9 This contains helper routines that are independent of the SCM core and hide

     9 This contains helper routines that are independent of the SCM core and hide

    10 platform-specific details from the core.

    10 platform-specific details from the core.

    11 """

    11 """

    12 

    12 

    13 import os, errno

    13 import os, errno

    14 from demandload import *

    15 from demandload import *

    15 demandload(globals(), "re cStringIO shutil popen2 tempfile threading time")

    16 demandload(globals(), "re cStringIO shutil popen2 tempfile threading time")

    16 

    17 

    17 def pipefilter(s, cmd):

    18 def pipefilter(s, cmd):

    18     '''filter string S through command CMD, returning its output'''

    19     '''filter string S through command CMD, returning its output'''