gameserv/log.cpp

   1 #include "extern.h"
   2 #include <cctype>
   3 #include <stdio.h>
   4 #include <fstream>
   5
   6 using std::endl;
   7 using std::cerr;
   8 using std::ofstream;
   9 using std::ios;
  10
  11 void log(const char *fmt, ...)
  12 {
  13   if (fmt[0] == '\0')
  14         return;
  15
  16   ofstream outfile;
  17   char *ts, *output;
  18   const char *t = fmt;
  19
  20   ts = new char[64];
  21   output = new char[4096];
  22
  23   outfile.open("gameserv.log", ios::out | ios::app);
  24
  25   if (outfile.fail())
  26         {
  27           delete []ts;
  28           delete []output;
  29           cerr << "Error opening gameserv.log" << endl;
  30           return;
  31         }
  32
  33   struct tm *tm;
  34   time_t ti;
  35   time(&ti);
  36   tm = localtime(&ti);
  37   strftime(ts, 64, "%m/%d/%Y %H:%M:%S", tm);
  38
  39   sprintf(output, "[%s]: ", ts);
  40
  41   va_list args;
  42   va_start(args, fmt);
  43
  44   for (; *t; t++)
  45     {
  46           if (*t == '%')
  47         {
  48                   switch(*++t) {
  49                   case 'd': sprintf(output, "%s%d", output, va_arg(args, int)); break;
  50                   case 's': sprintf(output, "%s%s", output, va_arg(args, char *)); break;
  51                   case 'S': sprintf(output, "%s%s", output, s_GameServ); break;
  52                   case 'c': sprintf(output, "%s%c", output, va_arg(args, int)); break;
  53                   case 'l':
  54                         if (*++t == 'd')
  55                           sprintf(output, "%s%ld", output, va_arg(args, long int)); break;
  56                   }
  57         }
  58           else
  59         {
  60                   sprintf(output, "%s%c", output, *t);
  61         }
  62
  63     }
  64
  65   outfile << output << endl;
  66
  67   outfile.close();
  68   va_end(args);
  69
  70   delete [] ts;
  71   delete [] output;
  72 }