static void Main(string[] args)
{
Dictionary <string, string> aliases = new Dictionary <string, string>();
aliases.Add("-d", "--deck");
aliases.Add("-b", "--binary");
aliases.Add("-?", "--help");
aliases.Add("-h", "--help");
Dictionary <string, string> cmdLine = CommandLineHelper.SplitCommandLine(Environment.CommandLine, aliases, true);
if (cmdLine.Count == 0)
{
Console.WriteLine("This is MIX v0.1, (c) 2009 George Tryfonas\nAn mplementation of the machine described by Don Knuth.\n\nType '?' or 'help' at the prompt for instructions.\n");
MIXController c = new MIXController();
c.Interface();
}
else
{
Stream stream;
MIXMachine machine = new MIXMachine();
string inFile = GetInputFile(cmdLine);
if (string.IsNullOrEmpty(inFile))
{
stream = Console.OpenStandardInput();
}
else
{
stream = new FileStream(inFile, FileMode.Open);
}
if (cmdLine.ContainsKey("--deck"))
{
machine.RedirectDevice(MIXMachine.CARD_READER, stream);
machine.LoadDeck();
}
else if (cmdLine.ContainsKey("--binary"))
{
IFormatter formatter = new BinaryFormatter();
MIXWord startLoc = (MIXWord)formatter.Deserialize(stream);
List <MemoryCell> data = (List <MemoryCell>)formatter.Deserialize(stream);
machine.LoadImage(data);
machine.PC = startLoc;
machine.Run();
}
}
}
public void Interface()
{
string input = "";
while (true)
{
// Get next command
Console.Write("> ");
input = Console.ReadLine();
var commands = input.Split(new string[] { " " }, StringSplitOptions.RemoveEmptyEntries);
if (commands.Length > 0)
{
switch (commands[0].Trim().ToLower())
{
case "?":
case "help":
Help(commands.Skip(1).ToArray());
break;
case "reboot":
Console.WriteLine("Rebooting...");
machine = new MIXMachine();
symbolTable = new Dictionary <string, MIXWord>();
Console.WriteLine("Done.");
break;
case "quit":
case "exit":
Console.WriteLine("Bye.");
Environment.Exit(0);
break;
case "load":
int w = LoadImage(commands[1]);
Console.WriteLine(string.Format("Loaded {0} word(s). PC set to {1}", w, machine.PC));
break;
case "loaddeck":
LoadDeck(commands[1]);
break;
case "verbose":
verbose = !verbose;
break;
case "show":
Show(commands.Skip(1).ToArray());
break;
case "set":
Set(commands.Skip(1).ToArray());
break;
case "clear":
Clear(commands.Skip(1).ToArray());
break;
case "step":
Console.WriteLine(string.Format("PC: {1} - Executing: {0}", GetDisassembly(machine.Memory[machine.PC]), machine.PC));
machine.Step();
if (verbose)
{
ShowAllState();
}
Console.WriteLine("Done.");
break;
case "go":
case "run":
Console.WriteLine("Executing...");
machine.Run();
if (verbose)
{
ShowAllState();
}
Console.WriteLine("Done.");
break;
case "redir":
case "redirect":
Redirect(commands.Skip(1).ToArray());
break;
default:
Console.Error.WriteLine("Unknown command.");
break;
}
}
}
}