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+# $Id$
+# Maintainer: Erich Eckner <arch at eckner dot net>
+# Maintainer: Tobias Powalowski <tpowa@archlinux.org>
+# Maintainer: Thomas Baechler <thomas@archlinux.org>
+
+pkgbase=linux-pae # Build stock -ARCH kernel
+_srcname=linux-4.17
+pkgver=4.17.4
+pkgrel=1
+arch=('i686')
+url="https://www.kernel.org/"
+license=('GPL2')
+makedepends=('xmlto' 'kmod' 'inetutils' 'bc' 'libelf')
+options=('!strip')
+source=(
+ https://www.kernel.org/pub/linux/kernel/v4.x/${_srcname}.tar.{xz,sign}
+ https://www.kernel.org/pub/linux/kernel/v4.x/patch-${pkgver}.{xz,sign}
+ 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
+ 0001-add-sysctl-to-disallow-unprivileged-CLONE_NEWUSER-by.patch
+ 0002-Revert-drm-i915-edp-Allow-alternate-fixed-mode-for-e.patch
+ 0003-ACPI-watchdog-Prefer-iTCO_wdt-always-when-WDAT-table.patch
+)
+validpgpkeys=(
+ 'ABAF11C65A2970B130ABE3C479BE3E4300411886' # Linus Torvalds
+ '647F28654894E3BD457199BE38DBBDC86092693E' # Greg Kroah-Hartman
+)
+sha256sums=('9faa1dd896eaea961dc6e886697c0b3301277102e5bc976b2758f9a62d3ccd13'
+ 'SKIP'
+ 'b4b4b60d2f20f9b84ba8e55e2099102ad5b9460115bf31f4bab5c161451c0e3d'
+ 'SKIP'
+ '0290853552f2bd298a1cbd56c4f6596bb17c66de6b2a38443b60922db7673cca'
+ 'ae2e95db94ef7176207c690224169594d49445e04249d2499e9d2fbc117a0b21'
+ '75f99f5239e03238f88d1a834c50043ec32b1dc568f2cc291b07d04718483919'
+ 'ad6344badc91ad0630caacde83f7f9b97276f80d26a20619a87952be65492c65'
+ 'e3c08f9b91611186e5ec579187ecea2a0143e5c2dc7ffc30ac6ea6e2b6d130fd'
+ '5403dead9161344b2c01027526146a250147680f4a2d32a54d40c55fc1becc8a'
+ 'd55e7de60b12bca26ded4c1bb8eb5860a9092374914a201a0f6a0ed2849d099f')
+
+_kernelname=${pkgbase#linux}
+: ${_kernelname:=-ARCH}
+
+prepare() {
+ cd ${_srcname}
+
+ # add upstream patch
+ patch -p1 -i ../patch-${pkgver}
+
+ # add latest fixes from stable queue, if needed
+ # http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git
+
+ # disable USER_NS for non-root users by default
+ patch -Np1 -i ../0001-add-sysctl-to-disallow-unprivileged-CLONE_NEWUSER-by.patch
+
+ # https://bugs.archlinux.org/task/56711
+ patch -Np1 -i ../0002-Revert-drm-i915-edp-Allow-alternate-fixed-mode-for-e.patch
+
+ # https://bugs.archlinux.org/task/56780
+ patch -Np1 -i ../0003-ACPI-watchdog-Prefer-iTCO_wdt-always-when-WDAT-table.patch
+
+ cat ../config - >.config <<END
+CONFIG_LOCALVERSION="${_kernelname}"
+CONFIG_LOCALVERSION_AUTO=n
+END
+
+ # set extraversion to pkgrel and empty localversion
+ sed -e "/^EXTRAVERSION =/s/=.*/= -${pkgrel}/" \
+ -e "/^EXTRAVERSION =/aLOCALVERSION =" \
+ -i Makefile
+
+ # 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
+
+ # 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
+
+ # rewrite configuration
+ yes "" | make config >/dev/null
+}
+
+build() {
+ cd ${_srcname}
+
+ make bzImage modules
+}
+
+_package() {
+ pkgdesc="The Linux kernel and modules with PAE (physical address extension) support"
+ [ "${pkgbase}" = "linux" ] && groups=('base')
+ depends=('coreutils' 'linux-firmware' 'kmod' 'mkinitcpio>=0.7')
+ optdepends=('crda: to set the correct wireless channels of your country')
+ backup=("etc/mkinitcpio.d/${pkgbase}.preset")
+ install=linux.install
+
+ cd ${_srcname}
+
+ # get kernel version
+ _kernver="$(make kernelrelease)"
+ _basekernel=${_kernver%%-*}
+ _basekernel=${_basekernel%.*}
+
+ mkdir -p "${pkgdir}"/{boot,usr/lib/modules}
+ make INSTALL_MOD_PATH="${pkgdir}/usr" modules_install
+ cp arch/x86/boot/bzImage "${pkgdir}/boot/vmlinuz-${pkgbase}"
+
+ # make room for external modules
+ local _extramodules="extramodules-${_basekernel}${_kernelname}"
+ ln -s "../${_extramodules}" "${pkgdir}/usr/lib/modules/${_kernver}/extramodules"
+
+ # add real version for building modules and running depmod from hook
+ echo "${_kernver}" |
+ install -Dm644 /dev/stdin "${pkgdir}/usr/lib/modules/${_extramodules}/version"
+
+ # remove build and source links
+ rm "${pkgdir}"/usr/lib/modules/${_kernver}/{source,build}
+
+ # now we call depmod...
+ depmod -b "${pkgdir}/usr" -F System.map "${_kernver}"
+
+ # add vmlinux
+ install -Dt "${pkgdir}/usr/lib/modules/${_kernver}/build" -m644 vmlinux
+
+ # 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"
+}
+
+_package-headers() {
+ pkgdesc="Header files and scripts for building modules for ${pkgbase/linux/Linux} kernel"
+
+ cd ${_srcname}
+ local _builddir="${pkgdir}/usr/lib/modules/${_kernver}/build"
+
+ install -Dt "${_builddir}" -m644 Makefile .config Module.symvers
+ install -Dt "${_builddir}/kernel" -m644 kernel/Makefile
+
+ mkdir "${_builddir}/.tmp_versions"
+
+ cp -t "${_builddir}" -a include scripts
+
+ install -Dt "${_builddir}/arch/x86" -m644 arch/x86/Makefile_32.cpu
+ install -Dt "${_builddir}/arch/x86" -m644 arch/x86/Makefile
+ install -Dt "${_builddir}/arch/x86/kernel" -m644 arch/x86/kernel/asm-offsets.s
+
+ cp -t "${_builddir}/arch/x86" -a arch/x86/include
+
+ install -Dt "${_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 "${_builddir}/drivers/media/tuners" -m644 drivers/media/tuners/*.h
+
+ # add xfs and shmem for aufs building
+ mkdir -p "${_builddir}"/{fs/xfs,mm}
+
+ # copy in Kconfig files
+ find . -name Kconfig\* -exec install -Dm644 {} "${_builddir}/{}" \;
+
+ # remove unneeded architectures
+ local _arch
+ for _arch in "${_builddir}"/arch/*/; do
+ [[ ${_arch} == */x86/ ]] && continue
+ rm -r "${_arch}"
+ done
+
+ # remove files already in linux-docs package
+ rm -r "${_builddir}/Documentation"
+
+ # remove now broken symlinks
+ find -L "${_builddir}" -type l -printf 'Removing %P\n' -delete
+
+ # Fix permissions
+ chmod -R u=rwX,go=rX "${_builddir}"
+
+ # strip scripts directory
+ local _binary _strip
+ while read -rd '' _binary; do
+ case "$(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)
+}
+
+_package-docs() {
+ pkgdesc="Kernel hackers manual - HTML documentation that comes with the ${pkgbase/linux/Linux} kernel"
+
+ cd ${_srcname}
+ local _builddir="${pkgdir}/usr/lib/modules/${_kernver}/build"
+
+ mkdir -p "${_builddir}"
+ cp -t "${_builddir}" -a Documentation
+
+ # Fix permissions
+ chmod -R u=rwX,go=rX "${_builddir}"
+}
+
+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: