# This transport is used for handling pipe deliveries generated by
# .forward files. If the commands fails and produces any output on standard
# output or standard error streams, the output is returned to the sender
# of the message as a delivery error.
#
# hcoop-change: Set a nonsensical environment variable in order that a
# the token-acquiring command may be run
address_pipe:
  debug_print = "T: address_pipe for $local_part@$domain"
  driver = pipe
  environment = AFS_IS=${run{/etc/exim4/get-token ${local_part}}{}}enabled
  return_fail_output