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/*
* settimeofday() for uClibc
*
* Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
*
* Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
*/
#include <sys/syscall.h>
#ifdef __USE_BSD
# include <sys/time.h>
# include <time.h>
int settimeofday(const struct timeval *tv, const struct timezone *tz)
{
if (!tv)
return 0;
struct timespec __ts = {
.tv_sec = tv->tv_sec,
.tv_nsec = tv->tv_usec * 1000
};
return clock_settime(CLOCK_REALTIME, &__ts);
}
# elif defined __USE_SVID && defined __NR_stime
# define __need_NULL
# include <stddef.h>
# include <errno.h>
# include <time.h>
int settimeofday(const struct timeval *tv, const struct timezone *tz)
{
time_t when;
if (tv == NULL) {
__set_errno(EINVAL);
return -1;
}
if (tz != NULL || tv->tv_usec % 1000000 != 0) {
__set_errno(ENOSYS);
return -1;
}
when = tv->tv_sec + (tv->tv_usec / 1000000);
return stime(&when);
}
# endif
# if defined __NR_settimeofday || defined(__UCLIBC_USE_TIME64__) || (defined __USE_SVID && defined __NR_stime)
libc_hidden_def(settimeofday)
# endif
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