Added symengine and associated packages (#1885)

Symengine and associated packages

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

@@ -0,0 +1,62 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@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 Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, 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 Lesser 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 Mpir(Package):
+    """Multiple Precision Integers and Rationals."""
+
+    homepage = "https://github.com/wbhart/mpir"
+    url      = "https://github.com/wbhart/mpir/archive/mpir-2.7.0.tar.gz"
+
+    version('2.7.0', '985b5d57bd0e74c74125ee885b9c8f71')
+    version('2.6.0', 'ec17d6a7e026114ceb734b2466aa0a91')
+    version('develop', git='https://github.com/wbhart/mpir.git')
+
+    # This setting allows mpir to act as a drop-in replacement for gmp
+    variant('gmp_compat',        default=False,
+            description='Compile with GMP library compatibility')
+
+    # Build dependencies
+    depends_on('autoconf', type='build')
+
+    # Other dependencies
+    depends_on('yasm')
+
+    def install(self, spec, prefix):
+        # We definitely don't want to have MPIR build its
+        # own version of YASM. This tries to install it
+        # to a system directory.
+        options = ['--prefix={0}'.format(prefix),
+                   '--with-system-yasm']
+
+        if '+gmp_compat' in spec:
+            options.extend(['--enable-gmpcompat'])
+
+        configure(*options)
+        make()
+        if self.run_tests:
+            make('check')
+        make('install')