# Maintainer: Natanael Copa _flavor=grsec pkgname=linux-${_flavor} pkgver=3.18.11 case $pkgver in *.*.*) _kernver=${pkgver%.*};; *.*) _kernver=${pkgver};; esac pkgrel=1 pkgdesc="Linux kernel with grsecurity" url=http://grsecurity.net depends="mkinitfs linux-firmware" makedepends="perl sed installkernel bash gmp-dev bc linux-headers" options="!strip" _config=${config:-kernelconfig.${CARCH}} install= source="http://ftp.kernel.org/pub/linux/kernel/v3.x/linux-$_kernver.tar.xz http://ftp.kernel.org/pub/linux/kernel/v3.x/patch-$pkgver.xz http://dev.alpinelinux.org/~tteras/grsec/grsecurity-3.1-3.18.11-201504051405-alpine.patch fix-memory-map-for-PIE-applications.patch fix-spi-nor-namespace-clash.patch imx6q-no-unclocked-sleep.patch kernelconfig.x86 kernelconfig.x86_64 kernelconfig.armhf " subpackages="$pkgname-dev" arch="x86 x86_64 armhf" license="GPL-2" _abi_release=${pkgver}-${pkgrel}-${_flavor} prepare() { local _patch_failed= cd "$srcdir"/linux-$_kernver if [ "${pkgver%.0}" = "$pkgver" ]; then msg "Applying patch-$pkgver.xz" unxz -c < "$srcdir"/patch-$pkgver.xz | patch -p1 -N || return 1 fi # first apply patches in specified order for i in $source; do case $i in *.patch) msg "Applying $i..." if ! patch -s -p1 -N -i "$srcdir"/${i##*/}; then echo $i >>failed _patch_failed=1 fi ;; esac done if ! [ -z "$_patch_failed" ]; then error "The following patches failed:" cat failed return 1 fi rm -f localversion* echo "-$pkgrel-$_flavor" > localversion-alpine mkdir -p "$srcdir"/build cp "$srcdir"/$_config "$srcdir"/build/.config || return 1 make -C "$srcdir"/linux-$_kernver O="$srcdir"/build HOSTCC="${CC:-gcc}" \ silentoldconfig } # this is so we can do: 'abuild menuconfig' to reconfigure kernel menuconfig() { cd "$srcdir"/build || return 1 make menuconfig cp .config "$startdir"/$_config } build() { cd "$srcdir"/build export GCC_SPECS=hardenednopie.specs make CC="${CC:-gcc}" \ KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-Alpine" \ || return 1 } package() { cd "$srcdir"/build mkdir -p "$pkgdir"/boot "$pkgdir"/lib/modules local _install case "$CARCH" in arm*) local _dtbdir="$pkgdir"/usr/lib/linux-${_abi_release} mkdir -p "$_dtbdir" for i in arch/arm/boot/dts/*.dtb ; do install -m644 "$i" "$_dtbdir" done _install=zinstall ;; *) _install=install ;; esac make -j1 modules_install firmware_install $_install \ INSTALL_MOD_PATH="$pkgdir" \ INSTALL_PATH="$pkgdir"/boot \ || return 1 rm -f "$pkgdir"/lib/modules/${_abi_release}/build \ "$pkgdir"/lib/modules/${_abi_release}/source rm -rf "$pkgdir"/lib/firmware install -D include/config/kernel.release \ "$pkgdir"/usr/share/kernel/$_flavor/kernel.release } dev() { # copy the only the parts that we really need for build 3rd party # kernel modules and install those as /usr/src/linux-headers, # simlar to what ubuntu does # # this way you dont need to install the 300-400 kernel sources to # build a tiny kernel module # pkgdesc="Headers and script for third party modules for grsec kernel" depends="gmp-dev bash" local dir="$subpkgdir"/usr/src/linux-headers-${_abi_release} # first we import config, run prepare to set up for building # external modules, and create the scripts mkdir -p "$dir" cp "$srcdir"/$_config "$dir"/.config make -j1 -C "$srcdir"/linux-$_kernver O="$dir" HOSTCC="${CC:-gcc}" \ silentoldconfig prepare modules_prepare scripts # remove the stuff that poits to real sources. we want 3rd party # modules to believe this is the soruces rm "$dir"/Makefile "$dir"/source # copy the needed stuff from real sources # # this is taken from ubuntu kernel build script # http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-jaunty.git;a=blob;f=debian/rules.d/3-binary-indep.mk;hb=HEAD cd "$srcdir"/linux-$_kernver find . -path './include/*' -prune -o -path './scripts/*' -prune \ -o -type f \( -name 'Makefile*' -o -name 'Kconfig*' \ -o -name 'Kbuild*' -o -name '*.sh' -o -name '*.pl' \ -o -name '*.lds' \) | cpio -pdm "$dir" cp -a drivers/media/dvb/dvb-core/*.h "$dir"/drivers/media/dvb/dvb-core cp -a drivers/media/video/*.h "$dir"/drivers/media/video cp -a drivers/media/dvb/frontends/*.h "$dir"/drivers/media/dvb/frontends cp -a scripts include "$dir" find $(find arch -name include -type d -print) -type f \ | cpio -pdm "$dir" install -Dm644 "$srcdir"/build/Module.symvers \ "$dir"/Module.symvers mkdir -p "$subpkgdir"/lib/modules/${_abi_release} ln -sf /usr/src/linux-headers-${_abi_release} \ "$subpkgdir"/lib/modules/${_abi_release}/build } md5sums="9e854df51ca3fef8bfe566dbd7b89241 linux-3.18.tar.xz ac5c93edbc9385793ccc33f4ced85950 patch-3.18.11.xz 65f35409fb43e0dbceb991e4e35464d9 grsecurity-3.1-3.18.11-201504051405-alpine.patch c6a4ae7e8ca6159e1631545515805216 fix-memory-map-for-PIE-applications.patch b0337a2a9abed17c37eae5db332522d2 fix-spi-nor-namespace-clash.patch 1a307fc1d63231bf01d22493a4f14378 imx6q-no-unclocked-sleep.patch d487c7dd7e28a7698367ff714b68bd67 kernelconfig.x86 688dd08f9922f808fc8ace62aa199ab7 kernelconfig.x86_64 b76320f7372e32f37e4f528922942aad kernelconfig.armhf" sha256sums="becc413cc9e6d7f5cc52a3ce66d65c3725bc1d1cc1001f4ce6c32b69eb188cbd linux-3.18.tar.xz e4c44f887f507b2470a5c2f1c286a38fec6e84c4d433c929981abab7b83f80d5 patch-3.18.11.xz 02b84adad6299db774013728dc4cffb95b31903b209c78fa88dcf8b1f60a0469 grsecurity-3.1-3.18.11-201504051405-alpine.patch 500f3577310be52e87b9fecdc2e9c4ca43210fd97d69089f9005d484563f74c7 fix-memory-map-for-PIE-applications.patch 01279cfb93273d99670c56e2465957ecde3d03693beeb929a743f03afa0b7bdc fix-spi-nor-namespace-clash.patch 21179fbb22a5b74af0a609350ae1a170e232908572b201d02e791d2ce0a685d3 imx6q-no-unclocked-sleep.patch 3cdcbad352ac4e76e8802c6860fc87a168219bfbe3e2d5d475fb4171aaa5fd94 kernelconfig.x86 519a8c925216feeeaea2b2524297b07a2eab8f05e92d7506ced5d5e0ce60246b kernelconfig.x86_64 1728a69d2dd8176eb6c491d728f17a6a157d2e329e09523c7c1931533e835ea6 kernelconfig.armhf" sha512sums="2f0b72466e9bc538a675738aa416573d41bbbd7e3e2ffd5b5b127afde609ebc278cec5a3c37e73479607e957c13f1b4ed9782a3795e0dcc2cf8e550228594009 linux-3.18.tar.xz cc4ac5d341ca4e9d71ef1ba45a839b18947e3e7ffdc7f7efe2c211c95483518a1983bc3637edd607e0631f14c1cc9bfb9164926261d2cf5c2bb2eb91206f43b9 patch-3.18.11.xz 0b9b265b5b633d99eef1adf0e8284e72ee9355d6348835b15bfb8661caf96ac82d37593ef3658a0ccd47b64520195bf6c93840c1edcbc92f8ef00a8524a08e4b grsecurity-3.1-3.18.11-201504051405-alpine.patch 4665c56ae1bbac311f9205d64918e84ee8b01d47d6e2396ff6b8adfb10aada7f7254531ce62e31edbb65c2a54a830f09ad05d314dfcd75d6272f4068945ad7c7 fix-memory-map-for-PIE-applications.patch 4e3aeb70712f9838afea75fe9e6c1389414d833a89286ea55441d6a8d54ce74b0e39b565721e3153443af0a614bff57c767251b7e5b81faa5e0784eddfcd2164 fix-spi-nor-namespace-clash.patch 87d1ad59732f265a5b0db54490dc1762c14ea4b868e7eb1aedc3ce57b48046de7bbc08cf5cfcf6f1380fa84063b0edb16ba3d5e3c5670be9bbb229275c88b221 imx6q-no-unclocked-sleep.patch fcc7c293643b543b594f0a8c039a779101f0b131c89303adffb69cfe33a88ba65bb0a25dfcf64a59cf69621320cf5c39c92144d81e4f8edd86c8b285eed8d0a7 kernelconfig.x86 056e84168b72a61b71447a4e601c356baa2215496344a2771f7fe38680288a22230730ac44c9f454dbcc8ab0b2a48c6dc3a7072bca3e50bed94e44cbe513e30e kernelconfig.x86_64 001c1db7b95e9d024d49310df69ff68186e5aed04bb4643af4e29ffd0c8c43cc45316ecde6e6d92bdf5980804b650bd7cdc0793a50c78f3adfa98d30edc4380f kernelconfig.armhf"