# Maintainer: Ben Allen <bensallen@me.com>
# Contributor: Ben Allen <bensallen@me.com>

_flavor=${FLAVOR:-grsec}
_kpkg=linux-$_flavor
_kver=4.4.44
_kpkgrel=1

# when chaning _ver we *must* bump _mypkgrel
_ver=5.1.12
_mypkgrel=0
_name=virtualbox-guest-modules

# verify the kernel version before entering chroot
_kapkbuild=../../linux-${_flavor}/APKBUILD
if [ -f $_kapkbuild ]; then
	. $_kapkbuild
	pkgname=$_name-$_flavor
	[ "$_kver" != "$pkgver" ] && die "please update _kver to $pkgver"
	[ "$_kpkgrel" != "$pkgrel" ] && die "please update _kpkgrel to $pkgrel"
fi

_kpkgver="$_kver-r$_kpkgrel"
_abi_release=${_kver}-${_kpkgrel}-${_flavor}
_abi_release_virtgrsec=${_kver}-${_kpkgrel}-virtgrsec

pkgname=${_name}-${_flavor}
pkgver=$_kver
pkgrel=$(($_kpkgrel + $_mypkgrel))
pkgdesc="VirtualBox Additions kernel modules for $_flavor "
arch='x86 x86_64'
url='http://virtualbox.org'
license="GPL custom"
makedepends="linux-grsec-dev=$_kpkgver linux-virtgrsec-dev=$_kpkgver sed coreutils"
subpackages="$_name-virtgrsec:_virtgrsec"
source="http://download.virtualbox.org/virtualbox/$_ver/VirtualBox-$_ver.tar.bz2
"
builddir="$srcdir"/VirtualBox-$_ver

prepare() {
	local i
	cd "$builddir"
	$builddir/src/VBox/Additions/linux/export_modules "$builddir/vbox-kmod.tar.gz"
	for i in $_abi_release $_abi_release_virtgrsec; do
		mkdir -p "$srcdir/$i"
		tar -C "$srcdir/$i" -zxf "$builddir"/vbox-kmod.tar.gz
	done
}

build() {
	local i
	for i in $_abi_release $_abi_release_virtgrsec; do
		cd "$srcdir/$i"
		# Build Kernel Modules
		make KERN_DIR=/lib/modules/${i}/build \
			|| return 1
	done
}

package() {
	local i module=
	for i in $_abi_release $_abi_release_virtgrsec; do
		cd "$srcdir/$i"
		for module in *.ko; do
			install -v -D -m644 ${module} \
				"$pkgdir/lib/modules/$i/misc/${module}"
		done
	done
}

_virtgrsec() {
	pkgdesc="VirtualBox Additions kernel modules for virtgrsec"
	mkdir -p "$subpkgdir"/lib/modules/
	# vboxvideo.ko won't load with virtgrsec kernel as it doesn't have DRM
	rm "$pkgdir"/lib/modules/$_abi_release_virtgrsec/misc/vboxvideo.ko
	mv "$pkgdir"/lib/modules/$_abi_release_virtgrsec \
		"$subpkgdir"/lib/modules/
}

md5sums="58fd51b90358ac42811e044988d53438  VirtualBox-5.1.12.tar.bz2"
sha256sums="e6f10b1b6f3eb1be2c5223f60569f8ce35468a4354ed53db12f4c9b419393d0d  VirtualBox-5.1.12.tar.bz2"
sha512sums="0e63f778595aada4389a0d4f390aaa56fc1fb0ed0c4ce999f060787ce6d29462329d6543f34572111d2538cf49a54b799263fe04ebd115c2426506c28c809516  VirtualBox-5.1.12.tar.bz2"