Provide Random123 header-only package. (#3141)

Add DESRES Random123 package:
- http://www.deshawresearch.com/resources_random123.html

1 files changed, 43 insertions, 0 deletions

diff --git a/var/spack/repos/builtin/packages/random123/package.py b/var/spack/repos/builtin/packages/random123/package.py
new file mode 100644
index 0000000000..b5096f6767
--- /dev/null
+++ b/var/spack/repos/builtin/packages/random123/package.py
@@ -0,0 +1,43 @@
+##############################################################################
+# 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 Random123(Package):
+    """Random123 is a library of 'counter-based' random number
+    generators (CBRNGs), in which the Nth random number can be obtained
+    by applying a stateless mixing function to N instead of the
+    conventional approach of using N iterations of a stateful
+    transformation."""
+    homepage = "http://www.deshawresearch.com/resources_random123.html"
+    url      = "http://www.deshawresearch.com/downloads/download_random123.cgi/Random123-1.09.tar.gz"
+
+    version('1.09', '67ae45ff94b12acea590a6aa04ed1123')
+
+    def install(self, spec, prefix):
+        # Random123 doesn't have a build system.
+        # We have to do our own install here.
+        install_tree('include', prefix.include)
+        install('./LICENSE', "%s" % prefix)