[ -z $ROOT_DIR ] && ROOT_DIR=$HOME
echo "Using ROOT_DIR=\"$ROOT_DIR\""

[ -z $DALI_DIR ] && DALI_DIR=$(cd ../../../;pwd)
echo "Using DALI_DIR=\"$DALI_DIR\""
export DALI_DIR=$DALI_DIR

[ -z $DALI_ENV_DIR ] && DALI_ENV_DIR=$DALI_DIR/dali-env/android
echo "Using DALI_ENV_DIR=\"$DALI_ENV_DIR\""
export DALI_ENV_DIR=$DALI_ENV_DIR

[ -z $TARGET ] && export TARGET=armeabi-v7a
echo "Using TARGET=\"$TARGET\""

if [ ! -d "$ANDROID_SDK" ]; then
# try default path
  if [ -d "$ROOT_DIR/Android/Sdk" ]; then
    export ANDROID_SDK=$ROOT_DIR/Android/Sdk
  fi
fi
echo "Using ANDROID_SDK=\"$ANDROID_SDK\""

if [ ! -d "$ANDROID_NDK" ]; then
  if [ -d "$ANDROID_SDK" ]; then
    NDK_DIR=$(find $ANDROID_SDK -maxdepth 2 -name ndk-build | sed 's/\/ndk-build//')
    # Some sdk folder structures have extra <version> dir for ndk folders.
    if [ ! -d "$NDK_DIR" ]; then
      NDK_DIR=$(find $ANDROID_SDK -maxdepth 3 -name ndk-build | sed 's/\/ndk-build//')
    fi
    if [ -d "$NDK_DIR" ]; then
      export ANDROID_NDK=$NDK_DIR
    fi
  fi
fi
echo "Using ANDROID_NDK=\"$ANDROID_NDK\""