old_contents: ##############################################################################
  # Copyright (c) 2013-2018, Lawrence Livermore National Security, LLC.
  # Produced at the Lawrence Livermore National Laboratory.
  #
  # This file is part of Spack.
  # Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
  # LLNL-CODE-647188
  #
  # For details, see https://github.com/spack/spack
  # Please also see the NOTICE and LICENSE files for our notice and the LGPL.
  #
  # This program is free software; you can redistribute it and/or modify
  # it under the terms of the GNU Lesser General Public License (as
  # published by the Free Software Foundation) version 2.1, February 1999.
  #
  # This program is distributed in the hope that it will be useful, but
  # WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
  # conditions of the GNU Lesser General Public License for more details.
  #
  # You should have received a copy of the GNU Lesser General Public
  # License along with this program; if not, write to the Free Software
  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  ##############################################################################
  from spack import *
  
  
  class AtSpi2Atk(MesonPackage):
      """The At-Spi2 Atk package contains a library that bridges ATK to
         At-Spi2 D-Bus service."""
  
      homepage = "http://www.linuxfromscratch.org/blfs/view/cvs/x/at-spi2-atk.html"
      url      = "http://ftp.gnome.org/pub/gnome/sources/at-spi2-atk/2.26/at-spi2-atk-2.26.1.tar.xz"
      list_url = "http://ftp.gnome.org/pub/gnome/sources/at-spi2-atk"
      list_depth = 1
  
      version('2.26.2', '355c7916a69513490cb83ad34016b169')
      version('2.26.1', 'eeec6cead3350dca48a235271c105b3e')
  
      depends_on('at-spi2-core@2.28.0:')
      depends_on('atk@2.28.1:')
  
      def url_for_version(self, version):
          """Handle gnome's version-based custom URLs."""
          url = 'http://ftp.gnome.org/pub/gnome/sources/at-spi2-atk'
          return url + '/%s/at-spi2-atk-%s.tar.xz' % (version.up_to(2), version)
  
new_contents: ##############################################################################
  # Copyright (c) 2013-2018, Lawrence Livermore National Security, LLC.
  # Produced at the Lawrence Livermore National Laboratory.
  #
  # This file is part of Spack.
  # Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
  # LLNL-CODE-647188
  #
  # For details, see https://github.com/spack/spack
  # Please also see the NOTICE and LICENSE files for our notice and the LGPL.
  #
  # This program is free software; you can redistribute it and/or modify
  # it under the terms of the GNU Lesser General Public License (as
  # published by the Free Software Foundation) version 2.1, February 1999.
  #
  # This program is distributed in the hope that it will be useful, but
  # WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
  # conditions of the GNU Lesser General Public License for more details.
  #
  # You should have received a copy of the GNU Lesser General Public
  # License along with this program; if not, write to the Free Software
  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  ##############################################################################
  from spack import *
  
  
  class AtSpi2Atk(MesonPackage):
      """The At-Spi2 Atk package contains a library that bridges ATK to
         At-Spi2 D-Bus service."""
  
      homepage = "http://www.linuxfromscratch.org/blfs/view/cvs/x/at-spi2-atk.html"
      url      = "http://ftp.gnome.org/pub/gnome/sources/at-spi2-atk/2.26/at-spi2-atk-2.26.1.tar.xz"
      list_url = "http://ftp.gnome.org/pub/gnome/sources/at-spi2-atk"
      list_depth = 1
  
      version('2.26.2', '355c7916a69513490cb83ad34016b169')
      version('2.26.1', 'eeec6cead3350dca48a235271c105b3e')
  
      depends_on('pkgconfig', type='build')
      depends_on('at-spi2-core@2.28.0:')
      depends_on('atk@2.28.1:')
  
      def url_for_version(self, version):
          """Handle gnome's version-based custom URLs."""
          url = 'http://ftp.gnome.org/pub/gnome/sources/at-spi2-atk'
          return url + '/%s/at-spi2-atk-%s.tar.xz' % (version.up_to(2), version)
  
subject: add missing pkgconfig dependency (#9503)