cpython/Include/descrobject.h

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/* Descriptors */
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typedef PyObject *(*getter)(PyObject *, void *);
typedef int (*setter)(PyObject *, PyObject *, void *);
typedef struct PyGetSetDef {
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char *name;
getter get;
setter set;
char *doc;
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void *closure;
} PyGetSetDef;
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typedef PyObject *(*wrapperfunc)(PyObject *self, PyObject *args,
void *wrapped);
typedef PyObject *(*wrapperfunc_kwds)(PyObject *self, PyObject *args,
void *wrapped, PyObject *kwds);
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struct wrapperbase {
char *name;
int offset;
void *function;
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wrapperfunc wrapper;
char *doc;
int flags;
PyObject *name_strobj;
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};
/* Flags for above struct */
#define PyWrapperFlag_KEYWORDS 1 /* wrapper function takes keyword args */
/* Various kinds of descriptor objects */
#define PyDescr_COMMON \
PyObject_HEAD \
PyTypeObject *d_type; \
PyObject *d_name
typedef struct {
PyDescr_COMMON;
} PyDescrObject;
typedef struct {
PyDescr_COMMON;
PyMethodDef *d_method;
} PyMethodDescrObject;
typedef struct {
PyDescr_COMMON;
struct PyMemberDef *d_member;
} PyMemberDescrObject;
typedef struct {
PyDescr_COMMON;
PyGetSetDef *d_getset;
} PyGetSetDescrObject;
typedef struct {
PyDescr_COMMON;
struct wrapperbase *d_base;
void *d_wrapped; /* This can be any function pointer */
} PyWrapperDescrObject;
extern DL_IMPORT(PyTypeObject) PyWrapperDescr_Type;
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extern DL_IMPORT(PyObject *) PyDescr_NewMethod(PyTypeObject *, PyMethodDef *);
extern DL_IMPORT(PyObject *) PyDescr_NewMember(PyTypeObject *,
struct PyMemberDef *);
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extern DL_IMPORT(PyObject *) PyDescr_NewGetSet(PyTypeObject *,
struct PyGetSetDef *);
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extern DL_IMPORT(PyObject *) PyDescr_NewWrapper(PyTypeObject *,
struct wrapperbase *, void *);
extern DL_IMPORT(int) PyDescr_IsData(PyObject *);
extern DL_IMPORT(PyObject *) PyDictProxy_New(PyObject *);
extern DL_IMPORT(PyObject *) PyWrapper_New(PyObject *, PyObject *);
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extern DL_IMPORT(PyTypeObject) PyProperty_Type;