1 | // Copyright (c) 2019-2023, The Khronos Group Inc. |
2 | // |
3 | // SPDX-License-Identifier: Apache-2.0 OR MIT |
4 | // |
5 | // Initial Author: Ryan Pavlik <ryan.pavlik@collabora.com> |
6 | // |
7 | // Provides protection for C ABI functions if standard library functions may throw. |
8 | |
9 | #pragma once |
10 | |
11 | #ifdef OPENXR_HAVE_COMMON_CONFIG |
12 | #include "common_config.h" |
13 | #endif // OPENXR_HAVE_COMMON_CONFIG |
14 | |
15 | #ifdef XRLOADER_DISABLE_EXCEPTION_HANDLING |
16 | |
17 | #define XRLOADER_ABI_TRY |
18 | #define XRLOADER_ABI_CATCH_BAD_ALLOC_OOM |
19 | #define XRLOADER_ABI_CATCH_FALLBACK |
20 | |
21 | #else |
22 | |
23 | #include <stdexcept> |
24 | #define XRLOADER_ABI_TRY try |
25 | #define XRLOADER_ABI_CATCH_BAD_ALLOC_OOM \ |
26 | catch (const std::bad_alloc&) { \ |
27 | LoaderLogger::LogErrorMessage("", "failed allocating memory"); \ |
28 | return XR_ERROR_OUT_OF_MEMORY; \ |
29 | } |
30 | #define XRLOADER_ABI_CATCH_FALLBACK \ |
31 | catch (const std::exception& e) { \ |
32 | LoaderLogger::LogErrorMessage("", "Unknown failure: " + std::string(e.what())); \ |
33 | return XR_ERROR_RUNTIME_FAILURE; \ |
34 | } \ |
35 | catch (...) { \ |
36 | LoaderLogger::LogErrorMessage("", "Unknown failure"); \ |
37 | return XR_ERROR_RUNTIME_FAILURE; \ |
38 | } |
39 | |
40 | #endif |
41 | |