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gh-105140: remove unused arg of _PyErr_ChainStackItem (#105141)

This commit is contained in:
Irit Katriel 2023-06-01 21:57:28 +01:00 committed by GitHub
parent ede89af605
commit 60f8117d0c
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3 changed files with 9 additions and 34 deletions
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3
Include/internal/pycore_pyerrors.h
View File

@ -61,8 +61,7 @@ PyAPI_FUNC(void) _PyErr_SetObject(
PyObject *type,
PyObject *value);
PyAPI_FUNC(void) _PyErr_ChainStackItem(
_PyErr_StackItem *exc_info);
PyAPI_FUNC(void) _PyErr_ChainStackItem(void);
PyAPI_FUNC(void) _PyErr_Clear(PyThreadState *tstate);

2
Objects/genobject.c
View File

@ -222,7 +222,7 @@ gen_send_ex2(PyGenObject *gen, PyObject *arg, PyObject **presult,
if (exc) {
assert(_PyErr_Occurred(tstate));
_PyErr_ChainStackItem(NULL);
_PyErr_ChainStackItem();
}
gen->gi_frame_state = FRAME_EXECUTING;

38
Python/errors.c
View File

@ -703,52 +703,28 @@ _PyErr_ChainExceptions1(PyObject *exc)
}
}
/* Set the currently set exception's context to the given exception.
If the provided exc_info is NULL, then the current Python thread state's
exc_info will be used for the context instead.
/* If the current thread is handling an exception (exc_info is ), set this
exception as the context of the current raised exception.
This function can only be called when _PyErr_Occurred() is true.
Also, this function won't create any cycles in the exception context
chain to the extent that _PyErr_SetObject ensures this. */
void
_PyErr_ChainStackItem(_PyErr_StackItem *exc_info)
_PyErr_ChainStackItem(void)
{
PyThreadState *tstate = _PyThreadState_GET();
assert(_PyErr_Occurred(tstate));
int exc_info_given;
if (exc_info == NULL) {
exc_info_given = 0;
exc_info = tstate->exc_info;
} else {
exc_info_given = 1;
}
_PyErr_StackItem *exc_info = tstate->exc_info;
if (exc_info->exc_value == NULL || exc_info->exc_value == Py_None) {
return;
}
_PyErr_StackItem *saved_exc_info;
if (exc_info_given) {
/* Temporarily set the thread state's exc_info since this is what
_PyErr_SetObject uses for implicit exception chaining. */
saved_exc_info = tstate->exc_info;
tstate->exc_info = exc_info;
}
PyObject *typ, *val, *tb;
_PyErr_Fetch(tstate, &typ, &val, &tb);
PyObject *exc = _PyErr_GetRaisedException(tstate);
/* _PyErr_SetObject sets the context from PyThreadState. */
_PyErr_SetObject(tstate, typ, val);
Py_DECREF(typ); // since _PyErr_Occurred was true
Py_XDECREF(val);
Py_XDECREF(tb);
if (exc_info_given) {
tstate->exc_info = saved_exc_info;
}
_PyErr_SetObject(tstate, (PyObject *) Py_TYPE(exc), exc);
Py_DECREF(exc); // since _PyErr_Occurred was true
}
static PyObject *