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

   1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
   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 #include "mem_config.h"
  38 #include <libtest/common.h>
  39 #include <cstdarg>
  40
  41 namespace libtest {
  42
  43 #pragma GCC diagnostic ignored "-Wformat-nonliteral"
  44 fatal::fatal(const char *file_arg, int line_arg, const char *func_arg, const char *format, ...) :
  45   std::runtime_error(func_arg),
  46   _line(line_arg),
  47   _file(file_arg),
  48   _func(func_arg)
  49   {
  50     va_list args;
  51     va_start(args, format);
  52     char last_error[BUFSIZ];
  53     int last_error_length= vsnprintf(last_error, sizeof(last_error), format, args);
  54     va_end(args);
  55
  56     strncpy(_mesg, last_error, sizeof(_mesg));
  57
  58     snprintf(_error_message, sizeof(_error_message), "%.*s", last_error_length, last_error);
  59   }
  60
  61 static bool _disabled= false;
  62 static uint32_t _counter= 0;
  63
  64 bool fatal::is_disabled()
  65 {
  66   return _disabled;
  67 }
  68
  69 void fatal::disable()
  70 {
  71   _counter= 0;
  72   _disabled= true;
  73 }
  74
  75 void fatal::enable()
  76 {
  77   _counter= 0;
  78   _disabled= false;
  79 }
  80
  81 uint32_t fatal::disabled_counter()
  82 {
  83   return _counter;
  84 }
  85
  86 void fatal::increment_disabled_counter()
  87 {
  88   _counter++;
  89 }
  90
  91 #pragma GCC diagnostic ignored "-Wformat-nonliteral"
  92 disconnected::disconnected(const char *file_arg, int line_arg, const char *func_arg,
  93                            const std::string& instance, const in_port_t port,
  94                            const char *format, ...) :
  95   std::runtime_error(func_arg),
  96   _port(port),
  97   _line(line_arg),
  98   _file(file_arg),
  99   _func(func_arg)
 100 {
 101   va_list args;
 102   va_start(args, format);
 103   char last_error[BUFSIZ];
 104   (void)vsnprintf(last_error, sizeof(last_error), format, args);
 105   va_end(args);
 106
 107   snprintf(_error_message, sizeof(_error_message), "%s:%u %s", instance.c_str(), uint32_t(port), last_error);
 108 }
 109
 110 } // namespace libtest
 111