| 1 | #ifndef Py_ERRORS_H
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| 2 | #define Py_ERRORS_H
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| 3 | #ifdef __cplusplus
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| 4 | extern "C" {
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| 5 | #endif
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| 6 |
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| 7 | /* Error objects */
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| 8 |
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| 9 | typedef struct {
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| 10 | PyObject_HEAD
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| 11 | PyObject *dict;
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| 12 | PyObject *args;
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| 13 | PyObject *message;
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| 14 | } PyBaseExceptionObject;
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| 15 |
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| 16 | typedef struct {
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| 17 | PyObject_HEAD
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| 18 | PyObject *dict;
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| 19 | PyObject *args;
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| 20 | PyObject *message;
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| 21 | PyObject *msg;
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| 22 | PyObject *filename;
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| 23 | PyObject *lineno;
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| 24 | PyObject *offset;
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| 25 | PyObject *text;
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| 26 | PyObject *print_file_and_line;
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| 27 | } PySyntaxErrorObject;
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| 28 |
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| 29 | #ifdef Py_USING_UNICODE
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| 30 | typedef struct {
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| 31 | PyObject_HEAD
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| 32 | PyObject *dict;
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| 33 | PyObject *args;
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| 34 | PyObject *message;
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| 35 | PyObject *encoding;
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| 36 | PyObject *object;
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| 37 | Py_ssize_t start;
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| 38 | Py_ssize_t end;
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| 39 | PyObject *reason;
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| 40 | } PyUnicodeErrorObject;
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| 41 | #endif
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| 42 |
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| 43 | typedef struct {
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| 44 | PyObject_HEAD
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| 45 | PyObject *dict;
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| 46 | PyObject *args;
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| 47 | PyObject *message;
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| 48 | PyObject *code;
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| 49 | } PySystemExitObject;
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| 50 |
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| 51 | typedef struct {
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| 52 | PyObject_HEAD
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| 53 | PyObject *dict;
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| 54 | PyObject *args;
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| 55 | PyObject *message;
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| 56 | PyObject *myerrno;
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| 57 | PyObject *strerror;
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| 58 | PyObject *filename;
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| 59 | } PyEnvironmentErrorObject;
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| 60 |
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| 61 | #ifdef MS_WINDOWS
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| 62 | typedef struct {
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| 63 | PyObject_HEAD
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| 64 | PyObject *dict;
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| 65 | PyObject *args;
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| 66 | PyObject *message;
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| 67 | PyObject *myerrno;
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| 68 | PyObject *strerror;
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| 69 | PyObject *filename;
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| 70 | PyObject *winerror;
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| 71 | } PyWindowsErrorObject;
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| 72 | #endif
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| 73 |
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| 74 | /* Error handling definitions */
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| 75 |
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| 76 | PyAPI_FUNC(void) PyErr_SetNone(PyObject *);
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| 77 | PyAPI_FUNC(void) PyErr_SetObject(PyObject *, PyObject *);
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| 78 | PyAPI_FUNC(void) PyErr_SetString(PyObject *, const char *);
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| 79 | PyAPI_FUNC(PyObject *) PyErr_Occurred(void);
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| 80 | PyAPI_FUNC(void) PyErr_Clear(void);
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| 81 | PyAPI_FUNC(void) PyErr_Fetch(PyObject **, PyObject **, PyObject **);
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| 82 | PyAPI_FUNC(void) PyErr_Restore(PyObject *, PyObject *, PyObject *);
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| 83 |
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| 84 | #ifdef Py_DEBUG
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| 85 | #define _PyErr_OCCURRED() PyErr_Occurred()
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| 86 | #else
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| 87 | #define _PyErr_OCCURRED() (_PyThreadState_Current->curexc_type)
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| 88 | #endif
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| 89 |
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| 90 | /* Error testing and normalization */
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| 91 | PyAPI_FUNC(int) PyErr_GivenExceptionMatches(PyObject *, PyObject *);
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| 92 | PyAPI_FUNC(int) PyErr_ExceptionMatches(PyObject *);
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| 93 | PyAPI_FUNC(void) PyErr_NormalizeException(PyObject**, PyObject**, PyObject**);
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| 94 |
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| 95 | /* */
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| 96 |
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| 97 | #define PyExceptionClass_Check(x) \
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| 98 | (PyClass_Check((x)) || (PyType_Check((x)) && \
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| 99 | PyType_FastSubclass((PyTypeObject*)(x), Py_TPFLAGS_BASE_EXC_SUBCLASS)))
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| 100 |
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| 101 | #define PyExceptionInstance_Check(x) \
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| 102 | (PyInstance_Check((x)) || \
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| 103 | PyType_FastSubclass((x)->ob_type, Py_TPFLAGS_BASE_EXC_SUBCLASS))
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| 104 |
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| 105 | #define PyExceptionClass_Name(x) \
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| 106 | (PyClass_Check((x)) \
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| 107 | ? PyString_AS_STRING(((PyClassObject*)(x))->cl_name) \
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| 108 | : (char *)(((PyTypeObject*)(x))->tp_name))
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| 109 |
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| 110 | #define PyExceptionInstance_Class(x) \
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| 111 | ((PyInstance_Check((x)) \
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| 112 | ? (PyObject*)((PyInstanceObject*)(x))->in_class \
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| 113 | : (PyObject*)((x)->ob_type)))
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| 114 |
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| 115 |
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| 116 | /* Predefined exceptions */
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| 117 |
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| 118 | PyAPI_DATA(PyObject *) PyExc_BaseException;
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| 119 | PyAPI_DATA(PyObject *) PyExc_Exception;
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| 120 | PyAPI_DATA(PyObject *) PyExc_StopIteration;
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| 121 | PyAPI_DATA(PyObject *) PyExc_GeneratorExit;
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| 122 | PyAPI_DATA(PyObject *) PyExc_StandardError;
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| 123 | PyAPI_DATA(PyObject *) PyExc_ArithmeticError;
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| 124 | PyAPI_DATA(PyObject *) PyExc_LookupError;
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| 125 |
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| 126 | PyAPI_DATA(PyObject *) PyExc_AssertionError;
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| 127 | PyAPI_DATA(PyObject *) PyExc_AttributeError;
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| 128 | PyAPI_DATA(PyObject *) PyExc_EOFError;
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| 129 | PyAPI_DATA(PyObject *) PyExc_FloatingPointError;
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| 130 | PyAPI_DATA(PyObject *) PyExc_EnvironmentError;
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| 131 | PyAPI_DATA(PyObject *) PyExc_IOError;
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| 132 | PyAPI_DATA(PyObject *) PyExc_OSError;
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| 133 | PyAPI_DATA(PyObject *) PyExc_ImportError;
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| 134 | PyAPI_DATA(PyObject *) PyExc_IndexError;
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| 135 | PyAPI_DATA(PyObject *) PyExc_KeyError;
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| 136 | PyAPI_DATA(PyObject *) PyExc_KeyboardInterrupt;
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| 137 | PyAPI_DATA(PyObject *) PyExc_MemoryError;
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| 138 | PyAPI_DATA(PyObject *) PyExc_NameError;
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| 139 | PyAPI_DATA(PyObject *) PyExc_OverflowError;
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| 140 | PyAPI_DATA(PyObject *) PyExc_RuntimeError;
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| 141 | PyAPI_DATA(PyObject *) PyExc_NotImplementedError;
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| 142 | PyAPI_DATA(PyObject *) PyExc_SyntaxError;
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| 143 | PyAPI_DATA(PyObject *) PyExc_IndentationError;
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| 144 | PyAPI_DATA(PyObject *) PyExc_TabError;
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| 145 | PyAPI_DATA(PyObject *) PyExc_ReferenceError;
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| 146 | PyAPI_DATA(PyObject *) PyExc_SystemError;
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| 147 | PyAPI_DATA(PyObject *) PyExc_SystemExit;
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| 148 | PyAPI_DATA(PyObject *) PyExc_TypeError;
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| 149 | PyAPI_DATA(PyObject *) PyExc_UnboundLocalError;
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| 150 | PyAPI_DATA(PyObject *) PyExc_UnicodeError;
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| 151 | PyAPI_DATA(PyObject *) PyExc_UnicodeEncodeError;
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| 152 | PyAPI_DATA(PyObject *) PyExc_UnicodeDecodeError;
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| 153 | PyAPI_DATA(PyObject *) PyExc_UnicodeTranslateError;
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| 154 | PyAPI_DATA(PyObject *) PyExc_ValueError;
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| 155 | PyAPI_DATA(PyObject *) PyExc_ZeroDivisionError;
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| 156 | #ifdef MS_WINDOWS
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| 157 | PyAPI_DATA(PyObject *) PyExc_WindowsError;
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| 158 | #endif
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| 159 | #ifdef __VMS
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| 160 | PyAPI_DATA(PyObject *) PyExc_VMSError;
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| 161 | #endif
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| 162 |
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| 163 | PyAPI_DATA(PyObject *) PyExc_BufferError;
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| 164 |
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| 165 | PyAPI_DATA(PyObject *) PyExc_MemoryErrorInst;
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| 166 | PyAPI_DATA(PyObject *) PyExc_RecursionErrorInst;
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| 167 |
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| 168 | /* Predefined warning categories */
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| 169 | PyAPI_DATA(PyObject *) PyExc_Warning;
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| 170 | PyAPI_DATA(PyObject *) PyExc_UserWarning;
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| 171 | PyAPI_DATA(PyObject *) PyExc_DeprecationWarning;
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| 172 | PyAPI_DATA(PyObject *) PyExc_PendingDeprecationWarning;
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| 173 | PyAPI_DATA(PyObject *) PyExc_SyntaxWarning;
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| 174 | PyAPI_DATA(PyObject *) PyExc_RuntimeWarning;
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| 175 | PyAPI_DATA(PyObject *) PyExc_FutureWarning;
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| 176 | PyAPI_DATA(PyObject *) PyExc_ImportWarning;
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| 177 | PyAPI_DATA(PyObject *) PyExc_UnicodeWarning;
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| 178 | PyAPI_DATA(PyObject *) PyExc_BytesWarning;
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| 179 |
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| 180 |
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| 181 | /* Convenience functions */
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| 182 |
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| 183 | PyAPI_FUNC(int) PyErr_BadArgument(void);
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| 184 | PyAPI_FUNC(PyObject *) PyErr_NoMemory(void);
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| 185 | PyAPI_FUNC(PyObject *) PyErr_SetFromErrno(PyObject *);
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| 186 | PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilenameObject(
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| 187 | PyObject *, PyObject *);
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| 188 | PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilename(PyObject *, char *);
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| 189 | #ifdef Py_WIN_WIDE_FILENAMES
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| 190 | PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithUnicodeFilename(
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| 191 | PyObject *, Py_UNICODE *);
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| 192 | #endif /* Py_WIN_WIDE_FILENAMES */
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| 193 |
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| 194 | PyAPI_FUNC(PyObject *) PyErr_Format(PyObject *, const char *, ...)
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| 195 | Py_GCC_ATTRIBUTE((format(printf, 2, 3)));
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| 196 |
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| 197 | #ifdef MS_WINDOWS
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| 198 | PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithFilenameObject(
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| 199 | int, const char *);
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| 200 | PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithFilename(
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| 201 | int, const char *);
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| 202 | #ifdef Py_WIN_WIDE_FILENAMES
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| 203 | PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithUnicodeFilename(
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| 204 | int, const Py_UNICODE *);
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| 205 | #endif /* Py_WIN_WIDE_FILENAMES */
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| 206 | PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErr(int);
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| 207 | PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilenameObject(
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| 208 | PyObject *,int, PyObject *);
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| 209 | PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilename(
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| 210 | PyObject *,int, const char *);
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| 211 | #ifdef Py_WIN_WIDE_FILENAMES
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| 212 | PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithUnicodeFilename(
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| 213 | PyObject *,int, const Py_UNICODE *);
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| 214 | #endif /* Py_WIN_WIDE_FILENAMES */
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| 215 | PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErr(PyObject *, int);
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| 216 | #endif /* MS_WINDOWS */
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| 217 |
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| 218 | /* Export the old function so that the existing API remains available: */
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| 219 | PyAPI_FUNC(void) PyErr_BadInternalCall(void);
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| 220 | PyAPI_FUNC(void) _PyErr_BadInternalCall(char *filename, int lineno);
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| 221 | /* Mask the old API with a call to the new API for code compiled under
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| 222 | Python 2.0: */
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| 223 | #define PyErr_BadInternalCall() _PyErr_BadInternalCall(__FILE__, __LINE__)
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| 224 |
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| 225 | /* Function to create a new exception */
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| 226 | PyAPI_FUNC(PyObject *) PyErr_NewException(char *name, PyObject *base,
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| 227 | PyObject *dict);
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| 228 | PyAPI_FUNC(void) PyErr_WriteUnraisable(PyObject *);
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| 229 |
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| 230 | /* In sigcheck.c or signalmodule.c */
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| 231 | PyAPI_FUNC(int) PyErr_CheckSignals(void);
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| 232 | PyAPI_FUNC(void) PyErr_SetInterrupt(void);
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| 233 |
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| 234 | /* In signalmodule.c */
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| 235 | int PySignal_SetWakeupFd(int fd);
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| 236 |
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| 237 | /* Support for adding program text to SyntaxErrors */
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| 238 | PyAPI_FUNC(void) PyErr_SyntaxLocation(const char *, int);
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| 239 | PyAPI_FUNC(PyObject *) PyErr_ProgramText(const char *, int);
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| 240 |
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| 241 | #ifdef Py_USING_UNICODE
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| 242 | /* The following functions are used to create and modify unicode
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| 243 | exceptions from C */
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| 244 |
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| 245 | /* create a UnicodeDecodeError object */
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| 246 | PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_Create(
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| 247 | const char *, const char *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
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| 248 |
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| 249 | /* create a UnicodeEncodeError object */
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| 250 | PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_Create(
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| 251 | const char *, const Py_UNICODE *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
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| 252 |
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| 253 | /* create a UnicodeTranslateError object */
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| 254 | PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_Create(
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| 255 | const Py_UNICODE *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
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| 256 |
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| 257 | /* get the encoding attribute */
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| 258 | PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetEncoding(PyObject *);
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| 259 | PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetEncoding(PyObject *);
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| 260 |
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| 261 | /* get the object attribute */
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| 262 | PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetObject(PyObject *);
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| 263 | PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetObject(PyObject *);
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| 264 | PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_GetObject(PyObject *);
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| 265 |
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| 266 | /* get the value of the start attribute (the int * may not be NULL)
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| 267 | return 0 on success, -1 on failure */
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| 268 | PyAPI_FUNC(int) PyUnicodeEncodeError_GetStart(PyObject *, Py_ssize_t *);
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| 269 | PyAPI_FUNC(int) PyUnicodeDecodeError_GetStart(PyObject *, Py_ssize_t *);
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| 270 | PyAPI_FUNC(int) PyUnicodeTranslateError_GetStart(PyObject *, Py_ssize_t *);
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| 271 |
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| 272 | /* assign a new value to the start attribute
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| 273 | return 0 on success, -1 on failure */
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| 274 | PyAPI_FUNC(int) PyUnicodeEncodeError_SetStart(PyObject *, Py_ssize_t);
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| 275 | PyAPI_FUNC(int) PyUnicodeDecodeError_SetStart(PyObject *, Py_ssize_t);
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| 276 | PyAPI_FUNC(int) PyUnicodeTranslateError_SetStart(PyObject *, Py_ssize_t);
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| 277 |
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| 278 | /* get the value of the end attribute (the int *may not be NULL)
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| 279 | return 0 on success, -1 on failure */
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| 280 | PyAPI_FUNC(int) PyUnicodeEncodeError_GetEnd(PyObject *, Py_ssize_t *);
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| 281 | PyAPI_FUNC(int) PyUnicodeDecodeError_GetEnd(PyObject *, Py_ssize_t *);
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| 282 | PyAPI_FUNC(int) PyUnicodeTranslateError_GetEnd(PyObject *, Py_ssize_t *);
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| 283 |
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| 284 | /* assign a new value to the end attribute
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| 285 | return 0 on success, -1 on failure */
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| 286 | PyAPI_FUNC(int) PyUnicodeEncodeError_SetEnd(PyObject *, Py_ssize_t);
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| 287 | PyAPI_FUNC(int) PyUnicodeDecodeError_SetEnd(PyObject *, Py_ssize_t);
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| 288 | PyAPI_FUNC(int) PyUnicodeTranslateError_SetEnd(PyObject *, Py_ssize_t);
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| 289 |
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| 290 | /* get the value of the reason attribute */
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| 291 | PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetReason(PyObject *);
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| 292 | PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetReason(PyObject *);
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| 293 | PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_GetReason(PyObject *);
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| 294 |
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| 295 | /* assign a new value to the reason attribute
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| 296 | return 0 on success, -1 on failure */
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| 297 | PyAPI_FUNC(int) PyUnicodeEncodeError_SetReason(
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| 298 | PyObject *, const char *);
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| 299 | PyAPI_FUNC(int) PyUnicodeDecodeError_SetReason(
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| 300 | PyObject *, const char *);
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| 301 | PyAPI_FUNC(int) PyUnicodeTranslateError_SetReason(
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| 302 | PyObject *, const char *);
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| 303 | #endif
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| 304 |
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| 305 |
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| 306 | /* These APIs aren't really part of the error implementation, but
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| 307 | often needed to format error messages; the native C lib APIs are
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| 308 | not available on all platforms, which is why we provide emulations
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| 309 | for those platforms in Python/mysnprintf.c,
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| 310 | WARNING: The return value of snprintf varies across platforms; do
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| 311 | not rely on any particular behavior; eventually the C99 defn may
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| 312 | be reliable.
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| 313 | */
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| 314 | #if defined(MS_WIN32) && !defined(HAVE_SNPRINTF)
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| 315 | # define HAVE_SNPRINTF
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| 316 | # define snprintf _snprintf
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| 317 | # define vsnprintf _vsnprintf
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| 318 | #endif
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| 319 |
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| 320 | #include <stdarg.h>
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| 321 | PyAPI_FUNC(int) PyOS_snprintf(char *str, size_t size, const char *format, ...)
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| 322 | Py_GCC_ATTRIBUTE((format(printf, 3, 4)));
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| 323 | PyAPI_FUNC(int) PyOS_vsnprintf(char *str, size_t size, const char *format, va_list va)
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| 324 | Py_GCC_ATTRIBUTE((format(printf, 3, 0)));
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| 325 |
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| 326 | #ifdef __cplusplus
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| 327 | }
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| 328 | #endif
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| 329 | #endif /* !Py_ERRORS_H */
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