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7f918cf1 CE |
1 | (* Copyright (C) 2009 Matthew Fluet. |
2 | * Copyright (C) 1999-2006 Henry Cejtin, Matthew Fluet, Suresh | |
3 | * Jagannathan, and Stephen Weeks. | |
4 | * | |
5 | * MLton is released under a BSD-style license. | |
6 | * See the file MLton-LICENSE for details. | |
7 | *) | |
8 | ||
9 | signature ENGINE = | |
10 | sig | |
11 | type 'a t | |
12 | ||
13 | datatype 'a res = | |
14 | Done of 'a | |
15 | | Raise of exn | |
16 | | TimeOut of 'a t | |
17 | ||
18 | val new: (unit -> 'a) -> 'a t | |
19 | val repeat: {thunk: unit -> 'a, | |
20 | limit: Time.t, | |
21 | tries: int} -> 'a option | |
22 | val run: 'a t * Time.t -> 'a res | |
23 | val timeLimit: Time.t * (unit -> 'a) -> 'a option | |
24 | end |