From 3143289486c3d716070e797170ef659cfee3a747 Mon Sep 17 00:00:00 2001 From: guozhanxin Date: Tue, 14 Nov 2023 18:18:07 +0800 Subject: [PATCH] [libc] update ctime.c compatible with old drivers --- components/libc/compilers/common/ctime.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/components/libc/compilers/common/ctime.c b/components/libc/compilers/common/ctime.c index f2cc76df47..44822ec379 100644 --- a/components/libc/compilers/common/ctime.c +++ b/components/libc/compilers/common/ctime.c @@ -480,7 +480,16 @@ int gettimeofday(struct timeval *tv, struct timezone *tz) tv->tv_usec = 0; if (_control_rtc(RT_DEVICE_CTRL_RTC_GET_TIMEVAL, tv) == RT_EOK) + { return 0; + } + else + { + if (_control_rtc(RT_DEVICE_CTRL_RTC_GET_TIME, (void *)&tv->tv_sec) == RT_EOK) + { + return 0; + } + } } rt_set_errno(EINVAL); @@ -498,7 +507,16 @@ int settimeofday(const struct timeval *tv, const struct timezone *tz) if (tv != RT_NULL && (long)tv->tv_usec >= 0 && (long)tv->tv_sec >= 0) { if (_control_rtc(RT_DEVICE_CTRL_RTC_SET_TIMEVAL, (void *)tv) == RT_EOK) + { return 0; + } + else + { + if (_control_rtc(RT_DEVICE_CTRL_RTC_SET_TIME, (void *)&tv->tv_sec) == RT_EOK) + { + return 0; + } + } } rt_set_errno(EINVAL);