linux-kernel - Re: [PATCH] kbuild: rpm-pkg: add libelf-devel as alternative for BuildRequires

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Date:   Thu, 29 Dec 2022 03:08:10 -0500
From:   Jonathan Toppins <jtoppins@...hat.com>
To:     Masahiro Yamada <masahiroy@...nel.org>,
        linux-kbuild@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Alexander Gordeev <agordeev@...ux.ibm.com>,
        Guoqing Jiang <guoqing.jiang@...ux.dev>,
        Ivan Vecera <ivecera@...hat.com>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Nicolas Schier <nicolas@...sle.eu>,
        Íñigo Huguet <ihuguet@...hat.com>
Subject: Re: [PATCH] kbuild: rpm-pkg: add libelf-devel as alternative for
 BuildRequires

On 12/28/22 14:10, Masahiro Yamada wrote:
> Guoqing Jiang reports that openSUSE cannot compile the kernel rpm due
> to "BuildRequires: elfutils-libelf-devel" added by commit 8818039f959b
> ("kbuild: add ability to make source rpm buildable using koji").
> The relevant package name in openSUSE is libelf-devel.
> 
> Add it an alternative package.
> 
> BTW, if it is impossible to solve the build requirement, the final
> resort would be:
> 
>      $ make RPMOPTS=--nodeps rpm-pkg
> 
> This passes --nodeps to the rpmbuild command so it will not verify
> build dependencies. This is useful to test rpm builds on non-rpm
> system. On Debian/Ubuntu, for example, you can install rpmbuild by
> 'apt-get install rpm'.
> 
> NOTE1:
>    Likewise, it is possible to bypass the build dependency check for
>    debian package builds:
> 
>      $ make DPKG_FLAGS=-d deb-pkg
> 
> NOTE2:
>    The 'or' operator is supported since RPM 4.13. So, old distros such
>    as CentOS 7 will break. I suggest installing newer rpmbuild in such
>    cases.
> 
> Link: https://lore.kernel.org/linux-kbuild/ee227d24-9c94-bfa3-166a-4ee6b5dfea09@linux.dev/T/#u
> Fixes: 8818039f959b ("kbuild: add ability to make source rpm buildable using koji")
> Reported-by: Guoqing Jiang <guoqing.jiang@...ux.dev>
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>

Acked-by: Jonathan Toppins <jtoppins@...hat.com>