old_contents: ##############################################################################
  # Copyright (c) 2013-2017, 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/spack/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 Libjpeg(AutotoolsPackage):
      """libjpeg is a widely used free library with functions for handling the
      JPEG image data format. It implements a JPEG codec (encoding and decoding)
      alongside various utilities for handling JPEG data."""
  
      homepage = "http://www.ijg.org"
      url      = "http://www.ijg.org/files/jpegsrc.v9b.tar.gz"
  
      version('9b', '6a9996ce116ec5c52b4870dbcd6d3ddb')
      version('9a', '3353992aecaee1805ef4109aadd433e7')
  
      provides('jpeg')
  
new_contents: ##############################################################################
  # Copyright (c) 2013-2017, 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/spack/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 Libjpeg(AutotoolsPackage):
      """libjpeg is a widely used free library with functions for handling the
      JPEG image data format. It implements a JPEG codec (encoding and decoding)
      alongside various utilities for handling JPEG data."""
  
      homepage = "http://www.ijg.org"
      url      = "http://www.ijg.org/files/jpegsrc.v9c.tar.gz"
  
      version('9c', '7794e558c60605424fb1025d836fbf47')
      version('9b', '6a9996ce116ec5c52b4870dbcd6d3ddb')
      version('9a', '3353992aecaee1805ef4109aadd433e7')
  
      provides('jpeg')
  
      def check(self):
          # Libjpeg has both 'check' and 'test' targets that are aliases.
          # Only need to run the tests once.
          make('check')
  
subject: Add latest version of libjpeg (#7517)