cpython/Include/internal/pycore_genobject.h

75 lines
2.7 KiB
C

#ifndef Py_INTERNAL_GENOBJECT_H
#define Py_INTERNAL_GENOBJECT_H
#ifdef __cplusplus
extern "C" {
#endif
#ifndef Py_BUILD_CORE
# error "this header requires Py_BUILD_CORE define"
#endif
#include "pycore_frame.h"
/* _PyGenObject_HEAD defines the initial segment of generator
and coroutine objects. */
#define _PyGenObject_HEAD(prefix) \
PyObject_HEAD \
/* List of weak reference. */ \
PyObject *prefix##_weakreflist; \
/* Name of the generator. */ \
PyObject *prefix##_name; \
/* Qualified name of the generator. */ \
PyObject *prefix##_qualname; \
_PyErr_StackItem prefix##_exc_state; \
PyObject *prefix##_origin_or_finalizer; \
char prefix##_hooks_inited; \
char prefix##_closed; \
char prefix##_running_async; \
/* The frame */ \
int8_t prefix##_frame_state; \
struct _PyInterpreterFrame prefix##_iframe; \
struct _PyGenObject {
/* The gi_ prefix is intended to remind of generator-iterator. */
_PyGenObject_HEAD(gi)
};
struct _PyCoroObject {
_PyGenObject_HEAD(cr)
};
struct _PyAsyncGenObject {
_PyGenObject_HEAD(ag)
};
#undef _PyGenObject_HEAD
static inline
PyGenObject *_PyGen_GetGeneratorFromFrame(_PyInterpreterFrame *frame)
{
assert(frame->owner == FRAME_OWNED_BY_GENERATOR);
size_t offset_in_gen = offsetof(PyGenObject, gi_iframe);
return (PyGenObject *)(((char *)frame) - offset_in_gen);
}
PyAPI_FUNC(PyObject *)_PyGen_yf(PyGenObject *);
extern void _PyGen_Finalize(PyObject *self);
// Export for '_asyncio' shared extension
PyAPI_FUNC(int) _PyGen_SetStopIterationValue(PyObject *);
// Export for '_asyncio' shared extension
PyAPI_FUNC(int) _PyGen_FetchStopIterationValue(PyObject **);
PyAPI_FUNC(PyObject *)_PyCoro_GetAwaitableIter(PyObject *o);
extern PyObject *_PyAsyncGenValueWrapperNew(PyThreadState *state, PyObject *);
extern PyTypeObject _PyCoroWrapper_Type;
extern PyTypeObject _PyAsyncGenWrappedValue_Type;
extern PyTypeObject _PyAsyncGenAThrow_Type;
#ifdef __cplusplus
}
#endif
#endif /* !Py_INTERNAL_GENOBJECT_H */