mirror of
https://github.com/ziglang/zig.git
synced 2024-12-03 10:28:48 +00:00
58 lines
2.5 KiB
C++
Vendored
58 lines
2.5 KiB
C++
Vendored
// -*- 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___VERBOSE_ABORT
|
|
#define _LIBCPP___VERBOSE_ABORT
|
|
|
|
#include <__availability>
|
|
#include <__config>
|
|
|
|
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
|
|
# pragma GCC system_header
|
|
#endif
|
|
|
|
_LIBCPP_BEGIN_NAMESPACE_STD
|
|
|
|
// This function should never be called directly from the code -- it should only be called through
|
|
// the _LIBCPP_VERBOSE_ABORT macro.
|
|
_LIBCPP_NORETURN _LIBCPP_OVERRIDABLE_FUNC_VIS _LIBCPP_ATTRIBUTE_FORMAT(__printf__, 1, 2)
|
|
void __libcpp_verbose_abort(const char *__format, ...);
|
|
|
|
// _LIBCPP_VERBOSE_ABORT(format, args...)
|
|
//
|
|
// This macro is used to abort the program abnormally while providing additional diagnostic information.
|
|
//
|
|
// The first argument is a printf-style format string, and the remaining arguments are values to format
|
|
// into the format-string. This macro can be customized by users to provide fine-grained control over
|
|
// how verbose termination is triggered.
|
|
//
|
|
// If the user does not supply their own version of the _LIBCPP_VERBOSE_ABORT macro, we pick the default
|
|
// behavior based on whether we know the built library we're running against provides support for the
|
|
// verbose termination handler or not. If it does, we call it. If it doesn't, we call __builtin_abort to
|
|
// make sure that the program terminates but without taking any complex dependencies in this header.
|
|
#if !defined(_LIBCPP_VERBOSE_ABORT)
|
|
|
|
// Support _LIBCPP_AVAILABILITY_CUSTOM_VERBOSE_ABORT_PROVIDED until LLVM 18, but tell people
|
|
// to move to customizing _LIBCPP_VERBOSE_ABORT instead.
|
|
# if defined(_LIBCPP_HAS_NO_VERBOSE_ABORT_IN_LIBRARY) && defined(_LIBCPP_AVAILABILITY_CUSTOM_VERBOSE_ABORT_PROVIDED)
|
|
# undef _LIBCPP_HAS_NO_VERBOSE_ABORT_IN_LIBRARY
|
|
# warning _LIBCPP_AVAILABILITY_CUSTOM_VERBOSE_ABORT_PROVIDED is deprecated, please customize _LIBCPP_VERBOSE_ABORT instead
|
|
# endif
|
|
|
|
# if defined(_LIBCPP_HAS_NO_VERBOSE_ABORT_IN_LIBRARY)
|
|
# define _LIBCPP_VERBOSE_ABORT(...) __builtin_abort()
|
|
# else
|
|
# define _LIBCPP_VERBOSE_ABORT(...) ::std::__libcpp_verbose_abort(__VA_ARGS__)
|
|
# endif
|
|
#endif // !defined(_LIBCPP_VERBOSE_ABORT)
|
|
|
|
_LIBCPP_END_NAMESPACE_STD
|
|
|
|
#endif // _LIBCPP___VERBOSE_ABORT
|