| #ifndef Py_INTERNAL_CEVAL_H |
| #define Py_INTERNAL_CEVAL_H |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #ifndef Py_BUILD_CORE |
| # error "this header requires Py_BUILD_CORE define" |
| #endif |
| |
| /* Forward declarations */ |
| struct pyruntimestate; |
| struct _ceval_runtime_state; |
| |
| /* WASI has limited call stack. Python's recursion limit depends on code |
| layout, optimization, and WASI runtime. Wasmtime can handle about 700-750 |
| recursions, sometimes less. 600 is a more conservative limit. */ |
| #ifndef Py_DEFAULT_RECURSION_LIMIT |
| # ifdef __wasi__ |
| # define Py_DEFAULT_RECURSION_LIMIT 600 |
| # else |
| # define Py_DEFAULT_RECURSION_LIMIT 1000 |
| # endif |
| #endif |
| |
| #include "pycore_interp.h" // PyInterpreterState.eval_frame |
| #include "pycore_pystate.h" // _PyThreadState_GET() |
| |
| |
| extern void _Py_FinishPendingCalls(PyThreadState *tstate); |
| extern void _PyEval_InitRuntimeState(struct _ceval_runtime_state *); |
| extern void _PyEval_InitState(struct _ceval_state *, PyThread_type_lock); |
| extern void _PyEval_FiniState(struct _ceval_state *ceval); |
| PyAPI_FUNC(void) _PyEval_SignalReceived(PyInterpreterState *interp); |
| PyAPI_FUNC(int) _PyEval_AddPendingCall( |
| PyInterpreterState *interp, |
| int (*func)(void *), |
| void *arg); |
| PyAPI_FUNC(void) _PyEval_SignalAsyncExc(PyInterpreterState *interp); |
| #ifdef HAVE_FORK |
| extern PyStatus _PyEval_ReInitThreads(PyThreadState *tstate); |
| #endif |
| |
| // Used by sys.call_tracing() |
| extern PyObject* _PyEval_CallTracing(PyObject *func, PyObject *args); |
| |
| // Used by sys.get_asyncgen_hooks() |
| extern PyObject* _PyEval_GetAsyncGenFirstiter(void); |
| extern PyObject* _PyEval_GetAsyncGenFinalizer(void); |
| |
| // Used by sys.set_asyncgen_hooks() |
| extern int _PyEval_SetAsyncGenFirstiter(PyObject *); |
| extern int _PyEval_SetAsyncGenFinalizer(PyObject *); |
| |
| // Used by sys.get_coroutine_origin_tracking_depth() |
| // and sys.set_coroutine_origin_tracking_depth() |
| extern int _PyEval_GetCoroutineOriginTrackingDepth(void); |
| extern int _PyEval_SetCoroutineOriginTrackingDepth(int depth); |
| |
| extern void _PyEval_Fini(void); |
| |
| |
| extern PyObject* _PyEval_GetBuiltins(PyThreadState *tstate); |
| extern PyObject* _PyEval_BuiltinsFromGlobals( |
| PyThreadState *tstate, |
| PyObject *globals); |
| |
| |
| static inline PyObject* |
| _PyEval_EvalFrame(PyThreadState *tstate, struct _PyInterpreterFrame *frame, int throwflag) |
| { |
| if (tstate->interp->eval_frame == NULL) { |
| return _PyEval_EvalFrameDefault(tstate, frame, throwflag); |
| } |
| return tstate->interp->eval_frame(tstate, frame, throwflag); |
| } |
| |
| extern PyObject* |
| _PyEval_Vector(PyThreadState *tstate, |
| PyFunctionObject *func, PyObject *locals, |
| PyObject* const* args, size_t argcount, |
| PyObject *kwnames); |
| |
| extern int _PyEval_ThreadsInitialized(struct pyruntimestate *runtime); |
| extern PyStatus _PyEval_InitGIL(PyThreadState *tstate); |
| extern void _PyEval_FiniGIL(PyInterpreterState *interp); |
| |
| extern void _PyEval_ReleaseLock(PyThreadState *tstate); |
| |
| extern void _PyEval_DeactivateOpCache(void); |
| |
| |
| /* --- _Py_EnterRecursiveCall() ----------------------------------------- */ |
| |
| #ifdef USE_STACKCHECK |
| /* With USE_STACKCHECK macro defined, trigger stack checks in |
| _Py_CheckRecursiveCall() on every 64th call to _Py_EnterRecursiveCall. */ |
| static inline int _Py_MakeRecCheck(PyThreadState *tstate) { |
| return (tstate->recursion_remaining-- <= 0 |
| || (tstate->recursion_remaining & 63) == 0); |
| } |
| #else |
| static inline int _Py_MakeRecCheck(PyThreadState *tstate) { |
| return tstate->recursion_remaining-- <= 0; |
| } |
| #endif |
| |
| PyAPI_FUNC(int) _Py_CheckRecursiveCall( |
| PyThreadState *tstate, |
| const char *where); |
| |
| static inline int _Py_EnterRecursiveCallTstate(PyThreadState *tstate, |
| const char *where) { |
| return (_Py_MakeRecCheck(tstate) && _Py_CheckRecursiveCall(tstate, where)); |
| } |
| |
| static inline int _Py_EnterRecursiveCall(const char *where) { |
| PyThreadState *tstate = _PyThreadState_GET(); |
| return _Py_EnterRecursiveCallTstate(tstate, where); |
| } |
| |
| static inline void _Py_LeaveRecursiveCallTstate(PyThreadState *tstate) { |
| tstate->recursion_remaining++; |
| } |
| |
| static inline void _Py_LeaveRecursiveCall(void) { |
| PyThreadState *tstate = _PyThreadState_GET(); |
| _Py_LeaveRecursiveCallTstate(tstate); |
| } |
| |
| extern struct _PyInterpreterFrame* _PyEval_GetFrame(void); |
| |
| extern PyObject* _Py_MakeCoro(PyFunctionObject *func); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| #endif /* !Py_INTERNAL_CEVAL_H */ |