public static bool CompileExecutable(String sourceName){    FileInfo sourceFile = new FileInfo(sourceName);    CodeDomProvider provider = null;    bool compileOk = false;    // Select the code provider based on the input file extension.    if (sourceFile.Extension.ToUpper(CultureInfo.InvariantCulture) == ".CS")    {        provider = new Microsoft.CSharp.CSharpCodeProvider();    }    else if (sourceFile.Extension.ToUpper(CultureInfo.InvariantCulture) == ".VB")    {        provider = new Microsoft.VisualBasic.VBCodeProvider();    }    else     {        Console.WriteLine("Source file must have a .cs or .vb extension");    }    if (provider != null)    {        // Format the executable file name.        // Build the output assembly path using the current directory        // and <source>_cs.exe or <source>_vb.exe.         String exeName = String.Format(@"{0}\{1}.exe",             System.Environment.CurrentDirectory,             sourceFile.Name.Replace(".", "_"));        CompilerParameters cp = new CompilerParameters();        // Generate an executable instead of         // a class library.        cp.GenerateExecutable = true;        // Specify the assembly file name to generate.        cp.OutputAssembly = exeName;            // Save the assembly as a physical file.        cp.GenerateInMemory = false;            // Set whether to treat all warnings as errors.        cp.TreatWarningsAsErrors = false;         // Invoke compilation of the source file.        CompilerResults cr = provider.CompileAssemblyFromFile(cp,             sourceName);            if(cr.Errors.Count > 0)        {            // Display compilation errors.            Console.WriteLine("Errors building {0} into {1}",                  sourceName, cr.PathToAssembly);            foreach(CompilerError ce in cr.Errors)            {                Console.WriteLine("  {0}", ce.ToString());                Console.WriteLine();            }        }        else        {            // Display a successful compilation message.            Console.WriteLine("Source {0} built into {1} successfully.",                sourceName, cr.PathToAssembly);        }              // Return the results of the compilation.        if (cr.Errors.Count > 0)        {            compileOk = false;        }        else         {            compileOk = true;        }    }    return compileOk;}