linux-kernel - Re: [PATCH 07/20] kbuild: scripts/install.sh: allow for the version number

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Date:   Wed, 7 Apr 2021 20:05:23 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Michal Marek <michal.lkml@...kovi.net>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        linux-arch <linux-arch@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 07/20] kbuild: scripts/install.sh: allow for the version number

On Wed, Apr 7, 2021 at 2:35 PM Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
>
> Some architectures put the version number by default at the end of the
> files that are copied, so add support for this to be set by arch type.
>
> Odds are one day we should change this for x86, but let's not break
> anyone's systems just yet.
>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> ---
>  scripts/install.sh | 15 +++++++++++++--
>  1 file changed, 13 insertions(+), 2 deletions(-)
>
> diff --git a/scripts/install.sh b/scripts/install.sh
> index 72dc4c81013e..934619f81119 100644
> --- a/scripts/install.sh
> +++ b/scripts/install.sh
> @@ -60,8 +60,19 @@ else
>         base=vmlinux
>  fi
>
> -install "$2" "$4"/"$base"
> -install "$3" "$4"/System.map
> +# Some architectures name their files based on version number, and
> +# others do not.  Call out the ones that do not to make it obvious.
> +case "${ARCH}" in
> +       x86)
> +               version=""
> +               ;;
> +       *)
> +               version="-${1}"
> +               ;;
> +esac
> +
> +install "$2" "$4"/"$base""$version"


Too many quotes are eye sore.


    install "$2" "$4/$base$version"

looks cleaner in my opinion.

Shell correctly understands the end of each
variable because a slash or a dollar
cannot be a part of a variable name.







> +install "$3" "$4"/System.map"$version"
>  sync
>
>  # Some architectures like to call specific bootloader "helper" programs:
> --
> 2.31.1
>


--
Best Regards

Masahiro Yamada