476 lines
16 KiB
C
476 lines
16 KiB
C
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#ifndef Py_ERRORS_H
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#define Py_ERRORS_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Error objects */
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#ifndef Py_LIMITED_API
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/* PyException_HEAD defines the initial segment of every exception class. */
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#define PyException_HEAD PyObject_HEAD PyObject *dict;\
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PyObject *args; PyObject *traceback;\
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PyObject *context; PyObject *cause;\
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char suppress_context;
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typedef struct {
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PyException_HEAD
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} PyBaseExceptionObject;
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typedef struct {
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PyException_HEAD
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PyObject *msg;
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PyObject *filename;
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PyObject *lineno;
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PyObject *offset;
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PyObject *text;
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PyObject *print_file_and_line;
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} PySyntaxErrorObject;
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typedef struct {
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PyException_HEAD
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PyObject *msg;
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PyObject *name;
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PyObject *path;
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} PyImportErrorObject;
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typedef struct {
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PyException_HEAD
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PyObject *encoding;
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PyObject *object;
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Py_ssize_t start;
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Py_ssize_t end;
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PyObject *reason;
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} PyUnicodeErrorObject;
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typedef struct {
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PyException_HEAD
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PyObject *code;
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} PySystemExitObject;
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typedef struct {
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PyException_HEAD
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PyObject *myerrno;
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PyObject *strerror;
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PyObject *filename;
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PyObject *filename2;
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#ifdef MS_WINDOWS
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PyObject *winerror;
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#endif
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Py_ssize_t written; /* only for BlockingIOError, -1 otherwise */
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} PyOSErrorObject;
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typedef struct {
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PyException_HEAD
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PyObject *value;
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} PyStopIterationObject;
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/* Compatibility typedefs */
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typedef PyOSErrorObject PyEnvironmentErrorObject;
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#ifdef MS_WINDOWS
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typedef PyOSErrorObject PyWindowsErrorObject;
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#endif
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#endif /* !Py_LIMITED_API */
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/* Error handling definitions */
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PyAPI_FUNC(void) PyErr_SetNone(PyObject *);
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PyAPI_FUNC(void) PyErr_SetObject(PyObject *, PyObject *);
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#ifndef Py_LIMITED_API
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PyAPI_FUNC(void) _PyErr_SetKeyError(PyObject *);
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#endif
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PyAPI_FUNC(void) PyErr_SetString(
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PyObject *exception,
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const char *string /* decoded from utf-8 */
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);
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PyAPI_FUNC(PyObject *) PyErr_Occurred(void);
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PyAPI_FUNC(void) PyErr_Clear(void);
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PyAPI_FUNC(void) PyErr_Fetch(PyObject **, PyObject **, PyObject **);
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PyAPI_FUNC(void) PyErr_Restore(PyObject *, PyObject *, PyObject *);
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PyAPI_FUNC(void) PyErr_GetExcInfo(PyObject **, PyObject **, PyObject **);
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PyAPI_FUNC(void) PyErr_SetExcInfo(PyObject *, PyObject *, PyObject *);
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#if defined(__clang__) || \
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(defined(__GNUC_MAJOR__) && \
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((__GNUC_MAJOR__ >= 3) || \
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(__GNUC_MAJOR__ == 2) && (__GNUC_MINOR__ >= 5)))
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#define _Py_NO_RETURN __attribute__((__noreturn__))
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#else
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#define _Py_NO_RETURN
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#endif
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/* Defined in Python/pylifecycle.c */
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PyAPI_FUNC(void) Py_FatalError(const char *message) _Py_NO_RETURN;
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#if defined(Py_DEBUG) || defined(Py_LIMITED_API)
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#define _PyErr_OCCURRED() PyErr_Occurred()
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#else
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#define _PyErr_OCCURRED() (PyThreadState_GET()->curexc_type)
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#endif
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/* Error testing and normalization */
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PyAPI_FUNC(int) PyErr_GivenExceptionMatches(PyObject *, PyObject *);
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PyAPI_FUNC(int) PyErr_ExceptionMatches(PyObject *);
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PyAPI_FUNC(void) PyErr_NormalizeException(PyObject**, PyObject**, PyObject**);
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/* Traceback manipulation (PEP 3134) */
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PyAPI_FUNC(int) PyException_SetTraceback(PyObject *, PyObject *);
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PyAPI_FUNC(PyObject *) PyException_GetTraceback(PyObject *);
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/* Cause manipulation (PEP 3134) */
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PyAPI_FUNC(PyObject *) PyException_GetCause(PyObject *);
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PyAPI_FUNC(void) PyException_SetCause(PyObject *, PyObject *);
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/* Context manipulation (PEP 3134) */
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PyAPI_FUNC(PyObject *) PyException_GetContext(PyObject *);
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PyAPI_FUNC(void) PyException_SetContext(PyObject *, PyObject *);
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#ifndef Py_LIMITED_API
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PyAPI_FUNC(void) _PyErr_ChainExceptions(PyObject *, PyObject *, PyObject *);
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#endif
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/* */
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#define PyExceptionClass_Check(x) \
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(PyType_Check((x)) && \
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PyType_FastSubclass((PyTypeObject*)(x), Py_TPFLAGS_BASE_EXC_SUBCLASS))
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#define PyExceptionInstance_Check(x) \
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PyType_FastSubclass((x)->ob_type, Py_TPFLAGS_BASE_EXC_SUBCLASS)
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#define PyExceptionClass_Name(x) \
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((char *)(((PyTypeObject*)(x))->tp_name))
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#define PyExceptionInstance_Class(x) ((PyObject*)((x)->ob_type))
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/* Predefined exceptions */
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PyAPI_DATA(PyObject *) PyExc_BaseException;
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PyAPI_DATA(PyObject *) PyExc_Exception;
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PyAPI_DATA(PyObject *) PyExc_StopAsyncIteration;
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PyAPI_DATA(PyObject *) PyExc_StopIteration;
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PyAPI_DATA(PyObject *) PyExc_GeneratorExit;
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PyAPI_DATA(PyObject *) PyExc_ArithmeticError;
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PyAPI_DATA(PyObject *) PyExc_LookupError;
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PyAPI_DATA(PyObject *) PyExc_AssertionError;
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PyAPI_DATA(PyObject *) PyExc_AttributeError;
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PyAPI_DATA(PyObject *) PyExc_BufferError;
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PyAPI_DATA(PyObject *) PyExc_EOFError;
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PyAPI_DATA(PyObject *) PyExc_FloatingPointError;
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PyAPI_DATA(PyObject *) PyExc_OSError;
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PyAPI_DATA(PyObject *) PyExc_ImportError;
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PyAPI_DATA(PyObject *) PyExc_IndexError;
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PyAPI_DATA(PyObject *) PyExc_KeyError;
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PyAPI_DATA(PyObject *) PyExc_KeyboardInterrupt;
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PyAPI_DATA(PyObject *) PyExc_MemoryError;
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PyAPI_DATA(PyObject *) PyExc_NameError;
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PyAPI_DATA(PyObject *) PyExc_OverflowError;
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PyAPI_DATA(PyObject *) PyExc_RuntimeError;
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PyAPI_DATA(PyObject *) PyExc_RecursionError;
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PyAPI_DATA(PyObject *) PyExc_NotImplementedError;
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PyAPI_DATA(PyObject *) PyExc_SyntaxError;
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PyAPI_DATA(PyObject *) PyExc_IndentationError;
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PyAPI_DATA(PyObject *) PyExc_TabError;
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PyAPI_DATA(PyObject *) PyExc_ReferenceError;
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PyAPI_DATA(PyObject *) PyExc_SystemError;
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PyAPI_DATA(PyObject *) PyExc_SystemExit;
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PyAPI_DATA(PyObject *) PyExc_TypeError;
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PyAPI_DATA(PyObject *) PyExc_UnboundLocalError;
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PyAPI_DATA(PyObject *) PyExc_UnicodeError;
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PyAPI_DATA(PyObject *) PyExc_UnicodeEncodeError;
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PyAPI_DATA(PyObject *) PyExc_UnicodeDecodeError;
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PyAPI_DATA(PyObject *) PyExc_UnicodeTranslateError;
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PyAPI_DATA(PyObject *) PyExc_ValueError;
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PyAPI_DATA(PyObject *) PyExc_ZeroDivisionError;
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PyAPI_DATA(PyObject *) PyExc_BlockingIOError;
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PyAPI_DATA(PyObject *) PyExc_BrokenPipeError;
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PyAPI_DATA(PyObject *) PyExc_ChildProcessError;
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PyAPI_DATA(PyObject *) PyExc_ConnectionError;
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PyAPI_DATA(PyObject *) PyExc_ConnectionAbortedError;
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PyAPI_DATA(PyObject *) PyExc_ConnectionRefusedError;
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PyAPI_DATA(PyObject *) PyExc_ConnectionResetError;
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PyAPI_DATA(PyObject *) PyExc_FileExistsError;
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PyAPI_DATA(PyObject *) PyExc_FileNotFoundError;
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PyAPI_DATA(PyObject *) PyExc_InterruptedError;
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PyAPI_DATA(PyObject *) PyExc_IsADirectoryError;
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PyAPI_DATA(PyObject *) PyExc_NotADirectoryError;
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PyAPI_DATA(PyObject *) PyExc_PermissionError;
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PyAPI_DATA(PyObject *) PyExc_ProcessLookupError;
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PyAPI_DATA(PyObject *) PyExc_TimeoutError;
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/* Compatibility aliases */
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PyAPI_DATA(PyObject *) PyExc_EnvironmentError;
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PyAPI_DATA(PyObject *) PyExc_IOError;
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#ifdef MS_WINDOWS
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PyAPI_DATA(PyObject *) PyExc_WindowsError;
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#endif
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PyAPI_DATA(PyObject *) PyExc_RecursionErrorInst;
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/* Predefined warning categories */
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PyAPI_DATA(PyObject *) PyExc_Warning;
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PyAPI_DATA(PyObject *) PyExc_UserWarning;
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PyAPI_DATA(PyObject *) PyExc_DeprecationWarning;
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PyAPI_DATA(PyObject *) PyExc_PendingDeprecationWarning;
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PyAPI_DATA(PyObject *) PyExc_SyntaxWarning;
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PyAPI_DATA(PyObject *) PyExc_RuntimeWarning;
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PyAPI_DATA(PyObject *) PyExc_FutureWarning;
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PyAPI_DATA(PyObject *) PyExc_ImportWarning;
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PyAPI_DATA(PyObject *) PyExc_UnicodeWarning;
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PyAPI_DATA(PyObject *) PyExc_BytesWarning;
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PyAPI_DATA(PyObject *) PyExc_ResourceWarning;
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/* Convenience functions */
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PyAPI_FUNC(int) PyErr_BadArgument(void);
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PyAPI_FUNC(PyObject *) PyErr_NoMemory(void);
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PyAPI_FUNC(PyObject *) PyErr_SetFromErrno(PyObject *);
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PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilenameObject(
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PyObject *, PyObject *);
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PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilenameObjects(
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PyObject *, PyObject *, PyObject *);
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PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilename(
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PyObject *exc,
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const char *filename /* decoded from the filesystem encoding */
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);
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#if defined(MS_WINDOWS) && !defined(Py_LIMITED_API)
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PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithUnicodeFilename(
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PyObject *, const Py_UNICODE *);
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#endif /* MS_WINDOWS */
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PyAPI_FUNC(PyObject *) PyErr_Format(
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PyObject *exception,
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const char *format, /* ASCII-encoded string */
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...
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);
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#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03050000
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PyAPI_FUNC(PyObject *) PyErr_FormatV(
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PyObject *exception,
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const char *format,
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va_list vargs);
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#endif
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#ifdef MS_WINDOWS
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PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithFilename(
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int ierr,
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const char *filename /* decoded from the filesystem encoding */
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);
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#ifndef Py_LIMITED_API
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/* XXX redeclare to use WSTRING */
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PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithUnicodeFilename(
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int, const Py_UNICODE *);
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#endif
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PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErr(int);
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PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilenameObject(
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PyObject *,int, PyObject *);
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PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilenameObjects(
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PyObject *,int, PyObject *, PyObject *);
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PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilename(
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PyObject *exc,
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int ierr,
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const char *filename /* decoded from the filesystem encoding */
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);
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#ifndef Py_LIMITED_API
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PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithUnicodeFilename(
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PyObject *,int, const Py_UNICODE *);
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#endif
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PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErr(PyObject *, int);
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#endif /* MS_WINDOWS */
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PyAPI_FUNC(PyObject *) PyErr_SetExcWithArgsKwargs(PyObject *, PyObject *,
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PyObject *);
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PyAPI_FUNC(PyObject *) PyErr_SetImportError(PyObject *, PyObject *,
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PyObject *);
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/* Export the old function so that the existing API remains available: */
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PyAPI_FUNC(void) PyErr_BadInternalCall(void);
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PyAPI_FUNC(void) _PyErr_BadInternalCall(const char *filename, int lineno);
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/* Mask the old API with a call to the new API for code compiled under
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Python 2.0: */
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#define PyErr_BadInternalCall() _PyErr_BadInternalCall(__FILE__, __LINE__)
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/* Function to create a new exception */
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PyAPI_FUNC(PyObject *) PyErr_NewException(
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const char *name, PyObject *base, PyObject *dict);
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PyAPI_FUNC(PyObject *) PyErr_NewExceptionWithDoc(
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const char *name, const char *doc, PyObject *base, PyObject *dict);
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PyAPI_FUNC(void) PyErr_WriteUnraisable(PyObject *);
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/* In exceptions.c */
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#ifndef Py_LIMITED_API
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/* Helper that attempts to replace the current exception with one of the
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* same type but with a prefix added to the exception text. The resulting
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* exception description looks like:
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*
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* prefix (exc_type: original_exc_str)
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*
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* Only some exceptions can be safely replaced. If the function determines
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* it isn't safe to perform the replacement, it will leave the original
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* unmodified exception in place.
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*
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* Returns a borrowed reference to the new exception (if any), NULL if the
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* existing exception was left in place.
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*/
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PyAPI_FUNC(PyObject *) _PyErr_TrySetFromCause(
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const char *prefix_format, /* ASCII-encoded string */
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...
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);
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#endif
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/* In sigcheck.c or signalmodule.c */
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PyAPI_FUNC(int) PyErr_CheckSignals(void);
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PyAPI_FUNC(void) PyErr_SetInterrupt(void);
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/* In signalmodule.c */
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#ifndef Py_LIMITED_API
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int PySignal_SetWakeupFd(int fd);
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#endif
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/* Support for adding program text to SyntaxErrors */
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PyAPI_FUNC(void) PyErr_SyntaxLocation(
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const char *filename, /* decoded from the filesystem encoding */
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int lineno);
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PyAPI_FUNC(void) PyErr_SyntaxLocationEx(
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const char *filename, /* decoded from the filesystem encoding */
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int lineno,
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int col_offset);
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#ifndef Py_LIMITED_API
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PyAPI_FUNC(void) PyErr_SyntaxLocationObject(
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PyObject *filename,
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int lineno,
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|
int col_offset);
|
||
|
|
#endif
|
||
|
|
PyAPI_FUNC(PyObject *) PyErr_ProgramText(
|
||
|
|
const char *filename, /* decoded from the filesystem encoding */
|
||
|
|
int lineno);
|
||
|
|
#ifndef Py_LIMITED_API
|
||
|
|
PyAPI_FUNC(PyObject *) PyErr_ProgramTextObject(
|
||
|
|
PyObject *filename,
|
||
|
|
int lineno);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* The following functions are used to create and modify unicode
|
||
|
|
exceptions from C */
|
||
|
|
|
||
|
|
/* create a UnicodeDecodeError object */
|
||
|
|
PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_Create(
|
||
|
|
const char *encoding, /* UTF-8 encoded string */
|
||
|
|
const char *object,
|
||
|
|
Py_ssize_t length,
|
||
|
|
Py_ssize_t start,
|
||
|
|
Py_ssize_t end,
|
||
|
|
const char *reason /* UTF-8 encoded string */
|
||
|
|
);
|
||
|
|
|
||
|
|
/* create a UnicodeEncodeError object */
|
||
|
|
#ifndef Py_LIMITED_API
|
||
|
|
PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_Create(
|
||
|
|
const char *encoding, /* UTF-8 encoded string */
|
||
|
|
const Py_UNICODE *object,
|
||
|
|
Py_ssize_t length,
|
||
|
|
Py_ssize_t start,
|
||
|
|
Py_ssize_t end,
|
||
|
|
const char *reason /* UTF-8 encoded string */
|
||
|
|
);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* create a UnicodeTranslateError object */
|
||
|
|
#ifndef Py_LIMITED_API
|
||
|
|
PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_Create(
|
||
|
|
const Py_UNICODE *object,
|
||
|
|
Py_ssize_t length,
|
||
|
|
Py_ssize_t start,
|
||
|
|
Py_ssize_t end,
|
||
|
|
const char *reason /* UTF-8 encoded string */
|
||
|
|
);
|
||
|
|
PyAPI_FUNC(PyObject *) _PyUnicodeTranslateError_Create(
|
||
|
|
PyObject *object,
|
||
|
|
Py_ssize_t start,
|
||
|
|
Py_ssize_t end,
|
||
|
|
const char *reason /* UTF-8 encoded string */
|
||
|
|
);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* get the encoding attribute */
|
||
|
|
PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetEncoding(PyObject *);
|
||
|
|
PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetEncoding(PyObject *);
|
||
|
|
|
||
|
|
/* get the object attribute */
|
||
|
|
PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetObject(PyObject *);
|
||
|
|
PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetObject(PyObject *);
|
||
|
|
PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_GetObject(PyObject *);
|
||
|
|
|
||
|
|
/* get the value of the start attribute (the int * may not be NULL)
|
||
|
|
return 0 on success, -1 on failure */
|
||
|
|
PyAPI_FUNC(int) PyUnicodeEncodeError_GetStart(PyObject *, Py_ssize_t *);
|
||
|
|
PyAPI_FUNC(int) PyUnicodeDecodeError_GetStart(PyObject *, Py_ssize_t *);
|
||
|
|
PyAPI_FUNC(int) PyUnicodeTranslateError_GetStart(PyObject *, Py_ssize_t *);
|
||
|
|
|
||
|
|
/* assign a new value to the start attribute
|
||
|
|
return 0 on success, -1 on failure */
|
||
|
|
PyAPI_FUNC(int) PyUnicodeEncodeError_SetStart(PyObject *, Py_ssize_t);
|
||
|
|
PyAPI_FUNC(int) PyUnicodeDecodeError_SetStart(PyObject *, Py_ssize_t);
|
||
|
|
PyAPI_FUNC(int) PyUnicodeTranslateError_SetStart(PyObject *, Py_ssize_t);
|
||
|
|
|
||
|
|
/* get the value of the end attribute (the int *may not be NULL)
|
||
|
|
return 0 on success, -1 on failure */
|
||
|
|
PyAPI_FUNC(int) PyUnicodeEncodeError_GetEnd(PyObject *, Py_ssize_t *);
|
||
|
|
PyAPI_FUNC(int) PyUnicodeDecodeError_GetEnd(PyObject *, Py_ssize_t *);
|
||
|
|
PyAPI_FUNC(int) PyUnicodeTranslateError_GetEnd(PyObject *, Py_ssize_t *);
|
||
|
|
|
||
|
|
/* assign a new value to the end attribute
|
||
|
|
return 0 on success, -1 on failure */
|
||
|
|
PyAPI_FUNC(int) PyUnicodeEncodeError_SetEnd(PyObject *, Py_ssize_t);
|
||
|
|
PyAPI_FUNC(int) PyUnicodeDecodeError_SetEnd(PyObject *, Py_ssize_t);
|
||
|
|
PyAPI_FUNC(int) PyUnicodeTranslateError_SetEnd(PyObject *, Py_ssize_t);
|
||
|
|
|
||
|
|
/* get the value of the reason attribute */
|
||
|
|
PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetReason(PyObject *);
|
||
|
|
PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetReason(PyObject *);
|
||
|
|
PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_GetReason(PyObject *);
|
||
|
|
|
||
|
|
/* assign a new value to the reason attribute
|
||
|
|
return 0 on success, -1 on failure */
|
||
|
|
PyAPI_FUNC(int) PyUnicodeEncodeError_SetReason(
|
||
|
|
PyObject *exc,
|
||
|
|
const char *reason /* UTF-8 encoded string */
|
||
|
|
);
|
||
|
|
PyAPI_FUNC(int) PyUnicodeDecodeError_SetReason(
|
||
|
|
PyObject *exc,
|
||
|
|
const char *reason /* UTF-8 encoded string */
|
||
|
|
);
|
||
|
|
PyAPI_FUNC(int) PyUnicodeTranslateError_SetReason(
|
||
|
|
PyObject *exc,
|
||
|
|
const char *reason /* UTF-8 encoded string */
|
||
|
|
);
|
||
|
|
|
||
|
|
/* These APIs aren't really part of the error implementation, but
|
||
|
|
often needed to format error messages; the native C lib APIs are
|
||
|
|
not available on all platforms, which is why we provide emulations
|
||
|
|
for those platforms in Python/mysnprintf.c,
|
||
|
|
WARNING: The return value of snprintf varies across platforms; do
|
||
|
|
not rely on any particular behavior; eventually the C99 defn may
|
||
|
|
be reliable.
|
||
|
|
*/
|
||
|
|
#if defined(MS_WIN32) && !defined(HAVE_SNPRINTF)
|
||
|
|
# define HAVE_SNPRINTF
|
||
|
|
# define snprintf _snprintf
|
||
|
|
# define vsnprintf _vsnprintf
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#include <stdarg.h>
|
||
|
|
PyAPI_FUNC(int) PyOS_snprintf(char *str, size_t size, const char *format, ...)
|
||
|
|
Py_GCC_ATTRIBUTE((format(printf, 3, 4)));
|
||
|
|
PyAPI_FUNC(int) PyOS_vsnprintf(char *str, size_t size, const char *format, va_list va)
|
||
|
|
Py_GCC_ATTRIBUTE((format(printf, 3, 0)));
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#endif /* !Py_ERRORS_H */
|