gameserv/log.cpp

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