linux-hwg/PKGBUILD

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# Maintainer: Jan Alexander Steffens (heftig) <heftig@archlinux.org>
pkgbase=linux
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pkgver=6.6.8.arch1
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pkgrel=1
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pkgdesc='Linux'
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url='https://github.com/archlinux/linux'
arch=(x86_64)
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license=(GPL2)
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makedepends=(
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bc
cpio
gettext
libelf
pahole
perl
python
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tar
xz
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# htmldocs
graphviz
imagemagick
python-sphinx
texlive-latexextra
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)
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options=('!strip')
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_srcname=linux-${pkgver%.*}
_srctag=v${pkgver%.*}-${pkgver##*.}
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source=(
https://cdn.kernel.org/pub/linux/kernel/v${pkgver%%.*}.x/${_srcname}.tar.{xz,sign}
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$url/releases/download/$_srctag/linux-$_srctag.patch.zst{,.sig}
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config # the main kernel config file
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)
validpgpkeys=(
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ABAF11C65A2970B130ABE3C479BE3E4300411886 # Linus Torvalds
647F28654894E3BD457199BE38DBBDC86092693E # Greg Kroah-Hartman
A2FF3A36AAA56654109064AB19802F8B0D70FC30 # Jan Alexander Steffens (heftig)
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)
# https://www.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
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sha256sums=('5036c434e11e4b36d8da3f489851f7f829cf785fa7f7887468537a9ea4572416'
'SKIP'
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'77f0ad619945e18ab880733129a49ad0af28c3f2fd7b1ae9bbb6465b5a4cd316'
'SKIP'
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'18fcff9fa723cef2feb654dae966a149f0ef0fea9dda1780d3de0ff07d4f8ab7')
b2sums=('d6f58bfae29239f985c1aa329b19c2fdea1c08c79e819e60f85359e9ef00e97a7f72d74662df7d9def75ff85a3b4bdf36dc9ded578ee472e9b4efa7bf50fcd33'
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'SKIP'
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'3445b1884f0ec6fccd72091e23c74538c80991195aab53f54c9a955437e35951ba689aa59eee35f2faa2440273e3c384e043333e63a22ce41dc5cd9d054d1a2f'
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'SKIP'
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'72b204712173dd109f60c6c81a10dc24c64eba7c2be8182a520b52f31ba2ecc4082fc711656a7e4893aac26120f9271c1fda3e37ad94236db95b14a6fdb56a82')
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export KBUILD_BUILD_HOST=archlinux
export KBUILD_BUILD_USER=$pkgbase
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export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
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prepare() {
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cd $_srcname
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echo "Setting version..."
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echo "-$pkgrel" > localversion.10-pkgrel
echo "${pkgbase#linux}" > localversion.20-pkgname
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local src
for src in "${source[@]}"; do
src="${src%%::*}"
src="${src##*/}"
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src="${src%.zst}"
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[[ $src = *.patch ]] || continue
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echo "Applying patch $src..."
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patch -Np1 < "../$src"
done
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echo "Setting config..."
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cp ../config .config
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make olddefconfig
diff -u ../config .config || :
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make -s kernelrelease > version
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echo "Prepared $pkgbase version $(<version)"
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}
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build() {
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cd $_srcname
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make all
make htmldocs
}
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_package() {
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pkgdesc="The $pkgdesc kernel and modules"
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depends=(
coreutils
initramfs
kmod
)
optdepends=(
'wireless-regdb: to set the correct wireless channels of your country'
'linux-firmware: firmware images needed for some devices'
)
provides=(
KSMBD-MODULE
VIRTUALBOX-GUEST-MODULES
WIREGUARD-MODULE
)
replaces=(
virtualbox-guest-modules-arch
wireguard-arch
)
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cd $_srcname
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local modulesdir="$pkgdir/usr/lib/modules/$(<version)"
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echo "Installing boot image..."
# systemd expects to find the kernel here to allow hibernation
# https://github.com/systemd/systemd/commit/edda44605f06a41fb86b7ab8128dcf99161d2344
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install -Dm644 "$(make -s image_name)" "$modulesdir/vmlinuz"
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# Used by mkinitcpio to name the kernel
echo "$pkgbase" | install -Dm644 /dev/stdin "$modulesdir/pkgbase"
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echo "Installing modules..."
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ZSTD_CLEVEL=19 make INSTALL_MOD_PATH="$pkgdir/usr" INSTALL_MOD_STRIP=1 \
DEPMOD=/doesnt/exist modules_install # Suppress depmod
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# remove build link
rm "$modulesdir"/build
}
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_package-headers() {
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pkgdesc="Headers and scripts for building modules for the $pkgdesc kernel"
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depends=(pahole)
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cd $_srcname
local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
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echo "Installing build files..."
install -Dt "$builddir" -m644 .config Makefile Module.symvers System.map \
localversion.* version vmlinux
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install -Dt "$builddir/kernel" -m644 kernel/Makefile
install -Dt "$builddir/arch/x86" -m644 arch/x86/Makefile
cp -t "$builddir" -a scripts
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# required when STACK_VALIDATION is enabled
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install -Dt "$builddir/tools/objtool" tools/objtool/objtool
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# required when DEBUG_INFO_BTF_MODULES is enabled
install -Dt "$builddir/tools/bpf/resolve_btfids" tools/bpf/resolve_btfids/resolve_btfids
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echo "Installing headers..."
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cp -t "$builddir" -a include
cp -t "$builddir/arch/x86" -a arch/x86/include
install -Dt "$builddir/arch/x86/kernel" -m644 arch/x86/kernel/asm-offsets.s
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install -Dt "$builddir/drivers/md" -m644 drivers/md/*.h
install -Dt "$builddir/net/mac80211" -m644 net/mac80211/*.h
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# https://bugs.archlinux.org/task/13146
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install -Dt "$builddir/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h
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# https://bugs.archlinux.org/task/20402
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install -Dt "$builddir/drivers/media/usb/dvb-usb" -m644 drivers/media/usb/dvb-usb/*.h
install -Dt "$builddir/drivers/media/dvb-frontends" -m644 drivers/media/dvb-frontends/*.h
install -Dt "$builddir/drivers/media/tuners" -m644 drivers/media/tuners/*.h
# https://bugs.archlinux.org/task/71392
install -Dt "$builddir/drivers/iio/common/hid-sensors" -m644 drivers/iio/common/hid-sensors/*.h
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echo "Installing KConfig files..."
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find . -name 'Kconfig*' -exec install -Dm644 {} "$builddir/{}" \;
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echo "Removing unneeded architectures..."
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local arch
for arch in "$builddir"/arch/*/; do
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[[ $arch = */x86/ ]] && continue
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echo "Removing $(basename "$arch")"
rm -r "$arch"
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done
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echo "Removing documentation..."
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rm -r "$builddir/Documentation"
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echo "Removing broken symlinks..."
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find -L "$builddir" -type l -printf 'Removing %P\n' -delete
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echo "Removing loose objects..."
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find "$builddir" -type f -name '*.o' -printf 'Removing %P\n' -delete
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echo "Stripping build tools..."
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local file
while read -rd '' file; do
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case "$(file -Sib "$file")" in
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application/x-sharedlib\;*) # Libraries (.so)
strip -v $STRIP_SHARED "$file" ;;
application/x-archive\;*) # Libraries (.a)
strip -v $STRIP_STATIC "$file" ;;
application/x-executable\;*) # Binaries
strip -v $STRIP_BINARIES "$file" ;;
application/x-pie-executable\;*) # Relocatable binaries
strip -v $STRIP_SHARED "$file" ;;
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esac
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done < <(find "$builddir" -type f -perm -u+x ! -name vmlinux -print0)
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echo "Stripping vmlinux..."
strip -v $STRIP_STATIC "$builddir/vmlinux"
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echo "Adding symlink..."
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mkdir -p "$pkgdir/usr/src"
ln -sr "$builddir" "$pkgdir/usr/src/$pkgbase"
}
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_package-docs() {
pkgdesc="Documentation for the $pkgdesc kernel"
cd $_srcname
local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
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echo "Installing documentation..."
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local src dst
while read -rd '' src; do
dst="${src#Documentation/}"
dst="$builddir/Documentation/${dst#output/}"
install -Dm644 "$src" "$dst"
done < <(find Documentation -name '.*' -prune -o ! -type d -print0)
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echo "Adding symlink..."
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mkdir -p "$pkgdir/usr/share/doc"
ln -sr "$builddir/Documentation" "$pkgdir/usr/share/doc/$pkgbase"
}
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pkgname=(
"$pkgbase"
"$pkgbase-headers"
"$pkgbase-docs"
)
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for _p in "${pkgname[@]}"; do
eval "package_$_p() {
$(declare -f "_package${_p#$pkgbase}")
_package${_p#$pkgbase}
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}"
done
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# vim:set ts=8 sts=2 sw=2 et: