gameserv/log.cpp

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