Adding FleCSPH package. (#12525)

* Adding flecsph package

* Correcting header

* Boost version update

* Correcting Flake8 errors

* Correcting headers

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

@@ -21,6 +21,8 @@ class Flecsi(CMakePackage):
     git      = 'https://github.com/laristra/flecsi.git'
 
     version('develop', branch='master', submodules=False)
+    version('flecsph', branch='feature/flecsph', submodules=False)
+
     variant('backend', default='mpi', values=('serial', 'mpi', 'legion'),
             description='Backend to use for distributed memory')
     variant('caliper', default=False,
@@ -51,6 +53,16 @@ def cmake_args(self):
         options = ['-DCMAKE_BUILD_TYPE=debug']
         options.append('-DCINCH_SOURCE_DIR=' + self.spec['cinch'].prefix)
 
+        # FleCSI for FleCSPH flags
+        if self.spec.satisfies('@flecsph:'):
+            options.append('-DENABLE_MPI=ON')
+            options.append('-DENABLE_OPENMP=ON')
+            options.append('-DCXX_CONFORMANCE_STANDARD=c++17')
+            options.append('-DFLECSI_RUNTIME_MODEL=mpi')
+            options.append('-DENABLE_FLECSIT=OFF')
+            options.append('-DENABLE_FLECSI_TUTORIAL=OFF')
+            return options
+
         if self.spec.variants['backend'].value == 'legion':
             options.append('-DFLECSI_RUNTIME_MODEL=legion')
         elif self.spec.variants['backend'].value == 'mpi':

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

@@ -0,0 +1,35 @@
+# Copyright 2013-2019 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 Flecsph(CMakePackage):
+    """FleCSPH is a multi-physics compact application that exercises FleCSI
+    parallel data structures for tree-based particle methods. In particular,
+    FleCSPH implements a smoothed-particle hydrodynamics (SPH) solver for
+    the solution of Lagrangian problems in astrophysics and cosmology. FleCSPH
+    includes support for gravitational forces using the fast multipole method
+    (FMM)."""
+
+    homepage = "http://flecsi.lanl.com"
+    git      = "https://github.com/laristra/flecsph.git"
+
+    version('develop', branch='master', submodules=True)
+
+    depends_on('cmake@3.1:', type='build')
+    depends_on('boost@1.59.0: cxxstd=11 +program_options')
+    depends_on('mpi')
+    depends_on('hdf5@1.10.5 +mpi')
+    depends_on('flecsi@flecsph backend=mpi')
+    depends_on('gsl')
+
+    def cmake_args(self):
+        options = ['-DCMAKE_BUILD_TYPE=debug']
+        options.append('-DENABLE_MPI=ON')
+        options.append('-DENABLE_OPENMP=ON')
+        options.append('-DENABLE_CLOG=ON')
+        options.append('-DCXX_CONFORMANCE_STANDARD=c++17')
+        return options