mirror of https://github.com/python/cpython
100 lines
2.8 KiB
C
100 lines
2.8 KiB
C
#include <Python.h>
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typedef struct {
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PyListObject list;
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int state;
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} Shoddy;
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static PyObject *
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Shoddy_increment(Shoddy *self, PyObject *unused)
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{
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self->state++;
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return PyLong_FromLong(self->state);
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}
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static PyMethodDef Shoddy_methods[] = {
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{"increment", (PyCFunction)Shoddy_increment, METH_NOARGS,
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PyDoc_STR("increment state counter")},
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{NULL, NULL},
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};
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static int
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Shoddy_init(Shoddy *self, PyObject *args, PyObject *kwds)
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{
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if (PyList_Type.tp_init((PyObject *)self, args, kwds) < 0)
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return -1;
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self->state = 0;
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return 0;
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}
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static PyTypeObject ShoddyType = {
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PyVarObject_HEAD_INIT(NULL, 0)
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"shoddy.Shoddy", /* tp_name */
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sizeof(Shoddy), /* tp_basicsize */
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0, /* tp_itemsize */
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0, /* tp_dealloc */
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0, /* tp_print */
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0, /* tp_getattr */
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0, /* tp_setattr */
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0, /* tp_reserved */
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0, /* 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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0, /* tp_hash */
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0, /* tp_call */
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0, /* tp_str */
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0, /* tp_getattro */
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0, /* tp_setattro */
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0, /* tp_as_buffer */
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Py_TPFLAGS_DEFAULT |
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Py_TPFLAGS_BASETYPE, /* tp_flags */
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0, /* tp_doc */
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0, /* tp_traverse */
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0, /* tp_clear */
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0, /* tp_richcompare */
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0, /* tp_weaklistoffset */
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0, /* tp_iter */
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0, /* tp_iternext */
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Shoddy_methods, /* tp_methods */
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0, /* tp_members */
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0, /* tp_getset */
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0, /* tp_base */
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0, /* tp_dict */
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0, /* tp_descr_get */
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0, /* tp_descr_set */
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0, /* tp_dictoffset */
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(initproc)Shoddy_init, /* tp_init */
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0, /* tp_alloc */
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0, /* tp_new */
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};
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static PyModuleDef shoddymodule = {
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PyModuleDef_HEAD_INIT,
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"shoddy",
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"Shoddy module",
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-1,
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NULL, NULL, NULL, NULL, NULL
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};
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PyMODINIT_FUNC
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PyInit_shoddy(void)
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{
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PyObject *m;
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ShoddyType.tp_base = &PyList_Type;
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if (PyType_Ready(&ShoddyType) < 0)
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return NULL;
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m = PyModule_Create(&shoddymodule);
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if (m == NULL)
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return NULL;
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Py_INCREF(&ShoddyType);
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PyModule_AddObject(m, "Shoddy", (PyObject *) &ShoddyType);
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return m;
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}
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