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45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
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/*
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* Copyright (c) 1993 Martin Birgmeier
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* All rights reserved.
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*
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* You may redistribute unmodified or modified versions of this source
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* code provided that the above copyright notice and this and the
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* following conditions are retained.
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*
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* This software is provided ``as is'', and comes with no warranties
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* of any kind. I shall in no event be liable for anything that happens
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* to anyone/anything when using this software.
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*/
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#include "rand48.h"
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unsigned short *
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_DEFUN (_seed48_r, (r, xseed),
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struct _reent *r _AND
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unsigned short xseed[3])
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{
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static unsigned short sseed[3];
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_REENT_CHECK_RAND48(r);
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sseed[0] = __rand48_seed[0];
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sseed[1] = __rand48_seed[1];
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sseed[2] = __rand48_seed[2];
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__rand48_seed[0] = xseed[0];
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__rand48_seed[1] = xseed[1];
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__rand48_seed[2] = xseed[2];
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__rand48_mult[0] = _RAND48_MULT_0;
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__rand48_mult[1] = _RAND48_MULT_1;
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__rand48_mult[2] = _RAND48_MULT_2;
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__rand48_add = _RAND48_ADD;
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return sseed;
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}
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#ifndef _REENT_ONLY
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unsigned short *
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_DEFUN (seed48, (xseed),
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unsigned short xseed[3])
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{
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return _seed48_r (_REENT, xseed);
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}
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#endif /* !_REENT_ONLY */
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