# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=linux-headers
pkgver=4.4.6
_kernver=${pkgver%.*}
pkgrel=2
pkgdesc="Linux system headers"
url="http://kernel.org"
arch="all"
license="GPL-2.0-only"
makedepends="perl"
options="!check !dbg !strip !tracedeps"
source="https://kernel.org/pub/linux/kernel/v4.x/linux-$_kernver.tar.xz
	https://kernel.org/pub/linux/kernel/v4.x/patch-$pkgver.xz
	0001-libc-compat.h-fix-some-issues-arising-from-in6.h.patch
	0002-libc-compat.h-prevent-redefinition-of-struct-ethhdr.patch
	0003-remove-inclusion-of-sysinfo.h-in-kernel.h.patch
	"

prepare() {
	cd "$srcdir"/linux-$_kernver
	if [ "$_kernver" != "$pkgver" ]; then
		unxz -c < "$srcdir"/patch-$pkgver.xz | patch -p1 || return 1
	fi
	for i in $source; do
		case $i in
		*.patch) msg $i; patch -p1 -i "$srcdir"/$i || return 1;;
		esac
	done
}

build() {
	return 0
}

package() {
	local _carch=$CARCH

	case "$_carch" in
	aarch64*) _carch="arm64" ;;
	arm*) _carch="arm" ;;
	mips*) _carch="mips" ;;
	s390*) _carch="s390" ;;
	ppc*) _carch="powerpc" ;;
# not sure about this --	ppc64*) _carch="powerpc64" ;;
	esac

	cd "$srcdir"/linux-$_kernver
	mkdir -p "$pkgdir/usr"
	make headers_install ARCH="${_carch}" INSTALL_HDR_PATH="$pkgdir/usr" || return 1

	find "$pkgdir/usr" \( -name .install -o -name ..install.cmd \) -exec \
		rm -f {} \;

	# provided by libdrm
	rm -rf "$pkgdir"/usr/include/drm
}

sha512sums="13c8459933a8b80608e226a1398e3d1848352ace84bcfb7e6a4a33cb230bbe1ab719d4b58e067283df91ce5311be6d2d595fc8c19e2ae6ecc652499415614b3e  linux-4.4.tar.xz
73da057476eb31d818eed4b66c883f5ceec65f18ec8ea60d64e48334c7681af4ed4cf7eb8684481f705446a59fd124de9449d22e28805bc9617b6608ecec491d  patch-4.4.6.xz
6ceaaa285bcc7699b72f07f04c018d8edc2e1a2860004c677da6ff8ca042fcecd37f7f264d8ec9783e4e2f60a91bd45ddc432f7ec063da1e3f4e9dfb75b5ba65  0001-libc-compat.h-fix-some-issues-arising-from-in6.h.patch
fbce0bf59dd8ed3da8d90db725e98ace410f1e1a71b1c2e0ef16c53327e3850019b4e52afb1b16115a8616492a1e758fab02158ea686113b1b6cd94c7b08f310  0002-libc-compat.h-prevent-redefinition-of-struct-ethhdr.patch
e5431719b3910162c17c7a46e296c4424f5b82f4ad4bc45ba933da7e7ebcf896bb98782f7764e584c573c49d9e6b00fe63f3a36ae4b3b137add6b9a21ddf14a0  0003-remove-inclusion-of-sysinfo.h-in-kernel.h.patch"