new package: gslib (#6328)

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

+##############################################################################
+# Copyright (c) 2013-2017, 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/spack/spack
+# Please also see the NOTICE and LICENSE files 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 Gslib(Package):
+    """Highly scalable Gather-scatter code with AMG and XXT solvers"""
+
+    homepage = "https://github.com/gslib/gslib"
+    url      = "https://github.com/gslib/gslib"
+
+    version('1.0.1', git='https://github.com/gslib/gslib.git',
+        commit='d16685f24551b7efd69e58d96dc76aec75239ea3')
+    version('1.0.0', git='https://github.com/gslib/gslib.git',
+        commit='9533e652320a3b26a72c36487ae265b02072cd48')
+
+    variant('mpi', default=True, description='Build with MPI')
+    variant('mpiio', default=True, description='Build with MPI I/O')
+    variant('blas', default=False, description='Build with BLAS')
+
+    depends_on('mpi', when="+mpi")
+    depends_on('mpi', when="+mpiio")
+    depends_on('blas', when="+blas")
+
+    conflicts('~mpi', when='+mpiio')
+
+    def install(self, spec, prefix):
+        srcDir = 'src'
+        libDir = 'lib'
+        libname = 'libgs.a'
+
+        if self.version == Version('1.0.1'):
+            makeFile = 'Makefile'
+        else:
+            makeFile = 'src/Makefile'
+
+        CC  = self.compiler.cc
+
+        if '+mpiio' not in spec:
+            filter_file(r'MPIIO.*?=.*1', 'MPIIO = 0', makeFile)
+
+        if '+mpi' in spec:
+            CC  = spec['mpi'].mpicc
+        else:
+            filter_file(r'MPI.*?=.*1', 'MPI = 0', makeFile)
+            filter_file(r'MPIIO.*?=.*1', 'MPIIO = 0', makeFile)
+
+        makeCmd = "CC=" + CC
+
+        if '+blas' in spec:
+            filter_file(r'BLAS.*?=.*0', 'BLAS = 1', makeFile)
+            blas = spec['blas'].libs
+            ldFlags = blas.ld_flags
+            filter_file(r'\$\(LDFLAGS\)', ldFlags, makeFile)
+
+        if self.version == Version('1.0.1'):
+            make(makeCmd)
+            make('install')
+            install_tree(libDir, prefix.lib)
+        elif self.version == Version('1.0.0'):
+            with working_dir(srcDir):
+                make(makeCmd)
+                mkdir(prefix.lib)
+                install(libname, prefix.lib)
+
+        # Should only install the headers (this will
+        # be fixed in gslib on future releases.
+        install_tree(srcDir, prefix.include)