AMiRo-OS

  while [ ${PIPESTATUS[0]} -ne 0 ]; do

    printWarning "initialitaion failed. Retry? [y/n]\n"

    local userinput=""

    readUserInput "YyNn" userinput

    case "$userinput" in

      Y|y)

        git submodule update --init $stm32flashdir 2>&1 | tee -a $LOG_FILE;;

      N|n)

        printWarning "stm32flash initialization aborted by user\n"

        return 1

        ;;

      *) # sanity check (return error)

        printError "unexpected input: $userinput\n"; return -1;;

    esac

  done