libhio: add libhio package to spack (#7468)

spack brought out some configury/make issues with
libhio, so some patches come along for the ride.

Signed-off-by: Howard Pritchard <howardp@lanl.gov>

var/spack/repos/builtin/packages/libhio/0001-configury-fix-a-problem-with-bz2-configury.patch

@@ -0,0 +1,38 @@
+From 3a7b7432a7354661d0a971b074c30529f5db457c Mon Sep 17 00:00:00 2001
+From: Howard Pritchard <howardp@lanl.gov>
+Date: Sat, 10 Mar 2018 13:51:41 -0800
+Subject: [PATCH] configury: fix a problem with bz2 configury
+
+turns out by default spack wants to use a non-default
+location bz2, or we have to turn it off.  either way
+the bz2 configury is wrong and needs to be fixed.
+
+Signed-off-by: Howard Pritchard <howardp@lanl.gov>
+
+diff --git a/m4/hio_check_bz2.m4 b/m4/hio_check_bz2.m4
+index 3a373ad1..b7dfdb75 100644
+--- a/m4/hio_check_bz2.m4
++++ b/m4/hio_check_bz2.m4
+@@ -1,9 +1,9 @@
+ # -*- mode: shell-script -*-
+-# Copyright 2015-2016 Los Alamos National Security, LLC. All rights
++# Copyright 2015-2018 Los Alamos National Security, LLC. All rights
+ #                     reserved.
+ 
+ AC_DEFUN([HIO_CHECK_BZ2],[
+-    AC_ARG_WITH(bz2, [AS_HELP_STRING([--with-external-bz2=PATH],
++    AC_ARG_WITH(external-bz2, [AS_HELP_STRING([--with-external_bz2=PATH],
+                                      [use external bzip2. pass yes to use default version @<:@default=no@:>@])],
+                 [], [with_external_bz2=no])
+ 
+@@ -14,6 +14,7 @@ AC_DEFUN([HIO_CHECK_BZ2],[
+             else
+                 LDFLAGS="$LDFLAGS -L$with_external_bz2/lib64"
+             fi
++            LIBS="$LIBS -lbz2"
+         fi
+ 
+         AC_CHECK_LIB([bz2],[BZ2_bzBuffToBuffCompress],[hio_have_bz2=1])
+-- 
+2.4.0.rc3.16.g0ab00b9
+

var/spack/repos/builtin/packages/libhio/0001-hdf5-make-docs-optional.patch

@@ -0,0 +1,37 @@
+From 6aec1b94fe84f2fe3a82e3ff338fd4721c84db34 Mon Sep 17 00:00:00 2001
+From: Howard Pritchard <howardp@lanl.gov>
+Date: Mon, 12 Mar 2018 14:19:28 -0700
+Subject: [PATCH] hdf5: make docs optional
+
+With the current makefile, configuring in hdf5
+hio plugin always ends up trying to generate docs.
+Make generating hdf5/hio plugin docs optional with
+
+make docs
+
+Signed-off-by: Howard Pritchard <howardp@lanl.gov>
+
+diff --git a/hdf5-hio/Makefile.am b/hdf5-hio/Makefile.am
+index e4c93b77..1733866d 100644
+--- a/hdf5-hio/Makefile.am
++++ b/hdf5-hio/Makefile.am
+@@ -1,6 +1,6 @@
+ # -*- Makefile.am -*-
+ #
+-# Copyright (c) 2014-2016 Los Alamos National Security, LLC. All rights
++# Copyright (c) 2014-2018 Los Alamos National Security, LLC. All rights
+ #                         reserved.
+ # $COPYRIGHT$
+ #
+@@ -11,7 +11,7 @@
+ 
+ ACLOCAL_AMFLAGS=-I m4
+ 
+-SUBDIRS = src test doc
++SUBDIRS = src test
+ 
+ EXTRA_DIST =
+ DISTCLEANFILES =
+-- 
+2.4.0.rc3.16.g0ab00b9
+

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

@@ -22,20 +22,57 @@
 # 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 Libhio(AutotoolsPackage):
-    """
+    """libHIO is a flexible, high-performance parallel IO package developed
-    A library for writing to hierarchical data store systems.
+       at LANL.  libHIO supports IO to either a conventional PFS or to Cray
+       DataWarp with management of Cray DataWarp space and stage-in and
+       stage-out from and to the PFS.
     """
 
-    homepage = "https://github.com/hpc/libhio/"
+    homepage = "https://github.com/hpc/libhio"
-    url      = "https://github.com/hpc/libhio/releases/download/hio.1.3.0.1/libhio-1.3.0.1.tar.gz"
+    url      = "https://github.com/hpc/libhio/releases/download/hio.1.4.1.0/libhio-1.4.1.0.tar.bz2"
 
-    version('1.4.0.0', 'a223effbfd50efd452053e6954e3ccf5')
+    #
-    version('1.3.0.1', 'c073541de8dd70aeb8878bd00d6d877f')
+    # We don't include older versions since they are missing features
+    # needed by current and future consumers of libhio
+    #
+    version('1.4.1.0', '6ef566fd8cf31fdcd05fab01dd3fae44')
+
+    #
+    # main users of libhio thru spack will want to use HFDF5 plugin,
+    # so make hdf5 variant a default
+    #
+    variant('hdf5', default=True, description='Enable HDF5 support')
 
     depends_on("json-c")
     depends_on("bzip2")
     depends_on("pkgconfig", type="build")
+    depends_on('mpi')
+
+    #
+    # libhio depends on hdf5+mpi if hdf5 is being used since it
+    # autodetects the presence of an MPI and/or uses mpicc by default to build
+    depends_on('hdf5+mpi', when='+hdf5')
+
+    #
+    # wow, we need to patch libhio
+    #
+    patch('0001-configury-fix-a-problem-with-bz2-configury.patch', when="@1.4.1.0")
+    patch('0001-hdf5-make-docs-optional.patch', when="@1.4.1.0")
+
+    def autoreconf(self, spec, prefix):
+        autoreconf = which('autoreconf')
+        autoreconf('-ifv')
+
+    def configure_args(self):
+        spec = self.spec
+        args = []
+
+        args.append('--with-external_bz2={0}'.format(spec['bzip2'].prefix))
+        if '+hdf5' in spec:
+            args.append('--with-hdf5={0}'.format(spec['hdf5'].prefix))
+        return args