cpython/Modules/clinic/_weakref.c.h

114 lines
3.2 KiB
C

/*[clinic input]
preserve
[clinic start generated code]*/
PyDoc_STRVAR(_weakref_getweakrefcount__doc__,
"getweakrefcount($module, object, /)\n"
"--\n"
"\n"
"Return the number of weak references to \'object\'.");
#define _WEAKREF_GETWEAKREFCOUNT_METHODDEF \
{"getweakrefcount", (PyCFunction)_weakref_getweakrefcount, METH_O, _weakref_getweakrefcount__doc__},
static Py_ssize_t
_weakref_getweakrefcount_impl(PyObject *module, PyObject *object);
static PyObject *
_weakref_getweakrefcount(PyObject *module, PyObject *object)
{
PyObject *return_value = NULL;
Py_ssize_t _return_value;
_return_value = _weakref_getweakrefcount_impl(module, object);
if ((_return_value == -1) && PyErr_Occurred()) {
goto exit;
}
return_value = PyLong_FromSsize_t(_return_value);
exit:
return return_value;
}
PyDoc_STRVAR(_weakref__remove_dead_weakref__doc__,
"_remove_dead_weakref($module, dct, key, /)\n"
"--\n"
"\n"
"Atomically remove key from dict if it points to a dead weakref.");
#define _WEAKREF__REMOVE_DEAD_WEAKREF_METHODDEF \
{"_remove_dead_weakref", (PyCFunction)(void(*)(void))_weakref__remove_dead_weakref, METH_FASTCALL, _weakref__remove_dead_weakref__doc__},
static PyObject *
_weakref__remove_dead_weakref_impl(PyObject *module, PyObject *dct,
PyObject *key);
static PyObject *
_weakref__remove_dead_weakref(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
PyObject *dct;
PyObject *key;
if (!_PyArg_CheckPositional("_remove_dead_weakref", nargs, 2, 2)) {
goto exit;
}
if (!PyDict_Check(args[0])) {
_PyArg_BadArgument("_remove_dead_weakref", "argument 1", "dict", args[0]);
goto exit;
}
dct = args[0];
key = args[1];
return_value = _weakref__remove_dead_weakref_impl(module, dct, key);
exit:
return return_value;
}
PyDoc_STRVAR(_weakref_getweakrefs__doc__,
"getweakrefs($module, object, /)\n"
"--\n"
"\n"
"Return a list of all weak reference objects pointing to \'object\'.");
#define _WEAKREF_GETWEAKREFS_METHODDEF \
{"getweakrefs", (PyCFunction)_weakref_getweakrefs, METH_O, _weakref_getweakrefs__doc__},
PyDoc_STRVAR(_weakref_proxy__doc__,
"proxy($module, object, callback=None, /)\n"
"--\n"
"\n"
"Create a proxy object that weakly references \'object\'.\n"
"\n"
"\'callback\', if given, is called with a reference to the\n"
"proxy when \'object\' is about to be finalized.");
#define _WEAKREF_PROXY_METHODDEF \
{"proxy", (PyCFunction)(void(*)(void))_weakref_proxy, METH_FASTCALL, _weakref_proxy__doc__},
static PyObject *
_weakref_proxy_impl(PyObject *module, PyObject *object, PyObject *callback);
static PyObject *
_weakref_proxy(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
PyObject *object;
PyObject *callback = NULL;
if (!_PyArg_CheckPositional("proxy", nargs, 1, 2)) {
goto exit;
}
object = args[0];
if (nargs < 2) {
goto skip_optional;
}
callback = args[1];
skip_optional:
return_value = _weakref_proxy_impl(module, object, callback);
exit:
return return_value;
}
/*[clinic end generated code: output=5a10a1fa43722399 input=a9049054013a1b77]*/