[libc][time] add LOG_W to give a warning when RTC device is not used

This commit is contained in:
Meco Man 2021-03-26 17:36:43 +08:00
parent 8fccef5894
commit 0ec2a5f782
1 changed files with 4 additions and 1 deletions

View File

@ -21,6 +21,7 @@
#include <sys/time.h> #include <sys/time.h>
#include <rtthread.h> #include <rtthread.h>
#include <rtdbg.h>
#ifdef RT_USING_DEVICE #ifdef RT_USING_DEVICE
#include <rtdevice.h> #include <rtdevice.h>
#endif #endif
@ -219,6 +220,7 @@ RT_WEAK time_t time(time_t *t)
if(time_now == (time_t)-1) if(time_now == (time_t)-1)
{ {
LOG_W("Cannot find a RTC device to provide time!");
errno = ENOSYS; errno = ENOSYS;
} }
@ -246,12 +248,13 @@ int stime(const time_t *t)
} }
else else
{ {
LOG_W("Cannot find a RTC device to provide time!");
errno = ENOSYS; errno = ENOSYS;
return -1; return -1;
} }
return 0; return 0;
#else #else
LOG_W("Cannot find a RTC device to provide time!");
errno = ENOSYS; errno = ENOSYS;
return -1; return -1;
#endif /* RT_USING_RTC */ #endif /* RT_USING_RTC */