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(_MSC_VER)
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(_MSC_VER)
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(_MSC_VER)
36
37 namespace tensorflow {
38 namespace port {
39
MaybeAbiDemangle(const char * name)40 string MaybeAbiDemangle(const char* name) {
41 #if defined(_MSC_VER)
42 std::unique_ptr<char> demangled{__unDName(nullptr, name, 0, std::malloc,
43 std::free,
44 static_cast<unsigned short>(0))};
45
46 return 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