chromium/third_party/abseil-cpp/absl/log/internal/conditions.cc

// Copyright 2022 The Abseil Authors.
//
// 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 "absl/log/internal/conditions.h"

#include <atomic>
#include <cstdint>

#include "absl/base/config.h"
#include "absl/base/internal/cycleclock.h"

namespace absl {
ABSL_NAMESPACE_BEGIN
namespace log_internal {
namespace {

// The following code behaves like AtomicStatsCounter::LossyAdd() for
// speed since it is fine to lose occasional updates.
// Returns old value of *counter.
uint32_t LossyIncrement(std::atomic<uint32_t>* counter) { … }

}  // namespace

bool LogEveryNState::ShouldLog(int n) { … }

bool LogFirstNState::ShouldLog(int n) { … }

bool LogEveryPow2State::ShouldLog() { … }

bool LogEveryNSecState::ShouldLog(double seconds) { … }

}  // namespace log_internal
ABSL_NAMESPACE_END
}  // namespace absl