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# Copyright 2013-2024 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.package import *
class Unuran(AutotoolsPackage):
"""Universal Non-Uniform Random number generator."""
homepage = "https://statmath.wu.ac.at/unuran"
url = "https://statmath.wu.ac.at/unuran/unuran-1.8.1.tar.gz"
license("GPL-2.0-or-later")
version("1.8.1", sha256="c270ae96857857dbac6450043df865e0517f52856ddbe5202fd35583b13c5193")
variant("shared", default=True, description="Enable the build of shared libraries")
variant(
"rngstreams",
default=True,
description="Use RNGSTREAM library for uniform random generation",
)
variant(
"gsl",
default=False,
description="Use random number generators from GNU Scientific Library",
)
depends_on("gsl", when="+gsl")
depends_on("rngstreams", when="+rngstreams")
def configure_args(self):
spec = self.spec
args = [
"--%s-shared" % ("enable" if "+shared" in spec else "disable"),
"--with-urgn-default=%s" % ("rngstream" if "+rngstreams" in spec else "builtin"),
"--%s-urng-gsl" % ("with" if "+gsl" in spec else "without"),
"--%s-urng-rngstreams" % ("with" if "+rngstreams" in spec else "without"),
]
return args
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