X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=altosdroid%2Fsrc%2Forg%2Faltusmetrum%2FAltosDroid%2FAltosBluetooth.java;h=359b58321ed11995d805cc5a583aa539fd9d890c;hb=a61217f0a6d0ef48b6471f632c4600255867e831;hp=baf38fb71aa854a24a24a30abac96c3eddd61182;hpb=7041c386cdf37716f8daf0bc1a9204db620e3de9;p=fw%2Faltos

diff --git a/altosdroid/src/org/altusmetrum/AltosDroid/AltosBluetooth.java b/altosdroid/src/org/altusmetrum/AltosDroid/AltosBluetooth.java
index baf38fb7..359b5832 100644
--- a/altosdroid/src/org/altusmetrum/AltosDroid/AltosBluetooth.java
+++ b/altosdroid/src/org/altusmetrum/AltosDroid/AltosBluetooth.java
@@ -4,7 +4,8 @@
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but
  * WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -30,7 +31,7 @@ import android.bluetooth.BluetoothSocket;
 import android.os.Handler;
 //import android.os.Message;
 
-import org.altusmetrum.altoslib_9.*;
+import org.altusmetrum.altoslib_12.*;
 
 public class AltosBluetooth extends AltosDroidLink {
 
@@ -199,6 +200,8 @@ public class AltosBluetooth extends AltosDroidLink {
 	}
 
 	int write(byte[] buffer, int len) {
+		if (output == null)
+			return -1;
 		try {
 			output.write(buffer, 0, len);
 		} catch (IOException ie) {
@@ -208,6 +211,8 @@ public class AltosBluetooth extends AltosDroidLink {
 	}
 
 	int read(byte[] buffer, int len) {
+		if (input == null)
+			return -1;
 		try {
 			return input.read(buffer, 0, len);
 		} catch (IOException ie) {