[augeas-devel] [Augeas] #310: Segfault with recursive lens

Augeas trac at fedorahosted.org
Fri Nov 23 10:43:37 UTC 2012


#310: Segfault with recursive lens
----------------------+---------------------
 Reporter:  raphink   |       Owner:  lutter
     Type:  defect    |      Status:  new
 Priority:  critical  |   Milestone:  next
Component:  Augeas    |     Version:  devel
 Keywords:            |  Blocked By:
 Blocking:            |
----------------------+---------------------
 As I was working on the `erlang.aug` module, I stumbled on a case of
 segfault. I reduced the code as much as I could, so the following module
 (which shouldn't typecheck anyway) causes a segfault with HEAD:

 {{{
 module Erlang_Bug =

 let block (lns:lens) =
   [ key Rx.word
   . Util.del_str "="
   . lns ]

 let value = store Rx.word

 let rec parameter =
   block (parameter|value)

 let application =
   block parameter

 let config = application . application?

 test Erlang_Bug.config get "rabbit=cluster_nodes=example1" =
   { "rabbit" { "cluster_nodes" = "example1" } }

 test Erlang_Bug.config put "rabbit=cluster_nodes=example1"
   after set "/rabbit/cluster_nodess/value" "1" = ?
 }}}

-- 
Ticket URL: <https://fedorahosted.org/augeas/ticket/310>
Augeas <http://augeas.net/>
a configuration API




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