old_contents: # FIXME:
  # This is a template package file for Spack.  We've conveniently
  # put "FIXME" labels next to all the things you'll want to change.
  #
  # Once you've edited all the FIXME's, delete this whole message,
  # save this file, and test out your package like this:
  #
  #     spack install xerces-c
  #
  # You can always get back here to change things with:
  #
  #     spack edit xerces-c
  #
  # See the spack documentation for more information on building
  # packages.
  #
  from spack import *
  
  class XercesC(Package):
      """ Xerces-C++ is a validating XML parser written in a portable subset of C++.
      Xerces-C++ makes it easy to give your application the ability to read and
      write XML data. A shared library is provided for parsing, generating,
      manipulating, and validating XML documents using the DOM, SAX, and SAX2 APIs.
      """
  
      homepage = "https://xerces.apache.org/xerces-c"
      url      = "https://www.apache.org/dist/xerces/c/3/sources/xerces-c-3.1.2.tar.gz"
      version('3.1.2', '9eb1048939e88d6a7232c67569b23985')
  
      def install(self, spec, prefix):
          configure("--prefix=%s" % prefix,
                    "--disable-network")
          make("clean")
          make()
          make("install")
  
  
new_contents: # FIXME:
  # This is a template package file for Spack.  We've conveniently
  # put "FIXME" labels next to all the things you'll want to change.
  #
  # Once you've edited all the FIXME's, delete this whole message,
  # save this file, and test out your package like this:
  #
  #     spack install xerces-c
  #
  # You can always get back here to change things with:
  #
  #     spack edit xerces-c
  #
  # See the spack documentation for more information on building
  # packages.
  #
  from spack import *
  
  class XercesC(Package):
      """ Xerces-C++ is a validating XML parser written in a portable subset of C++.
      Xerces-C++ makes it easy to give your application the ability to read and
      write XML data. A shared library is provided for parsing, generating,
      manipulating, and validating XML documents using the DOM, SAX, and SAX2 APIs.
      """
  
      homepage = "https://xerces.apache.org/xerces-c"
      url      = "https://www.apache.org/dist/xerces/c/3/sources/xerces-c-3.1.3.tar.bz2"
      version('3.1.3', '5e333b55cb43e6b025ddf0e5d0f0fb0d')
  
      def install(self, spec, prefix):
          configure("--prefix=%s" % prefix,
                    "--disable-network")
          make("clean")
          make()
          make("install")
  
  
subject: update to 3.1.3 (#811)