| 1 | (* Copyright (C) 1999-2006 Henry Cejtin, Matthew Fluet, Suresh |
| 2 | * Jagannathan, and Stephen Weeks. |
| 3 | * Copyright (C) 1997-2000 NEC Research Institute. |
| 4 | * |
| 5 | * MLton is released under a BSD-style license. |
| 6 | * See the file MLton-LICENSE for details. |
| 7 | *) |
| 8 | |
| 9 | structure Cleaner: CLEANER = |
| 10 | struct |
| 11 | |
| 12 | type t = (unit -> unit) list ref |
| 13 | |
| 14 | fun new (): t = ref [] |
| 15 | |
| 16 | fun addNew (cs, f) = cs := f :: (!cs) |
| 17 | |
| 18 | fun clean cs = app (fn c => c () handle _ => ()) (!cs) |
| 19 | |
| 20 | val atExit = new () |
| 21 | |
| 22 | val atLoadWorld = new () |
| 23 | |
| 24 | end |