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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 */ | ||