linux-kernel - Re: [PATCH next] kbuild: add ability to make source rpm buildable using koji

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Date:   Tue, 8 Nov 2022 08:44:34 +0100
From:   Ivan Vecera <ivecera@...hat.com>
To:     Jonathan Toppins <jtoppins@...hat.com>
Cc:     linux-kbuild@...r.kernel.org, dzickus@...hat.com, kheib@...hat.com,
        jtornosm@...hat.com, ihuguet@...hat.com,
        Masahiro Yamada <masahiroy@...nel.org>,
        Michal Marek <michal.lkml@...kovi.net>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH next] kbuild: add ability to make source rpm buildable
 using koji

On Tue, 25 Oct 2022 09:17:30 -0400
Jonathan Toppins <jtoppins@...hat.com> wrote:

> From: Ivan Vecera <ivecera@...hat.com>
> 
> Changes:
> - added new target 'srcrpm-pkg' to generate source rpm
> - added required build tools to spec file
> - removed locally compiled host tools to force their re-compile
> 
> Signed-off-by: Ivan Vecera <ivecera@...hat.com>
> Signed-off-by: Jonathan Toppins <jtoppins@...hat.com>
> ---
>  scripts/Makefile.package | 10 ++++++++++
>  scripts/package/mkspec   |  7 +++++++
>  2 files changed, 17 insertions(+)
> 
> diff --git a/scripts/Makefile.package b/scripts/Makefile.package
> index 8bbcced67c22..e0830a870394 100644
> --- a/scripts/Makefile.package
> +++ b/scripts/Makefile.package
> @@ -62,6 +62,16 @@ rpm-pkg:
>  	+rpmbuild $(RPMOPTS) --target $(UTS_MACHINE)-linux -ta $(KERNELPATH).tar.gz \
>  	--define='_smp_mflags %{nil}'
>  
> +# srcrpm-pkg
> +# ---------------------------------------------------------------------------
> +PHONY += srcrpm-pkg
> +srcrpm-pkg:
> +	$(MAKE) clean
> +	$(CONFIG_SHELL) $(MKSPEC) >$(objtree)/kernel.spec
> +	$(call cmd,src_tar,$(KERNELPATH),kernel.spec)
> +	+rpmbuild $(RPMOPTS) --target $(UTS_MACHINE) -ts $(KERNELPATH).tar.gz \
> +	--define='_smp_mflags %{nil}' --define='_srcrpmdir $(srctree)'
> +
>  # binrpm-pkg
>  # ---------------------------------------------------------------------------
>  PHONY += binrpm-pkg
> diff --git a/scripts/package/mkspec b/scripts/package/mkspec
> index 70392fd2fd29..dda00a948a01 100755
> --- a/scripts/package/mkspec
> +++ b/scripts/package/mkspec
> @@ -33,6 +33,8 @@ EXCLUDES="$RCS_TAR_IGNORE --exclude=*vmlinux* --exclude=*.mod \
>  --exclude=*.o --exclude=*.ko --exclude=*.cmd --exclude=Documentation \
>  --exclude=.config.old --exclude=.missing-syscalls.d --exclude=*.s"
>  
> +test -n "$LOCALVERSION" && MAKE="$MAKE LOCALVERSION=$LOCALVERSION"
> +
>  # We can label the here-doc lines for conditional output to the spec file
>  #
>  # Labels:
> @@ -49,6 +51,9 @@ sed -e '/^DEL/d' -e 's/^\t*//' <<EOF
>  	URL: https://www.kernel.org
>  $S	Source: kernel-$__KERNELRELEASE.tar.gz
>  	Provides: $PROVIDES
> +$S	BuildRequires: bc binutils bison dwarves elfutils-libelf-devel flex
> +$S	BuildRequires: gcc make openssl openssl-devel perl python3 rsync
> +
>  	# $UTS_MACHINE as a fallback of _arch in case
>  	# /usr/lib/rpm/platform/*/macros was not included.
>  	%define _arch %{?_arch:$UTS_MACHINE}
> @@ -80,6 +85,8 @@ $S$M	against the $__KERNELRELEASE kernel package.
>  $S$M
>  $S	%prep
>  $S	%setup -q
> +$S	rm -f scripts/basic/fixdep scripts/kconfig/conf
> +$S	rm -f tools/objtool/{fixdep,objtool}
>  $S
>  $S	%build
>  $S	$MAKE %{?_smp_mflags} KBUILD_BUILD_VERSION=%{release}

Tested-by: Ivan Vecera <ivecera@...hat.com>