585 lines
15 KiB
C
585 lines
15 KiB
C
|
|
/* Testing module for multi-phase initialization of extension modules (PEP 489)
|
|
*/
|
|
|
|
#include "Python.h"
|
|
|
|
/* Example objects */
|
|
typedef struct {
|
|
PyObject_HEAD
|
|
PyObject *x_attr; /* Attributes dictionary */
|
|
} ExampleObject;
|
|
|
|
/* Example methods */
|
|
|
|
static int
|
|
Example_traverse(ExampleObject *self, visitproc visit, void *arg)
|
|
{
|
|
Py_VISIT(self->x_attr);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
Example_finalize(ExampleObject *self)
|
|
{
|
|
Py_CLEAR(self->x_attr);
|
|
return 0;
|
|
}
|
|
|
|
static PyObject *
|
|
Example_demo(ExampleObject *self, PyObject *args)
|
|
{
|
|
PyObject *o = NULL;
|
|
if (!PyArg_ParseTuple(args, "|O:demo", &o))
|
|
return NULL;
|
|
if (o != NULL && PyUnicode_Check(o)) {
|
|
Py_INCREF(o);
|
|
return o;
|
|
}
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
|
|
static PyMethodDef Example_methods[] = {
|
|
{"demo", (PyCFunction)Example_demo, METH_VARARGS,
|
|
PyDoc_STR("demo() -> None")},
|
|
{NULL, NULL} /* sentinel */
|
|
};
|
|
|
|
static PyObject *
|
|
Example_getattro(ExampleObject *self, PyObject *name)
|
|
{
|
|
if (self->x_attr != NULL) {
|
|
PyObject *v = PyDict_GetItem(self->x_attr, name);
|
|
if (v != NULL) {
|
|
Py_INCREF(v);
|
|
return v;
|
|
}
|
|
}
|
|
return PyObject_GenericGetAttr((PyObject *)self, name);
|
|
}
|
|
|
|
static int
|
|
Example_setattr(ExampleObject *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 Example attribute");
|
|
return rv;
|
|
}
|
|
else
|
|
return PyDict_SetItemString(self->x_attr, name, v);
|
|
}
|
|
|
|
static PyType_Slot Example_Type_slots[] = {
|
|
{Py_tp_doc, "The Example type"},
|
|
{Py_tp_finalize, Example_finalize},
|
|
{Py_tp_traverse, Example_traverse},
|
|
{Py_tp_getattro, Example_getattro},
|
|
{Py_tp_setattr, Example_setattr},
|
|
{Py_tp_methods, Example_methods},
|
|
{0, 0},
|
|
};
|
|
|
|
static PyType_Spec Example_Type_spec = {
|
|
"_testimportexec.Example",
|
|
sizeof(ExampleObject),
|
|
0,
|
|
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_HAVE_FINALIZE,
|
|
Example_Type_slots
|
|
};
|
|
|
|
/* Function of two integers returning integer */
|
|
|
|
PyDoc_STRVAR(testexport_foo_doc,
|
|
"foo(i,j)\n\
|
|
\n\
|
|
Return the sum of i and j.");
|
|
|
|
static PyObject *
|
|
testexport_foo(PyObject *self, PyObject *args)
|
|
{
|
|
long i, j;
|
|
long res;
|
|
if (!PyArg_ParseTuple(args, "ll:foo", &i, &j))
|
|
return NULL;
|
|
res = i + j;
|
|
return PyLong_FromLong(res);
|
|
}
|
|
|
|
/* Test that PyState registration fails */
|
|
|
|
PyDoc_STRVAR(call_state_registration_func_doc,
|
|
"register_state(0): call PyState_FindModule()\n\
|
|
register_state(1): call PyState_AddModule()\n\
|
|
register_state(2): call PyState_RemoveModule()");
|
|
|
|
static PyObject *
|
|
call_state_registration_func(PyObject *mod, PyObject *args)
|
|
{
|
|
int i, ret;
|
|
PyModuleDef *def = PyModule_GetDef(mod);
|
|
if (def == NULL) {
|
|
return NULL;
|
|
}
|
|
if (!PyArg_ParseTuple(args, "i:call_state_registration_func", &i))
|
|
return NULL;
|
|
switch (i) {
|
|
case 0:
|
|
mod = PyState_FindModule(def);
|
|
if (mod == NULL) {
|
|
Py_RETURN_NONE;
|
|
}
|
|
return mod;
|
|
case 1:
|
|
ret = PyState_AddModule(mod, def);
|
|
if (ret != 0) {
|
|
return NULL;
|
|
}
|
|
break;
|
|
case 2:
|
|
ret = PyState_RemoveModule(def);
|
|
if (ret != 0) {
|
|
return NULL;
|
|
}
|
|
break;
|
|
}
|
|
Py_RETURN_NONE;
|
|
}
|
|
|
|
|
|
static PyType_Slot Str_Type_slots[] = {
|
|
{Py_tp_base, NULL}, /* filled out in module exec function */
|
|
{0, 0},
|
|
};
|
|
|
|
static PyType_Spec Str_Type_spec = {
|
|
"_testimportexec.Str",
|
|
0,
|
|
0,
|
|
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
|
|
Str_Type_slots
|
|
};
|
|
|
|
static PyMethodDef testexport_methods[] = {
|
|
{"foo", testexport_foo, METH_VARARGS,
|
|
testexport_foo_doc},
|
|
{"call_state_registration_func", call_state_registration_func,
|
|
METH_VARARGS, call_state_registration_func_doc},
|
|
{NULL, NULL} /* sentinel */
|
|
};
|
|
|
|
static int execfunc(PyObject *m)
|
|
{
|
|
PyObject *temp = NULL;
|
|
|
|
/* Due to cross platform compiler issues the slots must be filled
|
|
* here. It's required for portability to Windows without requiring
|
|
* C++. */
|
|
Str_Type_slots[0].pfunc = &PyUnicode_Type;
|
|
|
|
/* Add a custom type */
|
|
temp = PyType_FromSpec(&Example_Type_spec);
|
|
if (temp == NULL)
|
|
goto fail;
|
|
if (PyModule_AddObject(m, "Example", temp) != 0)
|
|
goto fail;
|
|
|
|
/* Add an exception type */
|
|
temp = PyErr_NewException("_testimportexec.error", NULL, NULL);
|
|
if (temp == NULL)
|
|
goto fail;
|
|
if (PyModule_AddObject(m, "error", temp) != 0)
|
|
goto fail;
|
|
|
|
/* Add Str */
|
|
temp = PyType_FromSpec(&Str_Type_spec);
|
|
if (temp == NULL)
|
|
goto fail;
|
|
if (PyModule_AddObject(m, "Str", temp) != 0)
|
|
goto fail;
|
|
|
|
if (PyModule_AddIntConstant(m, "int_const", 1969) != 0)
|
|
goto fail;
|
|
|
|
if (PyModule_AddStringConstant(m, "str_const", "something different") != 0)
|
|
goto fail;
|
|
|
|
return 0;
|
|
fail:
|
|
return -1;
|
|
}
|
|
|
|
/* Helper for module definitions; there'll be a lot of them */
|
|
#define TEST_MODULE_DEF(name, slots, methods) { \
|
|
PyModuleDef_HEAD_INIT, /* m_base */ \
|
|
name, /* m_name */ \
|
|
PyDoc_STR("Test module " name), /* m_doc */ \
|
|
0, /* m_size */ \
|
|
methods, /* m_methods */ \
|
|
slots, /* m_slots */ \
|
|
NULL, /* m_traverse */ \
|
|
NULL, /* m_clear */ \
|
|
NULL, /* m_free */ \
|
|
}
|
|
|
|
PyModuleDef_Slot main_slots[] = {
|
|
{Py_mod_exec, execfunc},
|
|
{0, NULL},
|
|
};
|
|
|
|
static PyModuleDef main_def = TEST_MODULE_DEF("main", main_slots, testexport_methods);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&main_def);
|
|
}
|
|
|
|
|
|
/**** Importing a non-module object ****/
|
|
|
|
static PyModuleDef def_nonmodule;
|
|
|
|
/* Create a SimpleNamespace(three=3) */
|
|
static PyObject*
|
|
createfunc_nonmodule(PyObject *spec, PyModuleDef *def)
|
|
{
|
|
PyObject *dct, *ns, *three;
|
|
|
|
if (def != &def_nonmodule) {
|
|
PyErr_SetString(PyExc_SystemError, "def does not match");
|
|
return NULL;
|
|
}
|
|
|
|
dct = PyDict_New();
|
|
if (dct == NULL)
|
|
return NULL;
|
|
|
|
three = PyLong_FromLong(3);
|
|
if (three == NULL) {
|
|
Py_DECREF(dct);
|
|
return NULL;
|
|
}
|
|
PyDict_SetItemString(dct, "three", three);
|
|
Py_DECREF(three);
|
|
|
|
ns = _PyNamespace_New(dct);
|
|
Py_DECREF(dct);
|
|
return ns;
|
|
}
|
|
|
|
static PyModuleDef_Slot slots_create_nonmodule[] = {
|
|
{Py_mod_create, createfunc_nonmodule},
|
|
{0, NULL},
|
|
};
|
|
|
|
static PyModuleDef def_nonmodule = TEST_MODULE_DEF(
|
|
"_testmultiphase_nonmodule", slots_create_nonmodule, NULL);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_nonmodule(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_nonmodule);
|
|
}
|
|
|
|
/**** Non-ASCII-named modules ****/
|
|
|
|
static PyModuleDef def_nonascii_latin = { \
|
|
PyModuleDef_HEAD_INIT, /* m_base */
|
|
"_testmultiphase_nonascii_latin", /* m_name */
|
|
PyDoc_STR("Module named in Czech"), /* m_doc */
|
|
0, /* m_size */
|
|
NULL, /* m_methods */
|
|
NULL, /* m_slots */
|
|
NULL, /* m_traverse */
|
|
NULL, /* m_clear */
|
|
NULL, /* m_free */
|
|
};
|
|
|
|
PyMODINIT_FUNC
|
|
PyInitU__testmultiphase_zkouka_naten_evc07gi8e(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_nonascii_latin);
|
|
}
|
|
|
|
static PyModuleDef def_nonascii_kana = { \
|
|
PyModuleDef_HEAD_INIT, /* m_base */
|
|
"_testmultiphase_nonascii_kana", /* m_name */
|
|
PyDoc_STR("Module named in Japanese"), /* m_doc */
|
|
0, /* m_size */
|
|
NULL, /* m_methods */
|
|
NULL, /* m_slots */
|
|
NULL, /* m_traverse */
|
|
NULL, /* m_clear */
|
|
NULL, /* m_free */
|
|
};
|
|
|
|
PyMODINIT_FUNC
|
|
PyInitU_eckzbwbhc6jpgzcx415x(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_nonascii_kana);
|
|
}
|
|
|
|
/*** Module with a single-character name ***/
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit_x(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&main_def);
|
|
}
|
|
|
|
/**** Testing NULL slots ****/
|
|
|
|
static PyModuleDef null_slots_def = TEST_MODULE_DEF(
|
|
"_testmultiphase_null_slots", NULL, NULL);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_null_slots(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&null_slots_def);
|
|
}
|
|
|
|
/**** Problematic modules ****/
|
|
|
|
static PyModuleDef_Slot slots_bad_large[] = {
|
|
{_Py_mod_LAST_SLOT + 1, NULL},
|
|
{0, NULL},
|
|
};
|
|
|
|
static PyModuleDef def_bad_large = TEST_MODULE_DEF(
|
|
"_testmultiphase_bad_slot_large", slots_bad_large, NULL);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_bad_slot_large(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_bad_large);
|
|
}
|
|
|
|
static PyModuleDef_Slot slots_bad_negative[] = {
|
|
{-1, NULL},
|
|
{0, NULL},
|
|
};
|
|
|
|
static PyModuleDef def_bad_negative = TEST_MODULE_DEF(
|
|
"_testmultiphase_bad_slot_negative", slots_bad_negative, NULL);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_bad_slot_negative(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_bad_negative);
|
|
}
|
|
|
|
static PyModuleDef def_create_int_with_state = { \
|
|
PyModuleDef_HEAD_INIT, /* m_base */
|
|
"create_with_state", /* m_name */
|
|
PyDoc_STR("Not a PyModuleObject object, but requests per-module state"),
|
|
10, /* m_size */
|
|
NULL, /* m_methods */
|
|
slots_create_nonmodule, /* m_slots */
|
|
NULL, /* m_traverse */
|
|
NULL, /* m_clear */
|
|
NULL, /* m_free */
|
|
};
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_create_int_with_state(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_create_int_with_state);
|
|
}
|
|
|
|
|
|
static PyModuleDef def_negative_size = { \
|
|
PyModuleDef_HEAD_INIT, /* m_base */
|
|
"negative_size", /* m_name */
|
|
PyDoc_STR("PyModuleDef with negative m_size"),
|
|
-1, /* m_size */
|
|
NULL, /* m_methods */
|
|
slots_create_nonmodule, /* m_slots */
|
|
NULL, /* m_traverse */
|
|
NULL, /* m_clear */
|
|
NULL, /* m_free */
|
|
};
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_negative_size(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_negative_size);
|
|
}
|
|
|
|
|
|
static PyModuleDef uninitialized_def = TEST_MODULE_DEF("main", main_slots, testexport_methods);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_export_uninitialized(PyObject *spec)
|
|
{
|
|
return (PyObject*) &uninitialized_def;
|
|
}
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_export_null(PyObject *spec)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_export_raise(PyObject *spec)
|
|
{
|
|
PyErr_SetString(PyExc_SystemError, "bad export function");
|
|
return NULL;
|
|
}
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_export_unreported_exception(PyObject *spec)
|
|
{
|
|
PyErr_SetString(PyExc_SystemError, "bad export function");
|
|
return PyModuleDef_Init(&main_def);
|
|
}
|
|
|
|
static PyObject*
|
|
createfunc_null(PyObject *spec, PyModuleDef *def)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
PyModuleDef_Slot slots_create_null[] = {
|
|
{Py_mod_create, createfunc_null},
|
|
{0, NULL},
|
|
};
|
|
|
|
static PyModuleDef def_create_null = TEST_MODULE_DEF(
|
|
"_testmultiphase_create_null", slots_create_null, NULL);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_create_null(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_create_null);
|
|
}
|
|
|
|
static PyObject*
|
|
createfunc_raise(PyObject *spec, PyModuleDef *def)
|
|
{
|
|
PyErr_SetString(PyExc_SystemError, "bad create function");
|
|
return NULL;
|
|
}
|
|
|
|
static PyModuleDef_Slot slots_create_raise[] = {
|
|
{Py_mod_create, createfunc_raise},
|
|
{0, NULL},
|
|
};
|
|
|
|
static PyModuleDef def_create_raise = TEST_MODULE_DEF(
|
|
"_testmultiphase_create_null", slots_create_raise, NULL);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_create_raise(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_create_raise);
|
|
}
|
|
|
|
static PyObject*
|
|
createfunc_unreported_exception(PyObject *spec, PyModuleDef *def)
|
|
{
|
|
PyErr_SetString(PyExc_SystemError, "bad create function");
|
|
return PyModule_New("foo");
|
|
}
|
|
|
|
static PyModuleDef_Slot slots_create_unreported_exception[] = {
|
|
{Py_mod_create, createfunc_unreported_exception},
|
|
{0, NULL},
|
|
};
|
|
|
|
static PyModuleDef def_create_unreported_exception = TEST_MODULE_DEF(
|
|
"_testmultiphase_create_unreported_exception", slots_create_unreported_exception, NULL);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_create_unreported_exception(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_create_unreported_exception);
|
|
}
|
|
|
|
static PyModuleDef_Slot slots_nonmodule_with_exec_slots[] = {
|
|
{Py_mod_create, createfunc_nonmodule},
|
|
{Py_mod_exec, execfunc},
|
|
{0, NULL},
|
|
};
|
|
|
|
static PyModuleDef def_nonmodule_with_exec_slots = TEST_MODULE_DEF(
|
|
"_testmultiphase_nonmodule_with_exec_slots", slots_nonmodule_with_exec_slots, NULL);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_nonmodule_with_exec_slots(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_nonmodule_with_exec_slots);
|
|
}
|
|
|
|
static int
|
|
execfunc_err(PyObject *mod)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static PyModuleDef_Slot slots_exec_err[] = {
|
|
{Py_mod_exec, execfunc_err},
|
|
{0, NULL},
|
|
};
|
|
|
|
static PyModuleDef def_exec_err = TEST_MODULE_DEF(
|
|
"_testmultiphase_exec_err", slots_exec_err, NULL);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_exec_err(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_exec_err);
|
|
}
|
|
|
|
static int
|
|
execfunc_raise(PyObject *spec)
|
|
{
|
|
PyErr_SetString(PyExc_SystemError, "bad exec function");
|
|
return -1;
|
|
}
|
|
|
|
static PyModuleDef_Slot slots_exec_raise[] = {
|
|
{Py_mod_exec, execfunc_raise},
|
|
{0, NULL},
|
|
};
|
|
|
|
static PyModuleDef def_exec_raise = TEST_MODULE_DEF(
|
|
"_testmultiphase_exec_raise", slots_exec_raise, NULL);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_exec_raise(PyObject *mod)
|
|
{
|
|
return PyModuleDef_Init(&def_exec_raise);
|
|
}
|
|
|
|
static int
|
|
execfunc_unreported_exception(PyObject *mod)
|
|
{
|
|
PyErr_SetString(PyExc_SystemError, "bad exec function");
|
|
return 0;
|
|
}
|
|
|
|
static PyModuleDef_Slot slots_exec_unreported_exception[] = {
|
|
{Py_mod_exec, execfunc_unreported_exception},
|
|
{0, NULL},
|
|
};
|
|
|
|
static PyModuleDef def_exec_unreported_exception = TEST_MODULE_DEF(
|
|
"_testmultiphase_exec_unreported_exception", slots_exec_unreported_exception, NULL);
|
|
|
|
PyMODINIT_FUNC
|
|
PyInit__testmultiphase_exec_unreported_exception(PyObject *spec)
|
|
{
|
|
return PyModuleDef_Init(&def_exec_unreported_exception);
|
|
}
|