text: # Copyright 2013-2019 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 Libceed(Package):
      """The CEED API Library: Code for Efficient Extensible Discretizations."""
  
      homepage = "https://github.com/CEED/libCEED"
      git      = "https://github.com/CEED/libCEED.git"
  
      version('develop', branch='master')
      version('0.2', tag='v0.2')
      version('0.1', tag='v0.1')
  
      variant('occa', default=True, description='Enable OCCA backends')
      variant('cuda', default=False, description='Enable CUDA support')
      variant('debug', default=False, description='Enable debug build')
  
      depends_on('occa@v1.0.0-alpha.5,develop', when='+occa')
      depends_on('occa@develop', when='@develop+occa')
      depends_on('occa+cuda', when='+occa+cuda')
      depends_on('occa~cuda', when='+occa~cuda')
  
      # occa: do not occaFree kernels
      # Repeated creation and freeing of kernels appears to expose a caching
      # bug in Occa.
      patch('occaFree-0.2.diff', when='@0.2')
  
      phases = ['build', 'install']
  
      def build(self, spec, prefix):
          # Note: The occa package exports OCCA_DIR in the environment
  
          makeopts = ['V=1']
          makeopts += ['NDEBUG=%s' % ('' if '+debug' in spec else '1')]
          make(*makeopts)
  
          if self.run_tests:
              make('prove', *makeopts, parallel=False)
  
      def install(self, spec, prefix):
          make('install', 'prefix=%s' % prefix, parallel=False)
  
      @when('@0.1')
      def install(self, spec, prefix):
          mkdirp(prefix.include)
          install('ceed.h', prefix.include)
          mkdirp(prefix.lib)
          install('libceed.%s' % dso_suffix, prefix.lib)
          filter_file(r'^prefix=.*$', 'prefix=%s' % prefix, 'ceed.pc')
          filter_file(r'^includedir=\$\{prefix\}$',
                      'includedir=${prefix}/include', 'ceed.pc')
          filter_file(r'^libdir=\$\{prefix\}$',
                      'libdir=${prefix}/lib', 'ceed.pc')
          filter_file(r'Version:.*$', 'Version: 0.1', 'ceed.pc')
          mkdirp(prefix.lib.pkgconfig)
          install('ceed.pc', prefix.lib.pkgconfig)
  