old_contents: import Action
  import Node
  from Params import error
  
  xsubpp_str = '${PERL} ${XSUBPP} -noprototypes -typemap ${EXTUTILS_TYPEMAP} ${SRC} > ${TGT}'
  
  def xsubpp_file(self, node):
      gentask = self.create_task('xsubpp', nice=1)
      gentask.set_inputs(node)
      gentask.set_outputs(node.change_ext('.c'))
  
      cctask = self.create_task('cc')
      cctask.set_inputs(gentask.m_outputs)
      cctask.set_outputs(node.change_ext('.o'))
  
  def setup(env):
      Action.simple_action('xsubpp', xsubpp_str, color='BLUE')
      env.hook('cc', 'PERLXS_EXT', xsubpp_file)
  
  def detect(conf):
          conf.env['PERLXS_EXT'] = ['.xs']
          return 1
  
new_contents: import Action
  import Node
  from Params import error
  
  xsubpp_str = '${PERL} ${XSUBPP} -noprototypes -typemap ${EXTUTILS_TYPEMAP} ${SRC} > ${TGT}'
  
  def xsubpp_file(self, node):
      gentask = self.create_task('xsubpp', nice=1)
      gentask.set_inputs(node)
      gentask.set_outputs(node.change_ext('.c'))
  
      cctask = self.create_task('cc')
      cctask.set_inputs(gentask.m_outputs)
      cctask.set_outputs(node.change_ext('.o'))
  
  def setup(env):
      Action.simple_action('xsubpp', xsubpp_str, color='BLUE')
      env.hook('cc', 'PERLXS_EXT', xsubpp_file)
  
  def detect(conf):
      conf.env['PERLXS_EXT'] = ['.xs']
      return True
  
subject: Fix indenting in waftools/xsubpp.py