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# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)

from spack import *


class Fxdiv(CMakePackage):
    """Header-only library for division via fixed-point multiplication by inverse."""

    homepage = "https://github.com/Maratyszcza/FXdiv"
    git      = "https://github.com/Maratyszcza/FXdiv.git"

    version('master', branch='master')
    version('2020-04-17', commit='b408327ac2a15ec3e43352421954f5b1967701d1')  # py-torch@1.6:1.9
    version('2018-11-16', commit='b742d1143724d646cd0f914646f1240eacf5bd73')  # py-torch@1.0:1.5
    version('2018-02-24', commit='811b482bcd9e8d98ad80c6c78d5302bb830184b0')  # py-torch@0.4

    depends_on('cmake@3.5:', type='build')
    depends_on('ninja', type='build')
    depends_on('python', type='build')

    generator = 'Ninja'

    def cmake_args(self):
        return [
            self.define('FXDIV_BUILD_TESTS', False),
            self.define('FXDIV_BUILD_BENCHMARKS', False)
        ]