old_contents: ##############################################################################
  # 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 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 Zstd(Package):
      """Zstandard, or zstd as short version, is a fast lossless compression
      algorithm, targeting real-time compression scenarios at zlib-level and
      better compression ratios."""
  
      homepage = "http://facebook.github.io/zstd/"
      url      = "https://github.com/facebook/zstd/archive/v1.1.2.tar.gz"
  
      version('1.1.2', '4c57a080d194bdaac83f2d3251fc7ffc')
  
      def install(self, spec, prefix):
          make()
          if self.run_tests:
              make('test')
          make('install', 'PREFIX={0}'.format(prefix))
  
new_contents: ##############################################################################
  # 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 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 Zstd(MakefilePackage):
      """Zstandard, or zstd as short version, is a fast lossless compression
      algorithm, targeting real-time compression scenarios at zlib-level and
      better compression ratios."""
  
      homepage = "http://facebook.github.io/zstd/"
      url      = "https://github.com/facebook/zstd/archive/v1.1.2.tar.gz"
  
      version('1.3.0', '888660a850e33c2dcc7c4f9d0b04d347')
      version('1.1.2', '4c57a080d194bdaac83f2d3251fc7ffc')
  
      def install(self, spec, prefix):
          make('install', 'PREFIX={0}'.format(prefix))
  
subject: Update zstd version (#4873)