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35 lines
990 B
Bash
35 lines
990 B
Bash
# Copyright 1999-2017 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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EAPI=6
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PYTHON_COMPAT=( python{2_7,3_4,3_5,3_6} pypy )
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inherit distutils-r1
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DESCRIPTION="BLAKE2 hash function extension module"
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HOMEPAGE="https://github.com/dchest/pyblake2 https://pypi.python.org/pypi/pyblake2"
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SRC_URI="mirror://pypi/${PN::1}/${PN}/${P}.tar.gz"
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LICENSE="CC0-1.0"
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SLOT="0"
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KEYWORDS="~amd64 ~x86"
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IUSE="cpu_flags_x86_ssse3 cpu_flags_x86_avx cpu_flags_x86_xop"
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python_prepare_all() {
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local impl=REGS
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# note: SSE2 is 2.5x slower than pure REGS, so we ignore it
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use cpu_flags_x86_ssse3 && impl=SSSE3
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# this does not actually do anything but implicitly enabled SSE4.1...
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use cpu_flags_x86_avx && impl=AVX
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use cpu_flags_x86_xop && impl=XOP
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# uncomment the implementation of choice
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sed -i -e "/BLAKE2_COMPRESS_${impl}/s:^#::" setup.py || die
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distutils-r1_python_prepare_all
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}
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python_test() {
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"${EPYTHON}" test/test.py || die "Tests fail with ${EPYTHON}"
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}
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