newlib-cygwin/newlib/libc/stdlib/nrand48.c

32 lines
772 B
C

/*
* 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
_nrand48_r (struct _reent *r,
unsigned short xseed[3])
{
__dorand48 (r, xseed);
return (long)((unsigned long) xseed[2] << 15) +
((unsigned long) xseed[1] >> 1);
}
#ifndef _REENT_ONLY
long
nrand48 (unsigned short xseed[3])
{
return _nrand48_r (_REENT, xseed);
}
#endif /* !_REENT_ONLY */