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authorGeorg Brandl <georg@python.org>2007-08-15 14:28:01 +0000
committerGeorg Brandl <georg@python.org>2007-08-15 14:28:01 +0000
commit4c454ab1e837639392e2766db4cfbf20d215fc19 (patch)
treed7229788a6ab337bc3377434572b0b601f6e5273 /Doc/includes/noddy4.c
parent1167faa5cbe2fb4e6743864ff527cde829001f67 (diff)
downloadcpython-4c454ab1e837639392e2766db4cfbf20d215fc19.tar.gz
Move the 2.6 reST doc tree in place.
Diffstat (limited to 'Doc/includes/noddy4.c')
-rw-r--r--Doc/includes/noddy4.c224
1 files changed, 224 insertions, 0 deletions
diff --git a/Doc/includes/noddy4.c b/Doc/includes/noddy4.c
new file mode 100644
index 0000000000..878e0861d8
--- /dev/null
+++ b/Doc/includes/noddy4.c
@@ -0,0 +1,224 @@
+#include <Python.h>
+#include "structmember.h"
+
+typedef struct {
+ PyObject_HEAD
+ PyObject *first;
+ PyObject *last;
+ int number;
+} Noddy;
+
+static int
+Noddy_traverse(Noddy *self, visitproc visit, void *arg)
+{
+ int vret;
+
+ if (self->first) {
+ vret = visit(self->first, arg);
+ if (vret != 0)
+ return vret;
+ }
+ if (self->last) {
+ vret = visit(self->last, arg);
+ if (vret != 0)
+ return vret;
+ }
+
+ return 0;
+}
+
+static int
+Noddy_clear(Noddy *self)
+{
+ PyObject *tmp;
+
+ tmp = self->first;
+ self->first = NULL;
+ Py_XDECREF(tmp);
+
+ tmp = self->last;
+ self->last = NULL;
+ Py_XDECREF(tmp);
+
+ return 0;
+}
+
+static void
+Noddy_dealloc(Noddy* self)
+{
+ Noddy_clear(self);
+ self->ob_type->tp_free((PyObject*)self);
+}
+
+static PyObject *
+Noddy_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+ Noddy *self;
+
+ self = (Noddy *)type->tp_alloc(type, 0);
+ if (self != NULL) {
+ self->first = PyString_FromString("");
+ if (self->first == NULL)
+ {
+ Py_DECREF(self);
+ return NULL;
+ }
+
+ self->last = PyString_FromString("");
+ if (self->last == NULL)
+ {
+ Py_DECREF(self);
+ return NULL;
+ }
+
+ self->number = 0;
+ }
+
+ return (PyObject *)self;
+}
+
+static int
+Noddy_init(Noddy *self, PyObject *args, PyObject *kwds)
+{
+ PyObject *first=NULL, *last=NULL, *tmp;
+
+ static char *kwlist[] = {"first", "last", "number", NULL};
+
+ if (! PyArg_ParseTupleAndKeywords(args, kwds, "|OOi", kwlist,
+ &first, &last,
+ &self->number))
+ return -1;
+
+ if (first) {
+ tmp = self->first;
+ Py_INCREF(first);
+ self->first = first;
+ Py_XDECREF(tmp);
+ }
+
+ if (last) {
+ tmp = self->last;
+ Py_INCREF(last);
+ self->last = last;
+ Py_XDECREF(tmp);
+ }
+
+ return 0;
+}
+
+
+static PyMemberDef Noddy_members[] = {
+ {"first", T_OBJECT_EX, offsetof(Noddy, first), 0,
+ "first name"},
+ {"last", T_OBJECT_EX, offsetof(Noddy, last), 0,
+ "last name"},
+ {"number", T_INT, offsetof(Noddy, number), 0,
+ "noddy number"},
+ {NULL} /* Sentinel */
+};
+
+static PyObject *
+Noddy_name(Noddy* self)
+{
+ static PyObject *format = NULL;
+ PyObject *args, *result;
+
+ if (format == NULL) {
+ format = PyString_FromString("%s %s");
+ if (format == NULL)
+ return NULL;
+ }
+
+ if (self->first == NULL) {
+ PyErr_SetString(PyExc_AttributeError, "first");
+ return NULL;
+ }
+
+ if (self->last == NULL) {
+ PyErr_SetString(PyExc_AttributeError, "last");
+ return NULL;
+ }
+
+ args = Py_BuildValue("OO", self->first, self->last);
+ if (args == NULL)
+ return NULL;
+
+ result = PyString_Format(format, args);
+ Py_DECREF(args);
+
+ return result;
+}
+
+static PyMethodDef Noddy_methods[] = {
+ {"name", (PyCFunction)Noddy_name, METH_NOARGS,
+ "Return the name, combining the first and last name"
+ },
+ {NULL} /* Sentinel */
+};
+
+static PyTypeObject NoddyType = {
+ PyObject_HEAD_INIT(NULL)
+ 0, /*ob_size*/
+ "noddy.Noddy", /*tp_name*/
+ sizeof(Noddy), /*tp_basicsize*/
+ 0, /*tp_itemsize*/
+ (destructor)Noddy_dealloc, /*tp_dealloc*/
+ 0, /*tp_print*/
+ 0, /*tp_getattr*/
+ 0, /*tp_setattr*/
+ 0, /*tp_compare*/
+ 0, /*tp_repr*/
+ 0, /*tp_as_number*/
+ 0, /*tp_as_sequence*/
+ 0, /*tp_as_mapping*/
+ 0, /*tp_hash */
+ 0, /*tp_call*/
+ 0, /*tp_str*/
+ 0, /*tp_getattro*/
+ 0, /*tp_setattro*/
+ 0, /*tp_as_buffer*/
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_GC, /*tp_flags*/
+ "Noddy objects", /* tp_doc */
+ (traverseproc)Noddy_traverse, /* tp_traverse */
+ (inquiry)Noddy_clear, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ 0, /* tp_iter */
+ 0, /* tp_iternext */
+ Noddy_methods, /* tp_methods */
+ Noddy_members, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ (initproc)Noddy_init, /* tp_init */
+ 0, /* tp_alloc */
+ Noddy_new, /* tp_new */
+};
+
+static PyMethodDef module_methods[] = {
+ {NULL} /* Sentinel */
+};
+
+#ifndef PyMODINIT_FUNC /* declarations for DLL import/export */
+#define PyMODINIT_FUNC void
+#endif
+PyMODINIT_FUNC
+initnoddy4(void)
+{
+ PyObject* m;
+
+ if (PyType_Ready(&NoddyType) < 0)
+ return;
+
+ m = Py_InitModule3("noddy4", module_methods,
+ "Example module that creates an extension type.");
+
+ if (m == NULL)
+ return;
+
+ Py_INCREF(&NoddyType);
+ PyModule_AddObject(m, "Noddy", (PyObject *)&NoddyType);
+}