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 Unifdef(MakefilePackage):
      """The unifdef utility selectively processes conditional C preprocessor #if
      and #ifdef directives. It removes from a file both the directives and the
      additional text that they delimit, while otherwise leaving the file
      alone."""
  
      homepage = "https://dotat.at/prog/unifdef/"
      url      = "https://dotat.at/prog/unifdef/unifdef-2.11.tar.xz"
  
      maintainers = ['matthiasdiener']
  
      version('2.11', sha256='828ffc270ac262b88fe011136acef2780c05b0dc3c5435d005651740788d4537')
  
      def edit(self, spec, prefix):
          makefile = FileFilter('Makefile')
          makefile.filter(r'\$\{HOME\}', prefix)
  