| /* Copyright 2015 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. |
| ==============================================================================*/ |
| |
| #include "tensorflow/stream_executor/lib/process_state.h" |
| |
| #if defined(PLATFORM_WINDOWS) |
| #include <direct.h> |
| #include <stdlib.h> |
| #include <WinSock2.h> |
| #else |
| #include <errno.h> |
| #include <unistd.h> |
| #endif |
| |
| #include <memory> |
| |
| namespace stream_executor { |
| namespace port { |
| |
| std::string Hostname() { |
| char hostname[1024]; |
| gethostname(hostname, sizeof hostname); |
| hostname[sizeof hostname - 1] = 0; |
| return std::string(hostname); |
| } |
| |
| bool GetCurrentDirectory(std::string* dir) { |
| size_t len = 128; |
| std::unique_ptr<char[]> a(new char[len]); |
| for (;;) { |
| char* p = getcwd(a.get(), len); |
| if (p != nullptr) { |
| *dir = p; |
| return true; |
| } else if (errno == ERANGE) { |
| len += len; |
| a.reset(new char[len]); |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| } // namespace port |
| } // namespace stream_executor |