linux-hwg/PKGBUILD

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# Maintainer: Jan Alexander Steffens (heftig) <jan.steffens@gmail.com>
pkgbase=linux
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pkgver=5.4.arch1
pkgrel=1
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pkgdesc='Linux'
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_srctag=v${pkgver%.*}-${pkgver##*.}
url="https://git.archlinux.org/linux.git/log/?h=$_srctag"
arch=(x86_64)
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license=(GPL2)
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makedepends=(bc kmod libelf git)
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options=('!strip')
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_srcname=archlinux-linux
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source=(
"$_srcname::git+https://git.archlinux.org/linux.git?signed#tag=$_srctag"
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config # the main kernel config file
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)
validpgpkeys=(
'ABAF11C65A2970B130ABE3C479BE3E4300411886' # Linus Torvalds
'647F28654894E3BD457199BE38DBBDC86092693E' # Greg Kroah-Hartman
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'8218F88849AAC522E94CF470A5E9288C4FA415FA' # Jan Alexander Steffens (heftig)
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)
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sha256sums=('SKIP'
'bbf6f0f69de9b1aefc2374da6b289a132b945e87a94ec85728097c677ebbac3f')
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export KBUILD_BUILD_HOST=archlinux
export KBUILD_BUILD_USER=$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 $_srcname
msg2 "Setting version..."
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scripts/setlocalversion --save-scmversion
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echo "-$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##*/}"
[[ $src = *.patch ]] || continue
msg2 "Applying patch $src..."
patch -Np1 < "../$src"
done
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msg2 "Setting config..."
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cp ../config .config
make olddefconfig
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make -s kernelrelease > version
msg2 "Prepared %s version %s" "$pkgbase" "$(<version)"
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}
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build() {
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cd $_srcname
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make bzImage modules
}
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_package() {
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pkgdesc="The $pkgdesc kernel and modules"
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depends=(coreutils kmod initramfs)
optdepends=('crda: to set the correct wireless channels of your country'
'linux-firmware: firmware images needed for some devices')
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cd $_srcname
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local kernver="$(<version)"
local modulesdir="$pkgdir/usr/lib/modules/$kernver"
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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"
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# Used by mkinitcpio to name the kernel
echo "$pkgbase" | install -Dm644 /dev/stdin "$modulesdir/pkgbase"
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msg2 "Installing modules..."
make INSTALL_MOD_PATH="$pkgdir/usr" modules_install
# remove build and source links
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rm "$modulesdir"/{source,build}
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msg2 "Fixing permissions..."
chmod -Rc u=rwX,go=rX "$pkgdir"
}
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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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cd $_srcname
local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
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msg2 "Installing build files..."
install -Dt "$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 "$builddir" -a scripts
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# add objtool for external module building and enabled VALIDATION_STACK option
install -Dt "$builddir/tools/objtool" tools/objtool/objtool
# add xfs and shmem for aufs building
mkdir -p "$builddir"/{fs/xfs,mm}
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msg2 "Installing headers..."
cp -t "$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
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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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# http://bugs.archlinux.org/task/13146
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install -Dt "$builddir/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h
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# http://bugs.archlinux.org/task/20402
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install -Dt "$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
msg2 "Installing KConfig files..."
find . -name 'Kconfig*' -exec install -Dm644 {} "$builddir/{}" \;
msg2 "Removing unneeded architectures..."
local arch
for arch in "$builddir"/arch/*/; do
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[[ $arch = */x86/ ]] && continue
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echo "Removing $(basename "$arch")"
rm -r "$arch"
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done
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msg2 "Removing documentation..."
rm -r "$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" ;;
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esac
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done < <(find "$builddir" -type f -perm -u+x ! -name vmlinux -print0)
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msg2 "Adding symlink..."
mkdir -p "$pkgdir/usr/src"
ln -sr "$builddir" "$pkgdir/usr/src/$pkgbase"
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msg2 "Fixing permissions..."
chmod -Rc u=rwX,go=rX "$pkgdir"
}
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pkgname=("$pkgbase" "$pkgbase-headers")
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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: