New package: openfdtd (#12498)

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

@@ -0,0 +1,49 @@
+# 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 Openfdtd(MakefilePackage):
+    """OpenFDTD is general purpose FDTD simulator applicable to a wide range
+       of applications. The FDTD method (Finite Difference Time Domain method)
+       is a method for numerically calculating the Maxwell equation, which is
+       the basic equation of the electromagnetic field,
+       by the difference method."""
+
+    homepage = "http://www.e-em.co.jp/OpenFDTD/"
+    url      = "http://www.e-em.co.jp/OpenFDTD/OpenFDTD.zip"
+
+    version('2.3.0', sha256='10ac70f2ed7160da87dd9222a5a17ca7b72365ee886235359afc48c4fb7b4be4')
+
+    variant('mpi', default=False, description='Build with MPI Support')
+
+    depends_on('mpi', when='+mpi')
+
+    def edit(self, spec, prefix):
+        filter_file('gcc', spack_cc, './src/Makefile_gcc')
+        if '+mpi' in self.spec:
+            filter_file('mpicc', spec['mpi'].mpicc, './mpi/Makefile_gcc')
+
+    # Openfdtd has "Makefile" and "Makefile_gcc".
+    # "Makefile" is used only in Windows development environment.
+    # The build in Windows development environment is currently unsupported.
+    def build(self, spec, prefix):
+        with working_dir('src'):
+            make('-f', 'Makefile_gcc')
+
+        # To make an executable file for mpi needs object files
+        # which are made for an executable file not for mpi.
+        # Therefore, the build in the "src" directory is necessary
+        # for to make an executable file for mpi.
+        if '+mpi' in self.spec:
+            with working_dir('mpi'):
+                make('-f', 'Makefile_gcc')
+
+    def install(self, spec, prefix):
+        mkdirp(prefix.bin)
+        install('ofd', prefix.bin)
+        if '+mpi' in self.spec:
+            install('ofd_mpi', prefix.bin)