Mono.CSharp.Driver.ParseArguments C# (CSharp) Method

		bool ParseArguments (string[] args, bool require_files, Func<string [], int, int> unknown_option_parser)
		{
			List<string> response_file_list = null;
			bool parsing_options = true;

			for (int i = 0; i < args.Length; i++) {
				string arg = args [i];
				if (arg.Length == 0)
					continue;

				if (arg [0] == '@') {
					string [] extra_args;
					string response_file = arg.Substring (1);

					if (response_file_list == null)
						response_file_list = new List<string> ();

					if (response_file_list.Contains (response_file)) {
						Report.Error (
							1515, "Response file `" + response_file +
							"' specified multiple times");
						return false;
					}

					response_file_list.Add (response_file);

					extra_args = LoadArgs (response_file);
					if (extra_args == null) {
						Report.Error (2011, "Unable to open response file: " +
								  response_file);
						return false;
					}

					args = AddArgs (args, extra_args);
					continue;
				}

				if (parsing_options) {
					if (arg == "--") {
						parsing_options = false;
						continue;
					}

					if (arg [0] == '-') {
						if (UnixParseOption (arg, ref args, ref i))
							continue;

						// Try a -CSCOPTION
						string csc_opt = "/" + arg.Substring (1);
						if (CSCParseOption (csc_opt, ref args))
							continue;

						if (unknown_option_parser != null){
							var ret = unknown_option_parser (args, i);
							if (ret != -1){
								i = ret;
								return true;
							}
						}
						
						Error_WrongOption (arg);
						return false;
					}
					if (arg [0] == '/') {
						if (CSCParseOption (arg, ref args))
							continue;

						// Need to skip `/home/test.cs' however /test.cs is considered as error
						if (arg.Length < 2 || arg.IndexOf ('/', 2) == -1) {
							Error_WrongOption (arg);
							return false;
						}
					}
				}

				ProcessSourceFiles (arg, false);
			}

			if (require_files == false)
				return true;
					
			//
			// If we are an exe, require a source file for the entry point
			//
			if (RootContext.Target == Target.Exe || RootContext.Target == Target.WinExe || RootContext.Target == Target.Module) {
				if (first_source == null) {
					Report.Error (2008, "No files to compile were specified");
					return false;
				}

			}

			//
			// If there is nothing to put in the assembly, and we are not a library
			//
			if (first_source == null && RootContext.Resources == null) {
				Report.Error (2008, "No files to compile were specified");
				return false;
			}

			return true;
		}

		public static Driver Create (string[] args, bool require_files, ReportPrinter printer)
		{
			Driver d = new Driver (new CompilerContext (new Report (printer)));

			if (!d.ParseArguments (args, require_files))
				return null;

			return d;
		}