auto_accel_read.sh

#!/bin/bash
# Auto read accelerometer data stream

# OEM install shutdown iio-sensor-proxy service
# Avoid need restart system after OEM Install
STATUS="$(systemctl is-active iio-sensor-proxy.service)"
if [ "${STATUS}" = "active" ]; then
    echo "iio-sensor-proxy.service is active"
else 
    echo "iio-sensor-proxy.service is not active" 
    sudo systemctl start iio-sensor-proxy.service 
fi

# Clear acceldata.log so it doesn't get too long over time
> /tmp/acceldata.log

# Get accelerometer input device info
source input-device-info.sh
MY_DEVICE_PATH=$(inputDeviceEventHandlerPath "cmpc_accel_v4")
echo 'MY_DEVICE_PATH:' ${MY_DEVICE_PATH}

# Read accelerometer data stream
cat ${MY_DEVICE_PATH} >> /tmp/acceldata.log 2>&1 &
  
while true; do
  sleep 1
done