247 lines
7.2 KiB
Bash
247 lines
7.2 KiB
Bash
# Maintainer: Jan Alexander Steffens (heftig) <heftig@archlinux.org>
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pkgbase=linux
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pkgver=6.8.8.arch1
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pkgrel=1
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pkgdesc='Linux'
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url='https://github.com/archlinux/linux'
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arch=(x86_64)
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license=(GPL-2.0-only)
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makedepends=(
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bc
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cpio
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gettext
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libelf
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pahole
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perl
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python
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tar
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xz
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# htmldocs
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graphviz
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imagemagick
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python-sphinx
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python-yaml
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texlive-latexextra
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)
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options=(
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!debug
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!strip
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)
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_srcname=linux-${pkgver%.*}
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_srctag=v${pkgver%.*}-${pkgver##*.}
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source=(
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https://cdn.kernel.org/pub/linux/kernel/v${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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)
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validpgpkeys=(
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ABAF11C65A2970B130ABE3C479BE3E4300411886 # Linus Torvalds
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647F28654894E3BD457199BE38DBBDC86092693E # Greg Kroah-Hartman
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83BC8889351B5DEBBB68416EB8AC08600F108CDF # Jan Alexander Steffens (heftig)
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)
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# https://www.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
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sha256sums=('1c4cdcb9d560fad1fb95db2cb8afbedc922f9ead848371fe40363b13f9f631ba'
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'SKIP'
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'3328bb421dc41135584adc6295ad64125c217dc57939d5397b29f53d16f02da4'
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'SKIP'
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'0e78254fa2d2718e8912a41047266b9a63aa53fb74198da4389b97fa8bf8c40b')
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b2sums=('3c04407c6875d1547c18024db7a020c450b332b10707c847208080819fa92624281fd9b628c1fefe7c16439f60d64dcc80010726a7d4320354b682ccaadb1f35'
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'SKIP'
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'019c9263802379310ab5112258bbf46977019183561a8b7170d270d10fd5b90132ab15912de96793a63d61f8cff47ea6059ef278139b39bca9be3d1655fde907'
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'SKIP'
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'794d6e66bcb977d2232d23dda0836e520115e2b3ade02f6a48f564f130d260f434189d0c77927c8b0a94b7b8720e96d273878a6695d3c2620ec9a83dfdff81d4')
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export KBUILD_BUILD_HOST=archlinux
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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
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echo "${pkgbase#linux}" > localversion.20-pkgname
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local src
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for src in "${source[@]}"; do
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src="${src%%::*}"
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src="${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"
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done
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echo "Setting config..."
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cp ../config .config
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make olddefconfig
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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
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make -C tools/bpf/bpftool vmlinux.h feature-clang-bpf-co-re=1
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make htmldocs
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}
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_package() {
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pkgdesc="The $pkgdesc kernel and modules"
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depends=(
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coreutils
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initramfs
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kmod
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)
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optdepends=(
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'wireless-regdb: to set the correct wireless channels of your country'
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'linux-firmware: firmware images needed for some devices'
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)
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provides=(
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KSMBD-MODULE
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VIRTUALBOX-GUEST-MODULES
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WIREGUARD-MODULE
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)
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replaces=(
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virtualbox-guest-modules-arch
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wireguard-arch
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)
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cd $_srcname
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local modulesdir="$pkgdir/usr/lib/modules/$(<version)"
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echo "Installing boot image..."
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# systemd expects to find the kernel here to allow hibernation
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# https://github.com/systemd/systemd/commit/edda44605f06a41fb86b7ab8128dcf99161d2344
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install -Dm644 "$(make -s image_name)" "$modulesdir/vmlinuz"
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# Used by mkinitcpio to name the kernel
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echo "$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 \
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DEPMOD=/doesnt/exist modules_install # Suppress depmod
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# remove build link
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rm "$modulesdir"/build
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}
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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 $_srcname
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local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
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echo "Installing build files..."
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install -Dt "$builddir" -m644 .config Makefile Module.symvers System.map \
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localversion.* version vmlinux tools/bpf/bpftool/vmlinux.h
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install -Dt "$builddir/kernel" -m644 kernel/Makefile
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install -Dt "$builddir/arch/x86" -m644 arch/x86/Makefile
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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
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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
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cp -t "$builddir/arch/x86" -a arch/x86/include
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install -Dt "$builddir/arch/x86/kernel" -m644 arch/x86/kernel/asm-offsets.s
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install -Dt "$builddir/drivers/md" -m644 drivers/md/*.h
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install -Dt "$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
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install -Dt "$builddir/drivers/media/dvb-frontends" -m644 drivers/media/dvb-frontends/*.h
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install -Dt "$builddir/drivers/media/tuners" -m644 drivers/media/tuners/*.h
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# https://bugs.archlinux.org/task/71392
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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
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for arch in "$builddir"/arch/*/; do
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[[ $arch = */x86/ ]] && continue
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echo "Removing $(basename "$arch")"
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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
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while read -rd '' file; do
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case "$(file -Sib "$file")" in
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application/x-sharedlib\;*) # Libraries (.so)
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strip -v $STRIP_SHARED "$file" ;;
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application/x-archive\;*) # Libraries (.a)
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strip -v $STRIP_STATIC "$file" ;;
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application/x-executable\;*) # Binaries
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strip -v $STRIP_BINARIES "$file" ;;
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application/x-pie-executable\;*) # Relocatable binaries
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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..."
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strip -v $STRIP_STATIC "$builddir/vmlinux"
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echo "Adding symlink..."
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mkdir -p "$pkgdir/usr/src"
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ln -sr "$builddir" "$pkgdir/usr/src/$pkgbase"
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}
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_package-docs() {
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pkgdesc="Documentation for the $pkgdesc kernel"
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cd $_srcname
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local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
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echo "Installing documentation..."
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local src dst
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while read -rd '' src; do
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dst="${src#Documentation/}"
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dst="$builddir/Documentation/${dst#output/}"
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install -Dm644 "$src" "$dst"
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done < <(find Documentation -name '.*' -prune -o ! -type d -print0)
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echo "Adding symlink..."
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mkdir -p "$pkgdir/usr/share/doc"
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ln -sr "$builddir/Documentation" "$pkgdir/usr/share/doc/$pkgbase"
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}
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pkgname=(
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"$pkgbase"
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"$pkgbase-headers"
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"$pkgbase-docs"
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)
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for _p in "${pkgname[@]}"; do
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eval "package_$_p() {
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$(declare -f "_package${_p#$pkgbase}")
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_package${_p#$pkgbase}
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}"
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done
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# vim:set ts=8 sts=2 sw=2 et:
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