hook.h

Go to the documentation of this file.

#pragma once

#include <atomic>

#include "stx/panic.h"


STX_BEGIN_NAMESPACE

#if defined(STX_VISIBLE_PANIC_HOOK)
constexpr bool kPanicHookVisible = true;
#else
constexpr bool kPanicHookVisible = false;
#endif

// multiple threads can try to modify/read the hook at once.
using PanicHook = decltype(panic_handler)*;
using AtomicPanicHook = std::atomic<PanicHook>;

namespace this_thread {

[[nodiscard]] STX_EXPORT bool is_panicking() noexcept;
}  // namespace this_thread

[[nodiscard]] STX_EXPORT bool panic_hook_visible() noexcept;

[[nodiscard]]
#if defined(STX_VISIBLE_PANIC_HOOK)
STX_EXPORT
#else
STX_LOCAL
#endif

    bool
    attach_panic_hook(PanicHook hook) noexcept;

[[nodiscard]]
#if defined(STX_VISIBLE_PANIC_HOOK)
STX_EXPORT
#else
STX_LOCAL
#endif

    bool
    take_panic_hook(PanicHook* hook) noexcept;

STX_END_NAMESPACE