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.package import *
  
  
  class P4est(AutotoolsPackage):
      """Dynamic management of a collection (a forest) of adaptive octrees in
      parallel"""
      homepage = "https://www.p4est.org"
  
      # Only use the official tarball releases provided on p4est.org or
      # p4est.github.io. The automatically generated releases from the
      # Github repository lack important parts.
      url = "https://p4est.github.io/release/p4est-2.8.tar.gz"
  
      maintainers = ['davydden']
  
      version('2.8', sha256='6a0586e3abac06c20e31b1018f3a82a564a6a0d9ff6b7f6c772a9e6b0f0cc5e4')
      version('2.3.2', sha256='076df9e5578e0e7fcfbe12e1a0b080104001f8c986ab1d5a69ec2220050df8e6')
      version('2.3.1', sha256='be66893b039fb3f27aca3d5d00acff42c67bfad5aa09cea9253cdd628b2bdc9a')
      version('2.2', sha256='1549cbeba29bee2c35e7cc50a90a04961da5f23b6eada9c8047f511b90a8e438')
      version('2.1', sha256='07ab24bd63a652a30576fbca12c0fc068dffa615d888802d7f229fa994a9c1ef')
      version('2.0', sha256='c522c5b69896aab39aa5a81399372a19a6b03fc6200d2d5d677d9a22fe31029a')
      version('1.1', sha256='0b5327a35f0c869bf920b8cab5f20caa4eb55692eaaf1f451d5de30285b25139')
  
      variant('mpi', default=True, description='Enable MPI')
      variant('openmp', default=False, description='Enable OpenMP')
  
      # build dependencies
      depends_on('automake', when='@2.0', type='build')
      depends_on('autoconf', when='@2.0', type='build')
      depends_on('libtool@2.4.2:', type='build')
  
      # other dependencies
      depends_on('mpi', when='+mpi')
      depends_on('zlib')
  
      # from sc upstream, correct the default libraries
      patch('https://github.com/cburstedde/libsc/commit/b506aab224b988fec210cc212469f2c4f58b2d04.patch?full_index=1',
            sha256='e03437c5b580deacdfa0e8112d0a3d40af1f5e4757fe1dd00347d0523f6c16d5',
            working_dir='sc',
            when='@2.0')
      patch('https://github.com/cburstedde/libsc/commit/b45a51a7ef97883a3d4dcbd05cb2c77890a76f75.patch?full_index=1',
            sha256='f5c9f784408481b12babd802cc3bedde2a8c4f84de4fd58c54017690b7520a01',
            working_dir='sc',
            when='@2.0')
  
      def autoreconf(self, spec, prefix):
          if self.spec.satisfies('@2.0'):
              bootstrap = Executable('./bootstrap')
              bootstrap()
  
      def configure_args(self):
          args = [
              '--enable-shared',
              '--disable-vtk-binary',
              '--without-blas',
              'CPPFLAGS=-DSC_LOG_PRIORITY=SC_LP_ESSENTIAL',
              'CFLAGS=-O2'
          ]
  
          if '~mpi' in self.spec:
              args.append('--disable-mpi')
          else:
              args.append('--enable-mpi')
              args.append('CC=%s'  % self.spec['mpi'].mpicc)
              args.append('CXX=%s' % self.spec['mpi'].mpicxx)
              args.append('FC=%s'  % self.spec['mpi'].mpifc)
              args.append('F77=%s' % self.spec['mpi'].mpif77)
  
          if '+openmp' in self.spec:
              try:
                  args.append(
                      '--enable-openmp={0}'.format(self.compiler.openmp_flag))
              except UnsupportedCompilerFlag:
                  args.append('--enable-openmp')
          else:
              args.append('--disable-openmp')
  
          return args
  