formetis: add new package (#24048)

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

@@ -0,0 +1,71 @@
+# 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 Formetis(CMakePackage):
+    """Automated Fortran bindings to METIS and ParMETIS."""
+
+    homepage = "https://github.com/swig-fortran/formetis"
+    url      = "https://github.com/swig-fortran/formetis/archive/refs/tags/v0.0.1.tar.gz"
+
+    maintainers = ['sethrj']
+
+    version('0.0.2', sha256='d0d778fd76185d395041f8bc0ecc2b1f3785cf55db31eb77323bd7cce741c5cb')
+
+    variant('mpi', default=False, description='Enable ParMETIS support')
+    variant('shared', default=True, description='Build shared libraries')
+    variant('swig', default=False,
+            description='Regenerate source files using SWIG')
+
+    depends_on('metis@5')
+    depends_on('parmetis', when='+mpi')
+    depends_on('mpi', when='+mpi')
+    depends_on('swig@4.0.2-fortran', when='+swig')
+
+    # Using non-standard int sizes requires regenerating the C/Fortran
+    # interface files with SWIG
+    conflicts('~swig', when='^metis+int64')
+    conflicts('~swig', when='^metis+real64')
+
+    def cmake_args(self):
+        from_variant = self.define_from_variant
+        args = [
+            from_variant('FORMETIS_USE_MPI', 'mpi'),
+            from_variant('BUILD_SHARED_LIBS', 'shared'),
+            from_variant('FORMETIS_USE_SWIG', 'swig'),
+            self.define('FORMETIS_BUILD_EXAMPLES', False),
+        ]
+        return args
+
+    examples_src_dir = 'example'
+
+    @run_after('install')
+    def setup_smoke_tests(self):
+        """Copy the example source files after the package is installed to an
+        install test subdirectory for use during `spack test run`."""
+        self.cache_extra_test_sources([self.examples_src_dir])
+
+    def test(self):
+        example_src_dir = join_path(self.install_test_root,
+                                    self.examples_src_dir)
+        test_build_dir = join_path(self.test_suite.stage,
+                                   'build_example')
+
+        cmake_args = [
+            self.define('CMAKE_PREFIX_PATH', self.prefix),
+            self.define('CMAKE_Fortran_COMPILER', self.compiler.fc),
+            self.define('METIS_ROOT', self.spec['metis'].prefix),
+        ]
+        if '+mpi' in self.spec:
+            cmake_args.append(
+                self.define('ParMETIS_ROOT', self.spec['parmetis'].prefix))
+        cmake_args.append(example_src_dir)
+        with working_dir(test_build_dir, create=True):
+            cmake(*cmake_args)
+            make()
+            self.run_test('metis', [], [], installed=False,
+                          purpose='test: installation')