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Edit File : pyerrors.h \| Size : 16.82 KB
#ifndef Py_ERRORS_H #define Py_ERRORS_H #ifdef __cplusplus extern "C" { #endif /* Error objects / #ifndef Py_LIMITED_API / 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 #endif / !Py_LIMITED_API / / Error handling definitions / PyAPI_FUNC(void) PyErr_SetNone(PyObject ); PyAPI_FUNC(void) PyErr_SetObject(PyObject , PyObject ); #ifndef Py_LIMITED_API PyAPI_FUNC(void) _PyErr_SetKeyError(PyObject ); #endif PyAPI_FUNC(void) PyErr_SetString( PyObject exception, const char string / decoded from utf-8 / ); PyAPI_FUNC(PyObject ) PyErr_Occurred(void); PyAPI_FUNC(void) PyErr_Clear(void); PyAPI_FUNC(void) PyErr_Fetch(PyObject , PyObject , PyObject *); PyAPI_FUNC(void) PyErr_Restore(PyObject , PyObject , PyObject ); #if !defined(Py_LIMITED_API) \|\| Py_LIMITED_API+0 >= 0x03030000 PyAPI_FUNC(void) PyErr_GetExcInfo(PyObject , PyObject , PyObject *); PyAPI_FUNC(void) PyErr_SetExcInfo(PyObject , PyObject , PyObject ); #endif #if defined(__clang__) \|\| \ (defined(__GNUC__) && \ ((__GNUC__ >= 3) \|\| \ (__GNUC__ == 2) && (__GNUC_MINOR__ >= 5))) #define _Py_NO_RETURN __attribute__((__noreturn__)) #else #define _Py_NO_RETURN #endif /* Defined in Python/pylifecycle.c / PyAPI_FUNC(void) Py_FatalError(const char message) _Py_NO_RETURN; #if defined(Py_DEBUG) \|\| defined(Py_LIMITED_API) #define _PyErr_OCCURRED() PyErr_Occurred() #else #define _PyErr_OCCURRED() (PyThreadState_GET()->curexc_type) #endif /* Error testing and normalization / PyAPI_FUNC(int) PyErr_GivenExceptionMatches(PyObject , PyObject ); PyAPI_FUNC(int) PyErr_ExceptionMatches(PyObject ); PyAPI_FUNC(void) PyErr_NormalizeException(PyObject, PyObject, PyObject*); / Traceback manipulation (PEP 3134) / PyAPI_FUNC(int) PyException_SetTraceback(PyObject , PyObject ); PyAPI_FUNC(PyObject ) PyException_GetTraceback(PyObject ); / Cause manipulation (PEP 3134) / PyAPI_FUNC(PyObject ) PyException_GetCause(PyObject ); 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 /* / #define PyExceptionClass_Check(x) \ (PyType_Check((x)) && \ PyType_FastSubclass((PyTypeObject)(x), Py_TPFLAGS_BASE_EXC_SUBCLASS)) #define PyExceptionInstance_Check(x) \ PyType_FastSubclass((x)->ob_type, Py_TPFLAGS_BASE_EXC_SUBCLASS) #define PyExceptionClass_Name(x) \ ((char )(((PyTypeObject)(x))->tp_name)) #define PyExceptionInstance_Class(x) ((PyObject)((x)->ob_type)) / Predefined exceptions / PyAPI_DATA(PyObject ) PyExc_BaseException; PyAPI_DATA(PyObject ) PyExc_Exception; #if !defined(Py_LIMITED_API) \|\| Py_LIMITED_API+0 >= 0x03050000 PyAPI_DATA(PyObject ) PyExc_StopAsyncIteration; #endif PyAPI_DATA(PyObject ) PyExc_StopIteration; PyAPI_DATA(PyObject ) PyExc_GeneratorExit; PyAPI_DATA(PyObject ) PyExc_ArithmeticError; PyAPI_DATA(PyObject ) PyExc_LookupError; PyAPI_DATA(PyObject ) PyExc_AssertionError; PyAPI_DATA(PyObject ) PyExc_AttributeError; PyAPI_DATA(PyObject ) PyExc_BufferError; PyAPI_DATA(PyObject ) PyExc_EOFError; PyAPI_DATA(PyObject ) PyExc_FloatingPointError; PyAPI_DATA(PyObject ) PyExc_OSError; PyAPI_DATA(PyObject ) PyExc_ImportError; #if !defined(Py_LIMITED_API) \|\| Py_LIMITED_API+0 >= 0x03060000 PyAPI_DATA(PyObject ) PyExc_ModuleNotFoundError; #endif PyAPI_DATA(PyObject ) PyExc_IndexError; PyAPI_DATA(PyObject ) PyExc_KeyError; PyAPI_DATA(PyObject ) PyExc_KeyboardInterrupt; PyAPI_DATA(PyObject ) PyExc_MemoryError; PyAPI_DATA(PyObject ) PyExc_NameError; PyAPI_DATA(PyObject ) PyExc_OverflowError; PyAPI_DATA(PyObject ) PyExc_RuntimeError; #if !defined(Py_LIMITED_API) \|\| Py_LIMITED_API+0 >= 0x03050000 PyAPI_DATA(PyObject ) PyExc_RecursionError; #endif PyAPI_DATA(PyObject ) PyExc_NotImplementedError; PyAPI_DATA(PyObject ) PyExc_SyntaxError; PyAPI_DATA(PyObject ) PyExc_IndentationError; PyAPI_DATA(PyObject ) PyExc_TabError; PyAPI_DATA(PyObject ) PyExc_ReferenceError; PyAPI_DATA(PyObject ) PyExc_SystemError; PyAPI_DATA(PyObject ) PyExc_SystemExit; PyAPI_DATA(PyObject ) PyExc_TypeError; PyAPI_DATA(PyObject ) PyExc_UnboundLocalError; PyAPI_DATA(PyObject ) PyExc_UnicodeError; PyAPI_DATA(PyObject ) PyExc_UnicodeEncodeError; PyAPI_DATA(PyObject ) PyExc_UnicodeDecodeError; PyAPI_DATA(PyObject ) PyExc_UnicodeTranslateError; PyAPI_DATA(PyObject ) PyExc_ValueError; PyAPI_DATA(PyObject ) PyExc_ZeroDivisionError; #if !defined(Py_LIMITED_API) \|\| Py_LIMITED_API+0 >= 0x03030000 PyAPI_DATA(PyObject ) PyExc_BlockingIOError; PyAPI_DATA(PyObject ) PyExc_BrokenPipeError; PyAPI_DATA(PyObject ) PyExc_ChildProcessError; PyAPI_DATA(PyObject ) PyExc_ConnectionError; PyAPI_DATA(PyObject ) PyExc_ConnectionAbortedError; PyAPI_DATA(PyObject ) PyExc_ConnectionRefusedError; PyAPI_DATA(PyObject ) PyExc_ConnectionResetError; PyAPI_DATA(PyObject ) PyExc_FileExistsError; PyAPI_DATA(PyObject ) PyExc_FileNotFoundError; PyAPI_DATA(PyObject ) PyExc_InterruptedError; PyAPI_DATA(PyObject ) PyExc_IsADirectoryError; PyAPI_DATA(PyObject ) PyExc_NotADirectoryError; PyAPI_DATA(PyObject ) PyExc_PermissionError; PyAPI_DATA(PyObject ) PyExc_ProcessLookupError; PyAPI_DATA(PyObject ) PyExc_TimeoutError; #endif /* Compatibility aliases / PyAPI_DATA(PyObject ) PyExc_EnvironmentError; PyAPI_DATA(PyObject ) PyExc_IOError; #ifdef MS_WINDOWS PyAPI_DATA(PyObject ) PyExc_WindowsError; #endif /* Predefined warning categories / PyAPI_DATA(PyObject ) PyExc_Warning; PyAPI_DATA(PyObject ) PyExc_UserWarning; PyAPI_DATA(PyObject ) PyExc_DeprecationWarning; PyAPI_DATA(PyObject ) PyExc_PendingDeprecationWarning; PyAPI_DATA(PyObject ) PyExc_SyntaxWarning; PyAPI_DATA(PyObject ) PyExc_RuntimeWarning; PyAPI_DATA(PyObject ) PyExc_FutureWarning; PyAPI_DATA(PyObject ) PyExc_ImportWarning; PyAPI_DATA(PyObject ) PyExc_UnicodeWarning; PyAPI_DATA(PyObject ) PyExc_BytesWarning; PyAPI_DATA(PyObject ) PyExc_ResourceWarning; /* Convenience functions / PyAPI_FUNC(int) PyErr_BadArgument(void); PyAPI_FUNC(PyObject ) PyErr_NoMemory(void); PyAPI_FUNC(PyObject ) PyErr_SetFromErrno(PyObject ); PyAPI_FUNC(PyObject ) PyErr_SetFromErrnoWithFilenameObject( PyObject , PyObject ); #if !defined(Py_LIMITED_API) \|\| Py_LIMITED_API+0 >= 0x03040000 PyAPI_FUNC(PyObject ) PyErr_SetFromErrnoWithFilenameObjects( PyObject , PyObject , PyObject ); #endif PyAPI_FUNC(PyObject ) PyErr_SetFromErrnoWithFilename( PyObject exc, const char filename /* decoded from the filesystem encoding / ); #if defined(MS_WINDOWS) && !defined(Py_LIMITED_API) PyAPI_FUNC(PyObject ) PyErr_SetFromErrnoWithUnicodeFilename( PyObject , const Py_UNICODE ); #endif /* MS_WINDOWS / PyAPI_FUNC(PyObject ) PyErr_Format( PyObject exception, const char format, /* ASCII-encoded string / ... ); #if !defined(Py_LIMITED_API) \|\| Py_LIMITED_API+0 >= 0x03050000 PyAPI_FUNC(PyObject ) PyErr_FormatV( PyObject exception, const char format, va_list vargs); #endif #ifndef Py_LIMITED_API /* Like PyErr_Format(), but saves current exception as __context__ and __cause__. / PyAPI_FUNC(PyObject ) _PyErr_FormatFromCause( PyObject exception, const char format, /* ASCII-encoded string / ... ); #endif #ifdef MS_WINDOWS PyAPI_FUNC(PyObject ) PyErr_SetFromWindowsErrWithFilename( int ierr, const char filename / decoded from the filesystem encoding / ); #ifndef Py_LIMITED_API / XXX redeclare to use WSTRING / PyAPI_FUNC(PyObject ) PyErr_SetFromWindowsErrWithUnicodeFilename( int, const Py_UNICODE ); #endif PyAPI_FUNC(PyObject ) PyErr_SetFromWindowsErr(int); PyAPI_FUNC(PyObject ) PyErr_SetExcFromWindowsErrWithFilenameObject( PyObject ,int, PyObject ); #if !defined(Py_LIMITED_API) \|\| Py_LIMITED_API+0 >= 0x03040000 PyAPI_FUNC(PyObject ) PyErr_SetExcFromWindowsErrWithFilenameObjects( PyObject ,int, PyObject , PyObject ); #endif PyAPI_FUNC(PyObject ) PyErr_SetExcFromWindowsErrWithFilename( PyObject exc, int ierr, const char filename /* decoded from the filesystem encoding / ); #ifndef Py_LIMITED_API PyAPI_FUNC(PyObject ) PyErr_SetExcFromWindowsErrWithUnicodeFilename( PyObject ,int, const Py_UNICODE ); #endif PyAPI_FUNC(PyObject ) PyErr_SetExcFromWindowsErr(PyObject , int); #endif /* MS_WINDOWS / #if !defined(Py_LIMITED_API) \|\| Py_LIMITED_API+0 >= 0x03060000 PyAPI_FUNC(PyObject ) PyErr_SetImportErrorSubclass(PyObject , PyObject , PyObject , PyObject ); #endif #if !defined(Py_LIMITED_API) \|\| Py_LIMITED_API+0 >= 0x03030000 PyAPI_FUNC(PyObject ) PyErr_SetImportError(PyObject , PyObject , PyObject ); #endif /* Export the old function so that the existing API remains available: / PyAPI_FUNC(void) PyErr_BadInternalCall(void); PyAPI_FUNC(void) _PyErr_BadInternalCall(const char filename, int lineno); /* Mask the old API with a call to the new API for code compiled under Python 2.0: / #define PyErr_BadInternalCall() _PyErr_BadInternalCall(__FILE__, __LINE__) / Function to create a new exception / PyAPI_FUNC(PyObject ) PyErr_NewException( const char name, PyObject base, PyObject dict); PyAPI_FUNC(PyObject ) PyErr_NewExceptionWithDoc( const char name, const char doc, PyObject base, PyObject dict); PyAPI_FUNC(void) PyErr_WriteUnraisable(PyObject ); / In exceptions.c / #ifndef Py_LIMITED_API / 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 / ... ); #endif / In sigcheck.c or signalmodule.c / PyAPI_FUNC(int) PyErr_CheckSignals(void); PyAPI_FUNC(void) PyErr_SetInterrupt(void); / In signalmodule.c / #ifndef Py_LIMITED_API int PySignal_SetWakeupFd(int fd); #endif / Support for adding program text to SyntaxErrors / PyAPI_FUNC(void) PyErr_SyntaxLocation( const char filename, /* decoded from the filesystem encoding / int lineno); PyAPI_FUNC(void) PyErr_SyntaxLocationEx( const char filename, /* decoded from the filesystem encoding / int lineno, int col_offset); #ifndef Py_LIMITED_API PyAPI_FUNC(void) PyErr_SyntaxLocationObject( PyObject filename, int lineno, 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 */ Back

Edit File : pyerrors.h | Size : 16.82 KB

#ifndef Py_ERRORS_H
#define Py_ERRORS_H
#ifdef __cplusplus
extern "C" {
#endif

/* Error objects */

#ifndef Py_LIMITED_API
/* 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
#endif /* !Py_LIMITED_API */

/* Error handling definitions */

PyAPI_FUNC(void) PyErr_SetNone(PyObject *);
PyAPI_FUNC(void) PyErr_SetObject(PyObject *, PyObject *);
#ifndef Py_LIMITED_API
PyAPI_FUNC(void) _PyErr_SetKeyError(PyObject *);
#endif
PyAPI_FUNC(void) PyErr_SetString(
    PyObject *exception,
    const char *string   /* decoded from utf-8 */
    );
PyAPI_FUNC(PyObject *) PyErr_Occurred(void);
PyAPI_FUNC(void) PyErr_Clear(void);
PyAPI_FUNC(void) PyErr_Fetch(PyObject **, PyObject **, PyObject **);
PyAPI_FUNC(void) PyErr_Restore(PyObject *, PyObject *, PyObject *);
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03030000
PyAPI_FUNC(void) PyErr_GetExcInfo(PyObject **, PyObject **, PyObject **);
PyAPI_FUNC(void) PyErr_SetExcInfo(PyObject *, PyObject *, PyObject *);
#endif

#if defined(__clang__) || \
    (defined(__GNUC__) && \
     ((__GNUC__ >= 3) || \
      (__GNUC__ == 2) && (__GNUC_MINOR__ >= 5)))
#define _Py_NO_RETURN __attribute__((__noreturn__))
#else
#define _Py_NO_RETURN
#endif

/* Defined in Python/pylifecycle.c */
PyAPI_FUNC(void) Py_FatalError(const char *message) _Py_NO_RETURN;

#if defined(Py_DEBUG) || defined(Py_LIMITED_API)
#define _PyErr_OCCURRED() PyErr_Occurred()
#else
#define _PyErr_OCCURRED() (PyThreadState_GET()->curexc_type)
#endif

/* Error testing and normalization */
PyAPI_FUNC(int) PyErr_GivenExceptionMatches(PyObject *, PyObject *);
PyAPI_FUNC(int) PyErr_ExceptionMatches(PyObject *);
PyAPI_FUNC(void) PyErr_NormalizeException(PyObject**, PyObject**, PyObject**);

/* Traceback manipulation (PEP 3134) */
PyAPI_FUNC(int) PyException_SetTraceback(PyObject *, PyObject *);
PyAPI_FUNC(PyObject *) PyException_GetTraceback(PyObject *);

/* Cause manipulation (PEP 3134) */
PyAPI_FUNC(PyObject *) PyException_GetCause(PyObject *);
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

/* */

#define PyExceptionClass_Check(x)                                       \
    (PyType_Check((x)) &&                                               \
     PyType_FastSubclass((PyTypeObject*)(x), Py_TPFLAGS_BASE_EXC_SUBCLASS))

#define PyExceptionInstance_Check(x)                    \
    PyType_FastSubclass((x)->ob_type, Py_TPFLAGS_BASE_EXC_SUBCLASS)

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

#define PyExceptionInstance_Class(x) ((PyObject*)((x)->ob_type))

/* Predefined exceptions */

PyAPI_DATA(PyObject *) PyExc_BaseException;
PyAPI_DATA(PyObject *) PyExc_Exception;
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03050000
PyAPI_DATA(PyObject *) PyExc_StopAsyncIteration;
#endif
PyAPI_DATA(PyObject *) PyExc_StopIteration;
PyAPI_DATA(PyObject *) PyExc_GeneratorExit;
PyAPI_DATA(PyObject *) PyExc_ArithmeticError;
PyAPI_DATA(PyObject *) PyExc_LookupError;

PyAPI_DATA(PyObject *) PyExc_AssertionError;
PyAPI_DATA(PyObject *) PyExc_AttributeError;
PyAPI_DATA(PyObject *) PyExc_BufferError;
PyAPI_DATA(PyObject *) PyExc_EOFError;
PyAPI_DATA(PyObject *) PyExc_FloatingPointError;
PyAPI_DATA(PyObject *) PyExc_OSError;
PyAPI_DATA(PyObject *) PyExc_ImportError;
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03060000
PyAPI_DATA(PyObject *) PyExc_ModuleNotFoundError;
#endif
PyAPI_DATA(PyObject *) PyExc_IndexError;
PyAPI_DATA(PyObject *) PyExc_KeyError;
PyAPI_DATA(PyObject *) PyExc_KeyboardInterrupt;
PyAPI_DATA(PyObject *) PyExc_MemoryError;
PyAPI_DATA(PyObject *) PyExc_NameError;
PyAPI_DATA(PyObject *) PyExc_OverflowError;
PyAPI_DATA(PyObject *) PyExc_RuntimeError;
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03050000
PyAPI_DATA(PyObject *) PyExc_RecursionError;
#endif
PyAPI_DATA(PyObject *) PyExc_NotImplementedError;
PyAPI_DATA(PyObject *) PyExc_SyntaxError;
PyAPI_DATA(PyObject *) PyExc_IndentationError;
PyAPI_DATA(PyObject *) PyExc_TabError;
PyAPI_DATA(PyObject *) PyExc_ReferenceError;
PyAPI_DATA(PyObject *) PyExc_SystemError;
PyAPI_DATA(PyObject *) PyExc_SystemExit;
PyAPI_DATA(PyObject *) PyExc_TypeError;
PyAPI_DATA(PyObject *) PyExc_UnboundLocalError;
PyAPI_DATA(PyObject *) PyExc_UnicodeError;
PyAPI_DATA(PyObject *) PyExc_UnicodeEncodeError;
PyAPI_DATA(PyObject *) PyExc_UnicodeDecodeError;
PyAPI_DATA(PyObject *) PyExc_UnicodeTranslateError;
PyAPI_DATA(PyObject *) PyExc_ValueError;
PyAPI_DATA(PyObject *) PyExc_ZeroDivisionError;

#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03030000
PyAPI_DATA(PyObject *) PyExc_BlockingIOError;
PyAPI_DATA(PyObject *) PyExc_BrokenPipeError;
PyAPI_DATA(PyObject *) PyExc_ChildProcessError;
PyAPI_DATA(PyObject *) PyExc_ConnectionError;
PyAPI_DATA(PyObject *) PyExc_ConnectionAbortedError;
PyAPI_DATA(PyObject *) PyExc_ConnectionRefusedError;
PyAPI_DATA(PyObject *) PyExc_ConnectionResetError;
PyAPI_DATA(PyObject *) PyExc_FileExistsError;
PyAPI_DATA(PyObject *) PyExc_FileNotFoundError;
PyAPI_DATA(PyObject *) PyExc_InterruptedError;
PyAPI_DATA(PyObject *) PyExc_IsADirectoryError;
PyAPI_DATA(PyObject *) PyExc_NotADirectoryError;
PyAPI_DATA(PyObject *) PyExc_PermissionError;
PyAPI_DATA(PyObject *) PyExc_ProcessLookupError;
PyAPI_DATA(PyObject *) PyExc_TimeoutError;
#endif

/* Compatibility aliases */
PyAPI_DATA(PyObject *) PyExc_EnvironmentError;
PyAPI_DATA(PyObject *) PyExc_IOError;
#ifdef MS_WINDOWS
PyAPI_DATA(PyObject *) PyExc_WindowsError;
#endif

/* Predefined warning categories */
PyAPI_DATA(PyObject *) PyExc_Warning;
PyAPI_DATA(PyObject *) PyExc_UserWarning;
PyAPI_DATA(PyObject *) PyExc_DeprecationWarning;
PyAPI_DATA(PyObject *) PyExc_PendingDeprecationWarning;
PyAPI_DATA(PyObject *) PyExc_SyntaxWarning;
PyAPI_DATA(PyObject *) PyExc_RuntimeWarning;
PyAPI_DATA(PyObject *) PyExc_FutureWarning;
PyAPI_DATA(PyObject *) PyExc_ImportWarning;
PyAPI_DATA(PyObject *) PyExc_UnicodeWarning;
PyAPI_DATA(PyObject *) PyExc_BytesWarning;
PyAPI_DATA(PyObject *) PyExc_ResourceWarning;

/* Convenience functions */

PyAPI_FUNC(int) PyErr_BadArgument(void);
PyAPI_FUNC(PyObject *) PyErr_NoMemory(void);
PyAPI_FUNC(PyObject *) PyErr_SetFromErrno(PyObject *);
PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilenameObject(
    PyObject *, PyObject *);
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03040000
PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilenameObjects(
    PyObject *, PyObject *, PyObject *);
#endif
PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilename(
    PyObject *exc,
    const char *filename   /* decoded from the filesystem encoding */
    );
#if defined(MS_WINDOWS) && !defined(Py_LIMITED_API)
PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithUnicodeFilename(
    PyObject *, const Py_UNICODE *);
#endif /* MS_WINDOWS */

PyAPI_FUNC(PyObject *) PyErr_Format(
    PyObject *exception,
    const char *format,   /* ASCII-encoded string  */
    ...
    );
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03050000
PyAPI_FUNC(PyObject *) PyErr_FormatV(
    PyObject *exception,
    const char *format,
    va_list vargs);
#endif

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

#ifdef MS_WINDOWS
PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithFilename(
    int ierr,
    const char *filename        /* decoded from the filesystem encoding */
    );
#ifndef Py_LIMITED_API
/* XXX redeclare to use WSTRING */
PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithUnicodeFilename(
    int, const Py_UNICODE *);
#endif
PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErr(int);
PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilenameObject(
    PyObject *,int, PyObject *);
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03040000
PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilenameObjects(
    PyObject *,int, PyObject *, PyObject *);
#endif
PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilename(
    PyObject *exc,
    int ierr,
    const char *filename        /* decoded from the filesystem encoding */
    );
#ifndef Py_LIMITED_API
PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithUnicodeFilename(
    PyObject *,int, const Py_UNICODE *);
#endif
PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErr(PyObject *, int);
#endif /* MS_WINDOWS */

#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03060000
PyAPI_FUNC(PyObject *) PyErr_SetImportErrorSubclass(PyObject *, PyObject *,
    PyObject *, PyObject *);
#endif
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03030000
PyAPI_FUNC(PyObject *) PyErr_SetImportError(PyObject *, PyObject *,
    PyObject *);
#endif

/* Export the old function so that the existing API remains available: */
PyAPI_FUNC(void) PyErr_BadInternalCall(void);
PyAPI_FUNC(void) _PyErr_BadInternalCall(const char *filename, int lineno);
/* Mask the old API with a call to the new API for code compiled under
   Python 2.0: */
#define PyErr_BadInternalCall() _PyErr_BadInternalCall(__FILE__, __LINE__)

/* Function to create a new exception */
PyAPI_FUNC(PyObject *) PyErr_NewException(
    const char *name, PyObject *base, PyObject *dict);
PyAPI_FUNC(PyObject *) PyErr_NewExceptionWithDoc(
    const char *name, const char *doc, PyObject *base, PyObject *dict);
PyAPI_FUNC(void) PyErr_WriteUnraisable(PyObject *);

/* In exceptions.c */
#ifndef Py_LIMITED_API
/* 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  */
    ...
    );
#endif

/* In sigcheck.c or signalmodule.c */
PyAPI_FUNC(int) PyErr_CheckSignals(void);
PyAPI_FUNC(void) PyErr_SetInterrupt(void);

/* In signalmodule.c */
#ifndef Py_LIMITED_API
int PySignal_SetWakeupFd(int fd);
#endif

/* Support for adding program text to SyntaxErrors */
PyAPI_FUNC(void) PyErr_SyntaxLocation(
    const char *filename,       /* decoded from the filesystem encoding */
    int lineno);
PyAPI_FUNC(void) PyErr_SyntaxLocationEx(
    const char *filename,       /* decoded from the filesystem encoding */
    int lineno,
    int col_offset);
#ifndef Py_LIMITED_API
PyAPI_FUNC(void) PyErr_SyntaxLocationObject(
    PyObject *filename,
    int lineno,
    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 */

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