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error_impl.cpp
1 /**
2 * Copyright (c) 2015-present, Facebook, Inc.
3 * All rights reserved.
4 *
5 * This source code is licensed under the BSD+Patents license found in the
6 * LICENSE file in the root directory of this source tree.
7 */
8
9 // Copyright 2004-present Facebook. All Rights Reserved.
10 // -*- c++ -*-
11
12 #include "error_c.h"
13 #include "error_impl.h"
14 #include "FaissException.h"
15 #include <exception>
16
17 thread_local std::exception_ptr faiss_last_exception;
18
19 const char* faiss_get_last_error() {
20 if (faiss_last_exception) {
21 try {
22 std::rethrow_exception(faiss_last_exception);
23 } catch (std::exception& e) {
24 return e.what();
25 }
26 }
27 return nullptr;
28 }