source: vendor/python/2.5/Include/pyerrors.h

Last change on this file was 3225, checked in by bird, 18 years ago

Python 2.5

File size: 11.3 KB
Line 
1#ifndef Py_ERRORS_H
2#define Py_ERRORS_H
3#ifdef __cplusplus
4extern "C" {
5#endif
6
7/* Error objects */
8
9typedef struct {
10 PyObject_HEAD
11 PyObject *dict;
12 PyObject *args;
13 PyObject *message;
14} PyBaseExceptionObject;
15
16typedef struct {
17 PyObject_HEAD
18 PyObject *dict;
19 PyObject *args;
20 PyObject *message;
21 PyObject *msg;
22 PyObject *filename;
23 PyObject *lineno;
24 PyObject *offset;
25 PyObject *text;
26 PyObject *print_file_and_line;
27} PySyntaxErrorObject;
28
29#ifdef Py_USING_UNICODE
30typedef struct {
31 PyObject_HEAD
32 PyObject *dict;
33 PyObject *args;
34 PyObject *message;
35 PyObject *encoding;
36 PyObject *object;
37 PyObject *start;
38 PyObject *end;
39 PyObject *reason;
40} PyUnicodeErrorObject;
41#endif
42
43typedef struct {
44 PyObject_HEAD
45 PyObject *dict;
46 PyObject *args;
47 PyObject *message;
48 PyObject *code;
49} PySystemExitObject;
50
51typedef struct {
52 PyObject_HEAD
53 PyObject *dict;
54 PyObject *args;
55 PyObject *message;
56 PyObject *myerrno;
57 PyObject *strerror;
58 PyObject *filename;
59} PyEnvironmentErrorObject;
60
61#ifdef MS_WINDOWS
62typedef struct {
63 PyObject_HEAD
64 PyObject *dict;
65 PyObject *args;
66 PyObject *message;
67 PyObject *myerrno;
68 PyObject *strerror;
69 PyObject *filename;
70 PyObject *winerror;
71} PyWindowsErrorObject;
72#endif
73
74/* Error handling definitions */
75
76PyAPI_FUNC(void) PyErr_SetNone(PyObject *);
77PyAPI_FUNC(void) PyErr_SetObject(PyObject *, PyObject *);
78PyAPI_FUNC(void) PyErr_SetString(PyObject *, const char *);
79PyAPI_FUNC(PyObject *) PyErr_Occurred(void);
80PyAPI_FUNC(void) PyErr_Clear(void);
81PyAPI_FUNC(void) PyErr_Fetch(PyObject **, PyObject **, PyObject **);
82PyAPI_FUNC(void) PyErr_Restore(PyObject *, PyObject *, PyObject *);
83
84#ifdef Py_DEBUG
85#define _PyErr_OCCURRED() PyErr_Occurred()
86#else
87#define _PyErr_OCCURRED() (_PyThreadState_Current->curexc_type)
88#endif
89
90/* Error testing and normalization */
91PyAPI_FUNC(int) PyErr_GivenExceptionMatches(PyObject *, PyObject *);
92PyAPI_FUNC(int) PyErr_ExceptionMatches(PyObject *);
93PyAPI_FUNC(void) PyErr_NormalizeException(PyObject**, PyObject**, PyObject**);
94
95/* */
96
97#define PyExceptionClass_Check(x) \
98 (PyClass_Check((x)) \
99 || (PyType_Check((x)) && PyType_IsSubtype( \
100 (PyTypeObject*)(x), (PyTypeObject*)PyExc_BaseException)))
101
102
103#define PyExceptionInstance_Check(x) \
104 (PyInstance_Check((x)) || \
105 (PyType_IsSubtype((x)->ob_type, (PyTypeObject*)PyExc_BaseException)))
106
107#define PyExceptionClass_Name(x) \
108 (PyClass_Check((x)) \
109 ? PyString_AS_STRING(((PyClassObject*)(x))->cl_name) \
110 : (char *)(((PyTypeObject*)(x))->tp_name))
111
112#define PyExceptionInstance_Class(x) \
113 ((PyInstance_Check((x)) \
114 ? (PyObject*)((PyInstanceObject*)(x))->in_class \
115 : (PyObject*)((x)->ob_type)))
116
117
118/* Predefined exceptions */
119
120PyAPI_DATA(PyObject *) PyExc_BaseException;
121PyAPI_DATA(PyObject *) PyExc_Exception;
122PyAPI_DATA(PyObject *) PyExc_StopIteration;
123PyAPI_DATA(PyObject *) PyExc_GeneratorExit;
124PyAPI_DATA(PyObject *) PyExc_StandardError;
125PyAPI_DATA(PyObject *) PyExc_ArithmeticError;
126PyAPI_DATA(PyObject *) PyExc_LookupError;
127
128PyAPI_DATA(PyObject *) PyExc_AssertionError;
129PyAPI_DATA(PyObject *) PyExc_AttributeError;
130PyAPI_DATA(PyObject *) PyExc_EOFError;
131PyAPI_DATA(PyObject *) PyExc_FloatingPointError;
132PyAPI_DATA(PyObject *) PyExc_EnvironmentError;
133PyAPI_DATA(PyObject *) PyExc_IOError;
134PyAPI_DATA(PyObject *) PyExc_OSError;
135PyAPI_DATA(PyObject *) PyExc_ImportError;
136PyAPI_DATA(PyObject *) PyExc_IndexError;
137PyAPI_DATA(PyObject *) PyExc_KeyError;
138PyAPI_DATA(PyObject *) PyExc_KeyboardInterrupt;
139PyAPI_DATA(PyObject *) PyExc_MemoryError;
140PyAPI_DATA(PyObject *) PyExc_NameError;
141PyAPI_DATA(PyObject *) PyExc_OverflowError;
142PyAPI_DATA(PyObject *) PyExc_RuntimeError;
143PyAPI_DATA(PyObject *) PyExc_NotImplementedError;
144PyAPI_DATA(PyObject *) PyExc_SyntaxError;
145PyAPI_DATA(PyObject *) PyExc_IndentationError;
146PyAPI_DATA(PyObject *) PyExc_TabError;
147PyAPI_DATA(PyObject *) PyExc_ReferenceError;
148PyAPI_DATA(PyObject *) PyExc_SystemError;
149PyAPI_DATA(PyObject *) PyExc_SystemExit;
150PyAPI_DATA(PyObject *) PyExc_TypeError;
151PyAPI_DATA(PyObject *) PyExc_UnboundLocalError;
152PyAPI_DATA(PyObject *) PyExc_UnicodeError;
153PyAPI_DATA(PyObject *) PyExc_UnicodeEncodeError;
154PyAPI_DATA(PyObject *) PyExc_UnicodeDecodeError;
155PyAPI_DATA(PyObject *) PyExc_UnicodeTranslateError;
156PyAPI_DATA(PyObject *) PyExc_ValueError;
157PyAPI_DATA(PyObject *) PyExc_ZeroDivisionError;
158#ifdef MS_WINDOWS
159PyAPI_DATA(PyObject *) PyExc_WindowsError;
160#endif
161#ifdef __VMS
162PyAPI_DATA(PyObject *) PyExc_VMSError;
163#endif
164
165PyAPI_DATA(PyObject *) PyExc_MemoryErrorInst;
166
167/* Predefined warning categories */
168PyAPI_DATA(PyObject *) PyExc_Warning;
169PyAPI_DATA(PyObject *) PyExc_UserWarning;
170PyAPI_DATA(PyObject *) PyExc_DeprecationWarning;
171PyAPI_DATA(PyObject *) PyExc_PendingDeprecationWarning;
172PyAPI_DATA(PyObject *) PyExc_SyntaxWarning;
173PyAPI_DATA(PyObject *) PyExc_RuntimeWarning;
174PyAPI_DATA(PyObject *) PyExc_FutureWarning;
175PyAPI_DATA(PyObject *) PyExc_ImportWarning;
176PyAPI_DATA(PyObject *) PyExc_UnicodeWarning;
177
178
179/* Convenience functions */
180
181PyAPI_FUNC(int) PyErr_BadArgument(void);
182PyAPI_FUNC(PyObject *) PyErr_NoMemory(void);
183PyAPI_FUNC(PyObject *) PyErr_SetFromErrno(PyObject *);
184PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilenameObject(
185 PyObject *, PyObject *);
186PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilename(PyObject *, char *);
187#ifdef Py_WIN_WIDE_FILENAMES
188PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithUnicodeFilename(
189 PyObject *, Py_UNICODE *);
190#endif /* Py_WIN_WIDE_FILENAMES */
191
192PyAPI_FUNC(PyObject *) PyErr_Format(PyObject *, const char *, ...)
193 Py_GCC_ATTRIBUTE((format(printf, 2, 3)));
194
195#ifdef MS_WINDOWS
196PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithFilenameObject(
197 int, const char *);
198PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithFilename(
199 int, const char *);
200#ifdef Py_WIN_WIDE_FILENAMES
201PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithUnicodeFilename(
202 int, const Py_UNICODE *);
203#endif /* Py_WIN_WIDE_FILENAMES */
204PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErr(int);
205PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilenameObject(
206 PyObject *,int, PyObject *);
207PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilename(
208 PyObject *,int, const char *);
209#ifdef Py_WIN_WIDE_FILENAMES
210PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithUnicodeFilename(
211 PyObject *,int, const Py_UNICODE *);
212#endif /* Py_WIN_WIDE_FILENAMES */
213PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErr(PyObject *, int);
214#endif /* MS_WINDOWS */
215
216/* Export the old function so that the existing API remains available: */
217PyAPI_FUNC(void) PyErr_BadInternalCall(void);
218PyAPI_FUNC(void) _PyErr_BadInternalCall(char *filename, int lineno);
219/* Mask the old API with a call to the new API for code compiled under
220 Python 2.0: */
221#define PyErr_BadInternalCall() _PyErr_BadInternalCall(__FILE__, __LINE__)
222
223/* Function to create a new exception */
224PyAPI_FUNC(PyObject *) PyErr_NewException(char *name, PyObject *base,
225 PyObject *dict);
226PyAPI_FUNC(void) PyErr_WriteUnraisable(PyObject *);
227
228/* Issue a warning or exception */
229PyAPI_FUNC(int) PyErr_WarnEx(PyObject *category, const char *msg,
230 Py_ssize_t stack_level);
231PyAPI_FUNC(int) PyErr_WarnExplicit(PyObject *, const char *,
232 const char *, int,
233 const char *, PyObject *);
234/* PyErr_Warn is only for backwards compatability and will be removed.
235 Use PyErr_WarnEx instead. */
236#define PyErr_Warn(category, msg) PyErr_WarnEx(category, msg, 1)
237
238/* In sigcheck.c or signalmodule.c */
239PyAPI_FUNC(int) PyErr_CheckSignals(void);
240PyAPI_FUNC(void) PyErr_SetInterrupt(void);
241
242/* Support for adding program text to SyntaxErrors */
243PyAPI_FUNC(void) PyErr_SyntaxLocation(const char *, int);
244PyAPI_FUNC(PyObject *) PyErr_ProgramText(const char *, int);
245
246#ifdef Py_USING_UNICODE
247/* The following functions are used to create and modify unicode
248 exceptions from C */
249
250/* create a UnicodeDecodeError object */
251PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_Create(
252 const char *, const char *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
253
254/* create a UnicodeEncodeError object */
255PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_Create(
256 const char *, const Py_UNICODE *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
257
258/* create a UnicodeTranslateError object */
259PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_Create(
260 const Py_UNICODE *, Py_ssize_t, Py_ssize_t, Py_ssize_t, const char *);
261
262/* get the encoding attribute */
263PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetEncoding(PyObject *);
264PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetEncoding(PyObject *);
265
266/* get the object attribute */
267PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetObject(PyObject *);
268PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetObject(PyObject *);
269PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_GetObject(PyObject *);
270
271/* get the value of the start attribute (the int * may not be NULL)
272 return 0 on success, -1 on failure */
273PyAPI_FUNC(int) PyUnicodeEncodeError_GetStart(PyObject *, Py_ssize_t *);
274PyAPI_FUNC(int) PyUnicodeDecodeError_GetStart(PyObject *, Py_ssize_t *);
275PyAPI_FUNC(int) PyUnicodeTranslateError_GetStart(PyObject *, Py_ssize_t *);
276
277/* assign a new value to the start attribute
278 return 0 on success, -1 on failure */
279PyAPI_FUNC(int) PyUnicodeEncodeError_SetStart(PyObject *, Py_ssize_t);
280PyAPI_FUNC(int) PyUnicodeDecodeError_SetStart(PyObject *, Py_ssize_t);
281PyAPI_FUNC(int) PyUnicodeTranslateError_SetStart(PyObject *, Py_ssize_t);
282
283/* get the value of the end attribute (the int *may not be NULL)
284 return 0 on success, -1 on failure */
285PyAPI_FUNC(int) PyUnicodeEncodeError_GetEnd(PyObject *, Py_ssize_t *);
286PyAPI_FUNC(int) PyUnicodeDecodeError_GetEnd(PyObject *, Py_ssize_t *);
287PyAPI_FUNC(int) PyUnicodeTranslateError_GetEnd(PyObject *, Py_ssize_t *);
288
289/* assign a new value to the end attribute
290 return 0 on success, -1 on failure */
291PyAPI_FUNC(int) PyUnicodeEncodeError_SetEnd(PyObject *, Py_ssize_t);
292PyAPI_FUNC(int) PyUnicodeDecodeError_SetEnd(PyObject *, Py_ssize_t);
293PyAPI_FUNC(int) PyUnicodeTranslateError_SetEnd(PyObject *, Py_ssize_t);
294
295/* get the value of the reason attribute */
296PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetReason(PyObject *);
297PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetReason(PyObject *);
298PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_GetReason(PyObject *);
299
300/* assign a new value to the reason attribute
301 return 0 on success, -1 on failure */
302PyAPI_FUNC(int) PyUnicodeEncodeError_SetReason(
303 PyObject *, const char *);
304PyAPI_FUNC(int) PyUnicodeDecodeError_SetReason(
305 PyObject *, const char *);
306PyAPI_FUNC(int) PyUnicodeTranslateError_SetReason(
307 PyObject *, const char *);
308#endif
309
310
311/* These APIs aren't really part of the error implementation, but
312 often needed to format error messages; the native C lib APIs are
313 not available on all platforms, which is why we provide emulations
314 for those platforms in Python/mysnprintf.c,
315 WARNING: The return value of snprintf varies across platforms; do
316 not rely on any particular behavior; eventually the C99 defn may
317 be reliable.
318*/
319#if defined(MS_WIN32) && !defined(HAVE_SNPRINTF)
320# define HAVE_SNPRINTF
321# define snprintf _snprintf
322# define vsnprintf _vsnprintf
323#endif
324
325#include <stdarg.h>
326PyAPI_FUNC(int) PyOS_snprintf(char *str, size_t size, const char *format, ...)
327 Py_GCC_ATTRIBUTE((format(printf, 3, 4)));
328PyAPI_FUNC(int) PyOS_vsnprintf(char *str, size_t size, const char *format, va_list va)
329 Py_GCC_ATTRIBUTE((format(printf, 3, 0)));
330
331#ifdef __cplusplus
332}
333#endif
334#endif /* !Py_ERRORS_H */
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