56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
/* time.c -- Implementation of the low-level time() routine
|
|
*
|
|
* Copyright (c) 2004 National Semiconductor Corporation
|
|
*
|
|
* The authors hereby grant permission to use, copy, modify, distribute,
|
|
* and license this software and its documentation for any purpose, provided
|
|
* that existing copyright notices are retained in all copies and that this
|
|
* notice is included verbatim in any distributions. No written agreement,
|
|
* license, or royalty fee is required for any of the authorized uses.
|
|
* Modifications to this software may be copyrighted by their authors
|
|
* and need not follow the licensing terms described here, provided that
|
|
* the new terms are clearly indicated on the first page of each file where
|
|
* they apply.
|
|
*/
|
|
|
|
#include <unistd.h>
|
|
#include <time.h>
|
|
#include <errno.h>
|
|
#include <sys/time.h>
|
|
#include <sys/times.h>
|
|
#include <sys/syscall.h>
|
|
|
|
time_t _Time (time_t *timer)
|
|
{
|
|
HOST_SERVICE (SVC_TIME);
|
|
}
|
|
|
|
time_t time (time_t *tod)
|
|
{
|
|
time_t t = _Time (NULL);
|
|
|
|
if (tod)
|
|
*tod = t;
|
|
|
|
return (t);
|
|
}
|
|
|
|
/* _times -- no clock, so return an error. */
|
|
clock_t times (struct tms *buf)
|
|
{
|
|
errno = EINVAL;
|
|
return (-1);
|
|
}
|
|
|
|
/* _gettimeofday -- implement in terms of time. */
|
|
int gettimeofday (struct timeval *tv, void *tzvp)
|
|
{
|
|
struct timezone *tz = tzvp;
|
|
if (tz)
|
|
tz->tz_minuteswest = tz->tz_dsttime = 0;
|
|
|
|
tv->tv_usec = 0;
|
|
tv->tv_sec = time (0);
|
|
return 0;
|
|
}
|
|
|