Revert "common/time_zone: Simplify GetOsTimeZoneOffset()"

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bunnei 2020-08-19 18:27:31 -04:00 committed by GitHub
parent b1fa647f28
commit acbae572d3
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@ -3,9 +3,8 @@
// Refer to the license.txt file included.
#include <chrono>
#include <ctime>
#include <fmt/chrono.h>
#include <iomanip>
#include <sstream>
#include "common/logging/log.h"
#include "common/time_zone.h"
@ -17,8 +16,13 @@ std::string GetDefaultTimeZone() {
}
static std::string GetOsTimeZoneOffset() {
// Get the current timezone offset, e.g. "-400", as a string
return fmt::format("%z", fmt::localtime(std::time(nullptr)));
const std::time_t t{std::time(nullptr)};
const std::tm tm{*std::localtime(&t)};
std::stringstream ss;
ss << std::put_time(&tm, "%z"); // Get the current timezone offset, e.g. "-400", as a string
return ss.str();
}
static int ConvertOsTimeZoneOffsetToInt(const std::string& timezone) {