eigen : added package

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

@@ -0,0 +1,68 @@
+##############################################################################
+# Copyright (c) 2013, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Written by David Beckingsale, david@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License (as published by
+# the Free Software Foundation) version 2.1 dated February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with this program; if not, write to the Free Software Foundation,
+# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+
+from spack import *
+
+
+class Eigen(Package):
+    """
+    Eigen is a C++ template library for linear algebra: matrices, vectors, numerical solvers, and related algorithms
+    """
+
+    homepage = 'http://eigen.tuxfamily.org/'
+    url = 'http://bitbucket.org/eigen/eigen/get/3.2.7.tar.bz2'
+
+    version('3.2.7', 'cc1bacbad97558b97da6b77c9644f184', url='http://bitbucket.org/eigen/eigen/get/3.2.7.tar.bz2')
+
+    variant('debug', default=False, description='Builds the library in debug mode')
+
+    variant('metis', default=True, description='Enables metis backend')
+    variant('scotch', default=True, description='Enables scotch backend')
+    variant('fftw', default=True, description='Enables FFTW backend')
+
+    # TODO : dependency on SuiteSparse, googlehash, superlu, adolc missing
+
+    depends_on('metis', when='+metis')
+    depends_on('scotch', when='+scotch')
+    depends_on('fftw', when='+fftw')
+
+    depends_on('mpfr@2.3.0:')  # Eigen 3.2.7 requires at least 2.3.0
+    depends_on('gmp')
+
+    def install(self, spec, prefix):
+
+        options = []
+        options.extend(std_cmake_args)
+
+        build_directory = join_path(self.stage.path, 'spack-build')
+        source_directory = self.stage.source_path
+
+        if '+debug' in spec:
+            options.append('-DCMAKE_BUILD_TYPE:STRING=Debug')
+
+        with working_dir(build_directory, create=True):
+            cmake(source_directory, *options)
+            make()
+            make("install")