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 Chrony(AutotoolsPackage):
      """chrony is a versatile implementation of the Network Time
      Protocol (NTP). It can synchronise the system clock with NTP
      servers, reference clocks(e.g. GPS receiver), and manual
      input using wristwatch and keyboard."""
  
      homepage = "https://chrony.tuxfamily.org/"
      url      = "https://github.com/mlichvar/chrony/archive/3.5.1.tar.gz"
  
      version('3.5.1', sha256='881085b944a14853402e1c5cff4de5d815ff104ec6e12eea51c12e42f32f71bd')
      version('3.5',   sha256='145a270fe4df42931f175e37dd3771a7e714122ae361921a4b93082e648a08c5')
      version('3.4',   sha256='85fbe433f5a3ee961a20c47a72367760b074448587a9e2d3a6788a95750ed77e')
      version('3.3',   sha256='0dd7323b5ed9e3208236c1b39fcabf2ad03469fa07ac516ba9c682206133f66d')
  
      depends_on('ruby-asciidoctor')
      depends_on('bison', type='build')
  
      def setup_run_environment(self, env):
          env.prepend_path('PATH', self.prefix.sbin)
  