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[/] [or1k/] [trunk/] [linux/] [uClibc/] [libc/] [stdlib/] [nrand48_r.c] - Blame information for rev 1771

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1 1325 phoenix
/* Copyright (C) 1995, 1997 Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu <mailto:drepper@gnu.ai.mit.edu>>, August 1995.
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   The GNU C Library is free software; you can redistribute it and/or
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   modify it under the terms of the GNU Lesser General Public
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   License as published by the Free Software Foundation; either
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   version 2.1 of the License, or (at your option) any later version.
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   The GNU C Library is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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   Lesser General Public License for more details.
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   You should have received a copy of the GNU Lesser General Public
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   License along with the GNU C Library; if not, write to the Free
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   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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   02111-1307 USA.  */
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#include <stdlib.h>
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extern int __drand48_iterate(unsigned short xsubi[3],
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        struct drand48_data *buffer);
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int nrand48_r (xsubi, buffer, result)
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     unsigned short int xsubi[3];
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     struct drand48_data *buffer;
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     long int *result;
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{
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    /* Compute next state.  */
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    if (__drand48_iterate (xsubi, buffer) < 0)
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        return -1;
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    /* Store the result.  */
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    if (sizeof (unsigned short int) == 2)
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        *result = xsubi[2] << 15 | xsubi[1] >> 1;
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    else
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        *result = xsubi[2] >> 1;
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    return 0;
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}

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