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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 Ldak(Package):
    """LDAK is a software package for analyzing GWAS data"""

    homepage = "https://dougspeed.com/ldak/"
    url = "https://dougspeed.com/wp-content/uploads/source.zip"

    version("5.1", sha256="ae3eb8c2ef31af210e138336fd6edcd0e3a26ea9bae89fd6c0c6ea33e3a1517e")

    variant("mkl", default=False, description="Use MKL")

    depends_on("zlib-api")
    depends_on("blas")
    depends_on("lapack")
    depends_on("mkl", when="+mkl")

    for t in ["aarch64", "arm", "ppc", "ppc64", "ppc64le", "ppcle", "sparc", "sparc64", "x86"]:
        conflicts("target={0}:".format(t), msg="libspot is available linux x86_64 only")

    def setup_build_environment(self, env):
        env.append_flags("LDLIBS", "-lm")
        env.append_flags("LDLIBS", "-lz")
        libs = (self.spec["lapack"].libs + self.spec["blas"].libs).ld_flags
        env.append_flags("LDLIBS", libs)
        if self.spec.platform == "darwin":
            env.append_flags("LDLIBS", "libqsopt.mac.a")
        else:
            env.append_flags("LDLIBS", "libqsopt.linux.a")

    def install(self, spec, prefix):
        if self.spec.satisfies("~mkl"):
            filter_file("#define MKL.*", "#define MKL 0", "ldak.c")
        make("ldak")
        mkdirp(prefix.bin)
        install("ldak", prefix.bin.ldak)