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7fc39a21cb
Add _PyCFunctionObject_CAST() and _PyCMethodObject_CAST() macros to make macros casting their argument easier to read, but also to check the type of their input in debug mode: assert(PyCFunction_Check(func) and assert(PyCMethod_Check(func). Reformat also PyCFunction_XXX() macros for readability.
40 lines
1.5 KiB
C
40 lines
1.5 KiB
C
#ifndef Py_CPYTHON_METHODOBJECT_H
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# error "this header file must not be included directly"
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#endif
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PyAPI_DATA(PyTypeObject) PyCMethod_Type;
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#define PyCMethod_CheckExact(op) Py_IS_TYPE(op, &PyCMethod_Type)
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#define PyCMethod_Check(op) PyObject_TypeCheck(op, &PyCMethod_Type)
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#define _PyCFunctionObject_CAST(func) \
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(assert(PyCFunction_Check(func)), (PyCFunctionObject *)(func))
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#define _PyCMethodObject_CAST(func) \
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(assert(PyCMethod_Check(func)), (PyCMethodObject *)(func))
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/* Macros for direct access to these values. Type checks are *not*
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done, so use with care. */
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#define PyCFunction_GET_FUNCTION(func) \
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(_PyCFunctionObject_CAST(func)->m_ml->ml_meth)
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#define PyCFunction_GET_SELF(func) \
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(_PyCFunctionObject_CAST(func)->m_ml->ml_flags & METH_STATIC ? \
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NULL : _PyCFunctionObject_CAST(func)->m_self)
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#define PyCFunction_GET_FLAGS(func) \
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(_PyCFunctionObject_CAST(func)->m_ml->ml_flags)
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#define PyCFunction_GET_CLASS(func) \
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(_PyCFunctionObject_CAST(func)->m_ml->ml_flags & METH_METHOD ? \
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_PyCMethodObject_CAST(func)->mm_class : NULL)
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typedef struct {
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PyObject_HEAD
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PyMethodDef *m_ml; /* Description of the C function to call */
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PyObject *m_self; /* Passed as 'self' arg to the C func, can be NULL */
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PyObject *m_module; /* The __module__ attribute, can be anything */
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PyObject *m_weakreflist; /* List of weak references */
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vectorcallfunc vectorcall;
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} PyCFunctionObject;
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typedef struct {
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PyCFunctionObject func;
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PyTypeObject *mm_class; /* Class that defines this method */
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} PyCMethodObject;
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