Add connectionTimeout settings

Useful if C side takes longtime before debug server becomes ready
(e.g. sending jit info to VTune)

package.json

@@ -58,9 +58,14 @@
 					"default": false
 				},
 				"hldebug.defaultPort": {
-					"markdownDescription": "Default debug port used to connect to HL virtual machine.",
+					"markdownDescription": "Default debug port used to connect with HL virtual machine, when port is not specified in launch.json.",
 					"type": "integer",
 					"default": 6112
+				},
+				"hldebug.connectionTimeout": {
+					"markdownDescription": "Default connection timeout in second, when connecting the debugger to HL virtual machine.",
+					"type": "number",
+					"default": 2
 				}
 			}
 		},

src/Extension.hx

@@ -66,6 +66,7 @@ class Extension {
 		var config = Vscode.workspace.getConfiguration("hldebug");
 		var isVerbose = config.get("verbose", false);
 		var defaultPort = config.get("defaultPort", 6112);
+		var connectionTimeout = config.get("connectionTimeout", 2);
 
 		/*
 		// Can be used to communicate with one built-in adapter during execution. Build with -lib format -lib hscript.
@@ -83,6 +84,8 @@ class Extension {
 			executable.args.push("--verbose");
 		executable.args.push("--defaultPort");
 		executable.args.push("" + defaultPort);
+		executable.args.push("--connectionTimeout");
+		executable.args.push("" + connectionTimeout);
 		return executable;
 	}
 

src/HLAdapter.hx

@@ -22,6 +22,7 @@ class HLAdapter extends DebugSession {
 	public static var inst : HLAdapter;
 	public static var DEBUG = false;
 	public static var DEFAULT_PORT : Int = 6112;
+	public static var CONNECTION_TIMEOUT : Float = 2;
 
 	var isSessionActive(default, set) : Bool;
 	var breakOnlyActive(default, set) : Bool;
@@ -335,7 +336,7 @@ class HLAdapter extends DebugSession {
 		dbg.loadModule(sys.io.File.getBytes(program));
 
 		debug("Connecting to 127.0.0.1:" + port);
-		dbg.connectTries("127.0.0.1", port, 2, function(b) {
+		dbg.connectTries("127.0.0.1", port, CONNECTION_TIMEOUT, function(b) {
 			if( !b ) {
 				// wait a bit (keep eventual HL error message)
 				haxe.Timer.delay(function() {
@@ -1185,7 +1186,13 @@ class HLAdapter extends DebugSession {
 					var port : Int;
 					if( param != null && (port = Std.parseInt(param)) != 0 )
 						HLAdapter.DEFAULT_PORT = port;
-					paramError("Require defaultPort int value");
+					paramError("--defaultPort requires int value (port number)");
+				case "--connectionTimeout":
+					param = args.shift();
+					var timeout : Float;
+					if( param != null && (timeout = Std.parseFloat(param)) != 0 )
+						HLAdapter.CONNECTION_TIMEOUT = timeout;
+					paramError("--connectionTimeout requires float value (seconds)");
 				default:
 					paramError("Unsupported parameter " + param);
 			}