Re: [PATCH] kbuild: document KBUILD_SHELL

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On 2014-06-10 04:51, Masahiro Yamada wrote:
> CONFIG_SHELL was renamed to KBUILD_SHELL.
> 
> Signed-off-by: Masahiro Yamada <yamada.m@xxxxxxxxxxxxxxxx>
> Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
> Cc: Michal Marek <mmarek@xxxxxxx>
> ---
>  Documentation/kbuild/kbuild.txt | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/kbuild/kbuild.txt b/Documentation/kbuild/kbuild.txt
> index 6466704..425cd2e 100644
> --- a/Documentation/kbuild/kbuild.txt
> +++ b/Documentation/kbuild/kbuild.txt
> @@ -233,3 +233,8 @@ KBUILD_VMLINUX_MAIN
>  All object files for the main part of vmlinux.
>  KBUILD_VMLINUX_INIT and KBUILD_VMLINUX_MAIN together specify
>  all the object files used to link vmlinux.
> +
> +KBUILD_SHELL
> +--------------------------------------------------
> +Specify which shell to use to run shell scripts in Kbuild.
> +Assigned by the top-level Makefile.

The variable is assinged with a ":=", not a "?=", so you can't change it
from outside, can you? IMO it should not be documented so as not to
confuse users.

Michal

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