build/pkg/linux/build

MAJOR="4"
MINOR="16"
RELEASE="2"

VERSION="$MAJOR.$MINOR.$RELEASE"
SRCDIR="linux-$VERSION"
TARBALL="linux-$VERSION.tar.xz"
URL="https://www.kernel.org/pub/linux/kernel/v$MAJOR.x"
SHA256SUM="470b1fe3b8ee5d1e8e0be5c4e5928b6d5bc00e9ab6c4cff18ff680d3ef20f894"
DEPENDS="initrd"

prepare() {
	return
}

build() {
	local INITRDLIST="$PKGDEPLOYDIR/initrd/initrd.list"

	export KBUILD_OUTPUT="$PKGBUILDDIR"

	make -C "$1" O="$PKGBUILDDIR" ARCH="$LINUX_CPU" CROSS_COMPILE="${TARGET}-" mrproper
	cat_file_override "linux.config" > "$PKGBUILDDIR/.config"

	make -C "$1" O="$PKGBUILDDIR" ARCH="$LINUX_CPU" CROSS_COMPILE="${TARGET}-" oldconfig
	sed -i "$PKGBUILDDIR/.config" -e 's,^CONFIG_CROSS_COMPILE=.*,CONFIG_CROSS_COMPILE="'$TARGET'-",'
	sed -i "$PKGBUILDDIR/.config" -e 's,^CONFIG_INITRAMFS_SOURCE=.*,CONFIG_INITRAMFS_SOURCE="'$INITRDLIST'",'
	sed -i "$PKGBUILDDIR/.config" -e 's,^CONFIG_LOCALVERSION=.*,CONFIG_LOCALVERSION="-'${OS_NAME}-${OS_RELEASE}'",'
	make -C "$1" O="$PKGBUILDDIR" ARCH="$LINUX_CPU" CROSS_COMPILE="${TARGET}-" -j $NUMJOBS $LINUX_TGT
}

deploy() {
	local SOURCE="$1"
	local DEPLOY="$2"

	install -m 755 "arch/$LINUX_CPU/boot/$LINUX_TGT" "$DEPLOY/vmlinuz"
}

check_update() {
	curl --silent -L https://www.kernel.org/ | \
	    grep -o linux-[0-9.]*tar.xz | \
	    sed 's/linux-//g' | sed 's/.tar.xz//g' | \
	    verson_find_greatest "$VERSION"
}