newlib-cygwin/newlib/libc/stdlib/srand48.c

39 lines
994 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"
_VOID
_DEFUN (_srand48_r, (r, seed),
struct _reent *r _AND
long seed)
{
_REENT_CHECK_RAND48(r);
__rand48_seed[0] = _RAND48_SEED_0;
__rand48_seed[1] = (unsigned short) seed;
__rand48_seed[2] = (unsigned short) ((unsigned long)seed >> 16);
__rand48_mult[0] = _RAND48_MULT_0;
__rand48_mult[1] = _RAND48_MULT_1;
__rand48_mult[2] = _RAND48_MULT_2;
__rand48_add = _RAND48_ADD;
}
#ifndef _REENT_ONLY
_VOID
_DEFUN (srand48, (seed),
long seed)
{
_srand48_r (_REENT, seed);
}
#endif /* !_REENT_ONLY */