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7f918cf1 CE |
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 IO: IO = | |
10 | struct | |
11 | exception BlockingNotSupported | |
12 | ||
13 | exception ClosedStream | |
14 | ||
15 | exception Io of {cause : exn, | |
16 | function : string, | |
17 | name : string} | |
18 | ||
19 | val _ = | |
20 | General.addExnMessager | |
21 | (fn e => | |
22 | case e of | |
23 | Io {cause, function, name, ...} => | |
24 | SOME (concat ["Io: ", function, " \"", name, "\" failed with ", | |
25 | exnMessage cause]) | |
26 | | _ => NONE) | |
27 | ||
28 | exception NonblockingNotSupported | |
29 | ||
30 | exception RandomAccessNotSupported | |
31 | ||
32 | datatype buffer_mode = NO_BUF | LINE_BUF | BLOCK_BUF | |
33 | end |