public Parser(Scaner sc)
{
this.scan = sc;
this.tree = new Syntax.Root();
this.logger = new Logger();
this.tstack = new Symbols.StackTable();
this.InitTableStack();
}
public Parser(Scaner sc)
{
this.scan = sc;
this.tree = new Syntax.Root();
this.logger = new Logger();
this.tstack = new Symbols.StackTable();
this.InitTableStack();
}
static void Main(string[] args)
{
StreamReader istr = new StreamReader(Console.OpenStandardInput(), Console.InputEncoding);
StreamWriter ostr = new StreamWriter(System.Console.OpenStandardOutput(), Console.OutputEncoding);
if (args.Count() < 2)
{
Help();
return;
}
bool low_opt = false, hight_opt = false;
int index_in = 2, index_out = 3;
switch (args[1])
{
case "-low":
low_opt = true;
break;
case "-hight":
hight_opt = true;
break;
case "-low-hight":
low_opt = hight_opt = true;
break;
default:
index_in = 1;
index_out = 2;
break;
}
istr = new StreamReader(args[index_in]);
if (index_out < args.Count())
{
ostr = new StreamWriter(args[index_out]);
}
Scaner scaner = null;
Parser parser = null;
Fasm.CodeGen codegen = null;
switch (args[0])
{
case "-l":
scaner = new Scaner(istr);
Token t = null;
while (t == null || t.type != Token.Type.EOF)
{
try
{
t = scaner.Read();
Console.WriteLine(t.ToString());
}
catch (Scaner.Exception e)
{
ostr.WriteLine(e.Message);
}
}
break;
case "-p":
parser = new Parser(new Scaner(istr));
parser.Parse();
parser.PrintTree(ostr);
ostr.WriteLine(parser.logger.ToString());
break;
case "-c":
parser = new Parser(new Scaner(istr));
parser.Parse();
if (!parser.logger.isEmpty())
{
ostr.WriteLine(parser.logger.ToString());
break;
}
codegen = new Fasm.CodeGen(parser.tstack);
codegen.Generate(ostr);
break;
case "-cexe":
parser = new Parser(new Scaner(istr));
parser.Parse();
if (!parser.logger.isEmpty())
{
ostr.WriteLine(parser.logger.ToString());
break;
}
codegen = new Fasm.CodeGen(parser.tstack);
codegen.Generate(ostr);
ostr.Flush();
ostr.Close();
if (index_out < args.Count())
{
Process.Start(new ProcessStartInfo
{
FileName = "C:/fasm/fasm.exe",
WindowStyle = ProcessWindowStyle.Hidden,
Arguments = string.Format("{0} {1}", args[index_out], args[index_out])
});
}
break;
default:
Help();
return;
}
istr.Close();
ostr.Close();
}
public static bool Compile(string[] args)
{
StreamReader istr = new StreamReader(Console.OpenStandardInput(), Console.InputEncoding);
StreamWriter ostr = new StreamWriter(System.Console.OpenStandardOutput(), Console.OutputEncoding);
if (args.Count() < 2)
{
return(false);
}
int index_in = 1, index_out = 2;
istr = new StreamReader(args[index_in]);
if (index_out < args.Count())
{
ostr = new StreamWriter(args[index_out]);
}
Scaner scaner = null;
Parser parser = null;
Fasm.CodeGen codegen = null;
switch (args[0])
{
case "-l":
scaner = new Scaner(istr);
Token t = null;
while (t == null || t.type != Token.Type.EOF)
{
try
{
t = scaner.Read();
Console.WriteLine(t.ToString());
}
catch (Scaner.Exception e)
{
ostr.WriteLine(e.Message);
}
}
break;
case "-p":
parser = new Parser(new Scaner(istr));
parser.Parse();
parser.PrintTree(ostr);
ostr.WriteLine(parser.logger.ToString());
break;
case "-c":
parser = new Parser(new Scaner(istr));
parser.Parse();
if (!parser.logger.isEmpty())
{
ostr.WriteLine(parser.logger.ToString());
break;
}
codegen = new Fasm.CodeGen(parser.tstack);
codegen.Generate(ostr);
break;
case "-cexe":
parser = new Parser(new Scaner(istr));
parser.Parse();
if (!parser.logger.isEmpty())
{
ostr.WriteLine(parser.logger.ToString());
break;
}
codegen = new Fasm.CodeGen(parser.tstack);
codegen.Generate(ostr);
ostr.Flush();
ostr.Close();
if (index_out < args.Count())
{
Process.Start(new ProcessStartInfo
{
FileName = "C:/fasm/fasm.exe",
WindowStyle = ProcessWindowStyle.Hidden,
Arguments = string.Format("{0} {1}", args[index_out], args[index_out])
});
}
break;
default:
return(false);
}
istr.Close();
ostr.Close();
return(true);
}