[cvs-nhc98] With recent fixes for when Hidden/Forward chains are gener

[Malcolm Wallace]

malcolm: Fri May 17 16:28:55 CEST 2002

Update of /usr/src/master/nhc/src/hat/tools
In directory hinken:/tmp/cvs-serv28588

Modified Files:
	artutils.c artutils.h 
Log Message:
With recent fixes for when Hidden/Forward chains are generated,
getResult() could fall into an infinite loop caused by a cycle in
the result chain.  The fix is to remember the most recent Hidden node
encountered, and if we trip over it again, stop the cycle and return
the Hidden.