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 import *
  
  
  class Mpfr(AutotoolsPackage, GNUMirrorPackage):
      """The MPFR library is a C library for multiple-precision
         floating-point computations with correct rounding."""
  
      homepage = "https://www.mpfr.org/"
      gnu_mirror_path = "mpfr/mpfr-4.0.2.tar.bz2"
  
      version('4.1.0', sha256='feced2d430dd5a97805fa289fed3fc8ff2b094c02d05287fd6133e7f1f0ec926')
      version('4.0.2', sha256='c05e3f02d09e0e9019384cdd58e0f19c64e6db1fd6f5ecf77b4b1c61ca253acc')
      version('4.0.1', sha256='a4d97610ba8579d380b384b225187c250ef88cfe1d5e7226b89519374209b86b')
      version('4.0.0', sha256='6aa31fbf3bd1f9f95bcfa241590a9d11cb0f874e2bb93b99c9e2de8eaea6d5fd')
      version('3.1.6', sha256='cf4f4b2d80abb79e820e78c8077b6725bbbb4e8f41896783c899087be0e94068')
      version('3.1.5', sha256='ca498c1c7a74dd37a576f353312d1e68d490978de4395fa28f1cbd46a364e658')
      version('3.1.4', sha256='d3103a80cdad2407ed581f3618c4bed04e0c92d1cf771a65ead662cc397f7775')
      version('3.1.3', sha256='f63bb459157cacd223caac545cb816bcdb5a0de28b809e7748b82e9eb89b0afd')
      version('3.1.2', sha256='79c73f60af010a30a5c27a955a1d2d01ba095b72537dab0ecaad57f5a7bb1b6b')
  
      # mpir is a drop-in replacement for gmp
      depends_on('gmp@4.1:')  # 4.2.3 or higher is recommended
      depends_on('gmp@5.0:', when='@4.0.0:')  # https://www.mpfr.org/mpfr-4.0.0/
  
      depends_on('autoconf', type='build')
      depends_on('automake', type='build')
      depends_on('libtool', type='build')
      depends_on('m4', type='build')
      depends_on('autoconf-archive', when='@4.0.2:', type='build')
      depends_on('texinfo', when='@4.1.0', type='build')
  
      force_autoreconf = True
  
      # Check the Bugs section of old release pages for patches.
      # https://www.mpfr.org/mpfr-X.Y.Z/#bugs
      patches = {
          '4.0.2': '3f80b836948aa96f8d1cb9cc7f3f55973f19285482a96f9a4e1623d460bcccf0',
          '4.0.1': '5230aab653fa8675fc05b5bdd3890e071e8df49a92a9d58c4284024affd27739',
          '3.1.6': '7a6dd71bcda4803d6b89612706a17b8816e1acd5dd9bf1bec29cf748f3b60008',
          '3.1.5': '1ae14fb3a54ae8e0faed20801970255b279eee9e5ac624891ab5d29727f0bc04',
          '3.1.4': '113705d5333ef0d0ad3eb136a85404ba6bd1cc524dece5ce902c536aa2e29903',
          '3.1.3': '4152a780b3cc6e9643283e59093b43460196d0fea9302d8c93b2496f6679f4e4',
          '3.1.2': '1b9fdb515efb09a506a01e1eb307b1464455f5ca63d6c193db3a3da371ab3220',
      }
  
      for ver, checksum in patches.items():
          patch('https://www.mpfr.org/mpfr-{0}/allpatches'.format(ver),
                when='@' + ver, sha256=checksum)
  
      def flag_handler(self, name, flags):
          # Work around macOS Catalina / Xcode 11 code generation bug
          # (test failure t-toom53, due to wrong code in mpn/toom53_mul.o)
          if self.spec.satisfies('os=catalina') and name == 'cflags':
              flags.append('-fno-stack-check')
          return (flags, None, None)
  
      def configure_args(self):
          args = [
              '--with-gmp=' + self.spec['gmp'].prefix,
          ]
          return args
  