239 lines
8.0 KiB
Bash
239 lines
8.0 KiB
Bash
# Maintainer: Tobias Powalowski <tpowa@archlinux.org>
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# Maintainer: Thomas Baechler <thomas@archlinux.org>
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pkgbase=linux # Build stock -ARCH kernel
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#pkgbase=linux-custom # Build kernel with a different name
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_srcname=linux-4.15
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pkgver=4.15.1
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pkgrel=1
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arch=('x86_64')
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url="https://www.kernel.org/"
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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
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60-linux.hook # pacman hook for depmod
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90-linux.hook # pacman hook for initramfs regeneration
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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-drm-i915-edp-Only-use-the-alternate-fixed-mode-if-it.patch
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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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)
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sha256sums=('5a26478906d5005f4f809402e981518d2b8844949199f60c4b6e1f986ca2a769'
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'SKIP'
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'202a0a34f221ae335de096c292927d7a7d4bcdbc2dd46d43b8a5f6420f95a0cf'
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'SKIP'
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'991672fadc4b0346a4cede2cd51e6c8760cde996780e56f7e372d1d5ab66fb3a'
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'ae2e95db94ef7176207c690224169594d49445e04249d2499e9d2fbc117a0b21'
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'75f99f5239e03238f88d1a834c50043ec32b1dc568f2cc291b07d04718483919'
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'ad6344badc91ad0630caacde83f7f9b97276f80d26a20619a87952be65492c65'
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'7b7363b53c68f52b119df994c9c08d4f29271b408f021366ab23f862518bd9bc'
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'ac996455cddccc312d93e63845d92b2d8ab8fb53208a221948d28c76c678d215')
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_kernelname=${pkgbase#linux}
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: ${_kernelname:=-ARCH}
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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
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# 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
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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-drm-i915-edp-Only-use-the-alternate-fixed-mode-if-it.patch
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cat ../config - >.config <<END
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CONFIG_LOCALVERSION="${_kernelname}"
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CONFIG_LOCALVERSION_AUTO=n
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END
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# set extraversion to pkgrel
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sed -i "/^EXTRAVERSION =/s/=.*/= -${pkgrel}/" Makefile
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# don't run depmod on 'make install'. We'll do this ourselves in packaging
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sed -i '2iexit 0' scripts/depmod.sh
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# get kernel version
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make prepare
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# load configuration
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# Configure the kernel. Replace the line below with one of your choice.
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#make menuconfig # CLI menu for configuration
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#make nconfig # new CLI menu for configuration
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#make xconfig # X-based configuration
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#make oldconfig # using old config from previous kernel version
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# ... or manually edit .config
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# rewrite configuration
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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 ${MAKEFLAGS} LOCALVERSION= bzImage modules
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}
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_package() {
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pkgdesc="The ${pkgbase/linux/Linux} kernel and modules"
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[ "${pkgbase}" = "linux" ] && groups=('base')
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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")
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install=linux.install
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cd ${_srcname}
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# get kernel version
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_kernver="$(make LOCALVERSION= kernelrelease)"
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_basekernel=${_kernver%%-*}
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_basekernel=${_basekernel%.*}
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mkdir -p "${pkgdir}"/{boot,usr/lib/modules}
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make LOCALVERSION= INSTALL_MOD_PATH="${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}"
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ln -s "../${_extramodules}" "${pkgdir}/usr/lib/modules/${_kernver}/extramodules"
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# add real version for building modules and running depmod from hook
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echo "${_kernver}" |
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install -Dm644 /dev/stdin "${pkgdir}/usr/lib/modules/${_extramodules}/version"
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# remove build and source links
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rm "${pkgdir}"/usr/lib/modules/${_kernver}/{source,build}
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# now we call depmod...
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depmod -b "${pkgdir}/usr" -F System.map "${_kernver}"
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# add vmlinux
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install -Dt "${pkgdir}/usr/lib/modules/${_kernver}/build" -m644 vmlinux
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# sed expression for following substitutions
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local _subst="
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s|%PKGBASE%|${pkgbase}|g
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s|%KERNVER%|${_kernver}|g
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s|%EXTRAMODULES%|${_extramodules}|g
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"
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# hack to allow specifying an initially nonexisting install file
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sed "${_subst}" "${startdir}/${install}" > "${startdir}/${install}.pkg"
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true && install=${install}.pkg
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# install mkinitcpio preset file
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sed "${_subst}" ../linux.preset |
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install -Dm644 /dev/stdin "${pkgdir}/etc/mkinitcpio.d/${pkgbase}.preset"
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# install pacman hooks
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sed "${_subst}" ../60-linux.hook |
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install -Dm644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/60-${pkgbase}.hook"
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sed "${_subst}" ../90-linux.hook |
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install -Dm644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/90-${pkgbase}.hook"
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}
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_package-headers() {
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pkgdesc="Header files and scripts for building modules for ${pkgbase/linux/Linux} kernel"
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cd ${_srcname}
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local _builddir="${pkgdir}/usr/lib/modules/${_kernver}/build"
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install -Dt "${_builddir}" -m644 Makefile .config Module.symvers
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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
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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 "${_builddir}/drivers/md" -m644 drivers/md/*.h
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install -Dt "${_builddir}/net/mac80211" -m644 net/mac80211/*.h
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# http://bugs.archlinux.org/task/9912
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install -Dt "${_builddir}/drivers/media/dvb-core" -m644 drivers/media/dvb-core/*.h
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# http://bugs.archlinux.org/task/13146
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install -Dt "${_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 "${_builddir}/drivers/media/usb/dvb-usb" -m644 drivers/media/usb/dvb-usb/*.h
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install -Dt "${_builddir}/drivers/media/dvb-frontends" -m644 drivers/media/dvb-frontends/*.h
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install -Dt "${_builddir}/drivers/media/tuners" -m644 drivers/media/tuners/*.h
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# add xfs and shmem for aufs building
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mkdir -p "${_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
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local _arch
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for _arch in "${_builddir}"/arch/*/; do
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[[ ${_arch} == */x86/ ]] && continue
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rm -r "${_arch}"
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done
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# remove files already in linux-docs package
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rm -r "${_builddir}/Documentation"
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# remove now broken symlinks
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find -L "${_builddir}" -type l -printf 'Removing %P\n' -delete
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# Fix permissions
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chmod -R u=rwX,go=rX "${_builddir}"
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# strip scripts directory
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local _binary _strip
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while read -rd '' _binary; do
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case "$(file -bi "${_binary}")" in
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*application/x-sharedlib*) _strip="${STRIP_SHARED}" ;; # Libraries (.so)
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*application/x-archive*) _strip="${STRIP_STATIC}" ;; # Libraries (.a)
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*application/x-executable*) _strip="${STRIP_BINARIES}" ;; # Binaries
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*) continue ;;
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esac
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/usr/bin/strip ${_strip} "${_binary}"
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done < <(find "${_builddir}/scripts" -type f -perm -u+w -print0 2>/dev/null)
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}
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_package-docs() {
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pkgdesc="Kernel hackers manual - HTML documentation that comes with the ${pkgbase/linux/Linux} kernel"
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cd ${_srcname}
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local _builddir="${pkgdir}/usr/lib/modules/${_kernver}/build"
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mkdir -p "${_builddir}"
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cp -t "${_builddir}" -a Documentation
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# Fix permissions
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chmod -R u=rwX,go=rX "${_builddir}"
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}
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pkgname=("${pkgbase}" "${pkgbase}-headers" "${pkgbase}-docs")
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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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