linux-kernel - Re: [PATCH v3] kbuild: add script and target to generate pacman package

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Message-ID: <Zo6dQQIJmkauRmFM@fjasle.eu>
Date: Wed, 10 Jul 2024 16:40:01 +0200
From: Nicolas Schier <nicolas@...sle.eu>
To: Thomas Weißschuh <linux@...ssschuh.net>
Cc: Masahiro Yamada <masahiroy@...nel.org>,
 Nathan Chancellor <nathan@...nel.org>,
 "Jan Alexander Steffens (heftig)" <heftig@...hlinux.org>,
 linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org
Subject: Re: [PATCH v3] kbuild: add script and target to generate pacman
 package

On Mon, Jul 08, 2024 at 10:11:51PM +0200 Thomas Weißschuh wrote:
> pacman is the package manager used by Arch Linux and its derivates.
> Creating native packages from the kernel tree has multiple advantages:
> 
> * The package triggers the correct hooks for initramfs generation and
>   bootloader configuration
> * Uninstallation is complete and also invokes the relevant hooks
> * New UAPI headers can be installed without any manual bookkeeping
> 
> The PKGBUILD file is a simplified version of the one used for the
> downstream Arch Linux "linux" package.
> Extra steps that should not be necessary for a development kernel have
> been removed and an UAPI header package has been added.
> 
> Reviewed-by: Nathan Chancellor <nathan@...nel.org>
> Tested-by: Nathan Chancellor <nathan@...nel.org>
> Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
> ---
> Changes in v3:
> - Enforce matching architectures for installation
> - Add Reviewed-by and Tested-by from Nathan
> - Link to v2: https://lore.kernel.org/r/20240706-kbuild-pacman-pkg-v2-1-613422a03a7a@weissschuh.net
> 
> Changes in v2:
> - Replace ${MAKE} with $MAKE for consistency with other variables
> - Use $MAKE for "-s image_name"
> - Avoid permission warnings from build directory
> - Clarify reason for /build symlink removal
> - Install System.map and config
> - Install dtbs where available
> - Allow cross-build through arch=any
> - Sort Contributor/Maintainer chronologically
> - Disable some unneeded makepkg options
> - Use DEPMOD=true for consistency with rpm-package
> - Link to v1: https://lore.kernel.org/r/20240704-kbuild-pacman-pkg-v1-1-ac2f63f5fa7b@weissschuh.net
> ---
>  .gitignore               |  6 ++++
>  scripts/Makefile.package | 16 ++++++++++
>  scripts/package/PKGBUILD | 83 ++++++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 105 insertions(+)
> 
> diff --git a/.gitignore b/.gitignore
> index c59dc60ba62e..7902adf4f7f1 100644
> --- a/.gitignore
> +++ b/.gitignore
> @@ -92,6 +92,12 @@ modules.order
>  #
>  /tar-install/
>  
> +#
> +# pacman files (make pacman-pkg)
> +#
> +/PKGBUILD
> +/pacman/
> +
>  #
>  # We don't want to ignore the following even if they are dot-files
>  #
> diff --git a/scripts/Makefile.package b/scripts/Makefile.package
> index bf016af8bf8a..a5b5b899d90c 100644
> --- a/scripts/Makefile.package
> +++ b/scripts/Makefile.package
> @@ -141,6 +141,21 @@ snap-pkg:
>  	cd $(objtree)/snap && \
>  	snapcraft --target-arch=$(UTS_MACHINE)
>  
> +# pacman-pkg
> +# ---------------------------------------------------------------------------
> +
> +PHONY += pacman-pkg
> +pacman-pkg:
> +	@ln -srf $(srctree)/scripts/package/PKGBUILD $(objtree)/PKGBUILD

Can you please also add PKGBUILD to MRPROPER_FILES in top-level Makefile?

Kind regards,
Nicolas