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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: log.cpp | |
3 | // Purpose: Assorted wxLogXXX functions, and wxLog (sink for logs) | |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: | |
6 | // Created: 29/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> | |
9 | // Licence: wxWindows license | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | #ifdef __GNUG__ | |
21 | #pragma implementation "log.h" | |
22 | #endif | |
23 | ||
24 | // For compilers that support precompilation, includes "wx.h". | |
25 | #include "wx/wxprec.h" | |
26 | ||
27 | #ifdef __BORLANDC__ | |
28 | #pragma hdrstop | |
29 | #endif | |
30 | ||
31 | // wxWindows | |
32 | #ifndef WX_PRECOMP | |
33 | #include "wx/string.h" | |
34 | #include "wx/intl.h" | |
35 | #include "wx/app.h" | |
36 | ||
37 | #if wxUSE_GUI | |
38 | #include "wx/window.h" | |
39 | #ifdef __WXMSW__ | |
40 | #include "wx/msw/private.h" | |
41 | #endif | |
42 | #include "wx/msgdlg.h" | |
43 | #endif | |
44 | #endif //WX_PRECOMP | |
45 | ||
46 | #include "wx/file.h" | |
47 | #include "wx/textfile.h" | |
48 | #include "wx/utils.h" | |
49 | #include "wx/wxchar.h" | |
50 | #include "wx/log.h" | |
51 | #include "wx/thread.h" | |
52 | ||
53 | // other standard headers | |
54 | #include <errno.h> | |
55 | #include <stdlib.h> | |
56 | #include <time.h> | |
57 | ||
58 | #ifdef __WXMSW__ | |
59 | #include "wx/msw/private.h" // includes windows.h for OutputDebugString | |
60 | #else //Unix | |
61 | #include <signal.h> | |
62 | #endif //Win/Unix | |
63 | ||
64 | // ---------------------------------------------------------------------------- | |
65 | // non member functions | |
66 | // ---------------------------------------------------------------------------- | |
67 | ||
68 | // define this to enable wrapping of log messages | |
69 | //#define LOG_PRETTY_WRAP | |
70 | ||
71 | #ifdef LOG_PRETTY_WRAP | |
72 | static void wxLogWrap(FILE *f, const char *pszPrefix, const char *psz); | |
73 | #endif | |
74 | ||
75 | // ============================================================================ | |
76 | // implementation | |
77 | // ============================================================================ | |
78 | ||
79 | // ---------------------------------------------------------------------------- | |
80 | // globals | |
81 | // ---------------------------------------------------------------------------- | |
82 | ||
83 | // log functions can't allocate memory (LogError("out of memory...") should | |
84 | // work!), so we use a static buffer for all log messages | |
85 | #define LOG_BUFFER_SIZE (4096) | |
86 | ||
87 | // static buffer for error messages | |
88 | static wxChar s_szBuf[LOG_BUFFER_SIZE]; | |
89 | ||
90 | #if wxUSE_THREADS | |
91 | ||
92 | // the critical section protecting the static buffer | |
93 | static wxCriticalSection gs_csLogBuf; | |
94 | ||
95 | #endif // wxUSE_THREADS | |
96 | ||
97 | // ---------------------------------------------------------------------------- | |
98 | // implementation of Log functions | |
99 | // | |
100 | // NB: unfortunately we need all these distinct functions, we can't make them | |
101 | // macros and not all compilers inline vararg functions. | |
102 | // ---------------------------------------------------------------------------- | |
103 | ||
104 | // generic log function | |
105 | void wxLogGeneric(wxLogLevel level, const wxChar *szFormat, ...) | |
106 | { | |
107 | if ( wxLog::GetActiveTarget() != NULL ) { | |
108 | wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); | |
109 | ||
110 | va_list argptr; | |
111 | va_start(argptr, szFormat); | |
112 | wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); | |
113 | va_end(argptr); | |
114 | ||
115 | wxLog::OnLog(level, s_szBuf, time(NULL)); | |
116 | } | |
117 | } | |
118 | ||
119 | #define IMPLEMENT_LOG_FUNCTION(level) \ | |
120 | void wxLog##level(const wxChar *szFormat, ...) \ | |
121 | { \ | |
122 | if ( wxLog::GetActiveTarget() != NULL ) { \ | |
123 | wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); \ | |
124 | \ | |
125 | va_list argptr; \ | |
126 | va_start(argptr, szFormat); \ | |
127 | wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); \ | |
128 | va_end(argptr); \ | |
129 | \ | |
130 | wxLog::OnLog(wxLOG_##level, s_szBuf, time(NULL)); \ | |
131 | } \ | |
132 | } | |
133 | ||
134 | IMPLEMENT_LOG_FUNCTION(FatalError) | |
135 | IMPLEMENT_LOG_FUNCTION(Error) | |
136 | IMPLEMENT_LOG_FUNCTION(Warning) | |
137 | IMPLEMENT_LOG_FUNCTION(Message) | |
138 | IMPLEMENT_LOG_FUNCTION(Info) | |
139 | IMPLEMENT_LOG_FUNCTION(Status) | |
140 | ||
141 | // same as info, but only if 'verbose' mode is on | |
142 | void wxLogVerbose(const wxChar *szFormat, ...) | |
143 | { | |
144 | wxLog *pLog = wxLog::GetActiveTarget(); | |
145 | if ( pLog != NULL && pLog->GetVerbose() ) { | |
146 | wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); | |
147 | ||
148 | va_list argptr; | |
149 | va_start(argptr, szFormat); | |
150 | wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); | |
151 | va_end(argptr); | |
152 | ||
153 | wxLog::OnLog(wxLOG_Info, s_szBuf, time(NULL)); | |
154 | } | |
155 | } | |
156 | ||
157 | // debug functions | |
158 | #ifdef __WXDEBUG__ | |
159 | #define IMPLEMENT_LOG_DEBUG_FUNCTION(level) \ | |
160 | void wxLog##level(const wxChar *szFormat, ...) \ | |
161 | { \ | |
162 | if ( wxLog::GetActiveTarget() != NULL ) { \ | |
163 | wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); \ | |
164 | \ | |
165 | va_list argptr; \ | |
166 | va_start(argptr, szFormat); \ | |
167 | wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); \ | |
168 | va_end(argptr); \ | |
169 | \ | |
170 | wxLog::OnLog(wxLOG_##level, s_szBuf, time(NULL)); \ | |
171 | } \ | |
172 | } | |
173 | ||
174 | void wxLogTrace(const wxChar *mask, const wxChar *szFormat, ...) | |
175 | { | |
176 | wxLog *pLog = wxLog::GetActiveTarget(); | |
177 | ||
178 | if ( pLog != NULL && wxLog::IsAllowedTraceMask(mask) ) { | |
179 | wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); | |
180 | ||
181 | va_list argptr; | |
182 | va_start(argptr, szFormat); | |
183 | wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); | |
184 | va_end(argptr); | |
185 | ||
186 | wxLog::OnLog(wxLOG_Trace, s_szBuf, time(NULL)); | |
187 | } | |
188 | } | |
189 | ||
190 | void wxLogTrace(wxTraceMask mask, const wxChar *szFormat, ...) | |
191 | { | |
192 | wxLog *pLog = wxLog::GetActiveTarget(); | |
193 | ||
194 | // we check that all of mask bits are set in the current mask, so | |
195 | // that wxLogTrace(wxTraceRefCount | wxTraceOle) will only do something | |
196 | // if both bits are set. | |
197 | if ( pLog != NULL && ((pLog->GetTraceMask() & mask) == mask) ) { | |
198 | wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); | |
199 | ||
200 | va_list argptr; | |
201 | va_start(argptr, szFormat); | |
202 | wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); | |
203 | va_end(argptr); | |
204 | ||
205 | wxLog::OnLog(wxLOG_Trace, s_szBuf, time(NULL)); | |
206 | } | |
207 | } | |
208 | ||
209 | #else // release | |
210 | #define IMPLEMENT_LOG_DEBUG_FUNCTION(level) | |
211 | #endif | |
212 | ||
213 | IMPLEMENT_LOG_DEBUG_FUNCTION(Debug) | |
214 | IMPLEMENT_LOG_DEBUG_FUNCTION(Trace) | |
215 | ||
216 | // wxLogSysError: one uses the last error code, for other you must give it | |
217 | // explicitly | |
218 | ||
219 | // common part of both wxLogSysError | |
220 | void wxLogSysErrorHelper(long lErrCode) | |
221 | { | |
222 | wxChar szErrMsg[LOG_BUFFER_SIZE / 2]; | |
223 | wxSnprintf(szErrMsg, WXSIZEOF(szErrMsg), | |
224 | _(" (error %ld: %s)"), lErrCode, wxSysErrorMsg(lErrCode)); | |
225 | wxStrncat(s_szBuf, szErrMsg, WXSIZEOF(s_szBuf) - wxStrlen(s_szBuf)); | |
226 | ||
227 | wxLog::OnLog(wxLOG_Error, s_szBuf, time(NULL)); | |
228 | } | |
229 | ||
230 | void WXDLLEXPORT wxLogSysError(const wxChar *szFormat, ...) | |
231 | { | |
232 | wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); | |
233 | ||
234 | va_list argptr; | |
235 | va_start(argptr, szFormat); | |
236 | wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); | |
237 | va_end(argptr); | |
238 | ||
239 | wxLogSysErrorHelper(wxSysErrorCode()); | |
240 | } | |
241 | ||
242 | void WXDLLEXPORT wxLogSysError(long lErrCode, const wxChar *szFormat, ...) | |
243 | { | |
244 | wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); | |
245 | ||
246 | va_list argptr; | |
247 | va_start(argptr, szFormat); | |
248 | wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); | |
249 | va_end(argptr); | |
250 | ||
251 | wxLogSysErrorHelper(lErrCode); | |
252 | } | |
253 | ||
254 | // ---------------------------------------------------------------------------- | |
255 | // wxLog class implementation | |
256 | // ---------------------------------------------------------------------------- | |
257 | ||
258 | wxLog::wxLog() | |
259 | { | |
260 | m_bHasMessages = FALSE; | |
261 | ||
262 | // enable verbose messages by default in the debug builds | |
263 | #ifdef __WXDEBUG__ | |
264 | m_bVerbose = TRUE; | |
265 | #else // release | |
266 | m_bVerbose = FALSE; | |
267 | #endif // debug/release | |
268 | } | |
269 | ||
270 | wxLog *wxLog::GetActiveTarget() | |
271 | { | |
272 | if ( ms_bAutoCreate && ms_pLogger == NULL ) { | |
273 | // prevent infinite recursion if someone calls wxLogXXX() from | |
274 | // wxApp::CreateLogTarget() | |
275 | static bool s_bInGetActiveTarget = FALSE; | |
276 | if ( !s_bInGetActiveTarget ) { | |
277 | s_bInGetActiveTarget = TRUE; | |
278 | ||
279 | // ask the application to create a log target for us | |
280 | if ( wxTheApp != NULL ) | |
281 | ms_pLogger = wxTheApp->CreateLogTarget(); | |
282 | else | |
283 | ms_pLogger = new wxLogStderr; | |
284 | ||
285 | s_bInGetActiveTarget = FALSE; | |
286 | ||
287 | // do nothing if it fails - what can we do? | |
288 | } | |
289 | } | |
290 | ||
291 | return ms_pLogger; | |
292 | } | |
293 | ||
294 | wxLog *wxLog::SetActiveTarget(wxLog *pLogger) | |
295 | { | |
296 | if ( ms_pLogger != NULL ) { | |
297 | // flush the old messages before changing because otherwise they might | |
298 | // get lost later if this target is not restored | |
299 | ms_pLogger->Flush(); | |
300 | } | |
301 | ||
302 | wxLog *pOldLogger = ms_pLogger; | |
303 | ms_pLogger = pLogger; | |
304 | ||
305 | return pOldLogger; | |
306 | } | |
307 | ||
308 | void wxLog::RemoveTraceMask(const wxString& str) | |
309 | { | |
310 | int index = ms_aTraceMasks.Index(str); | |
311 | if ( index != wxNOT_FOUND ) | |
312 | ms_aTraceMasks.Remove((size_t)index); | |
313 | } | |
314 | ||
315 | void wxLog::TimeStamp(wxString *str) | |
316 | { | |
317 | if ( ms_timestamp ) | |
318 | { | |
319 | wxChar buf[256]; | |
320 | time_t timeNow; | |
321 | (void)time(&timeNow); | |
322 | wxStrftime(buf, WXSIZEOF(buf), ms_timestamp, localtime(&timeNow)); | |
323 | ||
324 | str->Empty(); | |
325 | *str << buf << wxT(": "); | |
326 | } | |
327 | } | |
328 | ||
329 | void wxLog::DoLog(wxLogLevel level, const wxChar *szString, time_t t) | |
330 | { | |
331 | switch ( level ) { | |
332 | case wxLOG_FatalError: | |
333 | DoLogString(wxString(_("Fatal error: ")) + szString, t); | |
334 | DoLogString(_("Program aborted."), t); | |
335 | Flush(); | |
336 | abort(); | |
337 | break; | |
338 | ||
339 | case wxLOG_Error: | |
340 | DoLogString(wxString(_("Error: ")) + szString, t); | |
341 | break; | |
342 | ||
343 | case wxLOG_Warning: | |
344 | DoLogString(wxString(_("Warning: ")) + szString, t); | |
345 | break; | |
346 | ||
347 | case wxLOG_Info: | |
348 | if ( GetVerbose() ) | |
349 | case wxLOG_Message: | |
350 | case wxLOG_Status: | |
351 | default: // log unknown log levels too | |
352 | DoLogString(szString, t); | |
353 | break; | |
354 | ||
355 | case wxLOG_Trace: | |
356 | case wxLOG_Debug: | |
357 | #ifdef __WXDEBUG__ | |
358 | DoLogString(szString, t); | |
359 | #endif | |
360 | break; | |
361 | } | |
362 | } | |
363 | ||
364 | void wxLog::DoLogString(const wxChar *WXUNUSED(szString), time_t WXUNUSED(t)) | |
365 | { | |
366 | wxFAIL_MSG(wxT("DoLogString must be overriden if it's called.")); | |
367 | } | |
368 | ||
369 | void wxLog::Flush() | |
370 | { | |
371 | // do nothing | |
372 | } | |
373 | ||
374 | // ---------------------------------------------------------------------------- | |
375 | // wxLogStderr class implementation | |
376 | // ---------------------------------------------------------------------------- | |
377 | ||
378 | wxLogStderr::wxLogStderr(FILE *fp) | |
379 | { | |
380 | if ( fp == NULL ) | |
381 | m_fp = stderr; | |
382 | else | |
383 | m_fp = fp; | |
384 | } | |
385 | ||
386 | void wxLogStderr::DoLogString(const wxChar *szString, time_t WXUNUSED(t)) | |
387 | { | |
388 | wxString str; | |
389 | TimeStamp(&str); | |
390 | str << szString; | |
391 | ||
392 | fputs(str.mb_str(), m_fp); | |
393 | fputc(_T('\n'), m_fp); | |
394 | fflush(m_fp); | |
395 | ||
396 | // under Windows, programs usually don't have stderr at all, so show the | |
397 | // messages also under debugger - unless it's a console program | |
398 | #if defined(__WXMSW__) && wxUSE_GUI | |
399 | OutputDebugString(str + wxT("\r\n")); | |
400 | #endif // MSW | |
401 | } | |
402 | ||
403 | // ---------------------------------------------------------------------------- | |
404 | // wxLogStream implementation | |
405 | // ---------------------------------------------------------------------------- | |
406 | ||
407 | #if wxUSE_STD_IOSTREAM | |
408 | wxLogStream::wxLogStream(ostream *ostr) | |
409 | { | |
410 | if ( ostr == NULL ) | |
411 | m_ostr = &cerr; | |
412 | else | |
413 | m_ostr = ostr; | |
414 | } | |
415 | ||
416 | void wxLogStream::DoLogString(const wxChar *szString, time_t WXUNUSED(t)) | |
417 | { | |
418 | (*m_ostr) << wxConvertWX2MB(szString) << endl; | |
419 | } | |
420 | #endif // wxUSE_STD_IOSTREAM | |
421 | ||
422 | // ============================================================================ | |
423 | // Global functions/variables | |
424 | // ============================================================================ | |
425 | ||
426 | // ---------------------------------------------------------------------------- | |
427 | // static variables | |
428 | // ---------------------------------------------------------------------------- | |
429 | ||
430 | wxLog *wxLog::ms_pLogger = (wxLog *)NULL; | |
431 | bool wxLog::ms_doLog = TRUE; | |
432 | bool wxLog::ms_bAutoCreate = TRUE; | |
433 | ||
434 | const wxChar *wxLog::ms_timestamp = wxT("%X"); // time only, no date | |
435 | ||
436 | wxTraceMask wxLog::ms_ulTraceMask = (wxTraceMask)0; | |
437 | wxArrayString wxLog::ms_aTraceMasks; | |
438 | ||
439 | // ---------------------------------------------------------------------------- | |
440 | // stdout error logging helper | |
441 | // ---------------------------------------------------------------------------- | |
442 | ||
443 | // helper function: wraps the message and justifies it under given position | |
444 | // (looks more pretty on the terminal). Also adds newline at the end. | |
445 | // | |
446 | // TODO this is now disabled until I find a portable way of determining the | |
447 | // terminal window size (ok, I found it but does anybody really cares?) | |
448 | #ifdef LOG_PRETTY_WRAP | |
449 | static void wxLogWrap(FILE *f, const char *pszPrefix, const char *psz) | |
450 | { | |
451 | size_t nMax = 80; // FIXME | |
452 | size_t nStart = strlen(pszPrefix); | |
453 | fputs(pszPrefix, f); | |
454 | ||
455 | size_t n; | |
456 | while ( *psz != '\0' ) { | |
457 | for ( n = nStart; (n < nMax) && (*psz != '\0'); n++ ) | |
458 | putc(*psz++, f); | |
459 | ||
460 | // wrapped? | |
461 | if ( *psz != '\0' ) { | |
462 | /*putc('\n', f);*/ | |
463 | for ( n = 0; n < nStart; n++ ) | |
464 | putc(' ', f); | |
465 | ||
466 | // as we wrapped, squeeze all white space | |
467 | while ( isspace(*psz) ) | |
468 | psz++; | |
469 | } | |
470 | } | |
471 | ||
472 | putc('\n', f); | |
473 | } | |
474 | #endif //LOG_PRETTY_WRAP | |
475 | ||
476 | // ---------------------------------------------------------------------------- | |
477 | // error code/error message retrieval functions | |
478 | // ---------------------------------------------------------------------------- | |
479 | ||
480 | // get error code from syste | |
481 | unsigned long wxSysErrorCode() | |
482 | { | |
483 | #ifdef __WXMSW__ | |
484 | #ifdef __WIN32__ | |
485 | return ::GetLastError(); | |
486 | #else //WIN16 | |
487 | // TODO what to do on Windows 3.1? | |
488 | return 0; | |
489 | #endif //WIN16/32 | |
490 | #else //Unix | |
491 | return errno; | |
492 | #endif //Win/Unix | |
493 | } | |
494 | ||
495 | // get error message from system | |
496 | const wxChar *wxSysErrorMsg(unsigned long nErrCode) | |
497 | { | |
498 | if ( nErrCode == 0 ) | |
499 | nErrCode = wxSysErrorCode(); | |
500 | ||
501 | #ifdef __WXMSW__ | |
502 | #ifdef __WIN32__ | |
503 | static wxChar s_szBuf[LOG_BUFFER_SIZE / 2]; | |
504 | ||
505 | // get error message from system | |
506 | LPVOID lpMsgBuf; | |
507 | FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, | |
508 | NULL, nErrCode, | |
509 | MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), | |
510 | (LPTSTR)&lpMsgBuf, | |
511 | 0, NULL); | |
512 | ||
513 | // copy it to our buffer and free memory | |
514 | wxStrncpy(s_szBuf, (const wxChar *)lpMsgBuf, WXSIZEOF(s_szBuf) - 1); | |
515 | s_szBuf[WXSIZEOF(s_szBuf) - 1] = wxT('\0'); | |
516 | LocalFree(lpMsgBuf); | |
517 | ||
518 | // returned string is capitalized and ended with '\r\n' - bad | |
519 | s_szBuf[0] = (wxChar)wxTolower(s_szBuf[0]); | |
520 | size_t len = wxStrlen(s_szBuf); | |
521 | if ( len > 0 ) { | |
522 | // truncate string | |
523 | if ( s_szBuf[len - 2] == wxT('\r') ) | |
524 | s_szBuf[len - 2] = wxT('\0'); | |
525 | } | |
526 | ||
527 | return s_szBuf; | |
528 | #else //Win16 | |
529 | // TODO | |
530 | return NULL; | |
531 | #endif // Win16/32 | |
532 | #else // Unix | |
533 | #if wxUSE_UNICODE | |
534 | static wxChar s_szBuf[LOG_BUFFER_SIZE / 2]; | |
535 | wxConvCurrent->MB2WC(s_szBuf, strerror(nErrCode), WXSIZEOF(s_szBuf) -1); | |
536 | return s_szBuf; | |
537 | #else | |
538 | return strerror((int)nErrCode); | |
539 | #endif | |
540 | #endif // Win/Unix | |
541 | } | |
542 | ||
543 | // ---------------------------------------------------------------------------- | |
544 | // debug helper | |
545 | // ---------------------------------------------------------------------------- | |
546 | ||
547 | #ifdef __WXDEBUG__ | |
548 | ||
549 | // break into the debugger | |
550 | void Trap() | |
551 | { | |
552 | #ifdef __WXMSW__ | |
553 | DebugBreak(); | |
554 | #elif defined(__WXMAC__) | |
555 | #if __powerc | |
556 | Debugger(); | |
557 | #else | |
558 | SysBreak(); | |
559 | #endif | |
560 | #elif defined(__UNIX__) | |
561 | raise(SIGTRAP); | |
562 | #else | |
563 | // TODO | |
564 | #endif // Win/Unix | |
565 | } | |
566 | ||
567 | // this function is called when an assert fails | |
568 | void wxOnAssert(const wxChar *szFile, int nLine, const wxChar *szMsg) | |
569 | { | |
570 | // this variable can be set to true to suppress "assert failure" messages | |
571 | static bool s_bNoAsserts = FALSE; | |
572 | static bool s_bInAssert = FALSE; // FIXME MT-unsafe | |
573 | ||
574 | if ( s_bInAssert ) { | |
575 | // He-e-e-e-elp!! we're trapped in endless loop | |
576 | Trap(); | |
577 | ||
578 | s_bInAssert = FALSE; | |
579 | ||
580 | return; | |
581 | } | |
582 | ||
583 | s_bInAssert = TRUE; | |
584 | ||
585 | wxChar szBuf[LOG_BUFFER_SIZE]; | |
586 | ||
587 | // make life easier for people using VC++ IDE: clicking on the message | |
588 | // will take us immediately to the place of the failed assert | |
589 | wxSnprintf(szBuf, WXSIZEOF(szBuf), | |
590 | #ifdef __VISUALC__ | |
591 | wxT("%s(%d): assert failed"), | |
592 | #else // !VC++ | |
593 | // make the error message more clear for all the others | |
594 | wxT("Assert failed in file %s at line %d"), | |
595 | #endif // VC/!VC | |
596 | szFile, nLine); | |
597 | ||
598 | if ( szMsg != NULL ) { | |
599 | wxStrcat(szBuf, wxT(": ")); | |
600 | wxStrcat(szBuf, szMsg); | |
601 | } | |
602 | else { | |
603 | wxStrcat(szBuf, wxT(".")); | |
604 | } | |
605 | ||
606 | if ( !s_bNoAsserts ) { | |
607 | // send it to the normal log destination | |
608 | wxLogDebug(szBuf); | |
609 | ||
610 | #if wxUSE_GUI || defined(__WXMSW__) | |
611 | // this message is intentionally not translated - it is for | |
612 | // developpers only | |
613 | wxStrcat(szBuf, wxT("\nDo you want to stop the program?" | |
614 | "\nYou can also choose [Cancel] to suppress " | |
615 | "further warnings.")); | |
616 | ||
617 | #if wxUSE_GUI | |
618 | switch ( wxMessageBox(szBuf, "Debug", | |
619 | wxYES_NO | wxCANCEL | wxICON_STOP ) ) { | |
620 | case wxYES: | |
621 | Trap(); | |
622 | break; | |
623 | ||
624 | case wxCANCEL: | |
625 | s_bNoAsserts = TRUE; | |
626 | break; | |
627 | ||
628 | //case wxNO: nothing to do | |
629 | } | |
630 | #else // !GUI, but MSW | |
631 | switch ( ::MessageBox(NULL, szBuf, "Debug", | |
632 | MB_YESNOCANCEL | MB_ICONSTOP ) ) { | |
633 | case IDYES: | |
634 | Trap(); | |
635 | break; | |
636 | ||
637 | case IDCANCEL: | |
638 | s_bNoAsserts = TRUE; | |
639 | break; | |
640 | ||
641 | //case IDNO: nothing to do | |
642 | } | |
643 | #endif // GUI or MSW | |
644 | ||
645 | #else // !GUI | |
646 | Trap(); | |
647 | #endif // GUI/!GUI | |
648 | } | |
649 | ||
650 | s_bInAssert = FALSE; | |
651 | } | |
652 | ||
653 | #endif //WXDEBUG | |
654 |