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 Wcslib(AutotoolsPackage):
      """WCSLIB a C implementation of the coordinate transformations
      defined in the FITS WCS papers."""
  
      homepage = "https://www.atnf.csiro.au/people/mcalabre/WCS/wcslib/"
      url      = "ftp://ftp.atnf.csiro.au/pub/software/wcslib/wcslib-7.3.tar.bz2"
  
      version('7.3', sha256='4b01cf425382a26ca4f955ed6841a5f50c55952a2994367f8e067e4183992961')
      version('6.4', sha256='13c11ff70a7725563ec5fa52707a9965fce186a1766db193d08c9766ea107000')
  
      variant('cfitsio', default=False, description='Include CFITSIO support')
      variant('x',       default=False, description='Use the X Window System')
  
      depends_on('gmake', type='build')
      depends_on('flex@2.5.9:', type='build')
      depends_on('cfitsio', when='+cfitsio')
      depends_on('libx11', when='+x')
  
      def configure_args(self):
          spec = self.spec
  
          # TODO: Add PGPLOT package
          args = ['--without-pgplot']
  
          if '+cfitsio' in spec:
              args.extend([
                  '--with-cfitsio',
                  '--with-cfitsiolib={0}'.format(
                      spec['cfitsio'].libs.directories[0]),
                  '--with-cfitsioinc={0}'.format(
                      spec['cfitsio'].headers.directories[0]),
              ])
          else:
              args.append('--without-cfitsio')
  
          if '+x' in spec:
              args.append('--with-x')
          else:
              args.append('--without-x')
  
          return args
  
      @run_after('install')
      def darwin_fix(self):
          # The shared library is not installed correctly on Darwin; fix this
          if self.spec.satisfies('platform=darwin'):
              fix_darwin_install_name(self.prefix.lib)
  