new_contents: from rpm2scl.decorators import matches
  from rpm2scl.transformers.transformer import Transformer
  
  class PerlTransformer(Transformer):
      def __init__(self, spec, options = None):
          super(PerlTransformer, self).__init__(spec, options)
  
      @matches(r'%{__perl}\s+', one_line = False)
      @matches(r'^perl\s+', one_line = False) # carefully here, "perl" will occur often in the specfile
      @matches(r'./Build', one_line = False)
      @matches(r'^make\s+', one_line = False) # make is a common word, so don't take it too seriously
      def handle_perl_specific_commands(self, pattern, text):
          return self.sclize_all_commands(pattern, text)
  
subject: Add Perl specific transformers