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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 GosamContrib(AutotoolsPackage):
    """Additional libraries for GoSam MC generator"""

    homepage = "https://gosam.hepforge.org"
    url = "https://gosam.hepforge.org/downloads/?f=gosam-contrib-2.0.tar.gz"

    tags = ["hep"]

    version("2.0", sha256="c05beceea74324eb51c1049773095e2cb0c09c8c909093ee913d8b0da659048d")
    version("1.0", sha256="a29d4232d9190710246abc2ed97fdcd8790ce83580f56a360f3456b0377c40ec")

    variant(
        "libs",
        default="shared,static",
        values=("shared", "static"),
        multi=True,
        description="Build shared libs, static libs or both",
    )
    variant("pic", default=False, description="Build position-independent code")

    def flag_handler(self, name, flags):
        if name in ["cflags", "cxxflags", "cppflags"]:
            if "+pic" in self.spec:
                flags.append(self.compiler.cc_pic_flag)

        if name == "fflags":
            if "gfortran" in self.compiler.fc:
                flags.append("-std=legacy")

            if "+pic" in self.spec:
                flags.append(self.compiler.fc_pic_flag)

        return (None, flags, None)

    def configure_args(self):
        args = []
        args += self.enable_or_disable("libs")

        return args

    @property
    def parallel(self):
        return False