code: def apply_spm_config(overrides, defaults):
      '''
      Returns the spm configurations dict.
  
      .. versionadded:: 2015.8.1
      '''
      opts = defaults.copy()
      _adjust_log_file_override(overrides, defaults['log_file'])
      if overrides:
          opts.update(overrides)
  
      # Prepend root_dir to other paths
      prepend_root_dirs = [
          'formula_path', 'pillar_path', 'reactor_path',
          'spm_cache_dir', 'spm_build_dir'
      ]
  
      # These can be set to syslog, so, not actual paths on the system
      for config_key in ('spm_logfile',):
          log_setting = opts.get(config_key, '')
          if log_setting is None:
              continue
  
          if urlparse(log_setting).scheme == '':
              prepend_root_dirs.append(config_key)
  
      prepend_root_dir(opts, prepend_root_dirs)
      return optf apply_spm_config(overrides, defaults):
      '''
      Returns the spm configurations dict.
  
      .. versionadded:: 2015.8.1
      '''
      opts = defaults.copy()
      _adjust_log_file_override(overrides, defaults['log_file'])
      if overrides:
          opts.update(overrides)
  
      # Prepend root_dir to other paths
      prepend_root_dirs = [
          'formula_path', 'pillar_path', 'reactor_path',
          'spm_cache_dir', 'spm_build_dir'
      ]
  
      # These can be set to syslog, so, not actual paths on the system
      for config_key in ('spm_logfile',):
          log_setting = opts.get(config_key, '')
          if log_setting is None:
              continue
  
          if urlparse(log_setting).scheme == '':
              prepend_root_dirs.append(config_key)
  
      prepend_root_dir(opts, prepend_root_dirs)
      return opts
docs: Returns the spm configurations dict.
  
      .. versionadded:: 2015.8.1