New package: babelflow (#17500)

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

@@ -0,0 +1,31 @@
+# Copyright 2013-2020 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 Babelflow(CMakePackage):
+    """BabelFlow is an Embedded Domain Specific Language to describe
+       algorithms using a task graph abstraction which allows them to be
+       executed on top of one of several available runtime systems."""
+
+    homepage = "https://github.com/sci-visus/BabelFlow"
+    git      = 'https://github.com/sci-visus/BabelFlow.git'
+
+    maintainers = ['spetruzza']
+
+    version('develop',
+            branch='ascent',
+            submodules=True)
+
+    depends_on('mpi')
+
+    variant("shared", default=True, description="Build Babelflow as shared libs")
+
+    def cmake_args(self):
+        args = [
+            '-DBUILD_SHARED_LIBS:BOOL={0}'.format(
+                'ON' if '+shared' in spec else 'OFF')]
+        return args