dev-python/argon2-cffi-bindings: Use PEP517 build

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

dev-python/argon2-cffi-bindings/argon2-cffi-bindings-21.2.0-r1.ebuild

@@ -0,0 +1,46 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=setuptools
+PYTHON_COMPAT=( python3_{8..11} pypy3 )
+
+inherit distutils-r1
+
+DESCRIPTION="Low-level CFFI bindings for the Argon2 password hashing library"
+HOMEPAGE="
+	https://github.com/hynek/argon2-cffi-bindings/
+	https://pypi.org/project/argon2-cffi-bindings/
+"
+SRC_URI="mirror://pypi/${PN::1}/${PN}/${P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86"
+IUSE="cpu_flags_x86_sse2"
+
+DEPEND="
+	app-crypt/argon2:=
+"
+BDEPEND="
+	>=dev-python/setuptools_scm-6.2[${PYTHON_USEDEP}]
+	$(python_gen_cond_dep '
+		dev-python/cffi[${PYTHON_USEDEP}]
+	' 'python*')
+"
+RDEPEND="
+	${DEPEND}
+	${BDEPEND}
+"
+
+DOCS=( CHANGELOG.md README.md )
+
+distutils_enable_tests pytest
+
+src_configure() {
+	export ARGON2_CFFI_USE_SYSTEM=1
+	# We cannot call usex in global scope, so we invoke it in src_configure
+	export ARGON2_CFFI_USE_SSE2=$(usex cpu_flags_x86_sse2 1 0)
+	distutils-r1_src_configure
+}