PICloud small patches

libs/main/io_devices/piiodevice.cpp

@@ -389,6 +389,12 @@ bool PIIODevice::close() {
 	return !opened_;
 }
 
+int PIIODevice::write(PIByteArray data) {
+	if (isOpened())
+		return writeDevice(data.data(), data.size_s());
+	return -1;
+}
+
 
 bool PIIODevice::configure(const PIString & config_file, const PIString & section, bool parent_section) {
 	PIConfig conf(config_file, PIIODevice::ReadOnly);

libs/main/io_devices/piiodevice.h

@@ -263,7 +263,7 @@ public:
 	bool open(DeviceMode _mode);
 	EVENT_HANDLER2(bool, open, const PIString &, _path, DeviceMode, _mode);
 	EVENT_HANDLER(bool, close);
-	EVENT_HANDLER1(int, write, PIByteArray, data) {return writeDevice(data.data(), data.size_s());}
+	EVENT_HANDLER1(int, write, PIByteArray, data);
 
 	EVENT_VHANDLER(void, flush) {;}