2 files changed, 118 insertions, 0 deletions
diff --git a/dev-util/bpftool/Manifest b/dev-util/bpftool/Manifest
index bf58d97ab0c5..c85ab8de0068 100644
--- a/dev-util/bpftool/Manifest
+++ b/dev-util/bpftool/Manifest
@@ -2,3 +2,4 @@ DIST linux-5.14.tar.xz 120669872 BLAKE2B 0047f5aaa3940dff97f4055ef544faafbbb5282
 DIST linux-5.15.tar.xz 121913744 BLAKE2B 3921274b23f7938abdf3ed9334534b4581e13d7484303d3a5280eddb038999aaa8b836666a487472d9c4a219af0f06b9fecccaf348fb5510ab8762f4ef4b7e83 SHA512 d25ad40b5bcd6a4c6042fd0fd84e196e7a58024734c3e9a484fd0d5d54a0c1d87db8a3c784eff55e43b6f021709dc685eb0efa18d2aec327e4f88a79f405705a
 DIST patch-5.14.14.xz 528644 BLAKE2B 3917c340eb1cd814b7fd40420e32baa84c6a062a7c52ab75301cfce8e59acf055f3c9ff38f4ae1590837f245607e294277001f0a0b53ee44b0056b83f98bc68f SHA512 258fa67ee6e6d13b4e92d361898313b4e2f3d9d0be883e5c5a0c436e51cf8bcb3eb5acb46272bb5df2bbf8390b81152e8244b1d6faf7299314589b90c95eebba
 DIST patch-5.15.3.xz 290732 BLAKE2B 62544d1c3187321db6b2dfc7f1d910ddbcfc2b9d2977087d0e1fba12dde33df2d74ea62ced1646243db68a8d386b22bc5c80a955c1e65e77084b06e224586d93 SHA512 cf8b69a3aa725e0ebbe767ac28b7b99de53ee2436a6883e54ee330d17bbdb4d88c147ef1082c3c02a20649ecdc1e363961d9b210e56018c92daff7b889ff2db5
+DIST patch-5.15.6.xz 430232 BLAKE2B ed3eb640ae8617ae726b9d98f3b17ab1602f733e228970826e4a34cb7e466b61ead5371f51e6bc1fc75bb9e468cfeca66c6bca21731f25b53decc52eb59ecb3e SHA512 926403406c82f4589bb872cb74ff21dc4729184a3dd5293ba0cc201c13a5c3917b231721be551a6f19fb1d93e443b8ebac557df2a9cc265967a693b4031cedb3
diff --git a/dev-util/bpftool/bpftool-5.15.6.ebuild b/dev-util/bpftool/bpftool-5.15.6.ebuild
new file mode 100644
index 000000000000..e3fa3487cfe7
--- /dev/null
+++ b/dev-util/bpftool/bpftool-5.15.6.ebuild
@@ -0,0 +1,117 @@
+# Copyright 2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{8..10} )
+inherit estack linux-info optfeature python-any-r1 toolchain-funcs
+
+MY_PV="${PV/_/-}"
+MY_PV="${MY_PV/-pre/-git}"
+
+DESCRIPTION="Tool for inspection and simple manipulation of eBPF programs and maps"
+HOMEPAGE="https://kernel.org/"
+
+LINUX_V="${PV:0:1}.x"
+LINUX_VER=$(ver_cut 1-2)
+LINUX_PATCH=patch-${PV}.xz
+SRC_URI="https://www.kernel.org/pub/linux/kernel/v${LINUX_V}/${LINUX_PATCH}"
+
+LINUX_SOURCES="linux-${LINUX_VER}.tar.xz"
+SRC_URI+=" https://www.kernel.org/pub/linux/kernel/v${LINUX_V}/${LINUX_SOURCES}"
+
+S_K="${WORKDIR}/linux-${LINUX_VER}"
+S="${S_K}/tools/bpf/bpftool"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="caps"
+
+RDEPEND="
+	sys-libs/binutils-libs:=
+	sys-libs/zlib:=
+	virtual/libelf:=
+	caps? ( sys-libs/libcap:= )
+"
+DEPEND="
+	${RDEPEND}
+	>=sys-kernel/linux-headers-5.8
+"
+BDEPEND="
+	${LINUX_PATCH+dev-util/patchutils}
+	${PYTHON_DEPS}
+	dev-python/docutils
+"
+
+CONFIG_CHECK="~DEBUG_INFO_BTF"
+
+# src_unpack and src_prepare are copied from dev-util/perf since
+# it's building from the same tarball, please keep it in sync with perf
+src_unpack() {
+	local paths=(
+		tools/bpf kernel/bpf
+		tools/{arch,build,include,lib,perf,scripts} {scripts,include,lib} "arch/*/lib"
+	)
+
+	# We expect the tar implementation to support the -j option (both
+	# GNU tar and libarchive's tar support that).
+	echo ">>> Unpacking ${LINUX_SOURCES} (${paths[*]}) to ${PWD}"
+	tar --wildcards -xpf "${DISTDIR}"/${LINUX_SOURCES} \
+		"${paths[@]/#/linux-${LINUX_VER}/}" || die
+
+	if [[ -n ${LINUX_PATCH} ]] ; then
+		eshopts_push -o noglob
+		ebegin "Filtering partial source patch"
+		filterdiff -p1 ${paths[@]/#/-i } -z "${DISTDIR}"/${LINUX_PATCH} \
+			> ${P}.patch
+		eend $? || die "filterdiff failed"
+		eshopts_pop
+	fi
+
+	local a
+	for a in ${A}; do
+		[[ ${a} == ${LINUX_SOURCES} ]] && continue
+		[[ ${a} == ${LINUX_PATCH} ]] && continue
+		unpack ${a}
+	done
+}
+
+src_prepare() {
+	default
+
+	if [[ -n ${LINUX_PATCH} ]] ; then
+		pushd "${S_K}" >/dev/null || die
+		eapply "${WORKDIR}"/${P}.patch
+		popd || die
+	fi
+
+	# dev-python/docutils installs rst2man.py, not rst2man
+	sed -i -e 's/rst2man/rst2man.py/g' Documentation/Makefile || die
+}
+
+bpftool_make() {
+	local arch=$(tc-arch-kernel)
+	tc-export AR CC LD
+
+	emake V=1 VF=1 \
+		HOSTCC="$(tc-getBUILD_CC)" HOSTLD="$(tc-getBUILD_LD)" \
+		EXTRA_CFLAGS="${CFLAGS}" ARCH="${arch}" BPFTOOL_VERSION="${MY_PV}" \
+		prefix="${EPREFIX}"/usr \
+		feature-libcap="$(usex caps 1 0)" \
+		"$@"
+}
+
+src_compile() {
+	bpftool_make
+	bpftool_make -C Documentation
+}
+
+src_install() {
+	bpftool_make DESTDIR="${D}" install
+	bpftool_make mandir="${ED}"/usr/share/man -C Documentation install
+}
+
+pkg_postinst() {
+	optfeature "clang-bpf-co-re support" sys-devel/clang[llvm_targets_BPF]
+}