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

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   2  *
   3  *  Data Differential YATL (i.e. libtest)  library
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   5  *  Copyright (C) 2012 Data Differential, http://datadifferential.com/
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  36
  37 #pragma once
  38
  39 #include <stdexcept>
  40
  41 #ifndef __PRETTY_FUNCTION__
  42 #define __PRETTY_FUNCTION__ __func__
  43 #endif
  44
  45 #define YATL_STRINGIFY(x) #x
  46 #define YATL_TOSTRING(x) YATL_STRINGIFY(x)
  47 #define YATL_AT __FILE__ ":" YATL_TOSTRING(__LINE__)
  48 #define YATL_AT_PARAM __func__, AT
  49 #define YATL_UNIQUE __FILE__ ":" YATL_TOSTRING(__LINE__) "_unique"
  50 #define YATL_UNIQUE_FUNC_NAME __FILE__ ":" YATL_TOSTRING(__LINE__) "_unique_func"
  51
  52 #define LIBYATL_DEFAULT_PARAM __FILE__, __LINE__, __PRETTY_FUNCTION__
  53
  54 namespace libtest {
  55
  56 class exception : public std::runtime_error
  57 {
  58 public:
  59   exception(const char *, int, const char *);
  60
  61   int line() const
  62   {
  63     return _line;
  64   }
  65
  66   const char*  file() const
  67   {
  68     return _file;
  69   }
  70
  71   const char* func() const
  72   {
  73     return _func;
  74   }
  75
  76   const char* mesg() const throw()
  77   {
  78     return _error_message;
  79   }
  80
  81
  82 protected:
  83   char _error_message[BUFSIZ];
  84
  85 private:
  86   const char*  _file;
  87   int _line;
  88   const char* _func;
  89 };
  90
  91 class fatal : public exception
  92 {
  93 public:
  94   fatal(const char *file, int line, const char *func, const char *format, ...);
  95
  96   const char* what() const throw()
  97   {
  98     return _error_message;
  99   }
 100
 101   // The following are just for unittesting the exception class
 102   static bool is_disabled();
 103   static void disable();
 104   static void enable();
 105   static uint32_t disabled_counter();
 106   static void increment_disabled_counter();
 107
 108 private:
 109 };
 110
 111 class disconnected : public exception
 112 {
 113 public:
 114   disconnected(const char *file, int line, const char *func, const std::string&, const in_port_t port, const char *format, ...);
 115
 116   const char* what() const throw()
 117   {
 118     return _error_message;
 119   }
 120
 121   // The following are just for unittesting the exception class
 122   static bool is_disabled();
 123   static void disable();
 124   static void enable();
 125   static uint32_t disabled_counter();
 126   static void increment_disabled_counter();
 127
 128 private:
 129   in_port_t _port;
 130   char _instance[1024];
 131 };
 132
 133 class start : public exception
 134 {
 135 public:
 136   start(const char *file, int line, const char *func, const std::string&, const in_port_t port, const char *format, ...);
 137
 138   const char* what() const throw()
 139   {
 140     return _error_message;
 141   }
 142
 143   // The following are just for unittesting the exception class
 144   static bool is_disabled();
 145   static void disable();
 146   static void enable();
 147   static uint32_t disabled_counter();
 148   static void increment_disabled_counter();
 149
 150 private:
 151   in_port_t _port;
 152   char _instance[1024];
 153 };
 154
 155
 156 } // namespace libtest
 157
 158 #define fatal_message(__mesg) throw libtest::fatal(LIBYATL_DEFAULT_PARAM, "%s", __mesg)
 159 #define fatal_assert(__assert) if((__assert)) {} else { throw libtest::fatal(LIBYATL_DEFAULT_PARAM, "%s", #__assert); }