text: # Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
  # Spack Project Developers. See the top-level COPYRIGHT file for details.
  #
  # SPDX-License-Identifier: (Apache-2.0 OR MIT)
  
  from spack import *
  
  
  class MesaGlu(AutotoolsPackage):
      """This package provides the Mesa OpenGL Utility library."""
  
      homepage = "https://www.mesa3d.org"
      url      = "https://www.mesa3d.org/archive/glu/glu-9.0.0.tar.gz"
  
      version('9.0.2', sha256='24effdfb952453cc00e275e1c82ca9787506aba0282145fff054498e60e19a65')
      version('9.0.1', sha256='f6f484cfcd51e489afe88031afdea1e173aa652697e4c19ddbcb8260579a10f7')
      version('9.0.0', sha256='4387476a1933f36fec1531178ea204057bbeb04cc2d8396c9ea32720a1f7e264')
  
      variant('osmesa', default=False, description='Enable OSMesa instead of libGL')
  
      depends_on('gl@3:')
      depends_on('osmesa', when='+osmesa')
  
      # Since pacakges like mesa provide both gl and osmesa this will prevent
      # consuming packages from getting a glu tied to a differnt gl library
      provides('glu@1.3', when='~osmesa')
  
      def configure_args(self):
          args = []
          args.extend(self.enable_or_disable('osmesa'))
  
          return args
  
      @property
      def libs(self):
          for dir in ['lib64', 'lib']:
              libs = find_libraries('libGLU', join_path(self.prefix, dir),
                                    shared=True, recursive=False)
              if libs:
                  return libs
  