old_contents: # 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 re
  
  from spack import *
  
  
  class Diffutils(AutotoolsPackage, GNUMirrorPackage):
      """GNU Diffutils is a package of several programs related to finding
      differences between files."""
  
      executables = [r'^diff$']
  
      homepage = "https://www.gnu.org/software/diffutils/"
      gnu_mirror_path = "diffutils/diffutils-3.7.tar.xz"
  
      version('3.7', sha256='b3a7a6221c3dc916085f0d205abf6b8e1ba443d4dd965118da364a1dc1cb3a26')
      version('3.6', sha256='d621e8bdd4b573918c8145f7ae61817d1be9deb4c8d2328a65cea8e11d783bd6')
  
      build_directory = 'spack-build'
  
      patch('nvhpc.patch', when='@3.7 %nvhpc')
  
      depends_on('iconv')
  
      def setup_build_environment(self, env):
          if self.spec.satisfies('%fj'):
              env.append_flags('CFLAGS',
                               '-Qunused-arguments')
  
      @classmethod
      def determine_version(cls, exe):
          output = Executable(exe)('--version', output=str, error=str)
          match = re.search(r'diff \(GNU diffutils\) (\S+)', output)
          return match.group(1) if match else None
  
new_contents: # 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 re
  
  from spack import *
  
  
  class Diffutils(AutotoolsPackage, GNUMirrorPackage):
      """GNU Diffutils is a package of several programs related to finding
      differences between files."""
  
      executables = [r'^diff$']
  
      homepage = "https://www.gnu.org/software/diffutils/"
      gnu_mirror_path = "diffutils/diffutils-3.7.tar.xz"
  
      version('3.8', sha256='a6bdd7d1b31266d11c4f4de6c1b748d4607ab0231af5188fc2533d0ae2438fec')
      version('3.7', sha256='b3a7a6221c3dc916085f0d205abf6b8e1ba443d4dd965118da364a1dc1cb3a26')
      version('3.6', sha256='d621e8bdd4b573918c8145f7ae61817d1be9deb4c8d2328a65cea8e11d783bd6')
  
      build_directory = 'spack-build'
  
      patch('nvhpc.patch', when='@3.7 %nvhpc')
  
      depends_on('iconv')
  
      def setup_build_environment(self, env):
          if self.spec.satisfies('%fj'):
              env.append_flags('CFLAGS',
                               '-Qunused-arguments')
  
      @classmethod
      def determine_version(cls, exe):
          output = Executable(exe)('--version', output=str, error=str)
          match = re.search(r'diff \(GNU diffutils\) (\S+)', output)
          return match.group(1) if match else None
  
subject: Add v3.8, fixes an incompatibility with newer glibc (#26237)