line, const char *func, const std::string&, const in_port_t port, ...);
  47
  48   const char* what() const throw()
  49   {
  50     return &_error_message[0];
  51   }
  52
  53   // The following are just for unittesting the exception class
  54   static bool is_disabled();
  55   static void disable();
  56   static void enable();
  57   static uint32_t disabled_counter();
  58   static void increment_disabled_counter();
  59
  60   int line()
  61   {
  62     return _line;
  63   }
  64
  65   const char* file()
  66   {
  67     return _file;
  68   }
  69
  70   const char* func()
  71   {
  72     return _func;
  73   }
  74
  75 private:
  76   char _error_message[BUFSIZ];
  77   in_port_t _port;
  78   char _instance[1024];
  79   int _line;
  80   const char*  _file;
  81   const char* _func;
  82 };
  83
  84 } // namespace libtest