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[TD-13772]<fix>: redefine timezone api.

This commit is contained in:
afwerar 2022-03-18 18:17:49 +08:00
parent 8b89657853
commit d65edaadf7
1 changed files with 21 additions and 7 deletions
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28
source/os/src/osTimezone.c
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@ -48,16 +48,11 @@
void taosSetSystemTimezone(const char *inTimezone, char *outTimezone, int8_t *outDaylight) {
if (inTimezone == NULL || inTimezone[0] == 0) return;
#ifdef WINDOWS
#if defined(_TD_WINDOWS_64) || defined(_TD_WINDOWS_32)
char winStr[TD_LOCALE_LEN * 2];
sprintf(winStr, "TZ=%s", inTimezone);
putenv(winStr);
#else
setenv("TZ", inTimezone, 1);
#endif
tzset();
/*
* get CURRENT time zone.
* system current time zone is affected by daylight saving time(DST)
*
@ -75,15 +70,34 @@ void taosSetSystemTimezone(const char *inTimezone, char *outTimezone, int8_t *ou
int32_t tz = (int32_t)((-timezone * MILLISECOND_PER_SECOND) / MILLISECOND_PER_HOUR);
tz += daylight;
/*
* format:
* (CST, +0800)
* (BST, +0100)
*/
sprintf(outTimezone, "(%s, %s%02d00)", tzname[daylight], tz >= 0 ? "+" : "-", abs(tz));
*outDaylight = daylight;
#elif defined(_TD_DARWIN_64)
setenv("TZ", inTimezone, 1);
tzset();
int32_t tz = (int32_t)((-timezone * MILLISECOND_PER_SECOND) / MILLISECOND_PER_HOUR);
tz += daylight;
sprintf(outTimezone, "(%s, %s%02d00)", tzname[daylight], tz >= 0 ? "+" : "-", abs(tz));
*outDaylight = daylight;
#else
setenv("TZ", inTimezone, 1);
tzset();
int32_t tz = (int32_t)((-timezone * MILLISECOND_PER_SECOND) / MILLISECOND_PER_HOUR);
tz += daylight;
sprintf(outTimezone, "(%s, %s%02d00)", tzname[daylight], tz >= 0 ? "+" : "-", abs(tz));
*outDaylight = daylight;
#endif
}
void taosGetSystemTimezone(char *outTimezone) {