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68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
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/* Type object implementation */
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#include "Python.h"
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/* Type object implementation */
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static PyObject *
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type_getattr(PyTypeObject *t, char *name)
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{
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if (strcmp(name, "__name__") == 0)
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return PyString_FromString(t->tp_name);
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if (strcmp(name, "__doc__") == 0) {
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char *doc = t->tp_doc;
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if (doc != NULL)
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return PyString_FromString(doc);
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Py_INCREF(Py_None);
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return Py_None;
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}
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if (strcmp(name, "__members__") == 0)
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return Py_BuildValue("[ss]", "__doc__", "__name__");
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PyErr_SetString(PyExc_AttributeError, name);
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return NULL;
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}
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static int
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type_compare(PyObject *v, PyObject *w)
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{
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/* This is called with type objects only. So we
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can just compare the addresses. */
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Py_uintptr_t vv = (Py_uintptr_t)v;
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Py_uintptr_t ww = (Py_uintptr_t)w;
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return (vv < ww) ? -1 : (vv > ww) ? 1 : 0;
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}
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static PyObject *
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type_repr(PyTypeObject *v)
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{
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char buf[100];
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sprintf(buf, "<type '%.80s'>", v->tp_name);
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return PyString_FromString(buf);
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}
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PyTypeObject PyType_Type = {
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PyObject_HEAD_INIT(&PyType_Type)
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0, /* Number of items for varobject */
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"type", /* Name of this type */
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sizeof(PyTypeObject), /* Basic object size */
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0, /* Item size for varobject */
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0, /*tp_dealloc*/
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0, /*tp_print*/
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(getattrfunc)type_getattr, /*tp_getattr*/
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0, /*tp_setattr*/
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type_compare, /*tp_compare*/
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(reprfunc)type_repr, /*tp_repr*/
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0, /*tp_as_number*/
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0, /*tp_as_sequence*/
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0, /*tp_as_mapping*/
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(hashfunc)_Py_HashPointer, /*tp_hash*/
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0, /*tp_call*/
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0, /*tp_str*/
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0, /*tp_xxx1*/
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0, /*tp_xxx2*/
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0, /*tp_xxx3*/
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0, /*tp_xxx4*/
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"Define the behavior of a particular type of object.",
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};
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