linux-xanmod-bcachefs/PKGBUILD

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# Maintainer: Mizuha <miizuuha[at]notgooglemail[dot]com>
# Contributor: Kyle De'Vir (QuartzDragon) <kyle[dot]devir[at]mykolab[dot]com>
# Contributor: Jan Alexander Steffens (heftig) <heftig@archlinux.org>
pkgbase=linux
pkgver=5.16.10
_srcver_tag=5.16.10-xanmod1
pkgrel=1
pkgdesc="Linux xanmod with bcachefs"
url="https://github.com/koverstreet/bcachefs"
arch=(x86_64)
license=(GPL2)
makedepends=(
bc kmod libelf pahole cpio perl tar xz xmlto python-sphinx
python-sphinx_rtd_theme graphviz imagemagick git
)
options=('!strip')
_linuxname="linux-kernel"
_linuxurl="https://git.kernel.org/pub/scm/linux/kernel/git/stable/${_linuxname%%-kernel}.git"
_bchfsname="bcachefs-kernel"
_bchfsurl="https://github.com/ndowens/${_bchfsname%%-kernel}.git"
_xanmodname="xanmod-kernel"
_xanmodurl="https://github.com/xanmod/linux"
source=(
"${_linuxname}::git+${_linuxurl}#branch=linux-5.16.y"
"${_bchfsname}::git+${_bchfsurl}#branch=master"
"${_xanmodname}::git+${_xanmodurl}#tag=${_srcver_tag}"
choose-gcc-optimization.sh
config # the main kernel config file
)
validpgpkeys=(
"ABAF11C65A2970B130ABE3C479BE3E4300411886" # Linus Torvalds
"647F28654894E3BD457199BE38DBBDC86092693E" # Greg Kroah-Hartman
)
sha512sums=('SKIP'
'SKIP'
'SKIP'
'95397a817c10437f5f1765a1a529744cce905e142d8a835769f9271d2736b5dc967900e068999540a9032ccb6b8db080d0e92a48fcdb1d948aa0e7d1f34d2984'
'fbbf4cbf04d3cec1f12522a11a15d5ebd299ca2f160a64ecfaf050179ca986d0b61add39a2d4861aca6757a62749d25362fe6cbf57b4038e5c6dcbfac44fbbdb')
export KBUILD_BUILD_HOST=archlinux
export KBUILD_BUILD_USER=$pkgbase
export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
prepare() {
cd "$srcdir/$_bchfsname"
git config user.name no
git config user.email no@none.no
git remote add xanmod "$srcdir/$_xanmodname" || true
git remote add linux "$srcdir/$_linuxname" || true
git pull --no-edit --no-rebase xanmod makepkg || git checkout --theirs ./*
git add .
git commit -m1
git pull --no-edit --no-rebase linux makepkg
cp "$srcdir"/linux-kernel/kernel/module.c kernel
cp include/linux/closure.h drivers/md/bcache
sed -i 's,vmalloc_exec,__vmalloc,' fs/bcachefs/btree_cache.c
msg2 "Setting version..."
scripts/setlocalversion --save-scmversion
echo "-$pkgrel" > localversion.10-pkgrel
echo "${pkgbase#linux}" > localversion.20-pkgname
msg2 "Setting config..."
cp "$srcdir/config" .config
# Lets user choose microarchitecture optimization in GCC
sh "$srcdir/choose-gcc-optimization.sh"
make prepare
# Do not run 'make olddefconfig' as it sets default options
yes "" | make config >/dev/null
make -s kernelrelease > version
msg2 "Prepared $pkgbase version $(<version)"
# Save configuration for later reuse
cat .config > "$startdir/config.last"
}
build() {
cd "$srcdir/$_bchfsname"
make all
make htmldocs
}
_package() {
pkgdesc="The $pkgdesc kernel and modules"
depends=(coreutils kmod initramfs bcachefs-tools-git)
optdepends=(
'crda: to set the correct wireless channels of your country'
'linux-firmware: firmware images needed for some devices'
)
provides=(VIRTUALBOX-GUEST-MODULES WIREGUARD-MODULE VHBA-MODULE)
replaces=()
cd "$srcdir/$_bchfsname"
local kernver="$(<version)"
local modulesdir="$pkgdir/usr/lib/modules/$kernver"
msg2 "Installing boot image..."
# Systemd expects to find the kernel here to allow hibernation
# https://github.com/systemd/systemd/commit/edda44605f06a41fb86b7ab8128dcf99161d2344
install -Dm644 "$(make -s image_name)" "$modulesdir/vmlinuz"
# Used by mkinitcpio to name the kernel
echo "$pkgbase" | install -Dm644 /dev/stdin "$modulesdir/pkgbase"
msg2 "Installing modules..."
make INSTALL_MOD_PATH="$pkgdir/usr" INSTALL_MOD_STRIP=1 modules_install
# Remove build and source links
rm "$modulesdir"/{source,build}
}
_package-headers() {
pkgdesc="Headers and scripts for building modules for the $pkgdesc kernel"
depends=(pahole)
cd "$srcdir/$_bchfsname"
local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
msg2 "Installing build files..."
install -Dt "$builddir" -m644 .config Makefile Module.symvers System.map \
localversion.* version vmlinux
install -Dt "$builddir/kernel" -m644 kernel/Makefile
install -Dt "$builddir/arch/x86" -m644 arch/x86/Makefile
cp -t "$builddir" -a scripts
# Add objtool for external module building and enabled VALIDATION_STACK option
install -Dt "$builddir/tools/objtool" tools/objtool/objtool
# Add xfs and shmem for aufs building
mkdir -p "$builddir"/{fs/xfs,mm}
msg2 "Installing headers..."
cp -t "$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
install -Dt "$builddir/drivers/md" -m644 drivers/md/*.h
install -Dt "$builddir/net/mac80211" -m644 net/mac80211/*.h
# http://bugs.archlinux.org/task/13146
install -Dt "$builddir/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h
# http://bugs.archlinux.org/task/20402
install -Dt "$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
msg2 "Installing KConfig files..."
find . -name 'Kconfig*' -exec install -Dm644 {} "$builddir/{}" \;
msg2 "Removing unneeded architectures..."
local arch
for arch in "$builddir"/arch/*/; do
[[ $arch = */x86/ ]] && continue
echo "Removing $(basename "$arch")"
rm -r "$arch"
done
msg2 "Removing documentation..."
rm -r "$builddir/Documentation"
msg2 "Removing broken symlinks..."
find -L "$builddir" -type l -printf 'Removing %P\n' -delete
msg2 "Removing loose objects..."
find "$builddir" -type f -name '*.o' -printf 'Removing %P\n' -delete
msg2 "Stripping build tools..."
local file
while read -rd '' file; do
case "$(file -bi "$file")" in
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" ;;
esac
done < <(find "$builddir" -type f -perm -u+x ! -name vmlinux -print0)
msg2 "Stripping vmlinux..."
strip -v $STRIP_STATIC "$builddir/vmlinux"
msg2 "Adding symlink..."
mkdir -p "$pkgdir/usr/src"
ln -sr "$builddir" "$pkgdir/usr/src/$pkgbase"
}
_package-docs() {
pkgdesc="Documentation for the $pkgdesc kernel"
cd "$srcdir/$_bchfsname"
local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
msg2 "Installing documentation..."
local src dst
while read -rd '' src; do
dst="${src#Documentation/}"
dst="$builddir/Documentation/${dst#output/}"
install -Dm644 "$src" "$dst"
done < <(find Documentation -name '.*' -prune -o ! -type d -print0)
msg2 "Adding symlink..."
mkdir -p "$pkgdir/usr/share/doc"
ln -sr "$builddir/Documentation" "$pkgdir/usr/share/doc/$pkgbase"
}
pkgname=("$pkgbase" "$pkgbase-headers" "$pkgbase-docs")
for _p in "${pkgname[@]}"; do
eval "package_$_p() {
$(declare -f "_package${_p#$pkgbase}")
_package${_p#$pkgbase}
}"
done
# vim:set ts=8 sts=2 sw=2 et: