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/*-
* Copyright (c) 2014-2018 MongoDB, Inc.
* Copyright (c) 2008-2014 WiredTiger, Inc.
* All rights reserved.
*
* See the file LICENSE for redistribution information.
*/
#include "wt_internal.h"
/*
* __wt_epoch_raw --
* Return the time since the Epoch as reported by a system call.
*/
void
__wt_epoch_raw(WT_SESSION_IMPL *session, struct timespec *tsp)
{
WT_DECL_RET;
/*
* This function doesn't return an error, but panics on failure (which
* should never happen, it's done this way to simplify error handling
* in the caller). However, some compilers complain about using garbage
* values. Initializing the values avoids the complaint.
*/
tsp->tv_sec = 0;
tsp->tv_nsec = 0;
#if defined(HAVE_CLOCK_GETTIME)
WT_SYSCALL_RETRY(clock_gettime(CLOCK_REALTIME, tsp), ret);
if (ret == 0)
return;
WT_PANIC_MSG(session, ret, "clock_gettime");
#elif defined(HAVE_GETTIMEOFDAY)
{
struct timeval v;
WT_SYSCALL_RETRY(gettimeofday(&v, NULL), ret);
if (ret == 0) {
tsp->tv_sec = v.tv_sec;
tsp->tv_nsec = v.tv_usec * WT_THOUSAND;
return;
}
WT_PANIC_MSG(session, ret, "gettimeofday");
}
#else
NO TIME-OF-DAY IMPLEMENTATION: see src/os_posix/os_time.c
#endif
}
/*
* __wt_localtime --
* Return the current local broken-down time.
*/
int
__wt_localtime(WT_SESSION_IMPL *session, const time_t *timep, struct tm *result)
WT_GCC_FUNC_ATTRIBUTE((visibility("default")))
{
if (localtime_r(timep, result) != NULL)
return (0);
WT_RET_MSG(session, __wt_errno(), "localtime_r");
}
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