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// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_ABI_MICROSOFT
# error this header can only be used when targeting the MSVC ABI
#endif
#include <stdio.h>
#include <stdlib.h>
extern "C" {
typedef void(__cdecl* terminate_handler)();
_LIBCPP_CRT_FUNC terminate_handler __cdecl set_terminate(terminate_handler _NewTerminateHandler) throw();
_LIBCPP_CRT_FUNC terminate_handler __cdecl _get_terminate();
typedef void(__cdecl* unexpected_handler)();
unexpected_handler __cdecl set_unexpected(unexpected_handler _NewUnexpectedHandler) throw();
unexpected_handler __cdecl _get_unexpected();
int __cdecl __uncaught_exceptions();
}
namespace std {
unexpected_handler set_unexpected(unexpected_handler func) noexcept { return ::set_unexpected(func); }
unexpected_handler get_unexpected() noexcept { return ::_get_unexpected(); }
_LIBCPP_NORETURN void unexpected() {
(*get_unexpected())();
// unexpected handler should not return
terminate();
}
terminate_handler set_terminate(terminate_handler func) noexcept { return ::set_terminate(func); }
terminate_handler get_terminate() noexcept { return ::_get_terminate(); }
_LIBCPP_NORETURN void terminate() noexcept {
#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
try {
#endif // _LIBCPP_HAS_NO_EXCEPTIONS
(*get_terminate())();
// handler should not return
fprintf(stderr, "terminate_handler unexpectedly returned\n");
::abort();
#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
} catch (...) {
// handler should not throw exception
fprintf(stderr, "terminate_handler unexpectedly threw an exception\n");
::abort();
}
#endif // _LIBCPP_HAS_NO_EXCEPTIONS
}
bool uncaught_exception() noexcept { return uncaught_exceptions() > 0; }
int uncaught_exceptions() noexcept { return __uncaught_exceptions(); }
#if !defined(_LIBCPP_ABI_VCRUNTIME)
bad_cast::bad_cast() noexcept {}
bad_cast::~bad_cast() noexcept {}
const char* bad_cast::what() const noexcept { return "std::bad_cast"; }
bad_typeid::bad_typeid() noexcept {}
bad_typeid::~bad_typeid() noexcept {}
const char* bad_typeid::what() const noexcept { return "std::bad_typeid"; }
exception::~exception() noexcept {}
const char* exception::what() const noexcept { return "std::exception"; }
bad_exception::~bad_exception() noexcept {}
const char* bad_exception::what() const noexcept { return "std::bad_exception"; }
bad_alloc::bad_alloc() noexcept {}
bad_alloc::~bad_alloc() noexcept {}
const char* bad_alloc::what() const noexcept { return "std::bad_alloc"; }
bad_array_new_length::bad_array_new_length() noexcept {}
bad_array_new_length::~bad_array_new_length() noexcept {}
const char* bad_array_new_length::what() const noexcept { return "bad_array_new_length"; }
#endif // !_LIBCPP_ABI_VCRUNTIME
} // namespace std
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