sys-libs/libseccomp : import from gentoo temporarily, till we update our toolchain

4 files changed, 138 insertions, 0 deletions

diff --git a/sys-libs/libseccomp/Manifest b/sys-libs/libseccomp/Manifest
new file mode 100644
index 00000000..fb3a409a
--- /dev/null
+++ b/sys-libs/libseccomp/Manifest
@@ -0,0 +1 @@
+DIST libseccomp-2.5.3.tar.gz 637572 BLAKE2B cedf04b3a926f9fe5202e6169ddac6b983e755009c14fc1d645157b9c0bcdf65d4085f8ea7abad90f3a0c13ae4d66b5d8306e725168490863aad15976de1eae7 SHA512 00170fe2360f0c0b33293dccfcc33e98fabb99619f34ecefbcc92bfdaa249ba91e7433226545b842b71542a3b224b6e980ea2ae656c4addf07e84a0def1870a0
diff --git a/sys-libs/libseccomp/files/libseccomp-2.5.3-skip-valgrind.patch b/sys-libs/libseccomp/files/libseccomp-2.5.3-skip-valgrind.patch
new file mode 100644
index 00000000..baf3ed97
--- /dev/null
+++ b/sys-libs/libseccomp/files/libseccomp-2.5.3-skip-valgrind.patch
@@ -0,0 +1,13 @@
+Valgrind isn't supported on all arches (and indeed profiles for older types
+of some arches) so let's just skip the automagic Valgrind dependency entirely.
+--- a/tests/regression
++++ b/tests/regression
+@@ -876,7 +876,7 @@ function run_test() {
+ 		run_test_bpf_sim_fuzz "$1" $2 "$3"
+ 	elif [[ "$4" == "bpf-valgrind" ]]; then
+ 		# only run this test if valgrind is installed
+-		if check_deps valgrind; then
++		if false; then
+ 			run_test_bpf_valgrind "$testnumstr" "$3"
+ 		else
+ 			print_result $testnumstr "SKIPPED" \
diff --git a/sys-libs/libseccomp/files/libseccomp-python-shared.patch b/sys-libs/libseccomp/files/libseccomp-python-shared.patch
new file mode 100644
index 00000000..93e1ec8a
--- /dev/null
+++ b/sys-libs/libseccomp/files/libseccomp-python-shared.patch
@@ -0,0 +1,25 @@
+From 763b863c3028f604f16cc6d2de7452dc16458596 Mon Sep 17 00:00:00 2001
+From: Mike Gilbert <floppym@gentoo.org>
+Date: Sun, 23 May 2021 16:17:32 -0400
+Subject: [PATCH] Link python module against shared library
+
+---
+ src/python/setup.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/python/setup.py b/src/python/setup.py
+index 0419111..fb650d0 100755
+--- a/src/python/setup.py
++++ b/src/python/setup.py
+@@ -41,7 +41,7 @@ setup(
+ 	ext_modules = [
+ 		Extension("seccomp", ["seccomp.pyx"],
+ 			# unable to handle libtool libraries directly
+-			extra_objects=["../.libs/libseccomp.a"],
++			extra_objects=["../.libs/libseccomp.so"],
+ 			# fix build warnings, see PEP 3123
+ 			extra_compile_args=["-fno-strict-aliasing"])
+ 	]
+-- 
+2.32.0.rc1
+
diff --git a/sys-libs/libseccomp/libseccomp-2.5.3-r10.ebuild b/sys-libs/libseccomp/libseccomp-2.5.3-r10.ebuild
new file mode 100644
index 00000000..1006b5a5
--- /dev/null
+++ b/sys-libs/libseccomp/libseccomp-2.5.3-r10.ebuild
@@ -0,0 +1,99 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{8..10} )
+DISTUTILS_OPTIONAL=1
+
+inherit distutils-r1 multilib-minimal
+
+DESCRIPTION="high level interface to Linux seccomp filter"
+HOMEPAGE="https://github.com/seccomp/libseccomp"
+
+if [[ ${PV} == *9999 ]] ; then
+	EGIT_REPO_URI="https://github.com/seccomp/libseccomp.git"
+	PRERELEASE="2.6.0"
+	inherit autotools git-r3
+else
+	SRC_URI="https://github.com/seccomp/libseccomp/releases/download/v${PV}/${P}.tar.gz"
+	KEYWORDS="-* amd64 arm arm64 hppa ~mips ppc ppc64 ~riscv ~s390 x86 ~amd64-linux ~x86-linux"
+fi
+
+LICENSE="LGPL-2.1"
+SLOT="0"
+IUSE="python static-libs test"
+RESTRICT="!test? ( test )"
+
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+DEPEND="python? ( ${PYTHON_DEPS} )"
+RDEPEND="${DEPEND}"
+BDEPEND="${DEPEND}
+	dev-util/gperf
+	python? ( dev-python/cython[${PYTHON_USEDEP}] )
+"
+# We need newer kernel headers; we don't keep strict control of the exact
+# version here, just be safe and pull in the latest stable ones. #551248
+DEPEND="${DEPEND} >=sys-kernel/linux-headers-4.3"
+
+src_prepare() {
+	local PATCHES=(
+		"${FILESDIR}/libseccomp-python-shared.patch"
+		"${FILESDIR}/libseccomp-2.5.3-skip-valgrind.patch"
+	)
+
+	default
+
+	if [[ "${PV}" == *9999 ]] ; then
+		sed -i -e "s/0.0.0/${PRERELEASE}/" configure.ac || die
+
+		eautoreconf
+	fi
+}
+
+multilib_src_configure() {
+	local myeconfargs=(
+		$(use_enable static-libs static)
+		--disable-python
+	)
+
+	ECONF_SOURCE="${S}" econf "${myeconfargs[@]}"
+}
+
+do_python() {
+	# setup.py reads VERSION_RELEASE from the environment
+	local -x VERSION_RELEASE=${PRERELEASE-${PV}}
+
+	pushd "${BUILD_DIR}/src/python" >/dev/null || die
+	"$@"
+	popd >/dev/null || die
+}
+
+multilib_src_compile() {
+	emake
+
+	if multilib_is_native_abi && use python ; then
+		# setup.py expects libseccomp.so to live in "../.libs"
+		# Copy the python files to the right place for this.
+		rm -r "${BUILD_DIR}/src/python" || die
+		cp -r "${S}/src/python" "${BUILD_DIR}/src/python" || die
+		local -x CPPFLAGS="-I\"${BUILD_DIR}/include\" -I\"${S}/include\" ${CPPFLAGS}"
+
+		do_python distutils-r1_src_compile
+	fi
+}
+
+multilib_src_install() {
+	emake DESTDIR="${D}" install
+
+	if multilib_is_native_abi && use python ; then
+		do_python distutils-r1_src_install
+	fi
+}
+
+multilib_src_install_all() {
+	find "${ED}" -type f -name "${PN}.la" -delete || die
+
+	einstalldocs
+}