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

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Message-ID: <270d9b2a-4c22-4a6d-be25-66da48c68390@t-8ch.de>
Date: Wed, 10 Jul 2024 16:46:18 +0200
From: Thomas Weißschuh <linux@...ssschuh.net>
To: Nicolas Schier <nicolas@...sle.eu>
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 2024-07-10 16:40:01+0000, Nicolas Schier wrote:
> 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?

Sure! "pacman" should also go there, no?

Thomas