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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
LUA_COMPAT=( luajit )
PYTHON_COMPAT=( python3_{7..9} )
inherit cmake linux-info llvm lua-single python-r1
DESCRIPTION="Tools for BPF-based Linux IO analysis, networking, monitoring, and more"
HOMEPAGE="https://iovisor.github.io/bcc/"
SRC_URI="https://github.com/iovisor/bcc/archive/v${PV}.tar.gz -> ${P}.tar.gz"
LICENSE="Apache-2.0"
SLOT="0"
KEYWORDS="~amd64 ~arm64 ~x86"
IUSE="+lua test"
REQUIRED_USE="${PYTHON_REQUIRED_USE}
lua? ( ${LUA_REQUIRED_USE} )"
RDEPEND="
>=dev-libs/libbpf-0.2[static-libs(-)]
>=sys-kernel/linux-headers-4.14
>=dev-libs/elfutils-0.166:=
<=sys-devel/clang-12:=
<=sys-devel/llvm-12:=[llvm_targets_BPF(+)]
lua? ( ${LUA_DEPS} )
${PYTHON_DEPS}
"
DEPEND="${RDEPEND}
test? (
|| (
net-misc/iputils[arping]
net-analyzer/arping
)
net-analyzer/netperf
net-misc/iperf:*
)
"
BDEPEND="
dev-util/cmake
virtual/pkgconfig
"
PATCHES=(
"${FILESDIR}/bcc-0.9.0-no-luajit-automagic-dep.patch"
"${FILESDIR}/bcc-0.14.0-cmakelists.patch"
)
# tests need root access
RESTRICT="test"
pkg_pretend() {
local CONFIG_CHECK="~BPF ~BPF_SYSCALL ~NET_CLS_BPF ~NET_ACT_BPF
~HAVE_EBPF_JIT ~BPF_EVENTS ~DEBUG_INFO ~FUNCTION_TRACER ~KALLSYMS_ALL
~KPROBES"
check_extra_config
}
pkg_setup() {
LLVM_MAX_SLOT=11 llvm_pkg_setup
python_setup
}
src_prepare() {
local bpf_link_path
# this avoids bundling
bpf_link_path="$(realpath --relative-to="${S}/src/cc/libbpf" /usr/include/bpf)" || die
ln -sfn "${bpf_link_path}" src/cc/libbpf/include || die
cmake_src_prepare
}
python_add_impl() {
bcc_python_impls+="${EPYTHON};"
}
src_configure() {
local bcc_python_impls
python_foreach_impl python_add_impl
local -a mycmakeargs=(
-DREVISION=${PV%%_*}
-DENABLE_LLVM_SHARED=ON
-DCMAKE_USE_LIBBPF_PACKAGE=ON
-DKERNEL_INCLUDE_DIRS="${KERNEL_DIR}"
-DPYTHON_CMD="${bcc_python_impls%;}"
)
if use lua && use lua_single_target_luajit; then
mycmakeargs+=( -DWITH_LUAJIT=1 )
fi
cmake_src_configure
}
src_install() {
cmake_src_install
python_foreach_impl python_optimize
python_replicate_script $(grep -Flr '#!/usr/bin/python' "${ED}/usr/share/bcc/tools")
newenvd "${FILESDIR}"/60bcc.env 60bcc.env
}
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