linux-hwg/PKGBUILD

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# Maintainer: Tobias Powalowski <tpowa@archlinux.org>
# Maintainer: Thomas Baechler <thomas@archlinux.org>
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pkgbase=linux # Build stock -ARCH kernel
#pkgbase=linux-custom # Build kernel with a different name
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_srcname=linux-4.17
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pkgver=4.17.10
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pkgrel=1
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arch=('x86_64')
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url="https://www.kernel.org/"
license=('GPL2')
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makedepends=('xmlto' 'kmod' 'inetutils' 'bc' 'libelf')
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options=('!strip')
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source=(
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https://www.kernel.org/pub/linux/kernel/v4.x/${_srcname}.tar.{xz,sign}
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https://www.kernel.org/pub/linux/kernel/v4.x/patch-${pkgver}.{xz,sign}
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config # the main kernel config file
60-linux.hook # pacman hook for depmod
90-linux.hook # pacman hook for initramfs regeneration
linux.preset # standard config files for mkinitcpio ramdisk
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0001-add-sysctl-to-disallow-unprivileged-CLONE_NEWUSER-by.patch
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0002-Revert-drm-i915-edp-Allow-alternate-fixed-mode-for-e.patch
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0003-ACPI-watchdog-Prefer-iTCO_wdt-always-when-WDAT-table.patch
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0004-mac80211-disable-BHs-preemption-in-ieee80211_tx_cont.patch
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)
validpgpkeys=(
'ABAF11C65A2970B130ABE3C479BE3E4300411886' # Linus Torvalds
'647F28654894E3BD457199BE38DBBDC86092693E' # Greg Kroah-Hartman
)
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sha256sums=('9faa1dd896eaea961dc6e886697c0b3301277102e5bc976b2758f9a62d3ccd13'
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'SKIP'
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'41ad005296c7a1b5245a87881f666b3f4d7aa05a6b9409454b2e473d473c4cee'
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'SKIP'
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'f8e890eac9779a89009c1e2339f757e9781864df09805211fad005146fe2578b'
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'ae2e95db94ef7176207c690224169594d49445e04249d2499e9d2fbc117a0b21'
'75f99f5239e03238f88d1a834c50043ec32b1dc568f2cc291b07d04718483919'
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'ad6344badc91ad0630caacde83f7f9b97276f80d26a20619a87952be65492c65'
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'92f848d0e21fbb2400e50d1c1021514893423641e5450896d7b1d88aa880b2b9'
'fc3c50ae6bd905608e0533a883ab569fcf54038fb9d6569b391107d9fd00abbc'
'bc50c605bd0e1fa7437c21ddef728b83b6de3322b988e14713032993dfa1fc69'
'66284102261c4ed53db050e9045c8672ba0e5171884b46e58f6cd417774d8578')
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_kernelname=${pkgbase#linux}
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: ${_kernelname:=-ARCH}
prepare() {
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cd ${_srcname}
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# add upstream patch
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patch -p1 -i ../patch-${pkgver}
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# add latest fixes from stable queue, if needed
# http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git
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# disable USER_NS for non-root users by default
patch -Np1 -i ../0001-add-sysctl-to-disallow-unprivileged-CLONE_NEWUSER-by.patch
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# https://bugs.archlinux.org/task/56711
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patch -Np1 -i ../0002-Revert-drm-i915-edp-Allow-alternate-fixed-mode-for-e.patch
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# https://bugs.archlinux.org/task/56780
patch -Np1 -i ../0003-ACPI-watchdog-Prefer-iTCO_wdt-always-when-WDAT-table.patch
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# Fix iwd provoking a BUG
patch -Np1 -i ../0004-mac80211-disable-BHs-preemption-in-ieee80211_tx_cont.patch
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cat ../config - >.config <<END
CONFIG_LOCALVERSION="${_kernelname}"
CONFIG_LOCALVERSION_AUTO=n
END
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# set extraversion to pkgrel and empty localversion
sed -e "/^EXTRAVERSION =/s/=.*/= -${pkgrel}/" \
-e "/^EXTRAVERSION =/aLOCALVERSION =" \
-i Makefile
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# don't run depmod on 'make install'. We'll do this ourselves in packaging
sed -i '2iexit 0' scripts/depmod.sh
# get kernel version
make prepare
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# load configuration
# Configure the kernel. Replace the line below with one of your choice.
#make menuconfig # CLI menu for configuration
#make nconfig # new CLI menu for configuration
#make xconfig # X-based configuration
#make oldconfig # using old config from previous kernel version
# ... or manually edit .config
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# rewrite configuration
yes "" | make config >/dev/null
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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() {
pkgdesc="The ${pkgbase/linux/Linux} kernel and modules"
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[ "${pkgbase}" = "linux" ] && groups=('base')
depends=('coreutils' 'linux-firmware' 'kmod' 'mkinitcpio>=0.7')
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optdepends=('crda: to set the correct wireless channels of your country')
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backup=("etc/mkinitcpio.d/${pkgbase}.preset")
install=linux.install
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cd ${_srcname}
# get kernel version
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_kernver="$(make kernelrelease)"
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_basekernel=${_kernver%%-*}
_basekernel=${_basekernel%.*}
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mkdir -p "${pkgdir}"/{boot,usr/lib/modules}
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make INSTALL_MOD_PATH="${pkgdir}/usr" modules_install
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cp arch/x86/boot/bzImage "${pkgdir}/boot/vmlinuz-${pkgbase}"
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# make room for external modules
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local _extramodules="extramodules-${_basekernel}${_kernelname}"
ln -s "../${_extramodules}" "${pkgdir}/usr/lib/modules/${_kernver}/extramodules"
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# add real version for building modules and running depmod from hook
echo "${_kernver}" |
install -Dm644 /dev/stdin "${pkgdir}/usr/lib/modules/${_extramodules}/version"
# remove build and source links
rm "${pkgdir}"/usr/lib/modules/${_kernver}/{source,build}
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# now we call depmod...
depmod -b "${pkgdir}/usr" -F System.map "${_kernver}"
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# add vmlinux
install -Dt "${pkgdir}/usr/lib/modules/${_kernver}/build" -m644 vmlinux
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# sed expression for following substitutions
local _subst="
s|%PKGBASE%|${pkgbase}|g
s|%KERNVER%|${_kernver}|g
s|%EXTRAMODULES%|${_extramodules}|g
"
# hack to allow specifying an initially nonexisting install file
sed "${_subst}" "${startdir}/${install}" > "${startdir}/${install}.pkg"
true && install=${install}.pkg
# install mkinitcpio preset file
sed "${_subst}" ../linux.preset |
install -Dm644 /dev/stdin "${pkgdir}/etc/mkinitcpio.d/${pkgbase}.preset"
# install pacman hooks
sed "${_subst}" ../60-linux.hook |
install -Dm644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/60-${pkgbase}.hook"
sed "${_subst}" ../90-linux.hook |
install -Dm644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/90-${pkgbase}.hook"
}
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_package-headers() {
pkgdesc="Header files and scripts for building modules for ${pkgbase/linux/Linux} kernel"
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cd ${_srcname}
local _builddir="${pkgdir}/usr/lib/modules/${_kernver}/build"
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install -Dt "${_builddir}" -m644 Makefile .config Module.symvers
install -Dt "${_builddir}/kernel" -m644 kernel/Makefile
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mkdir "${_builddir}/.tmp_versions"
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cp -t "${_builddir}" -a include scripts
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install -Dt "${_builddir}/arch/x86" -m644 arch/x86/Makefile
install -Dt "${_builddir}/arch/x86/kernel" -m644 arch/x86/kernel/asm-offsets.s
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cp -t "${_builddir}/arch/x86" -a arch/x86/include
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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
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# add xfs and shmem for aufs building
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mkdir -p "${_builddir}"/{fs/xfs,mm}
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# copy in Kconfig files
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find . -name Kconfig\* -exec install -Dm644 {} "${_builddir}/{}" \;
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# add objtool for external module building and enabled VALIDATION_STACK option
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install -Dt "${_builddir}/tools/objtool" tools/objtool/objtool
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# remove unneeded architectures
local _arch
for _arch in "${_builddir}"/arch/*/; do
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[[ ${_arch} == */x86/ ]] && continue
rm -r "${_arch}"
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done
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# remove files already in linux-docs package
rm -r "${_builddir}/Documentation"
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# remove now broken symlinks
find -L "${_builddir}" -type l -printf 'Removing %P\n' -delete
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# Fix permissions
chmod -R u=rwX,go=rX "${_builddir}"
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# strip scripts directory
local _binary _strip
while read -rd '' _binary; do
case "$(file -bi "${_binary}")" in
*application/x-sharedlib*) _strip="${STRIP_SHARED}" ;; # Libraries (.so)
*application/x-archive*) _strip="${STRIP_STATIC}" ;; # Libraries (.a)
*application/x-executable*) _strip="${STRIP_BINARIES}" ;; # Binaries
*) continue ;;
esac
/usr/bin/strip ${_strip} "${_binary}"
done < <(find "${_builddir}/scripts" -type f -perm -u+w -print0 2>/dev/null)
}
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_package-docs() {
pkgdesc="Kernel hackers manual - HTML documentation that comes with the ${pkgbase/linux/Linux} kernel"
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cd ${_srcname}
local _builddir="${pkgdir}/usr/lib/modules/${_kernver}/build"
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mkdir -p "${_builddir}"
cp -t "${_builddir}" -a Documentation
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# Fix permissions
chmod -R u=rwX,go=rX "${_builddir}"
}
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pkgname=("${pkgbase}" "${pkgbase}-headers" "${pkgbase}-docs")
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: