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| 1 | + | |
| 2 | +/* Method object interface */ | |
| 3 | + | |
| 4 | +#ifndef Py_METHODOBJECT_H | |
| 5 | +#define Py_METHODOBJECT_H | |
| 6 | +#ifdef __cplusplus | |
| 7 | +extern "C" { | |
| 8 | +#endif | |
| 9 | + | |
| 10 | +/* This is about the type 'builtin_function_or_method', | |
| 11 | + not Python methods in user-defined classes. See classobject.h | |
| 12 | + for the latter. */ | |
| 13 | + | |
| 14 | +PyAPI_DATA(PyTypeObject) PyCFunction_Type; | |
| 15 | + | |
| 16 | +#define PyCFunction_Check(op) ((op)->ob_type == &PyCFunction_Type) | |
| 17 | + | |
| 18 | +typedef PyObject *(*PyCFunction)(PyObject *, PyObject *); | |
| 19 | +typedef PyObject *(*PyCFunctionWithKeywords)(PyObject *, PyObject *, | |
| 20 | + PyObject *); | |
| 21 | +typedef PyObject *(*PyNoArgsFunction)(PyObject *); | |
| 22 | + | |
| 23 | +PyAPI_FUNC(PyCFunction) PyCFunction_GetFunction(PyObject *); | |
| 24 | +PyAPI_FUNC(PyObject *) PyCFunction_GetSelf(PyObject *); | |
| 25 | +PyAPI_FUNC(int) PyCFunction_GetFlags(PyObject *); | |
| 26 | + | |
| 27 | +/* Macros for direct access to these values. Type checks are *not* | |
| 28 | + done, so use with care. */ | |
| 29 | +#define PyCFunction_GET_FUNCTION(func) \ | |
| 30 | + (((PyCFunctionObject *)func) -> m_ml -> ml_meth) | |
| 31 | +#define PyCFunction_GET_SELF(func) \ | |
| 32 | + (((PyCFunctionObject *)func) -> m_self) | |
| 33 | +#define PyCFunction_GET_FLAGS(func) \ | |
| 34 | + (((PyCFunctionObject *)func) -> m_ml -> ml_flags) | |
| 35 | +PyAPI_FUNC(PyObject *) PyCFunction_Call(PyObject *, PyObject *, PyObject *); | |
| 36 | + | |
| 37 | +struct PyMethodDef { | |
| 38 | + const char *ml_name; /* The name of the built-in function/method */ | |
| 39 | + PyCFunction ml_meth; /* The C function that implements it */ | |
| 40 | + int ml_flags; /* Combination of METH_xxx flags, which mostly | |
| 41 | + describe the args expected by the C func */ | |
| 42 | + const char *ml_doc; /* The __doc__ attribute, or NULL */ | |
| 43 | +}; | |
| 44 | +typedef struct PyMethodDef PyMethodDef; | |
| 45 | + | |
| 46 | +PyAPI_FUNC(PyObject *) Py_FindMethod(PyMethodDef[], PyObject *, const char *); | |
| 47 | + | |
| 48 | +#define PyCFunction_New(ML, SELF) PyCFunction_NewEx((ML), (SELF), NULL) | |
| 49 | +PyAPI_FUNC(PyObject *) PyCFunction_NewEx(PyMethodDef *, PyObject *, | |
| 50 | + PyObject *); | |
| 51 | + | |
| 52 | +/* Flag passed to newmethodobject */ | |
| 53 | +#define METH_OLDARGS 0x0000 | |
| 54 | +#define METH_VARARGS 0x0001 | |
| 55 | +#define METH_KEYWORDS 0x0002 | |
| 56 | +/* METH_NOARGS and METH_O must not be combined with the flags above. */ | |
| 57 | +#define METH_NOARGS 0x0004 | |
| 58 | +#define METH_O 0x0008 | |
| 59 | + | |
| 60 | +/* METH_CLASS and METH_STATIC are a little different; these control | |
| 61 | + the construction of methods for a class. These cannot be used for | |
| 62 | + functions in modules. */ | |
| 63 | +#define METH_CLASS 0x0010 | |
| 64 | +#define METH_STATIC 0x0020 | |
| 65 | + | |
| 66 | +/* METH_COEXIST allows a method to be entered eventhough a slot has | |
| 67 | + already filled the entry. When defined, the flag allows a separate | |
| 68 | + method, "__contains__" for example, to coexist with a defined | |
| 69 | + slot like sq_contains. */ | |
| 70 | + | |
| 71 | +#define METH_COEXIST 0x0040 | |
| 72 | + | |
| 73 | +typedef struct PyMethodChain { | |
| 74 | + PyMethodDef *methods; /* Methods of this type */ | |
| 75 | + struct PyMethodChain *link; /* NULL or base type */ | |
| 76 | +} PyMethodChain; | |
| 77 | + | |
| 78 | +PyAPI_FUNC(PyObject *) Py_FindMethodInChain(PyMethodChain *, PyObject *, | |
| 79 | + const char *); | |
| 80 | + | |
| 81 | +typedef struct { | |
| 82 | + PyObject_HEAD | |
| 83 | + PyMethodDef *m_ml; /* Description of the C function to call */ | |
| 84 | + PyObject *m_self; /* Passed as 'self' arg to the C func, can be NULL */ | |
| 85 | + PyObject *m_module; /* The __module__ attribute, can be anything */ | |
| 86 | +} PyCFunctionObject; | |
| 87 | + | |
| 88 | +#ifdef __cplusplus | |
| 89 | +} | |
| 90 | +#endif | |
| 91 | +#endif /* !Py_METHODOBJECT_H */ | |