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/*-
* See the file LICENSE for redistribution information.
*
* Copyright (c) 1997, 2012 Oracle and/or its affiliates. All rights reserved.
*
* $Id$
*/
#include "db_config.h"
#include "db_int.h"
/*
* __os_yield --
* Yield the processor, optionally pausing until running again.
*/
void
__os_yield(env, secs, usecs)
ENV *env;
u_long secs, usecs; /* Seconds and microseconds. */
{
COMPQUIET(env, NULL);
/* Don't require the values be normalized. */
for (; usecs >= US_PER_SEC; usecs -= US_PER_SEC)
++secs;
/*
* Yield the processor so other processes or threads can run.
*
* Sheer raving paranoia -- don't sleep for 0 time, in case some
* implementation doesn't yield the processor in that case.
*/
Sleep(secs * MS_PER_SEC + (usecs / US_PER_MS) + 1);
}
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