Alternative to semaphore locking around a task

gistfile1.txt

    init () {
        //let _ = LinuxTop (source: try! String (contentsOfFile: "/Users/miguel/cvs/CpuStatus/pi-top-output"))
        //let _ = MacTop (source: try! String (contentsOfFile: "/Users/miguel/cvs/CpuStatus/mac-top-output"))
        
        Task {
            print ("await/Starting")
            let x: Bool = await withCheckedContinuation { cc in
                    
                Task {
                    print ("await/Sleeping")
                    try? await Task.sleep(nanoseconds: 2_000_000_000)
                    print ("await/signal")
                    cc.resume(returning: true)
                }
            }
            print ("await/wait")
            //await x.wait ()
            print ("await/done")
        }
//        Task {
//            let x = DispatchSemaphore(value: 0)
//            Task.detached {
//                await try? Task.sleep(nanoseconds: 2_000_000_000)
//                x.signal ()
//                print ("signaled")
//            }
//            x.wait()
//        }
        print ("waited")
    }