linux-kernel - Re: [PATCH 1/1] kbuild: Fix build target deb-pkg: ln: failed to create hard link

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Date: Sun, 16 Jun 2024 18:39:14 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: thayne@...todonlabs.com
Cc: linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org
Subject: Re: [PATCH 1/1] kbuild: Fix build target deb-pkg: ln: failed to
 create hard link

On Sun, Jun 16, 2024 at 2:34 PM Thayne Harbaugh <thayne@...todonlabs.com> wrote:
>
> From: Thayne Harbaugh <thayne@...todonlabs.com>
>
> The make deb-pkg target calls debian-orig which attempts to either
> hard link the source .tar to the build-output location or copy the
> source .tar to the build-output location.  The test to determine
> whether to ln or cp is incorrectly expanded by Make and consequently
> always attempts to ln the source .tar.  This fix corrects the escaping
> of '$' so that the test is expanded by the shell rather than by Make
> and appropriately selects between ln and cp.
>
> Signed-off-by: Thayne Harbaugh <thayne@...todonlabs.com>


Applied with
Fixes: b44aa8c96e9e ("kbuild: deb-pkg: make .orig tarball a hard link
if possible")

Thanks!

> ---
>  scripts/Makefile.package | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/Makefile.package b/scripts/Makefile.package
> index 38653f3e8108..bf016af8bf8a 100644
> --- a/scripts/Makefile.package
> +++ b/scripts/Makefile.package
> @@ -103,7 +103,7 @@ debian-orig: private version = $(shell dpkg-parsechangelog -S Version | sed 's/-
>  debian-orig: private orig-name = $(source)_$(version).orig.tar$(debian-orig-suffix)
>  debian-orig: mkdebian-opts = --need-source
>  debian-orig: linux.tar$(debian-orig-suffix) debian
> -       $(Q)if [ "$(df  --output=target .. 2>/dev/null)" = "$(df --output=target $< 2>/dev/null)" ]; then \
> +       $(Q)if [ "$$(df  --output=target .. 2>/dev/null)" = "$$(df --output=target $< 2>/dev/null)" ]; then \
>                 ln -f $< ../$(orig-name); \
>         else \
>                 cp $< ../$(orig-name); \
> --
> 2.43.0
>
>


-- 
Best Regards
Masahiro Yamada