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ORPA-pyOpenRPA/Resources/WPy64-3720/python-3.7.2.amd64/include/greenlet/greenlet.h

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3.9 KiB

/* vim:set noet ts=8 sw=8 : */
/* Greenlet object interface */
#ifndef Py_GREENLETOBJECT_H
#define Py_GREENLETOBJECT_H
#include <Python.h>
#ifdef __cplusplus
extern "C" {
#endif
#define GREENLET_VERSION "0.4.15"
#if PY_VERSION_HEX >= 0x030700A3
# define GREENLET_USE_EXC_INFO
#endif
typedef struct _greenlet {
PyObject_HEAD
char* stack_start;
char* stack_stop;
char* stack_copy;
intptr_t stack_saved;
struct _greenlet* stack_prev;
struct _greenlet* parent;
PyObject* run_info;
struct _frame* top_frame;
int recursion_depth;
PyObject* weakreflist;
#ifdef GREENLET_USE_EXC_INFO
_PyErr_StackItem* exc_info;
_PyErr_StackItem exc_state;
#else
PyObject* exc_type;
PyObject* exc_value;
PyObject* exc_traceback;
#endif
PyObject* dict;
} PyGreenlet;
#define PyGreenlet_Check(op) PyObject_TypeCheck(op, &PyGreenlet_Type)
#define PyGreenlet_MAIN(op) (((PyGreenlet*)(op))->stack_stop == (char*) -1)
#define PyGreenlet_STARTED(op) (((PyGreenlet*)(op))->stack_stop != NULL)
#define PyGreenlet_ACTIVE(op) (((PyGreenlet*)(op))->stack_start != NULL)
#define PyGreenlet_GET_PARENT(op) (((PyGreenlet*)(op))->parent)
#if (PY_MAJOR_VERSION == 2 && PY_MINOR_VERSION >= 7) || (PY_MAJOR_VERSION == 3 && PY_MINOR_VERSION >= 1) || PY_MAJOR_VERSION > 3
#define GREENLET_USE_PYCAPSULE
#endif
/* C API functions */
/* Total number of symbols that are exported */
#define PyGreenlet_API_pointers 8
#define PyGreenlet_Type_NUM 0
#define PyExc_GreenletError_NUM 1
#define PyExc_GreenletExit_NUM 2
#define PyGreenlet_New_NUM 3
#define PyGreenlet_GetCurrent_NUM 4
#define PyGreenlet_Throw_NUM 5
#define PyGreenlet_Switch_NUM 6
#define PyGreenlet_SetParent_NUM 7
#ifndef GREENLET_MODULE
/* This section is used by modules that uses the greenlet C API */
static void **_PyGreenlet_API = NULL;
#define PyGreenlet_Type (*(PyTypeObject *) _PyGreenlet_API[PyGreenlet_Type_NUM])
#define PyExc_GreenletError \
((PyObject *) _PyGreenlet_API[PyExc_GreenletError_NUM])
#define PyExc_GreenletExit \
((PyObject *) _PyGreenlet_API[PyExc_GreenletExit_NUM])
/*
* PyGreenlet_New(PyObject *args)
*
* greenlet.greenlet(run, parent=None)
*/
#define PyGreenlet_New \
(* (PyGreenlet * (*)(PyObject *run, PyGreenlet *parent)) \
_PyGreenlet_API[PyGreenlet_New_NUM])
/*
* PyGreenlet_GetCurrent(void)
*
* greenlet.getcurrent()
*/
#define PyGreenlet_GetCurrent \
(* (PyGreenlet * (*)(void)) _PyGreenlet_API[PyGreenlet_GetCurrent_NUM])
/*
* PyGreenlet_Throw(
* PyGreenlet *greenlet,
* PyObject *typ,
* PyObject *val,
* PyObject *tb)
*
* g.throw(...)
*/
#define PyGreenlet_Throw \
(* (PyObject * (*) \
(PyGreenlet *self, PyObject *typ, PyObject *val, PyObject *tb)) \
_PyGreenlet_API[PyGreenlet_Throw_NUM])
/*
* PyGreenlet_Switch(PyGreenlet *greenlet, PyObject *args)
*
* g.switch(*args, **kwargs)
*/
#define PyGreenlet_Switch \
(* (PyObject * (*)(PyGreenlet *greenlet, PyObject *args, PyObject *kwargs)) \
_PyGreenlet_API[PyGreenlet_Switch_NUM])
/*
* PyGreenlet_SetParent(PyObject *greenlet, PyObject *new_parent)
*
* g.parent = new_parent
*/
#define PyGreenlet_SetParent \
(* (int (*)(PyGreenlet *greenlet, PyGreenlet *nparent)) \
_PyGreenlet_API[PyGreenlet_SetParent_NUM])
/* Macro that imports greenlet and initializes C API */
#ifdef GREENLET_USE_PYCAPSULE
#define PyGreenlet_Import() \
{ \
_PyGreenlet_API = (void**)PyCapsule_Import("greenlet._C_API", 0); \
}
#else
#define PyGreenlet_Import() \
{ \
PyObject *module = PyImport_ImportModule("greenlet"); \
if (module != NULL) { \
PyObject *c_api_object = PyObject_GetAttrString( \
module, "_C_API"); \
if (c_api_object != NULL && PyCObject_Check(c_api_object)) { \
_PyGreenlet_API = \
(void **) PyCObject_AsVoidPtr(c_api_object); \
Py_DECREF(c_api_object); \
} \
Py_DECREF(module); \
} \
}
#endif
#endif /* GREENLET_MODULE */
#ifdef __cplusplus
}
#endif
#endif /* !Py_GREENLETOBJECT_H */