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#pragma once
#include "macros_and_utils.hpp"
#include "uniquekey.hpp"
// #################################################################################################
// Lane cancellation request modes
enum class [[nodiscard]] CancelRequest : uint8_t
{
None, // no pending cancel request
Soft, // user wants the lane to cancel itself manually on cancel_test()
Hard // user wants the lane to be interrupted (meaning code won't return from those functions) from inside linda:send/receive calls
};
struct [[nodiscard]] CancelOp
{
CancelRequest mode;
LuaHookMask hookMask;
};
enum class [[nodiscard]] CancelResult : uint8_t
{
Timeout,
Cancelled
};
// xxh64 of string "kCancelError" generated at https://www.pelock.com/products/hash-calculator
static constexpr UniqueKey kCancelError{ 0x0630345FEF912746ull, "lanes.cancel_error" }; // 'raise_cancel_error' sentinel
// #################################################################################################
[[nodiscard]]
CancelRequest CheckCancelRequest(lua_State* L_);
// #################################################################################################
[[noreturn]]
static inline void raise_cancel_error(lua_State* const L_)
{
STACK_GROW(L_, 1);
kCancelError.pushKey(L_); // special error value
raise_lua_error(L_);
}
// #################################################################################################
LUAG_FUNC(cancel_test);
LUAG_FUNC(lane_cancel);
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