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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 *
from spack.pkg.builtin.boost import Boost
class Herwigpp(AutotoolsPackage):
"""Herwig is a multi-purpose particle physics event generator.
This package provides old Herwig++ 2 generator"""
homepage = "https://herwig.hepforge.org/"
url = "http://lcgpackages.web.cern.ch/lcgpackages/tarFiles/sources/MCGeneratorsTarFiles/Herwig++-2.7.1.tar.bz2"
tags = ["hep"]
license("GPL-2.0-only")
version("2.7.1", sha256="80a189376bb65f5ec4e64f42e76c00ea9102d8224010563a424fc11e619a6ad6")
patch("herwig++-2.7.1.patch", when="@2.7.1", level=0)
depends_on("gsl")
# TODO: replace this with an explicit list of components of Boost,
# for instance depends_on('boost +filesystem')
# See https://github.com/spack/spack/pull/22303 for reference
depends_on(Boost.with_default_variants)
depends_on("fastjet")
depends_on("thepeg@1.9.2", when="@2.7.1")
def setup_build_environment(self, env):
env.prepend_path("LD_LIBRARY_PATH", self.spec["thepeg"].prefix.lib.ThePEG)
def configure_args(self):
args = [
"--with-gsl=" + self.spec["gsl"].prefix,
"--with-thepeg=" + self.spec["thepeg"].prefix,
"--with-fastjet=" + self.spec["fastjet"].prefix,
"--with-boost=" + self.spec["boost"].prefix,
]
return args
def build(self, spec, prefix):
make()
with working_dir("Contrib"):
make()
with working_dir("Contrib/AlpGen"):
make(
"BasicLesHouchesFileReader.so",
"HERWIGINCLUDE=-I{0}/include".format(self.stage.source_path),
)
make("AlpGenHandler.so", "HERWIGINCLUDE=-I{0}/include".format(self.stage.source_path))
def install(self, spec, prefix):
make("install")
install(
join_path(self.stage.source_path, "Contrib", "AlpGen", "AlpGenHandler.so"),
join_path(prefix.lib, "Herwig++", "AlpGenHandler.so"),
)
install(
join_path(self.stage.source_path, "Contrib", "AlpGen", "BasicLesHouchesFileReader.so"),
join_path(prefix.lib, "Herwig++", "BasicLesHouchesFileReader.so"),
)
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