# Maintainer: Jan Alexander Steffens (heftig) <jan.steffens@gmail.com> # Maintainer: Tobias Powalowski <tpowa@archlinux.org> # Maintainer: Thomas Baechler <thomas@archlinux.org> pkgbase=linux # Build stock -ARCH kernel #pkgbase=linux-custom # Build kernel with a different name _srcver=4.17.11-arch1 pkgver=${_srcver//-/.} pkgrel=2 arch=(x86_64) url="https://github.com/archlinux/linux/commits/v$_srcver" license=(GPL2) makedepends=(xmlto kmod inetutils bc libelf git) options=('!strip') _srcname=archlinux-linux source=( "$_srcname::git+https://github.com/archlinux/linux?signed#tag=v$_srcver" 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 ) validpgpkeys=( 'ABAF11C65A2970B130ABE3C479BE3E4300411886' # Linus Torvalds '647F28654894E3BD457199BE38DBBDC86092693E' # Greg Kroah-Hartman '8218F88849AAC522E94CF470A5E9288C4FA415FA' # Jan Alexander Steffens (heftig) ) sha256sums=('SKIP' 'aa7b6756f193f3b3a3fc4947e7a77b09e249df2e345e6495292055d757ba8be6' '36e326d8a88b4087a3a0ee0d47643fc03baeda487659980d0e9d08791e4c729c' '75f99f5239e03238f88d1a834c50043ec32b1dc568f2cc291b07d04718483919' 'ad6344badc91ad0630caacde83f7f9b97276f80d26a20619a87952be65492c65') _kernelname=${pkgbase#linux} : ${_kernelname:=-ARCH} prepare() { cd $_srcname msg2 "Setting version..." scripts/setlocalversion --save-scmversion echo "-$pkgrel" > localversion.10-pkgrel echo "$_kernelname" > localversion.20-pkgname local src for src in "${source[@]}"; do src="${src%%::*}" src="${src##*/}" [[ $src = *.patch ]] || continue msg2 "Applying patch $src..." patch -Np1 < "../$src" done msg2 "Setting config..." cp ../config .config make olddefconfig make -s kernelrelease > ../version msg2 "Prepared %s version %s" "$pkgbase" "$(<../version)" } build() { cd $_srcname make bzImage modules } _package() { pkgdesc="The ${pkgbase/linux/Linux} kernel and modules" [[ $pkgbase = linux ]] && groups=(base) depends=(coreutils linux-firmware kmod mkinitcpio) optdepends=('crda: to set the correct wireless channels of your country') backup=("etc/mkinitcpio.d/$pkgbase.preset") install=linux.install local kernver="$(<version)" cd $_srcname msg2 "Installing boot image..." install -Dm644 "$(make -s image_name)" "$pkgdir/boot/vmlinuz-$pkgbase" msg2 "Installing modules..." local modulesdir="$pkgdir/usr/lib/modules/$kernver" mkdir -p "$modulesdir" make INSTALL_MOD_PATH="$pkgdir/usr" DEPMOD=/doesnt/exist modules_install # a place for external modules, # with version file for building modules and running depmod from hook local extramodules="extramodules$_kernelname" local extradir="$pkgdir/usr/lib/modules/$extramodules" install -Dt "$extradir" -m644 ../version ln -sr "$extradir" "$modulesdir/extramodules" # remove build and source links rm "$modulesdir"/{source,build} msg2 "Running depmod..." depmod -b "$pkgdir/usr" -E Module.symvers -e "$kernver" msg2 "Installing hooks..." # sed expression for following substitutions local subst=" s|%PKGBASE%|$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 # fill in mkinitcpio preset and pacman hooks sed "$subst" ../linux.preset | install -Dm644 /dev/stdin \ "$pkgdir/etc/mkinitcpio.d/$pkgbase.preset" sed "$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-$pkgbase.hook" msg2 "Fixing permissions..." chmod -Rc u=rwX,go=rX "$pkgdir" } _package-headers() { pkgdesc="Header files and scripts for building modules for ${pkgbase/linux/Linux} kernel" local builddir="$pkgdir/usr/lib/modules/$(<version)/build" cd $_srcname msg2 "Installing build files..." install -Dt "$builddir" -m644 Makefile .config Module.symvers System.map 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 "$builddir"/{fs/xfs,mm} # ??? mkdir "$builddir/.tmp_versions" 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 "$builddir" -type f -perm -u+x ! -name vmlinux -print0) msg2 "Fixing permissions..." chmod -Rc u=rwX,go=rX "$pkgdir" } _package-docs() { pkgdesc="Kernel hackers manual - HTML documentation that comes with the ${pkgbase/linux/Linux} kernel" local builddir="$pkgdir/usr/lib/modules/$(<version)/build" cd $_srcname msg2 "Installing documentation..." mkdir -p "$builddir" cp -t "$builddir" -a Documentation msg2 "Fixing permissions..." chmod -Rc u=rwX,go=rX "$pkgdir" } 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: