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use localtime_r instead of gmtime to get timezone

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on fatfs
This commit is contained in:
Luc 2017-09-30 21:44:35 +08:00
parent e6afe28baf
commit 6e0f054884
1 changed files with 8 additions and 7 deletions
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15
components/fatfs/src/diskio.c
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@ -80,12 +80,13 @@ DRESULT ff_disk_ioctl (BYTE pdrv, BYTE cmd, void* buff)
DWORD get_fattime(void)
{
time_t t = time(NULL);
struct tm *tmr = gmtime(&t);
int year = tmr->tm_year < 80 ? 0 : tmr->tm_year - 80;
struct tm tmr;
localtime_r(&t, &tmr);
int year = tmr.tm_year < 80 ? 0 : tmr.tm_year - 80;
return ((DWORD)(year) << 25)
| ((DWORD)(tmr->tm_mon + 1) << 21)
| ((DWORD)tmr->tm_mday << 16)
| (WORD)(tmr->tm_hour << 11)
| (WORD)(tmr->tm_min << 5)
| (WORD)(tmr->tm_sec >> 1);
| ((DWORD)(tmr.tm_mon + 1) << 21)
| ((DWORD)tmr.tm_mday << 16)
| (WORD)(tmr.tm_hour << 11)
| (WORD)(tmr.tm_min << 5)
| (WORD)(tmr.tm_sec >> 1);
}