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# Copyright 2013-2023 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 Tauola(AutotoolsPackage):
"""Tauola is a event generator for tau decays."""
homepage = "https://tauolapp.web.cern.ch/tauolapp/"
url = "https://tauolapp.web.cern.ch/tauolapp/resources/TAUOLA.1.1.8/TAUOLA.1.1.8-LHC.tar.gz"
tags = ["hep"]
license("GPL-3.0-or-later")
version("1.1.8", sha256="3f734e8a967682869cca2c1ffebd3e055562613c40853cc81820d8b666805ed5")
variant("hepmc", default=True, description="Enable hepmc 2.x support")
variant("hepmc3", default=False, description="Enable hepmc3 support")
variant("lhapdf", default=True, description="Enable lhapdf support. Required for TauSpinner.")
variant(
"cxxstd",
default="11",
values=("11", "14", "17", "20"),
multi=False,
description="Use the specified C++ standard when building.",
)
maintainers("vvolkl")
depends_on("hepmc", when="+hepmc")
depends_on("hepmc3", when="+hepmc3")
depends_on("lhapdf", when="+lhapdf")
def flag_handler(self, name, flags):
if name == "cflags":
flags.append("-O2")
elif name == "cxxflags":
flags.append("-O2")
flags.append("-std=c++{0}".format(self.spec.variants["cxxstd"].value))
elif name == "fflags":
flags.append("-O2")
return (None, None, flags)
def configure_args(self):
args = ["--with-pic"]
args.extend(self.with_or_without("hepmc", "prefix"))
args.extend(self.with_or_without("hepmc3", "prefix"))
# tauola is not able to handle --with-lhapdf=no
# argument has to be empty - so cannot use with_or_without
if self.spec.satisfies("+lhapdf"):
args.append("--with-lhapdf=%s" % self.spec["lhapdf"].prefix)
else:
args.append("--with-lhapdf=")
return args
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