#
# wget and 7z from p7zip-full are needed, they can be installed with
# sudo aptitude install wget p7zip-full
+#
+# NOTE: p7zip-full >= 9.20 is required in order to extract .msi files
+# correctly
set -e
trap 'rm -rf "$TEMPDIR" >/dev/null 2>&1' 0
trap "exit 2" 1 2 3 15
+cat << EOM
+
+This script is going to download the UAC Firmware for the Microsoft
+Kinect Sensor device from the Microsoft Kinect for Windows SDK:
+http://kinectforwindows.org/
+
+The full license of the SDK can be found at:
+http://research.microsoft.com/en-us/um/legal/kinectsdk-tou_noncommercial.htm
+
+EOM
+
cd "$TEMPDIR"
ARCHIVE_NAME=$(basename "$SDK_URL")
rm -f "$ARCHIVE_NAME" && wget "$SDK_URL" -O "$ARCHIVE_NAME"
exit 1
fi
-7z e -y -r "$ARCHIVE_NAME" "UACFirmware.*"
+echo -n "Extracting the UAC firmware..."
+7z e -y -r "$ARCHIVE_NAME" "UACFirmware.*" > /dev/null
+echo " done."
FW_FILE=$(ls UACFirmware.* | cut -d ' ' -f 1)