[gentoo-commits] repo/gentoo:master commit in: dev-python/crc32c/

["Michał Górny" <mgorny@gentoo.org>]

commit:     80fb851506b51dfc626394910599e083714bf9c3
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Wed Feb 28 14:59:43 2024 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Wed Feb 28 16:48:45 2024 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=80fb8515

dev-python/crc32c: New package, v2.4

New package, needed by dev-python/kafka-python[test]
and dev-python/python-snappy.

Signed-off-by: Michał Górny <mgorny <AT> gentoo.org>

 dev-python/crc32c/Manifest          |  1 +
 dev-python/crc32c/crc32c-2.4.ebuild | 46 +++++++++++++++++++++++++++++++++++++
 dev-python/crc32c/metadata.xml      | 11 +++++++++
 3 files changed, 58 insertions(+)

diff --git a/dev-python/crc32c/Manifest b/dev-python/crc32c/Manifest
new file mode 100644
index 000000000000..1bbb68b67268
--- /dev/null
+++ b/dev-python/crc32c/Manifest
@@ -0,0 +1 @@
+DIST crc32c-2.4.tar.gz 38272 BLAKE2B 1273f62794bd646e983737d922c4e1320a4519856b1cedf2d1d1f9b1e47fc767e248b6e00ada48e8f245e47fc18619327e9a8cfa5d88a0569c467ca6147a1974 SHA512 d747dee42184ff025dd6fd7334b65e5caba4066a055943a783b951d09e09339694072ea552aa95579f03a85a7bdb2eb4a8d12dc9a17f0f83d84c0fde534b36cb

diff --git a/dev-python/crc32c/crc32c-2.4.ebuild b/dev-python/crc32c/crc32c-2.4.ebuild
new file mode 100644
index 000000000000..ff64329bc4ad
--- /dev/null
+++ b/dev-python/crc32c/crc32c-2.4.ebuild
@@ -0,0 +1,46 @@
+# Copyright 2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_EXT=1
+DISTUTILS_USE_PEP517=setuptools
+PYTHON_COMPAT=( pypy3 python3_{10..12} )
+
+inherit distutils-r1 pypi
+
+DESCRIPTION="CRC32c algorithm in hardware and software"
+HOMEPAGE="
+	https://github.com/ICRAR/crc32c/
+	https://pypi.org/project/crc32c/
+"
+
+LICENSE="LGPL-2.1+"
+SLOT="0"
+KEYWORDS="~amd64"
+# NB: these don't affect the build, they are only used for tests
+IUSE="cpu_flags_arm_crc32 cpu_flags_x86_sse4_2"
+
+distutils_enable_tests pytest
+
+python_test() {
+	local -x PYTEST_DISABLE_PLUGIN_AUTOLOAD=1
+	local -x CRC32C_SW_MODE
+
+	# force = run "software" code (i.e. unoptimized)
+	# none = run "hardware" code (i.e. SSE4.2 / ARMv8 CRC32)
+	for CRC32C_SW_MODE in none force; do
+		if [[ ${CRC32C_SW_MODE} == none ]]; then
+			if ! use cpu_flags_arm_crc32 && ! use cpu_flags_x86_sse4_2; then
+				continue
+			fi
+
+			# the test suite just skips all tests, so double-check
+			"${EPYTHON}" -c "import crc32c" ||
+				die "Importing crc32c failed (accelerated code path broken?)"
+		fi
+
+		einfo "Testing with CRC32C_SW_MODE=${CRC32C_SW_MODE}"
+		epytest
+	done
+}

diff --git a/dev-python/crc32c/metadata.xml b/dev-python/crc32c/metadata.xml
new file mode 100644
index 000000000000..a5c4dec1ece1
--- /dev/null
+++ b/dev-python/crc32c/metadata.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="project">
+		<email>python@gentoo.org</email>
+	</maintainer>
+	<upstream>
+		<remote-id type="github">ICRAR/crc32c</remote-id>
+		<remote-id type="pypi">crc32c</remote-id>
+	</upstream>
+</pkgmetadata>