diff options
Diffstat (limited to 'lib/python2.7/distutils/tests/xxmodule.c')
-rw-r--r-- | lib/python2.7/distutils/tests/xxmodule.c | 379 |
1 files changed, 379 insertions, 0 deletions
diff --git a/lib/python2.7/distutils/tests/xxmodule.c b/lib/python2.7/distutils/tests/xxmodule.c new file mode 100644 index 0000000..1d9b08a --- /dev/null +++ b/lib/python2.7/distutils/tests/xxmodule.c @@ -0,0 +1,379 @@ + +/* Use this file as a template to start implementing a module that + also declares object types. All occurrences of 'Xxo' should be changed + to something reasonable for your objects. After that, all other + occurrences of 'xx' should be changed to something reasonable for your + module. If your module is named foo your sourcefile should be named + foomodule.c. + + You will probably want to delete all references to 'x_attr' and add + your own types of attributes instead. Maybe you want to name your + local variables other than 'self'. If your object type is needed in + other files, you'll have to create a file "foobarobject.h"; see + intobject.h for an example. */ + +/* Xxo objects */ + +#include "Python.h" + +static PyObject *ErrorObject; + +typedef struct { + PyObject_HEAD + PyObject *x_attr; /* Attributes dictionary */ +} XxoObject; + +static PyTypeObject Xxo_Type; + +#define XxoObject_Check(v) (Py_TYPE(v) == &Xxo_Type) + +static XxoObject * +newXxoObject(PyObject *arg) +{ + XxoObject *self; + self = PyObject_New(XxoObject, &Xxo_Type); + if (self == NULL) + return NULL; + self->x_attr = NULL; + return self; +} + +/* Xxo methods */ + +static void +Xxo_dealloc(XxoObject *self) +{ + Py_XDECREF(self->x_attr); + PyObject_Del(self); +} + +static PyObject * +Xxo_demo(XxoObject *self, PyObject *args) +{ + if (!PyArg_ParseTuple(args, ":demo")) + return NULL; + Py_INCREF(Py_None); + return Py_None; +} + +static PyMethodDef Xxo_methods[] = { + {"demo", (PyCFunction)Xxo_demo, METH_VARARGS, + PyDoc_STR("demo() -> None")}, + {NULL, NULL} /* sentinel */ +}; + +static PyObject * +Xxo_getattr(XxoObject *self, char *name) +{ + if (self->x_attr != NULL) { + PyObject *v = PyDict_GetItemString(self->x_attr, name); + if (v != NULL) { + Py_INCREF(v); + return v; + } + } + return Py_FindMethod(Xxo_methods, (PyObject *)self, name); +} + +static int +Xxo_setattr(XxoObject *self, char *name, PyObject *v) +{ + if (self->x_attr == NULL) { + self->x_attr = PyDict_New(); + if (self->x_attr == NULL) + return -1; + } + if (v == NULL) { + int rv = PyDict_DelItemString(self->x_attr, name); + if (rv < 0) + PyErr_SetString(PyExc_AttributeError, + "delete non-existing Xxo attribute"); + return rv; + } + else + return PyDict_SetItemString(self->x_attr, name, v); +} + +static PyTypeObject Xxo_Type = { + /* The ob_type field must be initialized in the module init function + * to be portable to Windows without using C++. */ + PyVarObject_HEAD_INIT(NULL, 0) + "xxmodule.Xxo", /*tp_name*/ + sizeof(XxoObject), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + /* methods */ + (destructor)Xxo_dealloc, /*tp_dealloc*/ + 0, /*tp_print*/ + (getattrfunc)Xxo_getattr, /*tp_getattr*/ + (setattrfunc)Xxo_setattr, /*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, /*tp_flags*/ + 0, /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + 0, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + 0, /*tp_init*/ + 0, /*tp_alloc*/ + 0, /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ +}; +/* --------------------------------------------------------------------- */ + +/* Function of two integers returning integer */ + +PyDoc_STRVAR(xx_foo_doc, +"foo(i,j)\n\ +\n\ +Return the sum of i and j."); + +static PyObject * +xx_foo(PyObject *self, PyObject *args) +{ + long i, j; + long res; + if (!PyArg_ParseTuple(args, "ll:foo", &i, &j)) + return NULL; + res = i+j; /* XXX Do something here */ + return PyInt_FromLong(res); +} + + +/* Function of no arguments returning new Xxo object */ + +static PyObject * +xx_new(PyObject *self, PyObject *args) +{ + XxoObject *rv; + + if (!PyArg_ParseTuple(args, ":new")) + return NULL; + rv = newXxoObject(args); + if (rv == NULL) + return NULL; + return (PyObject *)rv; +} + +/* Example with subtle bug from extensions manual ("Thin Ice"). */ + +static PyObject * +xx_bug(PyObject *self, PyObject *args) +{ + PyObject *list, *item; + + if (!PyArg_ParseTuple(args, "O:bug", &list)) + return NULL; + + item = PyList_GetItem(list, 0); + /* Py_INCREF(item); */ + PyList_SetItem(list, 1, PyInt_FromLong(0L)); + PyObject_Print(item, stdout, 0); + printf("\n"); + /* Py_DECREF(item); */ + + Py_INCREF(Py_None); + return Py_None; +} + +/* Test bad format character */ + +static PyObject * +xx_roj(PyObject *self, PyObject *args) +{ + PyObject *a; + long b; + if (!PyArg_ParseTuple(args, "O#:roj", &a, &b)) + return NULL; + Py_INCREF(Py_None); + return Py_None; +} + + +/* ---------- */ + +static PyTypeObject Str_Type = { + /* The ob_type field must be initialized in the module init function + * to be portable to Windows without using C++. */ + PyVarObject_HEAD_INIT(NULL, 0) + "xxmodule.Str", /*tp_name*/ + 0, /*tp_basicsize*/ + 0, /*tp_itemsize*/ + /* methods */ + 0, /*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, /*tp_flags*/ + 0, /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + 0, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /* see initxx */ /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + 0, /*tp_init*/ + 0, /*tp_alloc*/ + 0, /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ +}; + +/* ---------- */ + +static PyObject * +null_richcompare(PyObject *self, PyObject *other, int op) +{ + Py_INCREF(Py_NotImplemented); + return Py_NotImplemented; +} + +static PyTypeObject Null_Type = { + /* The ob_type field must be initialized in the module init function + * to be portable to Windows without using C++. */ + PyVarObject_HEAD_INIT(NULL, 0) + "xxmodule.Null", /*tp_name*/ + 0, /*tp_basicsize*/ + 0, /*tp_itemsize*/ + /* methods */ + 0, /*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, /*tp_flags*/ + 0, /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + null_richcompare, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + 0, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /* see initxx */ /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + 0, /*tp_init*/ + 0, /*tp_alloc*/ + 0, /* see initxx */ /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ +}; + + +/* ---------- */ + + +/* List of functions defined in the module */ + +static PyMethodDef xx_methods[] = { + {"roj", xx_roj, METH_VARARGS, + PyDoc_STR("roj(a,b) -> None")}, + {"foo", xx_foo, METH_VARARGS, + xx_foo_doc}, + {"new", xx_new, METH_VARARGS, + PyDoc_STR("new() -> new Xx object")}, + {"bug", xx_bug, METH_VARARGS, + PyDoc_STR("bug(o) -> None")}, + {NULL, NULL} /* sentinel */ +}; + +PyDoc_STRVAR(module_doc, +"This is a template module just for instruction."); + +/* Initialization function for the module (*must* be called initxx) */ + +PyMODINIT_FUNC +initxx(void) +{ + PyObject *m; + + /* Due to cross platform compiler issues the slots must be filled + * here. It's required for portability to Windows without requiring + * C++. */ + Null_Type.tp_base = &PyBaseObject_Type; + Null_Type.tp_new = PyType_GenericNew; + Str_Type.tp_base = &PyUnicode_Type; + + /* Finalize the type object including setting type of the new type + * object; doing it here is required for portability, too. */ + if (PyType_Ready(&Xxo_Type) < 0) + return; + + /* Create the module and add the functions */ + m = Py_InitModule3("xx", xx_methods, module_doc); + if (m == NULL) + return; + + /* Add some symbolic constants to the module */ + if (ErrorObject == NULL) { + ErrorObject = PyErr_NewException("xx.error", NULL, NULL); + if (ErrorObject == NULL) + return; + } + Py_INCREF(ErrorObject); + PyModule_AddObject(m, "error", ErrorObject); + + /* Add Str */ + if (PyType_Ready(&Str_Type) < 0) + return; + PyModule_AddObject(m, "Str", (PyObject *)&Str_Type); + + /* Add Null */ + if (PyType_Ready(&Null_Type) < 0) + return; + PyModule_AddObject(m, "Null", (PyObject *)&Null_Type); +} |