chromium/third_party/abseil-cpp/absl/time/internal/cctz/src/time_zone_impl.cc

// Copyright 2016 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//   https://www.apache.org/licenses/LICENSE-2.0
//
//   Unless required by applicable law or agreed to in writing, software
//   distributed under the License is distributed on an "AS IS" BASIS,
//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//   See the License for the specific language governing permissions and
//   limitations under the License.

#include "time_zone_impl.h"

#include <deque>
#include <memory>
#include <mutex>
#include <string>
#include <unordered_map>
#include <utility>

#include "absl/base/config.h"
#include "time_zone_fixed.h"

namespace absl {
ABSL_NAMESPACE_BEGIN
namespace time_internal {
namespace cctz {

namespace {

// time_zone::Impls are linked into a map to support fast lookup by name.
TimeZoneImplByName;
TimeZoneImplByName* time_zone_map = …;

// Mutual exclusion for time_zone_map.
std::mutex& TimeZoneMutex() { … }

}  // namespace

time_zone time_zone::Impl::UTC() { … }

bool time_zone::Impl::LoadTimeZone(const std::string& name, time_zone* tz) { … }

void time_zone::Impl::ClearTimeZoneMapTestOnly() { … }

time_zone::Impl::Impl() : … { … }

time_zone::Impl::Impl(const std::string& name)
    : … { … }

const time_zone::Impl* time_zone::Impl::UTCImpl() { … }

}  // namespace cctz
}  // namespace time_internal
ABSL_NAMESPACE_END
}  // namespace absl