4176     If you want to feed the output of this command into the "xargs"

  4176     If you want to feed the output of this command into the "xargs"

  4177     command, use the -0 option to both this command and "xargs". This

  4177     command, use the -0 option to both this command and "xargs". This

  4178     will avoid the problem of "xargs" treating single filenames that

  4178     will avoid the problem of "xargs" treating single filenames that

  4179     contain whitespace as multiple filenames.

  4179     contain whitespace as multiple filenames.

  4180 

  4180 

  4181     Returns 0 if a match is found, 1 otherwise.

  4183     Returns 0 if a match is found, 1 otherwise.

  4182     """

  4184     """

  4183     end = opts.get('print0') and '\0' or '\n'

  4185     end = opts.get('print0') and '\0' or '\n'

  4184     rev = scmutil.revsingle(repo, opts.get('rev'), None).node()

  4186     rev = scmutil.revsingle(repo, opts.get('rev'), None).node()

  4185 

  4187