chaparral: add new package (#28343)

var/spack/repos/builtin/packages/chaparral/package.py

@@ -0,0 +1,32 @@
+# Copyright 2013-2021 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 import *
+
+
+class Chaparral(CMakePackage):
+    """Radiation view factor library"""
+
+    homepage = "https://gitlab.com/truchas/tpl-forks/chaparral"
+    git      = "https://gitlab.com/truchas/tpl-forks/chaparral.git"
+
+    maintainers = ['pbrady']
+
+    version('develop', branch='truchas')
+    version('2020-08-28',
+            commit='c8a190bb74ef33ad8b2f7b67d20590f393fde32a',
+            preferred=True)
+
+    variant('shared', default=True, description='Build shared library')
+    variant('mpi', default=True, description='Build parallel library')
+
+    depends_on('mpi', when="+mpi")
+    depends_on('cmake@3.16:', type='build')
+
+    def cmake_args(self):
+        return [
+            self.define_from_variant('BUILD_SHARED_LIBS', 'shared'),
+            self.define_from_variant('ENABLE_MPI', 'mpi')
+        ]