#ifndef Py_CPYTHON_ERRORS_H
# error "this header file must not be included directly"
#endif

#ifdef __cplusplus
extern "C" {
#endif

/* Error objects */

/* PyException_HEAD defines the initial segment of every exception class. */
#define PyException_HEAD PyObject_HEAD PyObject *dict;\
 PyObject *args; PyObject *traceback;\
 PyObject *context; PyObject *cause;\
 char suppress_context;

typedef struct {
 PyException_HEAD
} PyBaseExceptionObject;

typedef struct {
 PyException_HEAD
 PyObject *msg;
 PyObject *filename;
 PyObject *lineno;
 PyObject *offset;
 PyObject *text;
 PyObject *print_file_and_line;
} PySyntaxErrorObject;

typedef struct {
 PyException_HEAD
 PyObject *msg;
 PyObject *name;
 PyObject *path;
} PyImportErrorObject;

typedef struct {
 PyException_HEAD
 PyObject *encoding;
 PyObject *object;
 Py_ssize_t start;
 Py_ssize_t end;
 PyObject *reason;
} PyUnicodeErrorObject;

typedef struct {
 PyException_HEAD
 PyObject *code;
} PySystemExitObject;

typedef struct {
 PyException_HEAD
 PyObject *myerrno;
 PyObject *strerror;
 PyObject *filename;
 PyObject *filename2;
#ifdef MS_WINDOWS
 PyObject *winerror;
#endif
 Py_ssize_t written; /* only for BlockingIOError, -1 otherwise */
} PyOSErrorObject;

typedef struct {
 PyException_HEAD
 PyObject *value;
} PyStopIterationObject;

/* Compatibility typedefs */
typedef PyOSErrorObject PyEnvironmentErrorObject;
#ifdef MS_WINDOWS
typedef PyOSErrorObject PyWindowsErrorObject;
#endif

/* Error handling definitions */

PyAPI_FUNC(void) _PyErr_SetKeyError(PyObject *);
_PyErr_StackItem *_PyErr_GetTopmostException(PyThreadState *tstate);

/* Context manipulation (PEP 3134) */

PyAPI_FUNC(void) _PyErr_ChainExceptions(PyObject *, PyObject *, PyObject *);

/* */

#define PyExceptionClass_Name(x) (((PyTypeObject*)(x))->tp_name)

/* Convenience functions */

#ifdef MS_WINDOWS
Py_DEPRECATED(3.3)
PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithUnicodeFilename(
 PyObject *, const Py_UNICODE *);
#endif /* MS_WINDOWS */

/* Like PyErr_Format(), but saves current exception as __context__ and
 __cause__.
 */
PyAPI_FUNC(PyObject *) _PyErr_FormatFromCause(
 PyObject *exception,
 const char *format, /* ASCII-encoded string */
 ...
 );

#ifdef MS_WINDOWS
/* XXX redeclare to use WSTRING */
Py_DEPRECATED(3.3)
PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithUnicodeFilename(
 int, const Py_UNICODE *);
Py_DEPRECATED(3.3)
PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithUnicodeFilename(
 PyObject *,int, const Py_UNICODE *);
#endif

/* In exceptions.c */

/* Helper that attempts to replace the current exception with one of the
 * same type but with a prefix added to the exception text. The resulting
 * exception description looks like:
 *
 * prefix (exc_type: original_exc_str)
 *
 * Only some exceptions can be safely replaced. If the function determines
 * it isn't safe to perform the replacement, it will leave the original
 * unmodified exception in place.
 *
 * Returns a borrowed reference to the new exception (if any), NULL if the
 * existing exception was left in place.
 */
PyAPI_FUNC(PyObject *) _PyErr_TrySetFromCause(
 const char *prefix_format, /* ASCII-encoded string */
 ...
 );

/* In signalmodule.c */

int PySignal_SetWakeupFd(int fd);
PyAPI_FUNC(int) _PyErr_CheckSignals(void);

/* Support for adding program text to SyntaxErrors */

PyAPI_FUNC(void) PyErr_SyntaxLocationObject(
 PyObject *filename,
 int lineno,
 int col_offset);

PyAPI_FUNC(PyObject *) PyErr_ProgramTextObject(
 PyObject *filename,
 int lineno);

/* Create a UnicodeEncodeError object */
Py_DEPRECATED(3.3) 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 */
 );

/* Create a UnicodeTranslateError object */
Py_DEPRECATED(3.3) 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 */
 );

PyAPI_FUNC(void) _PyErr_WriteUnraisableMsg(
 const char *err_msg,
 PyObject *obj);

#ifdef __cplusplus
}
#endif