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修复纳秒微妙混用转换错误

This commit is contained in:
zhkag 2023-02-07 15:17:19 +08:00 committed by guo
parent bdd6811230
commit f4e9ec82bb
1 changed files with 4 additions and 2 deletions
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6
components/libc/compilers/common/ctime.c
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@ -730,7 +730,9 @@ int clock_nanosleep(clockid_t clockid, int flags, const struct timespec *rqtp, s
rt_tick_t tick, tick_old = rt_tick_get();
if ((flags & TIMER_ABSTIME) == TIMER_ABSTIME)
{
tick = (rqtp->tv_sec - _timevalue.tv_sec) * RT_TICK_PER_SECOND + (rqtp->tv_nsec - _timevalue.tv_usec) * (RT_TICK_PER_SECOND / NANOSECOND_PER_SECOND);
rt_int64_t ts = ((rqtp->tv_sec - _timevalue.tv_sec) * RT_TICK_PER_SECOND);
rt_int64_t tns = (rqtp->tv_nsec - _timevalue.tv_usec * 1000) * (RT_TICK_PER_SECOND / NANOSECOND_PER_SECOND);
tick = ts + tns;
rt_tick_t rt_tick = rt_tick_get();
tick = tick < rt_tick ? 0 : tick - rt_tick;
}
@ -1216,7 +1218,7 @@ int timer_settime(timer_t timerid, int flags, const struct itimerspec *value,
return -1;
#else
rt_int64_t ts = ((value->it_value.tv_sec - _timevalue.tv_sec) * RT_TICK_PER_SECOND);
rt_int64_t tns = (value->it_value.tv_nsec - _timevalue.tv_usec) * (RT_TICK_PER_SECOND / NANOSECOND_PER_SECOND);
rt_int64_t tns = (value->it_value.tv_nsec - _timevalue.tv_usec * 1000) * (RT_TICK_PER_SECOND / NANOSECOND_PER_SECOND);
rt_int64_t reload = ts + tns;
rt_tick_t rt_tick = rt_tick_get();
timer->reload = reload < rt_tick ? 0 : reload - rt_tick;