1 /*
2 * Copyright (c) 1993 Martin Birgmeier
3 * All rights reserved.
4 *
5 * You may redistribute unmodified or modified versions of this source
6 * code provided that the above copyright notice and this and the
7 * following conditions are retained.
8 *
9 * This software is provided ``as is'', and comes with no warranties
10 * of any kind. I shall in no event be liable for anything that happens
11 * to anyone/anything when using this software.
12 */
13
14 #include "rand48.h"
15
16 long
_lrand48_r(struct _rand48 * r)17 _lrand48_r (struct _rand48 *r)
18 {
19 __dorand48(r, r->_seed);
20 return (long)((unsigned long) r->_seed[2] << 15) +
21 ((unsigned long) r->_seed[1] >> 1);
22 }
23
24 #ifndef _REENT_ONLY
25 long
lrand48(void)26 lrand48 (void)
27 {
28 return _lrand48_r (&_rand48);
29 }
30 #endif /* !_REENT_ONLY */
31
