1 /* Copyright 2017 The TensorFlow Authors. All Rights Reserved. 2 3 Licensed under the Apache License, Version 2.0 (the "License"); 4 you may not use this file except in compliance with the License. 5 You may obtain a copy of the License at 6 7 http://www.apache.org/licenses/LICENSE-2.0 8 9 Unless required by applicable law or agreed to in writing, software 10 distributed under the License is distributed on an "AS IS" BASIS, 11 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 See the License for the specific language governing permissions and 13 limitations under the License. 14 ==============================================================================*/ 15 16 #include "tensorflow/core/platform/abi.h" 17 18 #if defined(PLATFORM_WINDOWS) 19 #include <windows.h> 20 #include <cstring> 21 #else 22 #include <cxxabi.h> 23 #include <cstdlib> 24 #endif 25 26 #include <memory> 27 #include <string> 28 29 #if defined(PLATFORM_WINDOWS) 30 31 extern "C" char* __unDName(char* output_string, const char* name, 32 int max_string_length, void* (*p_alloc)(std::size_t), 33 void (*p_free)(void*), unsigned short disable_flags); 34 35 #endif // defined(PLATFORM_WINDOWS) 36 37 namespace tensorflow { 38 namespace port { 39 40 std::string MaybeAbiDemangle(const char* name) { 41 #if defined(PLATFORM_WINDOWS) 42 std::unique_ptr<char> demangled{__unDName(nullptr, name, 0, std::malloc, 43 std::free, 44 static_cast<unsigned short>(0))}; 45 46 return std::string(demangled.get() != nullptr ? demangled.get() : name); 47 #else 48 int status = 0; 49 std::unique_ptr<char, void (*)(void*)> res{ 50 abi::__cxa_demangle(name, nullptr, nullptr, &status), std::free}; 51 return (status == 0) ? res.get() : name; 52 #endif 53 } 54 55 } // namespace port 56 } // namespace tensorflow 57