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Re: [PATCH v2] tags: honor COMPILED_SOURCE with apart output directory

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  Re: [PATCH v2] tags: honor COMPILED_SOURCE with apart output directory Robert Jarzmik <robert.jarzmik@free.fr> - 2017-01-23 07:30 +0100

#1564704 — Re: [PATCH v2] tags: honor COMPILED_SOURCE with apart output directory

Robert Jarzmik <robert.jarzmik@free.fr> writes:

> When the kernel is compiled with an "O=" argument, the object files are
> not necessarily in the source tree, and more probably in another tree.
>
> In this situation, the current used check doesn't work, and
> COMPILED_SOURCE tags is broken with O= builds.
>
> This patch fixes it by looking for object files both in source tree and
> potential destination tree.
>
> It was verified that in the case of O= usage, the current directory is
> the build tree, ie. the tree referenced by O=xxx, and j is the source
> tree path concatenated with relative path of the object to the source
> tree root, hence the simple expression to compute "k" as the built
> object.
>
> Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
> ---
> Since v1: amended k expression, Marek's comments
Hi Marek,

Is this version good for you ?

> ---
>  scripts/tags.sh | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/scripts/tags.sh b/scripts/tags.sh
> index a2ff3388e5ea..35cb64d5211c 100755
> --- a/scripts/tags.sh
> +++ b/scripts/tags.sh
> @@ -106,7 +106,8 @@ all_compiled_sources()
>  		case "$i" in
>  			*.[cS])
>  				j=${i/\.[cS]/\.o}
> -				if [ -e $j ]; then
> +				k="${j#$tree}"
> +				if [ -e $j -o -e "$k" ]; then
>  					echo $i
>  				fi
>  				;;

Cheers.

-- 
Robert

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