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# Copyright 2019 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit toolchain-funcs
EGIT_COMMIT="7c27c6306160f630c3c4f4b4971deb657126d681"
HOMEPAGE="https://github.com/libbpf/libbpf"
DESCRIPTION="Stand-alone build of libbpf from the Linux kernel"
SRC_URI="https://github.com/${PN}/${PN}/archive/${EGIT_COMMIT}.tar.gz -> ${P}.tar.gz"
LICENSE="GPL-2 LGPL-2.1 BSD-2"
SLOT="0/${PV}"
KEYWORDS="~amd64 ~x86"
IUSE="static-libs"
COMMON_DEPEND="virtual/libelf
!<=dev-util/bcc-0.7.0"
DEPEND="${COMMON_DEPEND}
sys-kernel/linux-headers"
RDEPEND="${COMMON_DEPEND}"
S="${WORKDIR}/${PN}-${EGIT_COMMIT}/src"
PATCHES=(
"${FILESDIR}/libbpf-0.20190404-makefile.patch"
)
src_prepare() {
# upstream doesn't provide a pkgconfig file, so
# let's make one
printf 'prefix=/usr\nexec_prefix=${prefix}\nlibdir=%s\n' \
"/usr/$(get_libdir)" \
> ${PN}.pc
printf 'includedir=${prefix}/include\n\n' \
>> ${PN}.pc
printf 'Name: %s\nDescription: %s\nVersion: %s\nLibs: -lbpf %s\n' \
"${PN}" \
"${DESCRIPTION}" \
"${PV}" \
"$($(tc-getPKG_CONFIG) --libs libelf)" \
>> ${PN}.pc
default
}
src_compile() {
emake \
BUILD_SHARED=y \
LIBSUBDIR="$(get_libdir)" \
$(usex static-libs 'BUILD_STATIC=y' '' '' '') \
CC="$(tc-getCC)"
}
src_install() {
emake \
BUILD_SHARED=y \
LIBSUBDIR="$(get_libdir)" \
DESTDIR="${D}" \
$(usex static-libs 'BUILD_STATIC=y' '' '' '') \
install
insinto /usr/$(get_libdir)/pkgconfig
doins ${PN}.pc
}
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