gentoo-overlay/sys-kernel/linux-headers/linux-headers-4.4.ebuild

# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=6

ETYPE="headers"
H_SUPPORTEDARCH="alpha amd64 arc arm arm64 avr32 bfin cris frv hexagon hppa ia64 m32r m68k metag microblaze mips mn10300 nios2 openrisc ppc ppc64 s390 score sh sparc tile x86 xtensa"
inherit kernel-2 toolchain-funcs
detect_version

PATCH_VER="1"
SRC_URI="mirror://gentoo/gentoo-headers-base-${PV}.tar.xz
	${PATCH_VER:+mirror://gentoo/gentoo-headers-${PV}-${PATCH_VER}.tar.xz}"

KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ~m68k ~mips ppc ppc64 ~riscv ~s390 sparc x86 ~amd64-linux ~x86-linux"

DEPEND="app-arch/xz-utils
	dev-lang/perl"
RDEPEND=""

S=${WORKDIR}/gentoo-headers-base-${PV}

src_unpack() {
	unpack ${A}
}

src_prepare() {
	default

	[[ -n ${PATCH_VER} ]] && eapply "${WORKDIR}/${PV}"/*.patch
}

src_test() {
	einfo "Possible unescaped attribute/type usage"
	egrep -r \
		-e '(^|[[:space:](])(asm|volatile|inline)[[:space:](]' \
		-e '\<([us](8|16|32|64))\>' \
		.

	emake ARCH=$(tc-arch-kernel) headers_check
}

src_install() {
	kernel-2_src_install

	# hrm, build system sucks
	find "${ED}" '(' -name '.install' -o -name '*.cmd' ')' -delete
	find "${ED}" -depth -type d -delete 2>/dev/null
}