tree c315430a37e5df973b37024ef213f2f86389a56c
parent 59992183a6e3ae69669f7fb3b6c7bf45c66f02d1
author Dmitry V. Levin <ldv@altlinux.org> 1450150526 +0000
committer Dmitry V. Levin <ldv@altlinux.org> 1450150526 +0000

Robustify mpers.awk against input containing index loops

Make mpers.awk check for potential index loops.  Such loops should not
normally happen, but mpers.awk will not go into infinite recursion if
they do.

* mpers.awk (enter, leave): New functions.
(what_is): Use them.