adding H5Z-ZFP; updating zfp to use choice variant for bit stream word size (#4466)

* adding H5Z-ZFP; updating zfp to use choice variant for bit stream word size

* fixing homepage url

* removed fortran error message...just build fortran if can, otherwise ignore

var/spack/repos/builtin/packages/h5z-zfp/package.py

@@ -0,0 +1,65 @@
+##############################################################################
+# 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 H5zZfp(MakefilePackage):
+    """A highly flexible floating point and integer compression plugin for the
+       HDF5 library using ZFP compression."""
+
+    homepage = "http://h5z-zfp.readthedocs.io/en/latest"
+    url      = "https://github.com/LLNL/H5Z-ZFP"
+
+    version('develop', git='https://github.com/LLNL/H5Z-ZFP.git', tag='master')
+    version('0.7.0', git='https://github.com/LLNL/H5Z-ZFP.git', commit='58ac811')
+
+    variant('fortran', default=True, description='Enable Fortran support')
+
+    depends_on('hdf5')
+#    depends_on('zfp bsws=8')
+    depends_on('zfp')
+
+    @property
+    def make_defs(self):
+        make_defs = [
+            'PREFIX=%s' % prefix,
+            'CC=%s' % spack_cc,
+            'HDF5_HOME=%s' % self.spec['hdf5'].prefix,
+            'ZFP_HOME=%s' % self.spec['zfp'].prefix]
+
+        if '+fortran' in self.spec and spack_fc:
+            make_defs += ['FC=%s' % spack_fc]
+
+        return make_defs
+
+    @property
+    def build_targets(self):
+        targets = ['all']
+        return self.make_defs + targets
+
+    @property
+    def install_targets(self):
+        make_args = ['install']
+        return make_args + self.make_defs

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

@@ -41,15 +41,19 @@ class Zfp(MakefilePackage):
     version('0.5.1', '0ed7059a9b480635e0dd33745e213d17')
     version('0.5.0', '2ab29a852e65ad85aae38925c5003654')
 
-    variant('bswtuint8', default=False,
+    variant('bsws',
-            description='Build with bit stream word type of uint8')
+        default='64',
+        values=('8', '16', '32', '64'),
+        multi=False,
+        description='Bit stream word size: use smaller for finer \
+            rate granularity. Use 8 for H5Z-ZFP filter.')
 
     def edit(self, spec, prefix):
-        if '+bswtuint8' in self.spec:
         config_file = FileFilter('Config')
         config_file.filter(
             '^\s*#\s*DEFS\s*\+=\s*-DBIT_STREAM_WORD_TYPE\s*=\s*uint8',
-                'DEFS += -DBIT_STREAM_WORD_TYPE=uint8')
+            'DEFS += -DBIT_STREAM_WORD_TYPE=uint%s' %
+            spec.variants['bsws'].value)
 
     def build(self, spec, prefix):
         make("shared")