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libc/localtime: fix the timezone error caused by minor error

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align: https://github.com/eggert/tz/blob/main/localtime.c

correct timeone in test:

server> timedatectl set-timezone Pacific/Auckland
server> timedatectl
      TimeZone: NZDT, 46800
    Local time: Sat, Oct 21 21:47:34 2023 NZDT
Universal time: Sat, Oct 21 08:47:34 2023 UTC
      RTC time: Sat, Oct 21 08:47:35 2023

error timezone:

server> timedatectl set-timezone Pacific/Auckland
server> timedatectl
      TimeZone: NZST, 43200
    Local time: Sat, Oct 21 20:52:27 2023 NZST
Universal time: Sat, Oct 21 08:52:27 2023 UTC
      RTC time: Sat, Oct 21 08:52:27 2023

Signed-off-by: dongjiuzhu1 <dongjiuzhu1@xiaomi.com>
This commit is contained in:
dongjiuzhu1 2023-10-23 14:26:08 +08:00 • committed by Xiang Xiao
parent 3d78859737
commit fbd6484532
1 changed files with 5 additions and 1 deletions
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6
libs/libc/time/lib_localtime.c
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@ -812,6 +812,10 @@ static int tzload(FAR const char *name,
*/
memset(&sp->chars[i], 0, CHARS_EXTRA);
/* Read leap seconds, discarding those out of time_t range. */
leapcnt = 0;
for (i = 0; i < sp->leapcnt; ++i)
{
int_fast64_t tr = stored == 4 ? detzcode(p) : detzcode64(p);
@ -1717,7 +1721,7 @@ static int tzparse(FAR const char *name, FAR struct state_s *sp,
janoffset + endtime) &&
atlo <= sp->ats[timecnt])
{
sp->types[timecnt++] = !reversed;
sp->types[timecnt++] = reversed;
}
}