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AP_RTC: use gmtime_r() instead of gmtime() 

using gmtime_r makes gmtime thread safe
This commit is contained in:
Andrew Tridgell 2024-02-07 09:32:49 +11:00
parent 476587adf1
commit 052ce823ba
1 changed files with 4 additions and 2 deletions
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6
libraries/AP_RTC/AP_RTC.cpp
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@ -111,7 +111,8 @@ void AP_RTC::clock_ms_to_hms_fields(const uint64_t time_ms, uint8_t &hour, uint8
bool AP_RTC::clock_s_to_date_fields(const uint32_t utc_sec32, uint16_t& year, uint8_t& month, uint8_t& day, uint8_t &hour, uint8_t &min, uint8_t &sec, uint8_t &wday) const
{
const time_t utc_sec = utc_sec32;
struct tm* tm = gmtime(&utc_sec);
struct tm tmd {};
struct tm* tm = gmtime_r(&utc_sec, &tmd);
if (tm == nullptr) {
return false;
}
@ -284,7 +285,8 @@ bool AP_RTC::get_date_and_time_utc(uint16_t& year, uint8_t& month, uint8_t& day,
return false;
}
time_t utc_sec = time_us / (1000U * 1000U);
struct tm* tm = gmtime(&utc_sec);
struct tm tmd {};
struct tm* tm = gmtime_r(&utc_sec, &tmd);
if (tm == nullptr) {
return false;
}