import os, shutil
 from wb import preprocess, home_fn, autogen
 
 def main(config):
     src = os.path.join(home_fn(config['TISRC']), config['DDKVER_MAJOR'])
     dest = home_fn('tapinstall')
     shutil.rmtree(dest, ignore_errors=True)
     shutil.copytree(src, dest)
     preprocess(config,
                in_fn=os.path.join(dest, 'sources.in'),
                out_fn=os.path.join(dest, 'sources'),
                if_prefix='!',
                head_comment='# %s\n\n' % autogen)
 
 # if we are run directly, and not loaded as a module
 if __name__ == "__main__":
     from wb import config
     main(config)