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         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 }