newlib-cygwin/newlib/libc/stdlib/lrand48.c

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/*
* 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"
long
_DEFUN (_lrand48_r, (r),
struct _reent *r)
{
_REENT_CHECK_RAND48(r);
__dorand48(r, __rand48_seed);
return (long)((unsigned long) __rand48_seed[2] << 15) +
((unsigned long) __rand48_seed[1] >> 1);
}
#ifndef _REENT_ONLY
long
_DEFUN_VOID (lrand48)
{
return _lrand48_r (_REENT);
}
#endif /* !_REENT_ONLY */