1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef _LIBCPP___EXCEPTION_OPERATIONS_H 10 #define _LIBCPP___EXCEPTION_OPERATIONS_H 11 12 #include <__config> 13 #include <cstddef> 14 15 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 16 # pragma GCC system_header 17 #endif 18 19 namespace std { // purposefully not using versioning namespace 20 #if _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_UNEXPECTED_FUNCTIONS) || \ 21 defined(_LIBCPP_BUILDING_LIBRARY) 22 using unexpected_handler = void (*)(); 23 _LIBCPP_EXPORTED_FROM_ABI unexpected_handler set_unexpected(unexpected_handler) _NOEXCEPT; 24 _LIBCPP_EXPORTED_FROM_ABI unexpected_handler get_unexpected() _NOEXCEPT; 25 _LIBCPP_NORETURN _LIBCPP_EXPORTED_FROM_ABI void unexpected(); 26 #endif 27 28 using terminate_handler = void (*)(); 29 _LIBCPP_EXPORTED_FROM_ABI terminate_handler set_terminate(terminate_handler) _NOEXCEPT; 30 _LIBCPP_EXPORTED_FROM_ABI terminate_handler get_terminate() _NOEXCEPT; 31 32 _LIBCPP_EXPORTED_FROM_ABI bool uncaught_exception() _NOEXCEPT; 33 _LIBCPP_EXPORTED_FROM_ABI int uncaught_exceptions() _NOEXCEPT; 34 35 class _LIBCPP_EXPORTED_FROM_ABI exception_ptr; 36 37 _LIBCPP_EXPORTED_FROM_ABI exception_ptr current_exception() _NOEXCEPT; 38 _LIBCPP_NORETURN _LIBCPP_EXPORTED_FROM_ABI void rethrow_exception(exception_ptr); 39 } // namespace std 40 41 #endif // _LIBCPP___EXCEPTION_OPERATIONS_H 42