Added a busy sleep operation

bootstrap/initial_code_manager.alc

@@ -13,5 +13,6 @@ Void function __main():
 	exec(root["bootstrap/modelling.alc"]["initializers"])
 	exec(root["bootstrap/task_manager.alc"]["initializers"])
 	exec(root["bootstrap/core_algorithm.alc"]["initializers"])
+	exec(root["bootstrap/utils.alc"]["initializers"])
 	task_management()
 	return!

bootstrap/utils.alc

@@ -53,3 +53,21 @@ String function JSON_print(model : Element):
 			result = result + "}"
 	result = result + "]"
 	return result!
+
+Void function sleep(timeout : Float):
+	// TODO Placeholder function for a real sleep operation
+	return!
+
+Element function input_timeout(timeout : Float):
+	Float start
+	start = time()
+
+	while (time() - start < timeout):
+		if (has_input()):
+			return input()!
+		else:
+			// Nothing to do, we should yield...
+			sleep(0.01)
+
+	return read_root()!
+

interface/HUTN/includes/utils.alh

@@ -1 +1,2 @@
 String function JSON_print(model : Element)
+Element function input_timeout(timeout : Float)