| // 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. | |
| // | |
| // ----------------------------------------------------------------------------- | |
| // File: log/internal/log_sink_set.h | |
| // ----------------------------------------------------------------------------- | |
| namespace absl { | |
| ABSL_NAMESPACE_BEGIN | |
| namespace log_internal { | |
| // Returns true if a globally-registered `LogSink`'s `Send()` is currently | |
| // being invoked on this thread. | |
| bool ThreadIsLoggingToLogSink(); | |
| // This function may log to two sets of sinks: | |
| // | |
| // * If `extra_sinks_only` is true, it will dispatch only to `extra_sinks`. | |
| // `LogMessage::ToSinkAlso` and `LogMessage::ToSinkOnly` are used to attach | |
| // extra sinks to the entry. | |
| // * Otherwise it will also log to the global sinks set. This set is managed | |
| // by `absl::AddLogSink` and `absl::RemoveLogSink`. | |
| void LogToSinks(const absl::LogEntry& entry, | |
| absl::Span<absl::LogSink*> extra_sinks, bool extra_sinks_only); | |
| // Implementation for operations with log sink set. | |
| void AddLogSink(absl::LogSink* sink); | |
| void RemoveLogSink(absl::LogSink* sink); | |
| void FlushLogSinks(); | |
| } // namespace log_internal | |
| ABSL_NAMESPACE_END | |
| } // namespace absl | |