1(* Signal -- Standard ML Basis Library *)
2
3type signal = int
4
5val hup  =  1
6val int  =  2
7val quit =  3
8val ill  =  4
9val abrt =  6
10val bus  =  7
11val fpe  =  8
12val kill =  9
13val usr1 = 10
14val segv = 11
15val usr2 = 12
16val pipe = 13
17val alrm = 14
18val term = 15
19val chld = 17
20val cont = 18
21val stop = 19
22val tstp = 20
23val ttin = 21
24val ttou = 22
25
26val toWord   = Word.fromInt
27val fromWord = Word.toInt
28