645     if os.name == 'nt' or sys.platform.startswith('java'):

   645     proc = Popen4(cmd, wd, options.timeout)

   646         tochild, fromchild = os.popen4(cmd)

   646     def cleanup():

   647         tochild.close()

   648         output = fromchild.read()

   649         ret = fromchild.close()

   650         if ret is None:

   651             ret = 0

   652     else:

   653         proc = Popen4(cmd, wd, options.timeout)

   654         def cleanup():

   655             try:

   656                 proc.terminate()

   657             except OSError:

   658                 pass

   659             ret = proc.wait()

   660             if ret == 0:

   661                 ret = signal.SIGTERM << 8

   662             killdaemons()

   663             return ret

   664 

   665         output = ''

   666         proc.tochild.close()

   667 

   669             output = proc.fromchild.read()

   648             proc.terminate()

   670         except KeyboardInterrupt:

   649         except OSError:

   671             vlog('# Handling keyboard interrupt')

   650             pass

   672             cleanup()

   673             raise

   674 

   676         if wifexited(ret):

   652         if ret == 0:

   677             ret = os.WEXITSTATUS(ret)

   653             ret = signal.SIGTERM << 8

   678 

   654         killdaemons()

   679         if proc.timeout:

   655         return ret

   680             ret = 'timeout'

   656 

   681 

   657     output = ''

   682         if ret:

   658     proc.tochild.close()

   683             killdaemons()

   659 

   660     try:

   661         output = proc.fromchild.read()

   662     except KeyboardInterrupt:

   663         vlog('# Handling keyboard interrupt')

   664         cleanup()

   665         raise

   666 

   667     ret = proc.wait()

   668     if wifexited(ret):

   669         ret = os.WEXITSTATUS(ret)

   670 

   671     if proc.timeout:

   672         ret = 'timeout'

   673 

   674     if ret:

   675         killdaemons()