1/* Copyright 2019 The TensorFlow Authors. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15
16#ifndef TENSORFLOW_CORE_FRAMEWORK_LOGGING_H_
17#define TENSORFLOW_CORE_FRAMEWORK_LOGGING_H_
18
19#include <string>
20
21namespace tensorflow {
22
23namespace logging {
24
25// Register a listener method to call on any printed messages.
26// Returns true if it is successfully registered.
27bool RegisterListener(void (*listener)(const char*));
28
29// Log string to active listeners. Returns true if any listeners were
30// registered.
31bool LogToListeners(std::string msg, std::string end = "\n");
32
33} // namespace logging
34
35} // namespace tensorflow
36
37#endif // TENSORFLOW_CORE_FRAMEWORK_LOGGING_H_
38