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 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 Stream(Package):
      """The STREAM benchmark is a simple synthetic benchmark program that
      measures sustainable memory bandwidth (in MB/s) and the corresponding
      computation rate for simple vector kernels."""
  
      homepage = "https://www.cs.virginia.edu/stream/ref.html"
  
      version('5.10', git='https://github.com/jeffhammond/STREAM.git')
  
      variant('openmp', default=False, description='Build with OpenMP support')
  
      def patch(self):
          makefile = FileFilter('Makefile')
  
          # Use the Spack compiler wrappers
          makefile.filter('CC = .*', 'CC = cc')
          makefile.filter('FC = .*', 'FC = f77')
  
          cflags = '-O2'
          fflags = '-O2'
          if '+openmp' in self.spec:
              cflags += ' ' + self.compiler.openmp_flag
              fflags += ' ' + self.compiler.openmp_flag
  
          # Set the appropriate flags for this compiler
          makefile.filter('CFLAGS = .*', 'CFLAGS = {0}'.format(cflags))
          makefile.filter('FFLAGS = .*', 'FFLAGS = {0}'.format(fflags))
  
      def install(self, spec, prefix):
          make()
  
          # Manual installation
          mkdir(prefix.bin)
          install('stream_c.exe', prefix.bin)
          install('stream_f.exe', prefix.bin)
  
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 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 Stream(MakefilePackage):
      """The STREAM benchmark is a simple synthetic benchmark program that
      measures sustainable memory bandwidth (in MB/s) and the corresponding
      computation rate for simple vector kernels."""
  
      homepage = "https://www.cs.virginia.edu/stream/ref.html"
  
      version('5.10', git='https://github.com/jeffhammond/STREAM.git')
  
      variant('openmp', default=False, description='Build with OpenMP support')
  
      def edit(self, spec, prefix):
          makefile = FileFilter('Makefile')
  
          # Use the Spack compiler wrappers
          makefile.filter('CC = .*', 'CC = cc')
          makefile.filter('FC = .*', 'FC = f77')
  
          cflags = '-O2'
          fflags = '-O2'
          if '+openmp' in self.spec:
              cflags += ' ' + self.compiler.openmp_flag
              fflags += ' ' + self.compiler.openmp_flag
  
          # Set the appropriate flags for this compiler
          makefile.filter('CFLAGS = .*', 'CFLAGS = {0}'.format(cflags))
          makefile.filter('FFLAGS = .*', 'FFLAGS = {0}'.format(fflags))
  
      def install(self, spec, prefix):
          # Manual installation
          mkdir(prefix.bin)
          install('stream_c.exe', prefix.bin)
          install('stream_f.exe', prefix.bin)
  
subject: Convert STREAM to MakefilePackage (#3692)