1 /* Copyright (C) 1995-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18 #include <stdlib.h>
19
20 int
__nrand48_r(unsigned short int xsubi[3],struct drand48_data * buffer,long int * result)21 __nrand48_r (unsigned short int xsubi[3], struct drand48_data *buffer,
22 long int *result)
23 {
24 /* Compute next state. */
25 if (__drand48_iterate (xsubi, buffer) < 0)
26 return -1;
27
28 /* Store the result. */
29 if (sizeof (unsigned short int) == 2)
30 *result = xsubi[2] << 15 | xsubi[1] >> 1;
31 else
32 *result = xsubi[2] >> 1;
33
34 return 0;
35 }
36 weak_alias (__nrand48_r, nrand48_r)
37