libicsneoc: Resolve DeviceCurrentlyClosed errors

communication/communication.cpp

@@ -21,7 +21,8 @@ int Communication::messageCallbackIDCounter = 1;
 Communication::~Communication() {
 	if(redirectingRead)
 		clearRedirectRead();
-	close();
+	if(isOpen())
+		close();
 }
 
 bool Communication::open() {

device/device.cpp

@@ -78,7 +78,8 @@ bool Device::SerialStringIsNumeric(const std::string& serial) {
 Device::~Device() {
 	if(isMessagePollingEnabled())
 		disableMessagePolling();
-	close();
+	if(isOpen())
+		close();
 }
 
 uint16_t Device::getTimestampResolution() const {

include/icsneo/platform/windows/vcp.h

@@ -22,7 +22,7 @@ public:
 	typedef void(*fn_boolCallback)(bool success);
 	
 	VCP(const device_eventhandler_t& err, neodevice_t& forDevice);
-	~VCP() { close(); }
+	virtual ~VCP();
 	bool open() { return open(false); }
 	void openAsync(fn_boolCallback callback);
 	bool close();

platform/windows/vcp.cpp

@@ -196,6 +196,11 @@ VCP::VCP(const device_eventhandler_t& err, neodevice_t& forDevice) : Driver(err)
 	detail = std::make_shared<Detail>();
 }
 
+VCP::~VCP() {
+	if(isOpen())
+		close();
+}
+
 bool VCP::IsHandleValid(neodevice_handle_t handle) {
 	if(handle < 1)
 		return false;