diff options
Diffstat (limited to 'src/lib/libc/stdlib/drand48.c')
-rw-r--r-- | src/lib/libc/stdlib/drand48.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/src/lib/libc/stdlib/drand48.c b/src/lib/libc/stdlib/drand48.c deleted file mode 100644 index 429e4cf378..0000000000 --- a/src/lib/libc/stdlib/drand48.c +++ /dev/null | |||
@@ -1,30 +0,0 @@ | |||
1 | /* $OpenBSD: drand48.c,v 1.7 2015/09/14 13:30:17 guenther Exp $ */ | ||
2 | /* | ||
3 | * Copyright (c) 1993 Martin Birgmeier | ||
4 | * All rights reserved. | ||
5 | * | ||
6 | * You may redistribute unmodified or modified versions of this source | ||
7 | * code provided that the above copyright notice and this and the | ||
8 | * following conditions are retained. | ||
9 | * | ||
10 | * This software is provided ``as is'', and comes with no warranties | ||
11 | * of any kind. I shall in no event be liable for anything that happens | ||
12 | * to anyone/anything when using this software. | ||
13 | */ | ||
14 | |||
15 | #include <math.h> | ||
16 | #include "rand48.h" | ||
17 | |||
18 | double | ||
19 | drand48(void) | ||
20 | { | ||
21 | if (__rand48_deterministic == 0) { | ||
22 | unsigned short rseed[3]; | ||
23 | |||
24 | arc4random_buf(rseed, sizeof rseed); | ||
25 | return ldexp((double) rseed[0], -48) + | ||
26 | ldexp((double) rseed[1], -32) + | ||
27 | ldexp((double) rseed[2], -16); | ||
28 | } | ||
29 | return erand48(__rand48_seed); | ||
30 | } | ||