tz_content_manager: Detect system time zone

Uses C++20 tzdb to determine the system timezone. The switch uses the
597 posix time zones, so this needs tests if the system time zone isn't
posix-compliant.
This commit is contained in:
lat9nq 2023-05-21 00:36:58 -04:00
parent e6fce1cbbd
commit c378cbbc2d

View file

@ -1,6 +1,7 @@
// SPDX-FileCopyrightText: Copyright 2019 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <chrono>
#include <sstream>
#include "common/logging/log.h"
@ -12,7 +13,11 @@
#include "core/file_sys/registered_cache.h"
#include "core/file_sys/romfs.h"
#include "core/file_sys/system_archive/system_archive.h"
#include "core/file_sys/vfs.h"
#include "core/file_sys/vfs_types.h"
#include "core/hle/result.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/hle/service/time/errors.h"
#include "core/hle/service/time/time_manager.h"
#include "core/hle/service/time/time_zone_content_manager.h"
@ -73,7 +78,12 @@ TimeZoneContentManager::TimeZoneContentManager(Core::System& system_)
void TimeZoneContentManager::Initialize(TimeManager& time_manager) {
std::string location_name;
const auto timezone_setting = Settings::GetTimeZoneString();
if (timezone_setting == "auto" || timezone_setting == "default") {
if (timezone_setting == "auto") {
const struct std::chrono::tzdb& time_zone_data = std::chrono::get_tzdb();
const std::chrono::time_zone* current_zone = time_zone_data.current_zone();
std::string_view current_zone_name = current_zone->name();
location_name = current_zone_name;
} else if (timezone_setting == "default") {
location_name = Common::TimeZone::GetDefaultTimeZone();
} else {
location_name = timezone_setting;