Exemplo n.º 1
0
        private static void Main(string[] args)
        {
            try
            {
                string filename = ProcessOptions(args);

                if (filename == null)
                {
                    return;
                }

                Parser  parser  = new Parser();
                Grammar grammar = parser.Parse(filename);

                LALRGenerator generator = new LALRGenerator(grammar);
                List <State>  states    = generator.BuildStates();
                generator.ComputeLookAhead();
                generator.BuildParseTable();
                if (!grammar.CheckGrammar())
                {
                    throw new Exception("Non-terminating grammar");
                }

                if (REPORT)
                {
                    generator.Report();
                }
                else
                {
                    CodeGenerator code = new CodeGenerator();
                    code.Generate(states, grammar);
                }
            }
            catch (Scanner.ParseException e)
            {
                Console.Error.WriteLine("Parse error (line {0}, column {1}): {2}", e.line, e.column, e.Message);
            }
            catch (System.Exception e)
            {
                Console.Error.WriteLine("Unexpected Error {0}", e.Message);
            }
        }
Exemplo n.º 2
0
		private static void Main(string[] args)
		{
			try
			{
				string filename;
				string text;
				string log;
				if (GPCG.ProcessOptions(args, out filename, out text, out log))
				{
					using (TextWriter textWriter = (text != null) ? File.CreateText(text) : Console.Out)
					{
						Parser parser = new Parser();
						Grammar grammar = parser.Parse(filename);
						LALRGenerator lALRGenerator = new LALRGenerator(grammar);
						List<State> states = lALRGenerator.BuildStates();
						lALRGenerator.ComputeLookAhead();
						lALRGenerator.BuildParseTable();
						if (GPCG.REPORT)
						{
							lALRGenerator.Report(log);
						}
						CodeGenerator codeGenerator = new CodeGenerator(textWriter);
						codeGenerator.Generate(states, grammar);
					}
				}
			}
			catch (Scanner.ParseException ex)
			{
				Console.Error.WriteLine("Parse error (line {0}, column {1}): {2}", ex.line, ex.column, ex.Message);
			}
			catch (Exception ex2)
			{
				Console.Error.WriteLine("Unexpected Error {0}", ex2.Message);
				Console.Error.WriteLine("Please report to [email protected]");
			}
		}
Exemplo n.º 3
0
 private static void Main(string[] args)
 {
     try
     {
         string filename;
         string text;
         string log;
         if (GPCG.ProcessOptions(args, out filename, out text, out log))
         {
             using (TextWriter textWriter = (text != null) ? File.CreateText(text) : Console.Out)
             {
                 Parser        parser        = new Parser();
                 Grammar       grammar       = parser.Parse(filename);
                 LALRGenerator lALRGenerator = new LALRGenerator(grammar);
                 List <State>  states        = lALRGenerator.BuildStates();
                 lALRGenerator.ComputeLookAhead();
                 lALRGenerator.BuildParseTable();
                 if (GPCG.REPORT)
                 {
                     lALRGenerator.Report(log);
                 }
                 CodeGenerator codeGenerator = new CodeGenerator(textWriter);
                 codeGenerator.Generate(states, grammar);
             }
         }
     }
     catch (Scanner.ParseException ex)
     {
         Console.Error.WriteLine("Parse error (line {0}, column {1}): {2}", ex.line, ex.column, ex.Message);
     }
     catch (Exception ex2)
     {
         Console.Error.WriteLine("Unexpected Error {0}", ex2.Message);
         Console.Error.WriteLine("Please report to [email protected]");
     }
 }
Exemplo n.º 4
0
        private static void Main(string[] args)
        {
            try
            {
                string filename = ProcessOptions(args);

                if (filename == null)
                    return;

                Parser parser = new Parser();
                Grammar grammar = parser.Parse(filename);

                LALRGenerator generator = new LALRGenerator(grammar);
                List<State> states = generator.BuildStates();
                generator.ComputeLookAhead();
                generator.BuildParseTable();
                if (!grammar.CheckGrammar())
                    throw new Exception("Non-terminating grammar");

                if (REPORT)
                    generator.Report();
                else
                {
                    CodeGenerator code = new CodeGenerator();
                    code.Generate(states, grammar);
                }
            }
            catch (Scanner.ParseException e)
            {
                Console.Error.WriteLine("Parse error (line {0}, column {1}): {2}", e.line, e.column, e.Message);
            }
            catch (System.Exception e)
            {
                Console.Error.WriteLine("Unexpected Error {0}", e.Message);
            }
        }
Exemplo n.º 5
0
        private static void Main(string[] args)
        {
            try
            {
                string filename = ProcessOptions(args);

                if (filename == null)
                    return;

                Assembly assm = Assembly.GetExecutingAssembly();
                object info = Attribute.GetCustomAttribute(assm, typeof(AssemblyInformationalVersionAttribute));
                versionInfo = ((AssemblyInformationalVersionAttribute)info).InformationalVersion;

                Parser parser = new Parser();
                Grammar grammar = parser.Parse(filename);

                LALRGenerator generator = new LALRGenerator(grammar);
                List<State> states = generator.BuildStates();
                generator.ComputeLookAhead();
                generator.BuildParseTable();
                if (!grammar.CheckGrammar())
                    throw new Exception("Non-terminating grammar");

                if (REPORT)
                    generator.Report();
                else
                {
                    CodeGenerator code = new CodeGenerator();
                    code.Generate(states, grammar);
                }
            }
            catch (Scanner.ParseException e)
            {
                Console.Error.WriteLine("Parse error (line {0}, column {1}): {2}", e.line, e.column, e.Message);
            }
            catch (System.Exception e)
            {
                Console.Error.WriteLine("Unexpected Error {0}", e.Message);
            }
        }
Exemplo n.º 6
0
        private static int Main(string[] args)
        {
            try
            {
                string outfile  = null;
                string filename = ProcessOptions(args, ref outfile);



                if (filename == null)
                {
                    return(1);
                }

                if (outfile != null)
                {
                    if (File.Exists(outfile))
                    {
                        if (File.GetLastWriteTime(typeof(GPCG).Assembly.Location) > File.GetLastWriteTime(outfile))
                        {
                        }
                        else if (File.Exists(outfile) && new FileInfo(outfile).Length > 0)
                        {
                            if (File.GetLastWriteTime(filename) < File.GetLastWriteTime(outfile))
                            {
                                return(0);
                            }
                        }
                    }
                    Console.SetOut(output = File.CreateText(outfile));
                }

                Console.Error.WriteLine("gppg {0}", System.IO.Path.GetFileName(filename));

                Console.WriteLine("#pragma warning disable 3001,3002,3003,3004,3005,3006,3007,3008,3009");

                Parser  parser  = new Parser();
                Grammar grammar = parser.Parse(filename);

                LALRGenerator generator = new LALRGenerator(grammar);
                List <State>  states    = generator.BuildStates();
                generator.ComputeLookAhead();
                generator.BuildParseTable();

                if (REPORT)
                {
                    generator.Report(filename);
                }

                CodeGenerator code = new CodeGenerator();
                code.Generate(states, grammar);
                return(0);
            }
            catch (Scanner.ParseException e)
            {
                Console.Error.WriteLine("Parse error (line {0}, column {1}): {2}", e.line, e.column, e.Message);
            }
            finally
            {
                Console.Out.Flush();
                if (output != null)
                {
                    output.Close();
                }
            }
            return(1);


            /*
             * catch (System.Exception e)
             * {
             * Console.Error.WriteLine("Unexpected Error {0}", e.Message);
             *  Console.Error.WriteLine(e.StackTrace);
             * Console.Error.WriteLine("Please report to [email protected]");
             * }
             */
        }