MyC.Io.Io C# (CSharp) Method

public Io(String[] a)
  {
  int i;

  args = a;
  ParseArgs();

  ifile = new FileStream(ifilename, FileMode.Open,
			 FileAccess.Read, FileShare.Read, 8192);
  if (ifile == null)
    {
    Abort("Could not open file '"+ifilename+"'\n");
    }
  rfile = new StreamReader(ifile); // open up a stream for reading

  /*
   * for now we are going to create a default class using the filename
   */
  i = ifilename.LastIndexOf('.');
  if (i < 0)
    Abort("Bad filename '"+ifilename+"'");
  int j = ifilename.LastIndexOf('\\');
  if (j < 0)
    j = 0;
  else
    j++;

  classname = ifilename.Substring(j,i-j);
  if (genexe)
    ofilename = classname+".exe";
  if (gendll)
    ofilename = classname+".dll";
  if (genlist)
    {
    lst_ofilename = classname+".lst";
    lst_ofile = new FileStream(lst_ofilename, FileMode.Create,
			 FileAccess.Write, FileShare.Write, 8192);
    if (lst_ofile == null)
      Abort("Could not open file '"+ofilename+"'\n");
    lst_wfile = new StreamWriter(lst_ofile);
    }
  }