X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/df5168c427b51f1ab2b3200a5c8f7626b3d24aae..82bf96f54849a84b449d1b9f0fcff8f28649b07e:/src/common/log.cpp diff --git a/src/common/log.cpp b/src/common/log.cpp index 897ee542a5..c4d3ef212b 100644 --- a/src/common/log.cpp +++ b/src/common/log.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: log.cpp +// Name: src/common/log.cpp // Purpose: Assorted wxLogXXX functions, and wxLog (sink for logs) // Author: Vadim Zeitlin // Modified by: @@ -17,10 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "log.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -30,27 +26,35 @@ #if wxUSE_LOG -// wxWindows +// wxWidgets #ifndef WX_PRECOMP + #include "wx/log.h" #include "wx/app.h" #include "wx/arrstr.h" #include "wx/intl.h" #include "wx/string.h" + #include "wx/utils.h" #endif //WX_PRECOMP #include "wx/apptrait.h" #include "wx/file.h" -#include "wx/log.h" #include "wx/msgout.h" #include "wx/textfile.h" #include "wx/thread.h" -#include "wx/utils.h" #include "wx/wxchar.h" // other standard headers +#ifndef __WXWINCE__ #include +#endif + #include + +#ifndef __WXWINCE__ #include +#else +#include "wx/msw/wince/time.h" +#endif #if defined(__WINDOWS__) #include "wx/msw/private.h" // includes windows.h @@ -71,33 +75,6 @@ // implementation // ============================================================================ -// ---------------------------------------------------------------------------- -// globals -// ---------------------------------------------------------------------------- - -// log functions can't allocate memory (LogError("out of memory...") should -// work!), so we use a static buffer for all log messages -#define LOG_BUFFER_SIZE (4096) - -// static buffer for error messages -static wxChar s_szBufStatic[LOG_BUFFER_SIZE]; - -static wxChar *s_szBuf = s_szBufStatic; -static size_t s_szBufSize = WXSIZEOF( s_szBufStatic ); - -#if wxUSE_THREADS - -// the critical section protecting the static buffer -static wxCriticalSection gs_csLogBuf; - -#endif // wxUSE_THREADS - -// return true if we have a non NULL non disabled log target -static inline bool IsLoggingEnabled() -{ - return wxLog::IsEnabled() && (wxLog::GetActiveTarget() != NULL); -} - // ---------------------------------------------------------------------------- // implementation of Log functions // @@ -105,26 +82,11 @@ static inline bool IsLoggingEnabled() // macros and not all compilers inline vararg functions. // ---------------------------------------------------------------------------- -// wrapper for wxVsnprintf(s_szBuf) which always NULL-terminates it -static inline void PrintfInLogBug(const wxChar *szFormat, va_list argptr) -{ - if ( wxVsnprintf(s_szBuf, s_szBufSize, szFormat, argptr) < 0 ) - { - // must NUL-terminate it manually - s_szBuf[s_szBufSize - 1] = _T('\0'); - } - //else: NUL-terminated by vsnprintf() -} - // generic log function void wxVLogGeneric(wxLogLevel level, const wxChar *szFormat, va_list argptr) { - if ( IsLoggingEnabled() ) { - wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); - - PrintfInLogBug(szFormat, argptr); - - wxLog::OnLog(level, s_szBuf, time(NULL)); + if ( wxLog::IsEnabled() ) { + wxLog::OnLog(level, wxString::FormatV(szFormat, argptr), time(NULL)); } } @@ -139,12 +101,9 @@ void wxLogGeneric(wxLogLevel level, const wxChar *szFormat, ...) #define IMPLEMENT_LOG_FUNCTION(level) \ void wxVLog##level(const wxChar *szFormat, va_list argptr) \ { \ - if ( IsLoggingEnabled() ) { \ - wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); \ - \ - PrintfInLogBug(szFormat, argptr); \ - \ - wxLog::OnLog(wxLOG_##level, s_szBuf, time(NULL)); \ + if ( wxLog::IsEnabled() ) { \ + wxLog::OnLog(wxLOG_##level, \ + wxString::FormatV(szFormat, argptr), time(NULL));\ } \ } \ \ @@ -168,6 +127,7 @@ void wxSafeShowMessage(const wxString& title, const wxString& text) ::MessageBox(NULL, text, title, MB_OK | MB_ICONSTOP); #else wxFprintf(stderr, _T("%s: %s\n"), title.c_str(), text.c_str()); + fflush(stderr); #endif } @@ -175,11 +135,13 @@ void wxSafeShowMessage(const wxString& title, const wxString& text) // always terminate the program void wxVLogFatalError(const wxChar *szFormat, va_list argptr) { - wxVsnprintf(s_szBuf, s_szBufSize, szFormat, argptr); - - wxSafeShowMessage(_T("Fatal Error"), s_szBuf); + wxSafeShowMessage(_T("Fatal Error"), wxString::FormatV(szFormat, argptr)); +#ifdef __WXWINCE__ + ExitThread(3); +#else abort(); +#endif } void wxLogFatalError(const wxChar *szFormat, ...) @@ -187,20 +149,19 @@ void wxLogFatalError(const wxChar *szFormat, ...) va_list argptr; va_start(argptr, szFormat); wxVLogFatalError(szFormat, argptr); - va_end(argptr); + + // some compilers warn about unreachable code and it shouldn't matter + // for the others anyhow... + //va_end(argptr); } // same as info, but only if 'verbose' mode is on void wxVLogVerbose(const wxChar *szFormat, va_list argptr) { - if ( IsLoggingEnabled() ) { - wxLog *pLog = wxLog::GetActiveTarget(); - if ( pLog != NULL && pLog->GetVerbose() ) { - wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); - - wxVsnprintf(s_szBuf, s_szBufSize, szFormat, argptr); - - wxLog::OnLog(wxLOG_Info, s_szBuf, time(NULL)); + if ( wxLog::IsEnabled() ) { + if ( wxLog::GetActiveTarget() != NULL && wxLog::GetVerbose() ) { + wxLog::OnLog(wxLOG_Info, + wxString::FormatV(szFormat, argptr), time(NULL)); } } } @@ -218,14 +179,12 @@ void wxLogVerbose(const wxChar *szFormat, ...) #define IMPLEMENT_LOG_DEBUG_FUNCTION(level) \ void wxVLog##level(const wxChar *szFormat, va_list argptr) \ { \ - if ( IsLoggingEnabled() ) { \ - wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); \ - \ - wxVsnprintf(s_szBuf, s_szBufSize, szFormat, argptr); \ - \ - wxLog::OnLog(wxLOG_##level, s_szBuf, time(NULL)); \ + if ( wxLog::IsEnabled() ) { \ + wxLog::OnLog(wxLOG_##level, \ + wxString::FormatV(szFormat, argptr), time(NULL));\ } \ } \ + \ void wxLog##level(const wxChar *szFormat, ...) \ { \ va_list argptr; \ @@ -236,26 +195,11 @@ void wxLogVerbose(const wxChar *szFormat, ...) void wxVLogTrace(const wxChar *mask, const wxChar *szFormat, va_list argptr) { - if ( IsLoggingEnabled() && wxLog::IsAllowedTraceMask(mask) ) { - wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); - - wxChar *p = s_szBuf; - size_t len = s_szBufSize; - wxStrncpy(s_szBuf, _T("("), len); - len -= 1; // strlen("(") - p += 1; - wxStrncat(p, mask, len); - size_t lenMask = wxStrlen(mask); - len -= lenMask; - p += lenMask; - - wxStrncat(p, _T(") "), len); - len -= 2; - p += 2; - - wxVsnprintf(p, len, szFormat, argptr); - - wxLog::OnLog(wxLOG_Trace, s_szBuf, time(NULL)); + if ( wxLog::IsEnabled() && wxLog::IsAllowedTraceMask(mask) ) { + wxString msg; + msg << _T("(") << mask << _T(") ") << wxString::FormatV(szFormat, argptr); + + wxLog::OnLog(wxLOG_Trace, msg, time(NULL)); } } @@ -272,12 +216,8 @@ void wxLogVerbose(const wxChar *szFormat, ...) // we check that all of mask bits are set in the current mask, so // that wxLogTrace(wxTraceRefCount | wxTraceOle) will only do something // if both bits are set. - if ( IsLoggingEnabled() && ((wxLog::GetTraceMask() & mask) == mask) ) { - wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); - - wxVsnprintf(s_szBuf, s_szBufSize, szFormat, argptr); - - wxLog::OnLog(wxLOG_Trace, s_szBuf, time(NULL)); + if ( wxLog::IsEnabled() && ((wxLog::GetTraceMask() & mask) == mask) ) { + wxLog::OnLog(wxLOG_Trace, wxString::FormatV(szFormat, argptr), time(NULL)); } } @@ -299,26 +239,15 @@ IMPLEMENT_LOG_DEBUG_FUNCTION(Trace) // wxLogSysError: one uses the last error code, for other you must give it // explicitly -// common part of both wxLogSysError -void wxLogSysErrorHelper(long lErrCode) +// return the system error message description +static inline wxString wxLogSysErrorHelper(long err) { - wxChar szErrMsg[LOG_BUFFER_SIZE / 2]; - wxSnprintf(szErrMsg, WXSIZEOF(szErrMsg), - _(" (error %ld: %s)"), lErrCode, wxSysErrorMsg(lErrCode)); - wxStrncat(s_szBuf, szErrMsg, s_szBufSize - wxStrlen(s_szBuf)); - - wxLog::OnLog(wxLOG_Error, s_szBuf, time(NULL)); + return wxString::Format(_(" (error %ld: %s)"), err, wxSysErrorMsg(err)); } void WXDLLEXPORT wxVLogSysError(const wxChar *szFormat, va_list argptr) { - if ( IsLoggingEnabled() ) { - wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); - - wxVsnprintf(s_szBuf, s_szBufSize, szFormat, argptr); - - wxLogSysErrorHelper(wxSysErrorCode()); - } + wxVLogSysError(wxSysErrorCode(), szFormat, argptr); } void WXDLLEXPORT wxLogSysError(const wxChar *szFormat, ...) @@ -329,14 +258,12 @@ void WXDLLEXPORT wxLogSysError(const wxChar *szFormat, ...) va_end(argptr); } -void WXDLLEXPORT wxVLogSysError(long lErrCode, const wxChar *szFormat, va_list argptr) +void WXDLLEXPORT wxVLogSysError(long err, const wxChar *fmt, va_list argptr) { - if ( IsLoggingEnabled() ) { - wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); - - wxVsnprintf(s_szBuf, s_szBufSize, szFormat, argptr); - - wxLogSysErrorHelper(lErrCode); + if ( wxLog::IsEnabled() ) { + wxLog::OnLog(wxLOG_Error, + wxString::FormatV(fmt, argptr) + wxLogSysErrorHelper(err), + time(NULL)); } } @@ -352,36 +279,84 @@ void WXDLLEXPORT wxLogSysError(long lErrCode, const wxChar *szFormat, ...) // wxLog class implementation // ---------------------------------------------------------------------------- -wxLog::wxLog() +/* static */ +unsigned wxLog::DoLogNumberOfRepeats() { + long retval = ms_prevCounter; + wxLog *pLogger = GetActiveTarget(); + if ( pLogger && ms_prevCounter > 0 ) + { + wxString msg; +#if wxUSE_INTL + msg.Printf(wxPLURAL("The previous message repeated once.", + "The previous message repeated %lu times.", + ms_prevCounter), + ms_prevCounter); +#else + msg.Printf(wxT("The previous message was repeated.")); +#endif + ms_prevCounter = 0; + ms_prevString.clear(); + pLogger->DoLog(ms_prevLevel, msg.c_str(), ms_prevTimeStamp); + } + return retval; } -wxChar *wxLog::SetLogBuffer( wxChar *buf, size_t size) +wxLog::~wxLog() { - wxChar *oldbuf = s_szBuf; - - if( buf == 0 ) + if ( ms_prevCounter > 0 ) { - s_szBuf = s_szBufStatic; - s_szBufSize = WXSIZEOF( s_szBufStatic ); + // looks like the repeat count has not been logged yet, + // so let's do it now + wxLog::DoLogNumberOfRepeats(); } - else +} + +/* static */ +void wxLog::OnLog(wxLogLevel level, const wxChar *szString, time_t t) +{ + if ( IsEnabled() && ms_logLevel >= level ) { - s_szBuf = buf; - s_szBufSize = size; + wxLog *pLogger = GetActiveTarget(); + if ( pLogger ) + { + if ( GetRepetitionCounting() && ms_prevString == szString ) + { + ms_prevCounter++; + } + else + { + if ( GetRepetitionCounting() ) + { + pLogger->DoLogNumberOfRepeats(); + } + ms_prevString = szString; + ms_prevLevel = level; + ms_prevTimeStamp = t; + pLogger->DoLog(level, szString, t); + } + } } +} - return (oldbuf == s_szBufStatic ) ? 0 : oldbuf; +// deprecated function +#if WXWIN_COMPATIBILITY_2_6 + +wxChar *wxLog::SetLogBuffer(wxChar * WXUNUSED(buf), size_t WXUNUSED(size)) +{ + return NULL; } +#endif // WXWIN_COMPATIBILITY_2_6 + wxLog *wxLog::GetActiveTarget() { if ( ms_bAutoCreate && ms_pLogger == NULL ) { // prevent infinite recursion if someone calls wxLogXXX() from // wxApp::CreateLogTarget() - static bool s_bInGetActiveTarget = FALSE; + static bool s_bInGetActiveTarget = false; if ( !s_bInGetActiveTarget ) { - s_bInGetActiveTarget = TRUE; + s_bInGetActiveTarget = true; // ask the application to create a log target for us if ( wxTheApp != NULL ) @@ -389,7 +364,7 @@ wxLog *wxLog::GetActiveTarget() else ms_pLogger = new wxLogStderr; - s_bInGetActiveTarget = FALSE; + s_bInGetActiveTarget = false; // do nothing if it fails - what can we do? } @@ -414,7 +389,7 @@ wxLog *wxLog::SetActiveTarget(wxLog *pLogger) void wxLog::DontCreateOnDemand() { - ms_bAutoCreate = FALSE; + ms_bAutoCreate = false; // this is usually called at the end of the program and we assume that it // is *always* called at the end - so we free memory here to avoid false @@ -455,7 +430,11 @@ void wxLog::DoLog(wxLogLevel level, const wxChar *szString, time_t t) DoLogString(wxString(_("Fatal error: ")) + szString, t); DoLogString(_("Program aborted."), t); Flush(); +#ifdef __WXWINCE__ + ExitThread(3); +#else abort(); +#endif break; case wxLOG_Error: @@ -508,6 +487,50 @@ void wxLog::Flush() return false; } +// ---------------------------------------------------------------------------- +// wxLogBuffer implementation +// ---------------------------------------------------------------------------- + +void wxLogBuffer::Flush() +{ + if ( !m_str.empty() ) + { + wxMessageOutputBest out; + out.Printf(_T("%s"), m_str.c_str()); + m_str.clear(); + } +} + +void wxLogBuffer::DoLog(wxLogLevel level, const wxChar *szString, time_t t) +{ + switch ( level ) + { + case wxLOG_Trace: + case wxLOG_Debug: +#ifdef __WXDEBUG__ + // don't put debug messages in the buffer, we don't want to show + // them to the user in a msg box, log them immediately + { + wxString str; + TimeStamp(&str); + str += szString; + + wxMessageOutputDebug dbgout; + dbgout.Printf(_T("%s\n"), str.c_str()); + } +#endif // __WXDEBUG__ + break; + + default: + wxLog::DoLog(level, szString, t); + } +} + +void wxLogBuffer::DoLogString(const wxChar *szString, time_t WXUNUSED(t)) +{ + m_str << szString << _T("\n"); +} + // ---------------------------------------------------------------------------- // wxLogStderr class implementation // ---------------------------------------------------------------------------- @@ -539,7 +562,8 @@ void wxLogStderr::DoLogString(const wxChar *szString, time_t WXUNUSED(t)) wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL; if ( traits && !traits->HasStderr() ) { - wxMessageOutputDebug().Printf(_T("%s"), str.c_str()); + wxMessageOutputDebug dbgout; + dbgout.Printf(_T("%s\n"), str.c_str()); } } } @@ -562,7 +586,7 @@ void wxLogStream::DoLogString(const wxChar *szString, time_t WXUNUSED(t)) { wxString str; TimeStamp(&str); - (*m_ostr) << str << wxConvertWX2MB(szString) << wxSTD endl; + (*m_ostr) << wxConvertWX2MB(str) << wxConvertWX2MB(szString) << wxSTD endl; } #endif // wxUSE_STD_IOSTREAM @@ -572,7 +596,7 @@ void wxLogStream::DoLogString(const wxChar *szString, time_t WXUNUSED(t)) wxLogChain::wxLogChain(wxLog *logger) { - m_bPassMessages = TRUE; + m_bPassMessages = true; m_logNew = logger; m_logOld = wxLog::SetActiveTarget(this); @@ -646,10 +670,16 @@ wxLogPassThrough::wxLogPassThrough() // static variables // ---------------------------------------------------------------------------- +bool wxLog::ms_bRepetCounting = false; +wxString wxLog::ms_prevString; +unsigned int wxLog::ms_prevCounter = 0; +time_t wxLog::ms_prevTimeStamp= 0; +wxLogLevel wxLog::ms_prevLevel; + wxLog *wxLog::ms_pLogger = (wxLog *)NULL; -bool wxLog::ms_doLog = TRUE; -bool wxLog::ms_bAutoCreate = TRUE; -bool wxLog::ms_bVerbose = FALSE; +bool wxLog::ms_doLog = true; +bool wxLog::ms_bAutoCreate = true; +bool wxLog::ms_bVerbose = false; wxLogLevel wxLog::ms_logLevel = wxLOG_Max; // log everything by default @@ -705,12 +735,7 @@ static void wxLogWrap(FILE *f, const char *pszPrefix, const char *psz) unsigned long wxSysErrorCode() { #if defined(__WXMSW__) && !defined(__WXMICROWIN__) -#ifdef __WIN32__ return ::GetLastError(); -#else //WIN16 - // TODO what to do on Windows 3.1? - return 0; -#endif //WIN16/32 #else //Unix return errno; #endif //Win/Unix @@ -723,19 +748,33 @@ const wxChar *wxSysErrorMsg(unsigned long nErrCode) nErrCode = wxSysErrorCode(); #if defined(__WXMSW__) && !defined(__WXMICROWIN__) -#ifdef __WIN32__ - static wxChar s_szBuf[LOG_BUFFER_SIZE / 2]; + static wxChar s_szBuf[1024]; // get error message from system LPVOID lpMsgBuf; - FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, - NULL, nErrCode, + if ( ::FormatMessage + ( + FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, + NULL, + nErrCode, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPTSTR)&lpMsgBuf, - 0, NULL); + 0, + NULL + ) == 0 ) + { + // if this happens, something is seriously wrong, so don't use _() here + // for safety + wxSprintf(s_szBuf, _T("unknown error %lx"), nErrCode); + return s_szBuf; + } + // copy it to our buffer and free memory - if( lpMsgBuf != 0 ) { + // Crashes on SmartPhone (FIXME) +#if !defined(__SMARTPHONE__) /* of WinCE */ + if( lpMsgBuf != 0 ) + { wxStrncpy(s_szBuf, (const wxChar *)lpMsgBuf, WXSIZEOF(s_szBuf) - 1); s_szBuf[WXSIZEOF(s_szBuf) - 1] = wxT('\0'); @@ -750,25 +789,23 @@ const wxChar *wxSysErrorMsg(unsigned long nErrCode) s_szBuf[len - 2] = wxT('\0'); } } - else { + else +#endif // !__SMARTPHONE__ + { s_szBuf[0] = wxT('\0'); } return s_szBuf; -#else //Win16 - // TODO - return NULL; -#endif // Win16/32 -#else // Unix -#if wxUSE_UNICODE - static wxChar s_szBuf[LOG_BUFFER_SIZE / 2]; - wxConvCurrent->MB2WC(s_szBuf, strerror(nErrCode), WXSIZEOF(s_szBuf) -1); - return s_szBuf; -#else - return strerror((int)nErrCode); -#endif -#endif // Win/Unix +#else // !__WXMSW__ + #if wxUSE_UNICODE + static wchar_t s_wzBuf[1024]; + wxConvCurrent->MB2WC(s_wzBuf, strerror((int)nErrCode), + WXSIZEOF(s_wzBuf) - 1); + return s_wzBuf; + #else + return strerror((int)nErrCode); + #endif +#endif // __WXMSW__/!__WXMSW__ } #endif // wxUSE_LOG -