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 Fio(AutotoolsPackage):
      """Flexible I/O Tester."""
  
      homepage = "https://github.com/axboe/fio"
      url      = "https://github.com/axboe/fio/archive/fio-2.19.tar.gz"
  
      version('2.19', '67125b60210a4daa689a4626fc66c612')
  
      variant('gui', default=False, description='Enable building of gtk gfio')
      variant('doc', default=False, description='Generate documentation')
  
      depends_on('gtkplus@2.18:', when='+gui')
      depends_on('cairo',         when='+gui')
  
      depends_on('py-sphinx', type='build', when='+doc')
  
      def configure_args(self):
          config_args = []
  
          if '+gui' in self.spec:
              config_args.append('--enable-gfio')
  
          return config_args
  
      @run_after('build')
      def build_docs(self):
          if '+doc' in self.spec:
              make('-C', 'doc', 'html')
              make('-C', 'doc', 'man')
  
subject: Add fio package (#3689)