Merge "Envsetup: Fix lunch choice with number in zsh" am: 2647067a am: 845a5889

        local choices=($(TARGET_BUILD_APPS= LUNCH_MENU_CHOICES="${LUNCH_MENU_CHOICES[@]}" get_build_var COMMON_LUNCH_CHOICES))

        if [ $answer -le ${#choices[@]} ]

        then

            # array in zsh starts from 1 instead of 0.

            if [ -n "$ZSH_VERSION" ]

            then

                selection=${choices[$(($answer))]}

            else

                selection=${choices[$(($answer-1))]}

            fi

        fi

    else

        selection=$answer

    fi