# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=linux-headers
pkgver=4.19.36
_kernver=${pkgver%.*}
pkgrel=0
pkgdesc="Linux system headers"
url="http://kernel.org"
arch="all"
license="GPL-2.0-only"
makedepends="perl"
options="!check !dbg !strip !tracedeps"
source="https://kernel.org/pub/linux/kernel/v4.x/linux-$_kernver.tar.xz
	https://kernel.org/pub/linux/kernel/v4.x/patch-$pkgver.xz
	revert-broken-uapi.patch
	0003-remove-inclusion-of-sysinfo.h-in-kernel.h.patch
	fix-aarch64-asm-ptrace.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="ab67cc746b375a8b135e8b23e35e1d6787930d19b3c26b2679787d62951cbdbc3bb66f8ededeb9b890e5008b2459397f9018f1a6772fdef67780b06a4cb9f6f4  linux-4.19.tar.xz
a8281d6edb21fbca3ecc8a11e3692f6f80bb9b1e6f302486eee5a7367304ca88ff9224689c7be1530c30cc23cbe6e6371e40c084499e45090340409b0e93bf77  patch-4.19.36.xz
32597f2672d1ec365a936d15041a7cf219ef9353241d4a5c378244cf2fc155610443a19bbcd391c86099a0b08486c45e042ec7c90b0d04fe675c3ad0ffc36b53  revert-broken-uapi.patch
302283b1b5f560c850e24aad73febcf7f906ed62b4cad2d826bf140ffe59191631f3cd4ac29525c349cdfe61aba6a47886a0d76f1c6a4a16b744d59b94ea5df8  0003-remove-inclusion-of-sysinfo.h-in-kernel.h.patch
8b510dae7656ec9decee611773c21c0b379ccc8a776e4e0135cc28764fec611e9fc8bdee6a457d8df21f1399d3141659a20b70a0cb5efbb3e3b7aa7d5a5573ce  fix-aarch64-asm-ptrace.patch"