1 /* Copyright (C) 1995, 1997 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu <mailto:drepper@gnu.ai.mit.edu>>, August 1995.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
22 extern int __drand48_iterate(unsigned short xsubi[3],
23 struct drand48_data *buffer) attribute_hidden;
25 int nrand48_r (unsigned short int xsubi[3], struct drand48_data *buffer, long int *result)
27 /* Compute next state. */
28 if (__drand48_iterate (xsubi, buffer) < 0)
31 /* Store the result. */
32 if (sizeof (unsigned short int) == 2)
33 *result = xsubi[2] << 15 | xsubi[1] >> 1;
35 *result = xsubi[2] >> 1;
39 libc_hidden_def(nrand48_r)