iOS Swift Check if debugger is attached

DebuggerCheck.swift

func debuggerAttached() -> Bool {
    var process_info:kinfo_proc = kinfo_proc()
    var process_info_len:size_t = MemoryLayout<kinfo_proc>.size
    var process_info_mib:[Int32] = [
        CTL_KERN,
        KERN_PROC,
        KERN_PROC_PID,
        getpid()
    ];
    
    let pointer: UnsafeMutablePointer<Int32> = UnsafeMutablePointer(&process_info_mib)
    if (sysctl(pointer, UInt32(process_info_mib.count), &process_info, &process_info_len, nil, 0) != 0) {
        if (errno == ENOENT){
            print("Unexpected sysctl error %d: %s", errno, strerror(errno));
        }
        return false
    }
    
    return (process_info.kp_proc.p_flag & P_TRACED) != 0
}