cpython/Include/cpython/methodobject.h at doc-link-https · 180909/cpython · GitHub

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#ifndef Py_CPYTHON_METHODOBJECT_H

# error "this header file must not be included directly"

#endif

// PyCFunctionObject structure

typedef struct {

PyObject_HEAD

PyMethodDef *m_ml; /* Description of the C function to call */

PyObject *m_self; /* Passed as 'self' arg to the C func, can be NULL */

PyObject *m_module; /* The __module__ attribute, can be anything */

PyObject *m_weakreflist; /* List of weak references */

vectorcallfunc vectorcall;

} PyCFunctionObject;

#define _PyCFunctionObject_CAST(func) \

(assert(PyCFunction_Check(func)), \

_Py_CAST(PyCFunctionObject*, (func)))

// PyCMethodObject structure

typedef struct {

PyCFunctionObject func;

PyTypeObject *mm_class; /* Class that defines this method */

} PyCMethodObject;

#define _PyCMethodObject_CAST(func) \

(assert(PyCMethod_Check(func)), \

_Py_CAST(PyCMethodObject*, (func)))

PyAPI_DATA(PyTypeObject) PyCMethod_Type;

#define PyCMethod_CheckExact(op) Py_IS_TYPE((op), &PyCMethod_Type)

#define PyCMethod_Check(op) PyObject_TypeCheck((op), &PyCMethod_Type)

/* Static inline functions for direct access to these values.

Type checks are *not* done, so use with care. */

static inline PyCFunction PyCFunction_GET_FUNCTION(PyObject *func) {

return _PyCFunctionObject_CAST(func)->m_ml->ml_meth;

}

#define PyCFunction_GET_FUNCTION(func) PyCFunction_GET_FUNCTION(_PyObject_CAST(func))

static inline PyObject* PyCFunction_GET_SELF(PyObject *func_obj) {

PyCFunctionObject *func = _PyCFunctionObject_CAST(func_obj);

if (func->m_ml->ml_flags & METH_STATIC) {

return _Py_NULL;

}

return func->m_self;

}

#define PyCFunction_GET_SELF(func) PyCFunction_GET_SELF(_PyObject_CAST(func))

static inline int PyCFunction_GET_FLAGS(PyObject *func) {

return _PyCFunctionObject_CAST(func)->m_ml->ml_flags;

}

#define PyCFunction_GET_FLAGS(func) PyCFunction_GET_FLAGS(_PyObject_CAST(func))

static inline PyTypeObject* PyCFunction_GET_CLASS(PyObject *func_obj) {

PyCFunctionObject *func = _PyCFunctionObject_CAST(func_obj);

if (func->m_ml->ml_flags & METH_METHOD) {

return _PyCMethodObject_CAST(func)->mm_class;

}

return _Py_NULL;

}

#define PyCFunction_GET_CLASS(func) PyCFunction_GET_CLASS(_PyObject_CAST(func))

cpython/Include/cpython/methodobject.h at doc-link-https · 180909/cpython · GitHub

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