58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
/* Copyright 2015 The TensorFlow Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#include "tensorflow/stream_executor/lib/process_state.h"
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#if defined(PLATFORM_WINDOWS)
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#include <direct.h>
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#include <stdlib.h>
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#include <WinSock2.h>
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#else
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#include <errno.h>
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#include <unistd.h>
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#endif
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#include <memory>
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namespace stream_executor {
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namespace port {
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std::string Hostname() {
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char hostname[1024];
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gethostname(hostname, sizeof hostname);
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hostname[sizeof hostname - 1] = 0;
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return std::string(hostname);
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}
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bool GetCurrentDirectory(std::string* dir) {
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size_t len = 128;
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std::unique_ptr<char[]> a(new char[len]);
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for (;;) {
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char* p = getcwd(a.get(), len);
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if (p != nullptr) {
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*dir = p;
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return true;
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} else if (errno == ERANGE) {
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len += len;
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a.reset(new char[len]);
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} else {
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return false;
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}
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}
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}
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} // namespace port
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} // namespace stream_executor
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