text: # Copyright 2013-2021 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)
  import llnl.util.filesystem as fs
  import llnl.util.tty as tty
  
  from spack import *
  
  
  class Libxml2(AutotoolsPackage):
      """Libxml2 is the XML C parser and toolkit developed for the Gnome
         project (but usable outside of the Gnome platform), it is free
         software available under the MIT License."""
  
      homepage = "http://xmlsoft.org"
      url      = "http://xmlsoft.org/sources/libxml2-2.9.8.tar.gz"
  
      version('2.9.12', sha256='c8d6681e38c56f172892c85ddc0852e1fd4b53b4209e7f4ebf17f7e2eae71d92')
      version('2.9.11', sha256='886f696d5d5b45d780b2880645edf9e0c62a4fd6841b853e824ada4e02b4d331')
      version('2.9.10', sha256='aafee193ffb8fe0c82d4afef6ef91972cbaf5feea100edc2f262750611b4be1f')
      version('2.9.9',  sha256='94fb70890143e3c6549f265cee93ec064c80a84c42ad0f23e85ee1fd6540a871')
      version('2.9.8',  sha256='0b74e51595654f958148759cfef0993114ddccccbb6f31aee018f3558e8e2732')
      version('2.9.4',  sha256='ffb911191e509b966deb55de705387f14156e1a56b21824357cdf0053233633c')
      version('2.9.2',  sha256='5178c30b151d044aefb1b08bf54c3003a0ac55c59c866763997529d60770d5bc')
      version('2.7.8',  sha256='cda23bc9ebd26474ca8f3d67e7d1c4a1f1e7106364b690d822e009fdc3c417ec')
  
      variant('python', default=False, description='Enable Python support')
  
      depends_on('pkgconfig@0.9.0:', type='build')
      depends_on('iconv')
      depends_on('zlib')
      depends_on('xz')
  
      # avoid cycle dependency for concretizer
      depends_on('python+shared~libxml2', when='+python')
      extends('python', when='+python',
              ignore=r'(bin.*$)|(include.*$)|(share.*$)|(lib/libxml2.*$)|'
              '(lib/xml2.*$)|(lib/cmake.*$)')
  
      # XML Conformance Test Suites
      # See https://www.w3.org/XML/Test/ for information
      resource(name='xmlts', url='https://www.w3.org/XML/Test/xmlts20080827.tar.gz',
               sha256='96151685cec997e1f9f3387e3626d61e6284d4d6e66e0e440c209286c03e9cc7')
  
      patch('nvhpc-configure.patch', when='%nvhpc')
      patch('nvhpc-elfgcchack.patch', when='%nvhpc')
  
      @property
      def headers(self):
          include_dir = self.spec.prefix.include.libxml2
          hl = find_all_headers(include_dir)
          hl.directories = [include_dir, self.spec.prefix.include]
          return hl
  
      def configure_args(self):
          spec = self.spec
  
          args = ['--with-lzma={0}'.format(spec['xz'].prefix),
                  '--with-iconv={0}'.format(spec['iconv'].prefix)]
  
          if '+python' in spec:
              args.extend([
                  '--with-python={0}'.format(spec['python'].home),
                  '--with-python-install-dir={0}'.format(site_packages_dir)
              ])
          else:
              args.append('--without-python')
  
          return args
  
      def patch(self):
          # Remove flags not recognized by the NVIDIA compiler
          if self.spec.satisfies('%nvhpc'):
              filter_file('-pedantic -Wall -Wextra -Wshadow -Wpointer-arith '
                          '-Wcast-align -Wwrite-strings -Waggregate-return '
                          '-Wstrict-prototypes -Wmissing-prototypes '
                          '-Wnested-externs -Winline -Wredundant-decls',
                          '-Wall', 'configure')
              filter_file('-Wno-long-long -Wno-format-extra-args', '',
                          'configure')
  
      @run_after('install')
      @on_package_attributes(run_tests=True)
      def import_module_test(self):
          if '+python' in self.spec:
              with working_dir('spack-test', create=True):
                  python('-c', 'import libxml2')
  
      def test(self):
          """Perform smoke tests on the installed package"""
          # Start with what we already have post-install
          tty.msg('test: Performing simple import test')
          self.import_module_test()
  
          data_dir = self.test_suite.current_test_data_dir
  
          # Now run defined tests based on expected executables
          dtd_path = data_dir.join('info.dtd')
          test_filename = 'test.xml'
          exec_checks = {
              'xml2-config': [
                  ('--version', [str(self.spec.version)], 0)],
              'xmllint': [
                  (['--auto', '-o', test_filename], [], 0),
                  (['--postvalid', test_filename],
                   ['validity error', 'no DTD found', 'does not validate'], 3),
                  (['--dtdvalid', dtd_path, test_filename],
                   ['validity error', 'does not follow the DTD'], 3),
                  (['--dtdvalid', dtd_path, data_dir.join('info.xml')], [], 0)],
              'xmlcatalog': [
                  ('--create', ['<catalog xmlns', 'catalog"/>'], 0)],
          }
          for exe in exec_checks:
              for options, expected, status in exec_checks[exe]:
                  self.run_test(exe, options, expected, status)
  
          # Perform some cleanup
          fs.force_remove(test_filename)
  