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/*-
* Copyright (c) 2014-2017 MongoDB, Inc.
* Copyright (c) 2008-2014 WiredTiger, Inc.
* All rights reserved.
*
* See the file LICENSE for redistribution information.
*/
#include "wt_internal.h"
/*
* __wt_sleep --
* Pause the thread of control.
*/
void
__wt_sleep(uint64_t seconds, uint64_t micro_seconds)
WT_GCC_FUNC_ATTRIBUTE((visibility("default")))
{
struct timeval t;
/*
* Sleeping isn't documented as a memory barrier, and it's a reasonable
* expectation to have. There's no reason not to explicitly include a
* barrier since we're giving up the CPU, and ensures callers are never
* surprised.
*/
WT_FULL_BARRIER();
t.tv_sec = (time_t)(seconds + micro_seconds / WT_MILLION);
t.tv_usec = (suseconds_t)(micro_seconds % WT_MILLION);
(void)select(0, NULL, NULL, NULL, &t);
}
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