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/* -*- indent-tabs-mode: nil; tab-width: 4; -*- */ | ||
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/* Greenlet object interface */ | ||
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#ifndef Py_GREENLETOBJECT_H | ||
#define Py_GREENLETOBJECT_H | ||
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#include <Python.h> | ||
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#ifdef __cplusplus | ||
extern "C" { | ||
#endif | ||
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/* This is deprecated and undocumented. It does not change. */ | ||
#define GREENLET_VERSION "1.0.0" | ||
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#ifndef GREENLET_MODULE | ||
#define implementation_ptr_t void* | ||
#endif | ||
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typedef struct _greenlet { | ||
PyObject_HEAD | ||
PyObject* weakreflist; | ||
PyObject* dict; | ||
implementation_ptr_t pimpl; | ||
} PyGreenlet; | ||
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#define PyGreenlet_Check(op) (op && PyObject_TypeCheck(op, &PyGreenlet_Type)) | ||
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/* C API functions */ | ||
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/* Total number of symbols that are exported */ | ||
#define PyGreenlet_API_pointers 12 | ||
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#define PyGreenlet_Type_NUM 0 | ||
#define PyExc_GreenletError_NUM 1 | ||
#define PyExc_GreenletExit_NUM 2 | ||
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#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 | ||
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#define PyGreenlet_MAIN_NUM 8 | ||
#define PyGreenlet_STARTED_NUM 9 | ||
#define PyGreenlet_ACTIVE_NUM 10 | ||
#define PyGreenlet_GET_PARENT_NUM 11 | ||
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#ifndef GREENLET_MODULE | ||
/* This section is used by modules that uses the greenlet C API */ | ||
static void** _PyGreenlet_API = NULL; | ||
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# define PyGreenlet_Type \ | ||
(*(PyTypeObject*)_PyGreenlet_API[PyGreenlet_Type_NUM]) | ||
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# define PyExc_GreenletError \ | ||
((PyObject*)_PyGreenlet_API[PyExc_GreenletError_NUM]) | ||
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# define PyExc_GreenletExit \ | ||
((PyObject*)_PyGreenlet_API[PyExc_GreenletExit_NUM]) | ||
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/* | ||
* PyGreenlet_New(PyObject *args) | ||
* | ||
* greenlet.greenlet(run, parent=None) | ||
*/ | ||
# define PyGreenlet_New \ | ||
(*(PyGreenlet * (*)(PyObject * run, PyGreenlet * parent)) \ | ||
_PyGreenlet_API[PyGreenlet_New_NUM]) | ||
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/* | ||
* PyGreenlet_GetCurrent(void) | ||
* | ||
* greenlet.getcurrent() | ||
*/ | ||
# define PyGreenlet_GetCurrent \ | ||
(*(PyGreenlet * (*)(void)) _PyGreenlet_API[PyGreenlet_GetCurrent_NUM]) | ||
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/* | ||
* 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]) | ||
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/* | ||
* 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]) | ||
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/* | ||
* PyGreenlet_SetParent(PyObject *greenlet, PyObject *new_parent) | ||
* | ||
* g.parent = new_parent | ||
*/ | ||
# define PyGreenlet_SetParent \ | ||
(*(int (*)(PyGreenlet * greenlet, PyGreenlet * nparent)) \ | ||
_PyGreenlet_API[PyGreenlet_SetParent_NUM]) | ||
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/* | ||
* PyGreenlet_GetParent(PyObject* greenlet) | ||
* | ||
* return greenlet.parent; | ||
* | ||
* This could return NULL even if there is no exception active. | ||
* If it does not return NULL, you are responsible for decrementing the | ||
* reference count. | ||
*/ | ||
# define PyGreenlet_GetParent \ | ||
(*(PyGreenlet* (*)(PyGreenlet*)) \ | ||
_PyGreenlet_API[PyGreenlet_GET_PARENT_NUM]) | ||
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/* | ||
* deprecated, undocumented alias. | ||
*/ | ||
# define PyGreenlet_GET_PARENT PyGreenlet_GetParent | ||
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# define PyGreenlet_MAIN \ | ||
(*(int (*)(PyGreenlet*)) \ | ||
_PyGreenlet_API[PyGreenlet_MAIN_NUM]) | ||
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# define PyGreenlet_STARTED \ | ||
(*(int (*)(PyGreenlet*)) \ | ||
_PyGreenlet_API[PyGreenlet_STARTED_NUM]) | ||
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# define PyGreenlet_ACTIVE \ | ||
(*(int (*)(PyGreenlet*)) \ | ||
_PyGreenlet_API[PyGreenlet_ACTIVE_NUM]) | ||
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/* Macro that imports greenlet and initializes C API */ | ||
/* NOTE: This has actually moved to ``greenlet._greenlet._C_API``, but we | ||
keep the older definition to be sure older code that might have a copy of | ||
the header still works. */ | ||
# define PyGreenlet_Import() \ | ||
{ \ | ||
_PyGreenlet_API = (void**)PyCapsule_Import("greenlet._C_API", 0); \ | ||
} | ||
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#endif /* GREENLET_MODULE */ | ||
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#ifdef __cplusplus | ||
} | ||
#endif | ||
#endif /* !Py_GREENLETOBJECT_H */ |
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