Added bool return type to getEvent

Author: Kevin Townsend

Adafruit_LSM9DS0.cpp

@@ -308,7 +308,7 @@ void Adafruit_LSM9DS0::setupGyro ( lsm9ds0GyroScale_t scale )
     @brief  Gets the most recent accel sensor event
 */
 /**************************************************************************/
-void Adafruit_LSM9DS0::getEvent(sensors_event_t *accelEvent,
+bool Adafruit_LSM9DS0::getEvent(sensors_event_t *accelEvent,
                                 sensors_event_t *magEvent,
                                 sensors_event_t *gyroEvent,
                                 sensors_event_t *tempEvent )
@@ -322,6 +322,8 @@ void Adafruit_LSM9DS0::getEvent(sensors_event_t *accelEvent,
   if (magEvent)   getMagEvent(magEvent, timestamp);
   if (gyroEvent)  getGyroEvent(gyroEvent, timestamp);
   if (tempEvent)  getTempEvent(tempEvent, timestamp);
+  
+  return true;
 }
 
 /**************************************************************************/

Adafruit_LSM9DS0.h

@@ -189,7 +189,7 @@ class Adafruit_LSM9DS0
     /* Adafruit Unified Sensor Functions (not standard yet ... the current base class only */
     /* supports one sensor type, and we need to update the unified base class to support   */
     /* multiple sensors in a single driver, returning an array */
-    void getEvent  ( sensors_event_t* accel, sensors_event_t* mag, sensors_event_t* gyro, sensors_event_t* temp );    
+    bool getEvent  ( sensors_event_t* accel, sensors_event_t* mag, sensors_event_t* gyro, sensors_event_t* temp );    
     void getSensor ( sensor_t* accel, sensor_t* mag, sensor_t* gyro, sensor_t* temp );
 
     /* Subclass to expose each sensor on the LSM9DS0 as an Adafruit_Sensor instance. */
@@ -209,7 +209,7 @@ class Adafruit_LSM9DS0
         _eventFunc(eventFunc),
         _sensorFunc(sensorFunc)
       {}
-      virtual void getEvent(sensors_event_t* event) {
+      virtual bool getEvent(sensors_event_t* event) {
         /* Take new reading. */
         (_parent->*_readFunc)();
         /* Fill in event data. */