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Current Path : /usr/include/python2.6/ |
Current File : //usr/include/python2.6/classobject.h |
/* Class object interface */ /* Revealing some structures (not for general use) */ #ifndef Py_CLASSOBJECT_H #define Py_CLASSOBJECT_H #ifdef __cplusplus extern "C" { #endif typedef struct { PyObject_HEAD PyObject *cl_bases; /* A tuple of class objects */ PyObject *cl_dict; /* A dictionary */ PyObject *cl_name; /* A string */ /* The following three are functions or NULL */ PyObject *cl_getattr; PyObject *cl_setattr; PyObject *cl_delattr; } PyClassObject; typedef struct { PyObject_HEAD PyClassObject *in_class; /* The class object */ PyObject *in_dict; /* A dictionary */ PyObject *in_weakreflist; /* List of weak references */ } PyInstanceObject; typedef struct { PyObject_HEAD PyObject *im_func; /* The callable object implementing the method */ PyObject *im_self; /* The instance it is bound to, or NULL */ PyObject *im_class; /* The class that asked for the method */ PyObject *im_weakreflist; /* List of weak references */ } PyMethodObject; PyAPI_DATA(PyTypeObject) PyClass_Type, PyInstance_Type, PyMethod_Type; #define PyClass_Check(op) ((op)->ob_type == &PyClass_Type) #define PyInstance_Check(op) ((op)->ob_type == &PyInstance_Type) #define PyMethod_Check(op) ((op)->ob_type == &PyMethod_Type) PyAPI_FUNC(PyObject *) PyClass_New(PyObject *, PyObject *, PyObject *); PyAPI_FUNC(PyObject *) PyInstance_New(PyObject *, PyObject *, PyObject *); PyAPI_FUNC(PyObject *) PyInstance_NewRaw(PyObject *, PyObject *); PyAPI_FUNC(PyObject *) PyMethod_New(PyObject *, PyObject *, PyObject *); PyAPI_FUNC(PyObject *) PyMethod_Function(PyObject *); PyAPI_FUNC(PyObject *) PyMethod_Self(PyObject *); PyAPI_FUNC(PyObject *) PyMethod_Class(PyObject *); /* Look up attribute with name (a string) on instance object pinst, using * only the instance and base class dicts. If a descriptor is found in * a class dict, the descriptor is returned without calling it. * Returns NULL if nothing found, else a borrowed reference to the * value associated with name in the dict in which name was found. * The point of this routine is that it never calls arbitrary Python * code, so is always "safe": all it does is dict lookups. The function * can't fail, never sets an exception, and NULL is not an error (it just * means "not found"). */ PyAPI_FUNC(PyObject *) _PyInstance_Lookup(PyObject *pinst, PyObject *name); /* Macros for direct access to these values. Type checks are *not* done, so use with care. */ #define PyMethod_GET_FUNCTION(meth) \ (((PyMethodObject *)meth) -> im_func) #define PyMethod_GET_SELF(meth) \ (((PyMethodObject *)meth) -> im_self) #define PyMethod_GET_CLASS(meth) \ (((PyMethodObject *)meth) -> im_class) PyAPI_FUNC(int) PyClass_IsSubclass(PyObject *, PyObject *); PyAPI_FUNC(int) PyMethod_ClearFreeList(void); #ifdef __cplusplus } #endif #endif /* !Py_CLASSOBJECT_H */