operations.h 1.6 KB

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  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. #ifndef _LIBCPP___EXCEPTION_OPERATIONS_H
  9. #define _LIBCPP___EXCEPTION_OPERATIONS_H
  10. #include <__config>
  11. #include <cstddef>
  12. #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
  13. # pragma GCC system_header
  14. #endif
  15. namespace std { // purposefully not using versioning namespace
  16. #if _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_UNEXPECTED_FUNCTIONS) || \
  17. defined(_LIBCPP_BUILDING_LIBRARY)
  18. using unexpected_handler = void (*)();
  19. _LIBCPP_EXPORTED_FROM_ABI unexpected_handler set_unexpected(unexpected_handler) _NOEXCEPT;
  20. _LIBCPP_EXPORTED_FROM_ABI unexpected_handler get_unexpected() _NOEXCEPT;
  21. _LIBCPP_NORETURN _LIBCPP_EXPORTED_FROM_ABI void unexpected();
  22. #endif
  23. using terminate_handler = void (*)();
  24. _LIBCPP_EXPORTED_FROM_ABI terminate_handler set_terminate(terminate_handler) _NOEXCEPT;
  25. _LIBCPP_EXPORTED_FROM_ABI terminate_handler get_terminate() _NOEXCEPT;
  26. _LIBCPP_EXPORTED_FROM_ABI bool uncaught_exception() _NOEXCEPT;
  27. _LIBCPP_EXPORTED_FROM_ABI int uncaught_exceptions() _NOEXCEPT;
  28. class _LIBCPP_EXPORTED_FROM_ABI exception_ptr;
  29. _LIBCPP_EXPORTED_FROM_ABI exception_ptr current_exception() _NOEXCEPT;
  30. _LIBCPP_NORETURN _LIBCPP_EXPORTED_FROM_ABI void rethrow_exception(exception_ptr);
  31. } // namespace std
  32. #endif // _LIBCPP___EXCEPTION_OPERATIONS_H