| 0,0 → 1,34 |
|---|
| /* |
| * Copyright (c) 1993 Martin Birgmeier |
| * All rights reserved. |
| * |
| * You may redistribute unmodified or modified versions of this source |
| * code provided that the above copyright notice and this and the |
| * following conditions are retained. |
| * |
| * This software is provided ``as is'', and comes with no warranties |
| * of any kind. I shall in no event be liable for anything that happens |
| * to anyone/anything when using this software. |
| */ |
| |
| #include "rand48.h" |
| |
| double |
| _DEFUN (_erand48_r, (r, xseed), |
| struct _reent *r _AND |
| unsigned short xseed[3]) |
| { |
| __dorand48(r, xseed); |
| return ldexp((double) xseed[0], -48) + |
| ldexp((double) xseed[1], -32) + |
| ldexp((double) xseed[2], -16); |
| } |
| |
| #ifndef _REENT_ONLY |
| double |
| _DEFUN (erand48, (xseed), |
| unsigned short xseed[3]) |
| { |
| return _erand48_r (_REENT, xseed); |
| } |
| #endif /* !_REENT_ONLY */ |