hpcc-systems/HPCC-Platform — pull request #3644 by jakesmith (2012-11-07 14:48:58+00:00)
Title: HPCC-8225 Fix global ENTH deadlock issue

Global Enth can deadlock if the input count is pre-known, and
the activity starts but no records are ever requested (nextRow).
This fix ensures that the get/send calls are made in stop()
if has not occured in nextRow()

Signed-off-by: Jake Smith