| /* Copyright 2016 The TensorFlow Authors. 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 |
| |
| http://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. |
| ==============================================================================*/ |
| |
| #ifndef TENSORFLOW_CORE_PLATFORM_SUBPROCESS_H_ |
| #define TENSORFLOW_CORE_PLATFORM_SUBPROCESS_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| namespace tensorflow { |
| |
| // Channel identifiers. |
| enum Channel { |
| CHAN_STDIN = 0, |
| CHAN_STDOUT = 1, |
| CHAN_STDERR = 2, |
| }; |
| |
| // Specify how a channel is handled. |
| enum ChannelAction { |
| // Close the file descriptor when the process starts. |
| // This is the default behavior. |
| ACTION_CLOSE, |
| |
| // Make a pipe to the channel. It is used in the Communicate() method to |
| // transfer data between the parent and child processes. |
| ACTION_PIPE, |
| |
| // Duplicate the parent's file descriptor. Useful if stdout/stderr should |
| // go to the same place that the parent writes it. |
| ACTION_DUPPARENT, |
| }; |
| |
| // Supports spawning and killing child processes. |
| class SubProcess; |
| |
| // Returns an object that represents a child process that will be |
| // launched with the given command-line arguments `argv`. The process |
| // must be explicitly started by calling the Start() method on the |
| // returned object. |
| std::unique_ptr<SubProcess> CreateSubProcess(const std::vector<string>& argv); |
| |
| } // namespace tensorflow |
| |
| #include "tensorflow/core/platform/platform.h" |
| |
| #if defined(PLATFORM_GOOGLE) |
| #include "tensorflow/core/platform/google/subprocess.h" |
| #elif defined(PLATFORM_POSIX) || defined(PLATFORM_POSIX_ANDROID) || \ |
| defined(PLATFORM_GOOGLE_ANDROID) |
| #include "tensorflow/core/platform/posix/subprocess.h" |
| #elif defined(PLATFORM_WINDOWS) |
| #include "tensorflow/core/platform/windows/subprocess.h" |
| #else |
| #error Define the appropriate PLATFORM_<foo> macro for this platform |
| #endif |
| |
| #endif // TENSORFLOW_CORE_PLATFORM_SUBPROCESS_H_ |