xref: /freebsd-src/contrib/llvm-project/libcxx/include/__exception/operations.h (revision 06c3fb2749bda94cb5201f81ffdb8fa6c3161b2e)
1*06c3fb27SDimitry Andric //===----------------------------------------------------------------------===//
2*06c3fb27SDimitry Andric //
3*06c3fb27SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*06c3fb27SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*06c3fb27SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*06c3fb27SDimitry Andric //
7*06c3fb27SDimitry Andric //===----------------------------------------------------------------------===//
8*06c3fb27SDimitry Andric 
9*06c3fb27SDimitry Andric #ifndef _LIBCPP___EXCEPTION_OPERATIONS_H
10*06c3fb27SDimitry Andric #define _LIBCPP___EXCEPTION_OPERATIONS_H
11*06c3fb27SDimitry Andric 
12*06c3fb27SDimitry Andric #include <__availability>
13*06c3fb27SDimitry Andric #include <__config>
14*06c3fb27SDimitry Andric #include <cstddef>
15*06c3fb27SDimitry Andric 
16*06c3fb27SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
17*06c3fb27SDimitry Andric #  pragma GCC system_header
18*06c3fb27SDimitry Andric #endif
19*06c3fb27SDimitry Andric 
20*06c3fb27SDimitry Andric namespace std { // purposefully not using versioning namespace
21*06c3fb27SDimitry Andric #if _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_UNEXPECTED_FUNCTIONS) ||                             \
22*06c3fb27SDimitry Andric     defined(_LIBCPP_BUILDING_LIBRARY)
23*06c3fb27SDimitry Andric using unexpected_handler = void (*)();
24*06c3fb27SDimitry Andric _LIBCPP_EXPORTED_FROM_ABI unexpected_handler set_unexpected(unexpected_handler) _NOEXCEPT;
25*06c3fb27SDimitry Andric _LIBCPP_EXPORTED_FROM_ABI unexpected_handler get_unexpected() _NOEXCEPT;
26*06c3fb27SDimitry Andric _LIBCPP_NORETURN _LIBCPP_EXPORTED_FROM_ABI void unexpected();
27*06c3fb27SDimitry Andric #endif
28*06c3fb27SDimitry Andric 
29*06c3fb27SDimitry Andric using terminate_handler = void (*)();
30*06c3fb27SDimitry Andric _LIBCPP_EXPORTED_FROM_ABI terminate_handler set_terminate(terminate_handler) _NOEXCEPT;
31*06c3fb27SDimitry Andric _LIBCPP_EXPORTED_FROM_ABI terminate_handler get_terminate() _NOEXCEPT;
32*06c3fb27SDimitry Andric 
33*06c3fb27SDimitry Andric _LIBCPP_EXPORTED_FROM_ABI bool uncaught_exception() _NOEXCEPT;
34*06c3fb27SDimitry Andric _LIBCPP_EXPORTED_FROM_ABI _LIBCPP_AVAILABILITY_UNCAUGHT_EXCEPTIONS int uncaught_exceptions() _NOEXCEPT;
35*06c3fb27SDimitry Andric 
36*06c3fb27SDimitry Andric class _LIBCPP_EXPORTED_FROM_ABI exception_ptr;
37*06c3fb27SDimitry Andric 
38*06c3fb27SDimitry Andric _LIBCPP_EXPORTED_FROM_ABI exception_ptr current_exception() _NOEXCEPT;
39*06c3fb27SDimitry Andric _LIBCPP_NORETURN _LIBCPP_EXPORTED_FROM_ABI void rethrow_exception(exception_ptr);
40*06c3fb27SDimitry Andric } // namespace std
41*06c3fb27SDimitry Andric 
42*06c3fb27SDimitry Andric #endif // _LIBCPP___EXCEPTION_OPERATIONS_H
43