mirror of
https://github.com/python/cpython.git
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b697d8c48e
This change makes it easier to backport the _interpreters, _interpqueues, and _interpchannels modules to Python 3.12.
102 lines
3.2 KiB
C
102 lines
3.2 KiB
C
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/* InterpreterError extends Exception */
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static PyTypeObject _PyExc_InterpreterError = {
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PyVarObject_HEAD_INIT(NULL, 0)
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.tp_name = "interpreters.InterpreterError",
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.tp_doc = PyDoc_STR("A cross-interpreter operation failed"),
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.tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_GC,
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//.tp_traverse = ((PyTypeObject *)PyExc_Exception)->tp_traverse,
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//.tp_clear = ((PyTypeObject *)PyExc_Exception)->tp_clear,
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//.tp_base = (PyTypeObject *)PyExc_Exception,
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};
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PyObject *PyExc_InterpreterError = (PyObject *)&_PyExc_InterpreterError;
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/* InterpreterNotFoundError extends InterpreterError */
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static PyTypeObject _PyExc_InterpreterNotFoundError = {
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PyVarObject_HEAD_INIT(NULL, 0)
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.tp_name = "interpreters.InterpreterNotFoundError",
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.tp_doc = PyDoc_STR("An interpreter was not found"),
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.tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_GC,
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//.tp_traverse = ((PyTypeObject *)PyExc_Exception)->tp_traverse,
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//.tp_clear = ((PyTypeObject *)PyExc_Exception)->tp_clear,
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.tp_base = &_PyExc_InterpreterError,
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};
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PyObject *PyExc_InterpreterNotFoundError = (PyObject *)&_PyExc_InterpreterNotFoundError;
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/* lifecycle */
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static int
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init_static_exctypes(exceptions_t *state, PyInterpreterState *interp)
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{
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assert(state == &_PyXI_GET_STATE(interp)->exceptions);
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PyTypeObject *base = (PyTypeObject *)PyExc_Exception;
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// PyExc_InterpreterError
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_PyExc_InterpreterError.tp_base = base;
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_PyExc_InterpreterError.tp_traverse = base->tp_traverse;
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_PyExc_InterpreterError.tp_clear = base->tp_clear;
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if (_PyStaticType_InitBuiltin(interp, &_PyExc_InterpreterError) < 0) {
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goto error;
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}
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state->PyExc_InterpreterError = (PyObject *)&_PyExc_InterpreterError;
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// PyExc_InterpreterNotFoundError
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_PyExc_InterpreterNotFoundError.tp_traverse = base->tp_traverse;
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_PyExc_InterpreterNotFoundError.tp_clear = base->tp_clear;
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if (_PyStaticType_InitBuiltin(interp, &_PyExc_InterpreterNotFoundError) < 0) {
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goto error;
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}
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state->PyExc_InterpreterNotFoundError =
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(PyObject *)&_PyExc_InterpreterNotFoundError;
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return 0;
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error:
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fini_static_exctypes(state, interp);
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return -1;
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}
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static void
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fini_static_exctypes(exceptions_t *state, PyInterpreterState *interp)
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{
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assert(state == &_PyXI_GET_STATE(interp)->exceptions);
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if (state->PyExc_InterpreterNotFoundError != NULL) {
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state->PyExc_InterpreterNotFoundError = NULL;
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_PyStaticType_FiniBuiltin(interp, &_PyExc_InterpreterNotFoundError);
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}
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if (state->PyExc_InterpreterError != NULL) {
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state->PyExc_InterpreterError = NULL;
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_PyStaticType_FiniBuiltin(interp, &_PyExc_InterpreterError);
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}
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}
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static int
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init_heap_exctypes(exceptions_t *state)
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{
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PyObject *exctype;
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/* NotShareableError extends ValueError */
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const char *name = "interpreters.NotShareableError";
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PyObject *base = PyExc_ValueError;
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PyObject *ns = NULL;
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exctype = PyErr_NewException(name, base, ns);
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if (exctype == NULL) {
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goto error;
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}
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state->PyExc_NotShareableError = exctype;
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return 0;
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error:
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fini_heap_exctypes(state);
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return -1;
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}
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static void
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fini_heap_exctypes(exceptions_t *state)
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{
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Py_CLEAR(state->PyExc_NotShareableError);
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}
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