src/lib/libc/sys/w_gettimeofday.c

41 lines
1.3 KiB
C

/* $OpenBSD: w_gettimeofday.c,v 1.1 2020/07/06 13:33:06 pirofti Exp $ */
/*
* Copyright (c) 2020 Robert Nagy <robert@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/timetc.h>
int
WRAP(gettimeofday)(struct timeval *tp, struct timezone *tzp)
{
int rc = 0;
struct timekeep *timekeep = _timekeep;
static struct timezone zerotz = { 0, 0 };
if (timekeep == NULL || timekeep->tk_user == 0)
return gettimeofday(tp, tzp);
if (tp)
rc = _microtime(tp, timekeep);
if (rc)
return gettimeofday(tp, tzp);
if (tzp)
*tzp = zerotz;
return 0;
}
DEF_WRAP(gettimeofday);