diff options
| -rw-r--r-- | Include/pyerrors.h | 4 | ||||
| -rw-r--r-- | Modules/_io/_iomodule.c | 15 | ||||
| -rw-r--r-- | Modules/_io/bufferedio.c | 16 | ||||
| -rw-r--r-- | Modules/_io/textio.c | 16 | ||||
| -rw-r--r-- | Python/errors.c | 24 |
5 files changed, 33 insertions, 42 deletions
diff --git a/Include/pyerrors.h b/Include/pyerrors.h index 24bc2b7a8d..65b09f02de 100644 --- a/Include/pyerrors.h +++ b/Include/pyerrors.h @@ -123,7 +123,9 @@ PyAPI_FUNC(void) PyException_SetCause(PyObject *, PyObject *); /* Context manipulation (PEP 3134) */ PyAPI_FUNC(PyObject *) PyException_GetContext(PyObject *); PyAPI_FUNC(void) PyException_SetContext(PyObject *, PyObject *); - +#ifndef Py_LIMITED_API +PyAPI_FUNC(void) _PyErr_ChainExceptions(PyObject *, PyObject *, PyObject *); +#endif /* */ diff --git a/Modules/_io/_iomodule.c b/Modules/_io/_iomodule.c index 6f7af41382..e70c4b7611 100644 --- a/Modules/_io/_iomodule.c +++ b/Modules/_io/_iomodule.c @@ -458,19 +458,8 @@ io_open(PyObject *self, PyObject *args, PyObject *kwds) PyObject *exc, *val, *tb, *close_result; PyErr_Fetch(&exc, &val, &tb); close_result = _PyObject_CallMethodId(result, &PyId_close, NULL); - if (close_result != NULL) { - Py_DECREF(close_result); - PyErr_Restore(exc, val, tb); - } else { - PyObject *exc2, *val2, *tb2; - PyErr_Fetch(&exc2, &val2, &tb2); - PyErr_NormalizeException(&exc, &val, &tb); - Py_XDECREF(exc); - Py_XDECREF(tb); - PyErr_NormalizeException(&exc2, &val2, &tb2); - PyException_SetContext(val2, val); - PyErr_Restore(exc2, val2, tb2); - } + _PyErr_ChainExceptions(exc, val, tb); + Py_XDECREF(close_result); Py_DECREF(result); } Py_XDECREF(modeobj); diff --git a/Modules/_io/bufferedio.c b/Modules/_io/bufferedio.c index 3f14a20ab7..ce85f569a4 100644 --- a/Modules/_io/bufferedio.c +++ b/Modules/_io/bufferedio.c @@ -561,20 +561,8 @@ buffered_close(buffered *self, PyObject *args) } if (exc != NULL) { - if (res != NULL) { - Py_CLEAR(res); - PyErr_Restore(exc, val, tb); - } - else { - PyObject *exc2, *val2, *tb2; - PyErr_Fetch(&exc2, &val2, &tb2); - PyErr_NormalizeException(&exc, &val, &tb); - Py_DECREF(exc); - Py_XDECREF(tb); - PyErr_NormalizeException(&exc2, &val2, &tb2); - PyException_SetContext(val2, val); - PyErr_Restore(exc2, val2, tb2); - } + _PyErr_ChainExceptions(exc, val, tb); + Py_CLEAR(res); } end: diff --git a/Modules/_io/textio.c b/Modules/_io/textio.c index b4c3c406d3..177e0f3ce1 100644 --- a/Modules/_io/textio.c +++ b/Modules/_io/textio.c @@ -2614,20 +2614,8 @@ textiowrapper_close(textio *self, PyObject *args) res = _PyObject_CallMethodId(self->buffer, &PyId_close, NULL); if (exc != NULL) { - if (res != NULL) { - Py_CLEAR(res); - PyErr_Restore(exc, val, tb); - } - else { - PyObject *exc2, *val2, *tb2; - PyErr_Fetch(&exc2, &val2, &tb2); - PyErr_NormalizeException(&exc, &val, &tb); - Py_DECREF(exc); - Py_XDECREF(tb); - PyErr_NormalizeException(&exc2, &val2, &tb2); - PyException_SetContext(val2, val); - PyErr_Restore(exc2, val2, tb2); - } + _PyErr_ChainExceptions(exc, val, tb); + Py_CLEAR(res); } return res; } diff --git a/Python/errors.c b/Python/errors.c index fd55142525..940aef33a2 100644 --- a/Python/errors.c +++ b/Python/errors.c @@ -384,6 +384,30 @@ PyErr_SetExcInfo(PyObject *p_type, PyObject *p_value, PyObject *p_traceback) Py_XDECREF(oldtraceback); } +/* Like PyErr_Restore(), but if an exception is already set, + set the context associated with it. + */ +void +_PyErr_ChainExceptions(PyObject *exc, PyObject *val, PyObject *tb) +{ + if (exc == NULL) + return; + + if (PyErr_Occurred()) { + PyObject *exc2, *val2, *tb2; + PyErr_Fetch(&exc2, &val2, &tb2); + PyErr_NormalizeException(&exc, &val, &tb); + Py_DECREF(exc); + Py_XDECREF(tb); + PyErr_NormalizeException(&exc2, &val2, &tb2); + PyException_SetContext(val2, val); + PyErr_Restore(exc2, val2, tb2); + } + else { + PyErr_Restore(exc, val, tb); + } +} + /* Convenience functions to set a type error exception and return 0 */ int |