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-rw-r--r--var/spack/repos/builtin/packages/e3sm-kernels/package.py57
1 files changed, 57 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/e3sm-kernels/package.py b/var/spack/repos/builtin/packages/e3sm-kernels/package.py
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+++ b/var/spack/repos/builtin/packages/e3sm-kernels/package.py
@@ -0,0 +1,57 @@
+# Copyright 2013-2022 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)
+
+import os
+
+from spack.package import *
+
+
+class E3smKernels(MakefilePackage):
+ """
+ Climate kernels for Co-design that originate from the Energy
+ Exascale Earth System Model (E3SM).
+ """
+
+ homepage = "https://github.com/e3SM-Project/codesign-kernels"
+ url = "https://github.com/E3SM-Project/codesign-kernels/archive/refs/tags/v1.0.tar.gz"
+ git = "https://github.com/E3SM-Project/codesign-kernels.git"
+
+ maintainers = ["sarats", "philipwjones"]
+
+ version("master", branch="master")
+ version("1.0", sha256="358249785ba9f95616feecbb6f37f7694646568499c11b2094c9233999c6cc95")
+
+ variant(
+ "kernel",
+ default="atmosphere",
+ values=(
+ "atmosphere",
+ "mmf-mpdata-tracer",
+ ),
+ description="Specify E3SM Kernel to Build",
+ multi=False,
+ )
+
+ @property
+ def build_directory(self):
+ return self.spec.variants["kernel"].value
+
+ @property
+ def build_targets(self):
+ # Spack will provide optimization flags
+ # But we still need to pass in fortran flags for gfortran
+ args = []
+ # Test for gfortran specifically due to hybrid compilers like llvm
+ if "gfortran" in self.compiler.fc:
+ args.append("FFLAGS=-ffree-line-length-none")
+ return args
+
+ def install(self, spec, prefix):
+ # Manually copy binaries over
+ mkdir(prefix.bin)
+ if self.spec.variants["kernel"].value == "atmosphere":
+ install(os.path.join("atmosphere", "atm"), prefix.bin.atm)
+ elif self.spec.variants["kernel"].value == "mmf-mpdata-tracer":
+ install(os.path.join("mmf-mpdata-tracer", "advect"), prefix.bin.advect)