pyerrors.h 17 KB

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  1. #ifndef Py_ERRORS_H
  2. #define Py_ERRORS_H
  3. #ifdef __cplusplus
  4. extern "C" {
  5. #endif
  6. /* Error objects */
  7. #ifndef Py_LIMITED_API
  8. /* PyException_HEAD defines the initial segment of every exception class. */
  9. #define PyException_HEAD PyObject_HEAD PyObject *dict;\
  10. PyObject *args; PyObject *traceback;\
  11. PyObject *context; PyObject *cause;\
  12. char suppress_context;
  13. typedef struct {
  14. PyException_HEAD
  15. } PyBaseExceptionObject;
  16. typedef struct {
  17. PyException_HEAD
  18. PyObject *msg;
  19. PyObject *filename;
  20. PyObject *lineno;
  21. PyObject *offset;
  22. PyObject *text;
  23. PyObject *print_file_and_line;
  24. } PySyntaxErrorObject;
  25. typedef struct {
  26. PyException_HEAD
  27. PyObject *msg;
  28. PyObject *name;
  29. PyObject *path;
  30. } PyImportErrorObject;
  31. typedef struct {
  32. PyException_HEAD
  33. PyObject *encoding;
  34. PyObject *object;
  35. Py_ssize_t start;
  36. Py_ssize_t end;
  37. PyObject *reason;
  38. } PyUnicodeErrorObject;
  39. typedef struct {
  40. PyException_HEAD
  41. PyObject *code;
  42. } PySystemExitObject;
  43. typedef struct {
  44. PyException_HEAD
  45. PyObject *myerrno;
  46. PyObject *strerror;
  47. PyObject *filename;
  48. PyObject *filename2;
  49. #ifdef MS_WINDOWS
  50. PyObject *winerror;
  51. #endif
  52. Py_ssize_t written; /* only for BlockingIOError, -1 otherwise */
  53. } PyOSErrorObject;
  54. typedef struct {
  55. PyException_HEAD
  56. PyObject *value;
  57. } PyStopIterationObject;
  58. /* Compatibility typedefs */
  59. typedef PyOSErrorObject PyEnvironmentErrorObject;
  60. #ifdef MS_WINDOWS
  61. typedef PyOSErrorObject PyWindowsErrorObject;
  62. #endif
  63. #endif /* !Py_LIMITED_API */
  64. /* Error handling definitions */
  65. PyAPI_FUNC(void) PyErr_SetNone(PyObject *);
  66. PyAPI_FUNC(void) PyErr_SetObject(PyObject *, PyObject *);
  67. #ifndef Py_LIMITED_API
  68. PyAPI_FUNC(void) _PyErr_SetKeyError(PyObject *);
  69. _PyErr_StackItem *_PyErr_GetTopmostException(PyThreadState *tstate);
  70. #endif
  71. PyAPI_FUNC(void) PyErr_SetString(
  72. PyObject *exception,
  73. const char *string /* decoded from utf-8 */
  74. );
  75. PyAPI_FUNC(PyObject *) PyErr_Occurred(void);
  76. PyAPI_FUNC(void) PyErr_Clear(void);
  77. PyAPI_FUNC(void) PyErr_Fetch(PyObject **, PyObject **, PyObject **);
  78. PyAPI_FUNC(void) PyErr_Restore(PyObject *, PyObject *, PyObject *);
  79. #if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03030000
  80. PyAPI_FUNC(void) PyErr_GetExcInfo(PyObject **, PyObject **, PyObject **);
  81. PyAPI_FUNC(void) PyErr_SetExcInfo(PyObject *, PyObject *, PyObject *);
  82. #endif
  83. #if defined(__clang__) || \
  84. (defined(__GNUC__) && \
  85. ((__GNUC__ >= 3) || \
  86. (__GNUC__ == 2) && (__GNUC_MINOR__ >= 5)))
  87. #define _Py_NO_RETURN __attribute__((__noreturn__))
  88. #else
  89. #define _Py_NO_RETURN
  90. #endif
  91. /* Defined in Python/pylifecycle.c */
  92. PyAPI_FUNC(void) Py_FatalError(const char *message) _Py_NO_RETURN;
  93. #if defined(Py_DEBUG) || defined(Py_LIMITED_API)
  94. #define _PyErr_OCCURRED() PyErr_Occurred()
  95. #else
  96. #define _PyErr_OCCURRED() (PyThreadState_GET()->curexc_type)
  97. #endif
  98. /* Error testing and normalization */
  99. PyAPI_FUNC(int) PyErr_GivenExceptionMatches(PyObject *, PyObject *);
  100. PyAPI_FUNC(int) PyErr_ExceptionMatches(PyObject *);
  101. PyAPI_FUNC(void) PyErr_NormalizeException(PyObject**, PyObject**, PyObject**);
  102. /* Traceback manipulation (PEP 3134) */
  103. PyAPI_FUNC(int) PyException_SetTraceback(PyObject *, PyObject *);
  104. PyAPI_FUNC(PyObject *) PyException_GetTraceback(PyObject *);
  105. /* Cause manipulation (PEP 3134) */
  106. PyAPI_FUNC(PyObject *) PyException_GetCause(PyObject *);
  107. PyAPI_FUNC(void) PyException_SetCause(PyObject *, PyObject *);
  108. /* Context manipulation (PEP 3134) */
  109. PyAPI_FUNC(PyObject *) PyException_GetContext(PyObject *);
  110. PyAPI_FUNC(void) PyException_SetContext(PyObject *, PyObject *);
  111. #ifndef Py_LIMITED_API
  112. PyAPI_FUNC(void) _PyErr_ChainExceptions(PyObject *, PyObject *, PyObject *);
  113. #endif
  114. /* */
  115. #define PyExceptionClass_Check(x) \
  116. (PyType_Check((x)) && \
  117. PyType_FastSubclass((PyTypeObject*)(x), Py_TPFLAGS_BASE_EXC_SUBCLASS))
  118. #define PyExceptionInstance_Check(x) \
  119. PyType_FastSubclass((x)->ob_type, Py_TPFLAGS_BASE_EXC_SUBCLASS)
  120. #define PyExceptionClass_Name(x) \
  121. ((char *)(((PyTypeObject*)(x))->tp_name))
  122. #define PyExceptionInstance_Class(x) ((PyObject*)((x)->ob_type))
  123. /* Predefined exceptions */
  124. PyAPI_DATA(PyObject *) PyExc_BaseException;
  125. PyAPI_DATA(PyObject *) PyExc_Exception;
  126. #if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03050000
  127. PyAPI_DATA(PyObject *) PyExc_StopAsyncIteration;
  128. #endif
  129. PyAPI_DATA(PyObject *) PyExc_StopIteration;
  130. PyAPI_DATA(PyObject *) PyExc_GeneratorExit;
  131. PyAPI_DATA(PyObject *) PyExc_ArithmeticError;
  132. PyAPI_DATA(PyObject *) PyExc_LookupError;
  133. PyAPI_DATA(PyObject *) PyExc_AssertionError;
  134. PyAPI_DATA(PyObject *) PyExc_AttributeError;
  135. PyAPI_DATA(PyObject *) PyExc_BufferError;
  136. PyAPI_DATA(PyObject *) PyExc_EOFError;
  137. PyAPI_DATA(PyObject *) PyExc_FloatingPointError;
  138. PyAPI_DATA(PyObject *) PyExc_OSError;
  139. PyAPI_DATA(PyObject *) PyExc_ImportError;
  140. #if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03060000
  141. PyAPI_DATA(PyObject *) PyExc_ModuleNotFoundError;
  142. #endif
  143. PyAPI_DATA(PyObject *) PyExc_IndexError;
  144. PyAPI_DATA(PyObject *) PyExc_KeyError;
  145. PyAPI_DATA(PyObject *) PyExc_KeyboardInterrupt;
  146. PyAPI_DATA(PyObject *) PyExc_MemoryError;
  147. PyAPI_DATA(PyObject *) PyExc_NameError;
  148. PyAPI_DATA(PyObject *) PyExc_OverflowError;
  149. PyAPI_DATA(PyObject *) PyExc_RuntimeError;
  150. #if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03050000
  151. PyAPI_DATA(PyObject *) PyExc_RecursionError;
  152. #endif
  153. PyAPI_DATA(PyObject *) PyExc_NotImplementedError;
  154. PyAPI_DATA(PyObject *) PyExc_SyntaxError;
  155. PyAPI_DATA(PyObject *) PyExc_IndentationError;
  156. PyAPI_DATA(PyObject *) PyExc_TabError;
  157. PyAPI_DATA(PyObject *) PyExc_ReferenceError;
  158. PyAPI_DATA(PyObject *) PyExc_SystemError;
  159. PyAPI_DATA(PyObject *) PyExc_SystemExit;
  160. PyAPI_DATA(PyObject *) PyExc_TypeError;
  161. PyAPI_DATA(PyObject *) PyExc_UnboundLocalError;
  162. PyAPI_DATA(PyObject *) PyExc_UnicodeError;
  163. PyAPI_DATA(PyObject *) PyExc_UnicodeEncodeError;
  164. PyAPI_DATA(PyObject *) PyExc_UnicodeDecodeError;
  165. PyAPI_DATA(PyObject *) PyExc_UnicodeTranslateError;
  166. PyAPI_DATA(PyObject *) PyExc_ValueError;
  167. PyAPI_DATA(PyObject *) PyExc_ZeroDivisionError;
  168. #if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03030000
  169. PyAPI_DATA(PyObject *) PyExc_BlockingIOError;
  170. PyAPI_DATA(PyObject *) PyExc_BrokenPipeError;
  171. PyAPI_DATA(PyObject *) PyExc_ChildProcessError;
  172. PyAPI_DATA(PyObject *) PyExc_ConnectionError;
  173. PyAPI_DATA(PyObject *) PyExc_ConnectionAbortedError;
  174. PyAPI_DATA(PyObject *) PyExc_ConnectionRefusedError;
  175. PyAPI_DATA(PyObject *) PyExc_ConnectionResetError;
  176. PyAPI_DATA(PyObject *) PyExc_FileExistsError;
  177. PyAPI_DATA(PyObject *) PyExc_FileNotFoundError;
  178. PyAPI_DATA(PyObject *) PyExc_InterruptedError;
  179. PyAPI_DATA(PyObject *) PyExc_IsADirectoryError;
  180. PyAPI_DATA(PyObject *) PyExc_NotADirectoryError;
  181. PyAPI_DATA(PyObject *) PyExc_PermissionError;
  182. PyAPI_DATA(PyObject *) PyExc_ProcessLookupError;
  183. PyAPI_DATA(PyObject *) PyExc_TimeoutError;
  184. #endif
  185. /* Compatibility aliases */
  186. PyAPI_DATA(PyObject *) PyExc_EnvironmentError;
  187. PyAPI_DATA(PyObject *) PyExc_IOError;
  188. #ifdef MS_WINDOWS
  189. PyAPI_DATA(PyObject *) PyExc_WindowsError;
  190. #endif
  191. /* Predefined warning categories */
  192. PyAPI_DATA(PyObject *) PyExc_Warning;
  193. PyAPI_DATA(PyObject *) PyExc_UserWarning;
  194. PyAPI_DATA(PyObject *) PyExc_DeprecationWarning;
  195. PyAPI_DATA(PyObject *) PyExc_PendingDeprecationWarning;
  196. PyAPI_DATA(PyObject *) PyExc_SyntaxWarning;
  197. PyAPI_DATA(PyObject *) PyExc_RuntimeWarning;
  198. PyAPI_DATA(PyObject *) PyExc_FutureWarning;
  199. PyAPI_DATA(PyObject *) PyExc_ImportWarning;
  200. PyAPI_DATA(PyObject *) PyExc_UnicodeWarning;
  201. PyAPI_DATA(PyObject *) PyExc_BytesWarning;
  202. PyAPI_DATA(PyObject *) PyExc_ResourceWarning;
  203. /* Convenience functions */
  204. PyAPI_FUNC(int) PyErr_BadArgument(void);
  205. PyAPI_FUNC(PyObject *) PyErr_NoMemory(void);
  206. PyAPI_FUNC(PyObject *) PyErr_SetFromErrno(PyObject *);
  207. PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilenameObject(
  208. PyObject *, PyObject *);
  209. #if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03040000
  210. PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilenameObjects(
  211. PyObject *, PyObject *, PyObject *);
  212. #endif
  213. PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilename(
  214. PyObject *exc,
  215. const char *filename /* decoded from the filesystem encoding */
  216. );
  217. #if defined(MS_WINDOWS) && !defined(Py_LIMITED_API)
  218. PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithUnicodeFilename(
  219. PyObject *, const Py_UNICODE *) Py_DEPRECATED(3.3);
  220. #endif /* MS_WINDOWS */
  221. PyAPI_FUNC(PyObject *) PyErr_Format(
  222. PyObject *exception,
  223. const char *format, /* ASCII-encoded string */
  224. ...
  225. );
  226. #if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03050000
  227. PyAPI_FUNC(PyObject *) PyErr_FormatV(
  228. PyObject *exception,
  229. const char *format,
  230. va_list vargs);
  231. #endif
  232. #ifndef Py_LIMITED_API
  233. /* Like PyErr_Format(), but saves current exception as __context__ and
  234. __cause__.
  235. */
  236. PyAPI_FUNC(PyObject *) _PyErr_FormatFromCause(
  237. PyObject *exception,
  238. const char *format, /* ASCII-encoded string */
  239. ...
  240. );
  241. #endif
  242. #ifdef MS_WINDOWS
  243. PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithFilename(
  244. int ierr,
  245. const char *filename /* decoded from the filesystem encoding */
  246. );
  247. #ifndef Py_LIMITED_API
  248. /* XXX redeclare to use WSTRING */
  249. PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithUnicodeFilename(
  250. int, const Py_UNICODE *) Py_DEPRECATED(3.3);
  251. #endif
  252. PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErr(int);
  253. PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilenameObject(
  254. PyObject *,int, PyObject *);
  255. #if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03040000
  256. PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilenameObjects(
  257. PyObject *,int, PyObject *, PyObject *);
  258. #endif
  259. PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilename(
  260. PyObject *exc,
  261. int ierr,
  262. const char *filename /* decoded from the filesystem encoding */
  263. );
  264. #ifndef Py_LIMITED_API
  265. PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithUnicodeFilename(
  266. PyObject *,int, const Py_UNICODE *) Py_DEPRECATED(3.3);
  267. #endif
  268. PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErr(PyObject *, int);
  269. #endif /* MS_WINDOWS */
  270. #if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03060000
  271. PyAPI_FUNC(PyObject *) PyErr_SetImportErrorSubclass(PyObject *, PyObject *,
  272. PyObject *, PyObject *);
  273. #endif
  274. #if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03030000
  275. PyAPI_FUNC(PyObject *) PyErr_SetImportError(PyObject *, PyObject *,
  276. PyObject *);
  277. #endif
  278. /* Export the old function so that the existing API remains available: */
  279. PyAPI_FUNC(void) PyErr_BadInternalCall(void);
  280. PyAPI_FUNC(void) _PyErr_BadInternalCall(const char *filename, int lineno);
  281. /* Mask the old API with a call to the new API for code compiled under
  282. Python 2.0: */
  283. #define PyErr_BadInternalCall() _PyErr_BadInternalCall(__FILE__, __LINE__)
  284. /* Function to create a new exception */
  285. PyAPI_FUNC(PyObject *) PyErr_NewException(
  286. const char *name, PyObject *base, PyObject *dict);
  287. PyAPI_FUNC(PyObject *) PyErr_NewExceptionWithDoc(
  288. const char *name, const char *doc, PyObject *base, PyObject *dict);
  289. PyAPI_FUNC(void) PyErr_WriteUnraisable(PyObject *);
  290. /* In exceptions.c */
  291. #ifndef Py_LIMITED_API
  292. /* Helper that attempts to replace the current exception with one of the
  293. * same type but with a prefix added to the exception text. The resulting
  294. * exception description looks like:
  295. *
  296. * prefix (exc_type: original_exc_str)
  297. *
  298. * Only some exceptions can be safely replaced. If the function determines
  299. * it isn't safe to perform the replacement, it will leave the original
  300. * unmodified exception in place.
  301. *
  302. * Returns a borrowed reference to the new exception (if any), NULL if the
  303. * existing exception was left in place.
  304. */
  305. PyAPI_FUNC(PyObject *) _PyErr_TrySetFromCause(
  306. const char *prefix_format, /* ASCII-encoded string */
  307. ...
  308. );
  309. #endif
  310. /* In signalmodule.c */
  311. PyAPI_FUNC(int) PyErr_CheckSignals(void);
  312. PyAPI_FUNC(void) PyErr_SetInterrupt(void);
  313. /* In signalmodule.c */
  314. #ifndef Py_LIMITED_API
  315. int PySignal_SetWakeupFd(int fd);
  316. #endif
  317. /* Support for adding program text to SyntaxErrors */
  318. PyAPI_FUNC(void) PyErr_SyntaxLocation(
  319. const char *filename, /* decoded from the filesystem encoding */
  320. int lineno);
  321. PyAPI_FUNC(void) PyErr_SyntaxLocationEx(
  322. const char *filename, /* decoded from the filesystem encoding */
  323. int lineno,
  324. int col_offset);
  325. #ifndef Py_LIMITED_API
  326. PyAPI_FUNC(void) PyErr_SyntaxLocationObject(
  327. PyObject *filename,
  328. int lineno,
  329. int col_offset);
  330. #endif
  331. PyAPI_FUNC(PyObject *) PyErr_ProgramText(
  332. const char *filename, /* decoded from the filesystem encoding */
  333. int lineno);
  334. #ifndef Py_LIMITED_API
  335. PyAPI_FUNC(PyObject *) PyErr_ProgramTextObject(
  336. PyObject *filename,
  337. int lineno);
  338. #endif
  339. /* The following functions are used to create and modify unicode
  340. exceptions from C */
  341. /* create a UnicodeDecodeError object */
  342. PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_Create(
  343. const char *encoding, /* UTF-8 encoded string */
  344. const char *object,
  345. Py_ssize_t length,
  346. Py_ssize_t start,
  347. Py_ssize_t end,
  348. const char *reason /* UTF-8 encoded string */
  349. );
  350. /* create a UnicodeEncodeError object */
  351. #ifndef Py_LIMITED_API
  352. PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_Create(
  353. const char *encoding, /* UTF-8 encoded string */
  354. const Py_UNICODE *object,
  355. Py_ssize_t length,
  356. Py_ssize_t start,
  357. Py_ssize_t end,
  358. const char *reason /* UTF-8 encoded string */
  359. ) Py_DEPRECATED(3.3);
  360. #endif
  361. /* create a UnicodeTranslateError object */
  362. #ifndef Py_LIMITED_API
  363. PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_Create(
  364. const Py_UNICODE *object,
  365. Py_ssize_t length,
  366. Py_ssize_t start,
  367. Py_ssize_t end,
  368. const char *reason /* UTF-8 encoded string */
  369. ) Py_DEPRECATED(3.3);
  370. PyAPI_FUNC(PyObject *) _PyUnicodeTranslateError_Create(
  371. PyObject *object,
  372. Py_ssize_t start,
  373. Py_ssize_t end,
  374. const char *reason /* UTF-8 encoded string */
  375. );
  376. #endif
  377. /* get the encoding attribute */
  378. PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetEncoding(PyObject *);
  379. PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetEncoding(PyObject *);
  380. /* get the object attribute */
  381. PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetObject(PyObject *);
  382. PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetObject(PyObject *);
  383. PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_GetObject(PyObject *);
  384. /* get the value of the start attribute (the int * may not be NULL)
  385. return 0 on success, -1 on failure */
  386. PyAPI_FUNC(int) PyUnicodeEncodeError_GetStart(PyObject *, Py_ssize_t *);
  387. PyAPI_FUNC(int) PyUnicodeDecodeError_GetStart(PyObject *, Py_ssize_t *);
  388. PyAPI_FUNC(int) PyUnicodeTranslateError_GetStart(PyObject *, Py_ssize_t *);
  389. /* assign a new value to the start attribute
  390. return 0 on success, -1 on failure */
  391. PyAPI_FUNC(int) PyUnicodeEncodeError_SetStart(PyObject *, Py_ssize_t);
  392. PyAPI_FUNC(int) PyUnicodeDecodeError_SetStart(PyObject *, Py_ssize_t);
  393. PyAPI_FUNC(int) PyUnicodeTranslateError_SetStart(PyObject *, Py_ssize_t);
  394. /* get the value of the end attribute (the int *may not be NULL)
  395. return 0 on success, -1 on failure */
  396. PyAPI_FUNC(int) PyUnicodeEncodeError_GetEnd(PyObject *, Py_ssize_t *);
  397. PyAPI_FUNC(int) PyUnicodeDecodeError_GetEnd(PyObject *, Py_ssize_t *);
  398. PyAPI_FUNC(int) PyUnicodeTranslateError_GetEnd(PyObject *, Py_ssize_t *);
  399. /* assign a new value to the end attribute
  400. return 0 on success, -1 on failure */
  401. PyAPI_FUNC(int) PyUnicodeEncodeError_SetEnd(PyObject *, Py_ssize_t);
  402. PyAPI_FUNC(int) PyUnicodeDecodeError_SetEnd(PyObject *, Py_ssize_t);
  403. PyAPI_FUNC(int) PyUnicodeTranslateError_SetEnd(PyObject *, Py_ssize_t);
  404. /* get the value of the reason attribute */
  405. PyAPI_FUNC(PyObject *) PyUnicodeEncodeError_GetReason(PyObject *);
  406. PyAPI_FUNC(PyObject *) PyUnicodeDecodeError_GetReason(PyObject *);
  407. PyAPI_FUNC(PyObject *) PyUnicodeTranslateError_GetReason(PyObject *);
  408. /* assign a new value to the reason attribute
  409. return 0 on success, -1 on failure */
  410. PyAPI_FUNC(int) PyUnicodeEncodeError_SetReason(
  411. PyObject *exc,
  412. const char *reason /* UTF-8 encoded string */
  413. );
  414. PyAPI_FUNC(int) PyUnicodeDecodeError_SetReason(
  415. PyObject *exc,
  416. const char *reason /* UTF-8 encoded string */
  417. );
  418. PyAPI_FUNC(int) PyUnicodeTranslateError_SetReason(
  419. PyObject *exc,
  420. const char *reason /* UTF-8 encoded string */
  421. );
  422. /* These APIs aren't really part of the error implementation, but
  423. often needed to format error messages; the native C lib APIs are
  424. not available on all platforms, which is why we provide emulations
  425. for those platforms in Python/mysnprintf.c,
  426. WARNING: The return value of snprintf varies across platforms; do
  427. not rely on any particular behavior; eventually the C99 defn may
  428. be reliable.
  429. */
  430. #if defined(MS_WIN32) && !defined(HAVE_SNPRINTF)
  431. # define HAVE_SNPRINTF
  432. # define snprintf _snprintf
  433. # define vsnprintf _vsnprintf
  434. #endif
  435. #include <stdarg.h>
  436. PyAPI_FUNC(int) PyOS_snprintf(char *str, size_t size, const char *format, ...)
  437. Py_GCC_ATTRIBUTE((format(printf, 3, 4)));
  438. PyAPI_FUNC(int) PyOS_vsnprintf(char *str, size_t size, const char *format, va_list va)
  439. Py_GCC_ATTRIBUTE((format(printf, 3, 0)));
  440. #ifdef __cplusplus
  441. }
  442. #endif
  443. #endif /* !Py_ERRORS_H */