X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c801d85f158c4cba50b588807daabdcbd0ed3853..4aaef122cbbd5bbe0e70b824e320458e2329dd13:/src/common/log.cpp diff --git a/src/common/log.cpp b/src/common/log.cpp index 27f5f20ce1..3731fe3865 100644 --- a/src/common/log.cpp +++ b/src/common/log.cpp @@ -16,6 +16,7 @@ // ---------------------------------------------------------------------------- // headers // ---------------------------------------------------------------------------- + #ifdef __GNUG__ #pragma implementation "log.h" #endif @@ -29,27 +30,35 @@ // wxWindows #ifndef WX_PRECOMP - #include - #include - #include -#endif - -#include -#include + #include "wx/string.h" + #include "wx/intl.h" + #include "wx/app.h" + + #if wxUSE_GUI + #include "wx/window.h" + #ifdef __WXMSW__ + #include "wx/msw/private.h" + #endif + #endif +#endif //WX_PRECOMP + +#include "wx/file.h" +#include "wx/textfile.h" +#include "wx/utils.h" +#include "wx/wxchar.h" +#include "wx/log.h" +#include "wx/thread.h" + +#if wxUSE_LOG // other standard headers #include #include #include -// C++ headers -#include - -// _WINDOWS_ is defined when windows.h is included, -// __WINDOWS__ is defined for MS Windows compilation -#if defined(__WINDOWS__) && !defined(_WINDOWS_) -#include -#endif //windows.h +#if defined(__WXMSW__) + #include "wx/msw/private.h" // includes windows.h for OutputDebugString +#endif // ---------------------------------------------------------------------------- // non member functions @@ -58,7 +67,7 @@ // define this to enable wrapping of log messages //#define LOG_PRETTY_WRAP -#ifdef LOG_PRETTY_WRAP +#ifdef LOG_PRETTY_WRAP static void wxLogWrap(FILE *f, const char *pszPrefix, const char *psz); #endif @@ -67,43 +76,64 @@ // ============================================================================ // ---------------------------------------------------------------------------- -// implementation of Log functions -// -// NB: unfortunately we need all these distinct functions, we can't make them -// macros and not all compilers inline vararg functions. +// 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 (@@@ MT-unsafe) -static char s_szBuf[LOG_BUFFER_SIZE]; +// static buffer for error messages +static wxChar s_szBuf[LOG_BUFFER_SIZE]; + +#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 +// +// NB: unfortunately we need all these distinct functions, we can't make them +// macros and not all compilers inline vararg functions. +// ---------------------------------------------------------------------------- // generic log function -void wxLogGeneric(wxLog::Level level, wxTString strFormat, ...) -{ - if ( wxLog::GetActiveTarget() != NULL ) { - va_list argptr; - va_start(argptr, strFormat); - vsprintf(s_szBuf, strFormat, argptr); - va_end(argptr); - - wxLog::OnLog(level, s_szBuf); - } -} - -#define IMPLEMENT_LOG_FUNCTION(level) \ - void wxLog##level(wxTString strFormat, ...) \ - { \ - if ( wxLog::GetActiveTarget() != NULL ) { \ - va_list argptr; \ - va_start(argptr, strFormat); \ - vsprintf(s_szBuf, strFormat, argptr); \ - va_end(argptr); \ - \ - wxLog::OnLog(wxLog::level, s_szBuf); \ - } \ +void wxLogGeneric(wxLogLevel level, const wxChar *szFormat, ...) +{ + if ( IsLoggingEnabled() ) { + wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); + + va_list argptr; + va_start(argptr, szFormat); + wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); + va_end(argptr); + + wxLog::OnLog(level, s_szBuf, time(NULL)); + } +} + +#define IMPLEMENT_LOG_FUNCTION(level) \ + void wxLog##level(const wxChar *szFormat, ...) \ + { \ + if ( IsLoggingEnabled() ) { \ + wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); \ + \ + va_list argptr; \ + va_start(argptr, szFormat); \ + wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); \ + va_end(argptr); \ + \ + wxLog::OnLog(wxLOG_##level, s_szBuf, time(NULL)); \ + } \ } IMPLEMENT_LOG_FUNCTION(FatalError) @@ -113,66 +143,133 @@ IMPLEMENT_LOG_FUNCTION(Message) IMPLEMENT_LOG_FUNCTION(Info) IMPLEMENT_LOG_FUNCTION(Status) -// debug functions don't use wxTString -#undef IMPLEMENT_LOG_FUNCTION -#define IMPLEMENT_LOG_FUNCTION(level) \ - void wxLog##level(const char *szFormat, ...) \ - { \ - if ( wxLog::GetActiveTarget() != NULL ) { \ - va_list argptr; \ - va_start(argptr, szFormat); \ - vsprintf(s_szBuf, szFormat, argptr); \ - va_end(argptr); \ - \ - wxLog::OnLog(wxLog::level, s_szBuf); \ - } \ +// same as info, but only if 'verbose' mode is on +void wxLogVerbose(const wxChar *szFormat, ...) +{ + if ( IsLoggingEnabled() ) { + wxLog *pLog = wxLog::GetActiveTarget(); + if ( pLog != NULL && pLog->GetVerbose() ) { + wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); + + va_list argptr; + va_start(argptr, szFormat); + wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); + va_end(argptr); + + wxLog::OnLog(wxLOG_Info, s_szBuf, time(NULL)); + } + } +} + +// debug functions +#ifdef __WXDEBUG__ +#define IMPLEMENT_LOG_DEBUG_FUNCTION(level) \ + void wxLog##level(const wxChar *szFormat, ...) \ + { \ + if ( IsLoggingEnabled() ) { \ + wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); \ + \ + va_list argptr; \ + va_start(argptr, szFormat); \ + wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); \ + va_end(argptr); \ + \ + wxLog::OnLog(wxLOG_##level, s_szBuf, time(NULL)); \ + } \ } -IMPLEMENT_LOG_FUNCTION(Debug) -IMPLEMENT_LOG_FUNCTION(Trace) - -void wxLogVerbose(wxTString strFormat, ...) -{ - if ( wxLog::GetVerbose() && wxLog::GetActiveTarget() != NULL ) { - va_list argptr; - va_start(argptr, strFormat); - vsprintf(s_szBuf, strFormat, argptr); - va_end(argptr); - - wxLog::OnLog(wxLog::Info, s_szBuf); - } -} - -void wxLogSysError(wxTString str, ...) -{ - if ( wxLog::GetActiveTarget() != NULL ) { - va_list argptr; - va_start(argptr, str); - vsprintf(s_szBuf, str, argptr); - va_end(argptr); - - char szErrMsg[LOG_BUFFER_SIZE / 2]; - sprintf(szErrMsg, _(" (error %ld: %s)"), wxSysErrorCode(), wxSysErrorMsg()); - strncat(s_szBuf, szErrMsg, WXSIZEOF(s_szBuf) - strlen(s_szBuf)); - - wxLog::OnLog(wxLog::Error, s_szBuf); + void wxLogTrace(const wxChar *mask, const wxChar *szFormat, ...) + { + if ( IsLoggingEnabled() && wxLog::IsAllowedTraceMask(mask) ) { + wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); + + wxChar *p = s_szBuf; + size_t len = WXSIZEOF(s_szBuf); + 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; + + va_list argptr; + va_start(argptr, szFormat); + wxVsnprintf(p, len, szFormat, argptr); + va_end(argptr); + + wxLog::OnLog(wxLOG_Trace, s_szBuf, time(NULL)); + } + } + + void wxLogTrace(wxTraceMask mask, 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); + + va_list argptr; + va_start(argptr, szFormat); + wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); + va_end(argptr); + + wxLog::OnLog(wxLOG_Trace, s_szBuf, time(NULL)); + } } + +#else // release + #define IMPLEMENT_LOG_DEBUG_FUNCTION(level) +#endif + +IMPLEMENT_LOG_DEBUG_FUNCTION(Debug) +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) +{ + wxChar szErrMsg[LOG_BUFFER_SIZE / 2]; + wxSnprintf(szErrMsg, WXSIZEOF(szErrMsg), + _(" (error %ld: %s)"), lErrCode, wxSysErrorMsg(lErrCode)); + wxStrncat(s_szBuf, szErrMsg, WXSIZEOF(s_szBuf) - wxStrlen(s_szBuf)); + + wxLog::OnLog(wxLOG_Error, s_szBuf, time(NULL)); } -void WXDLLEXPORT wxLogSysError(long lErrCode, wxTString strFormat, ...) +void WXDLLEXPORT wxLogSysError(const wxChar *szFormat, ...) { - if ( wxLog::GetActiveTarget() != NULL ) { - va_list argptr; - va_start(argptr, strFormat); - vsprintf(s_szBuf, strFormat, argptr); - va_end(argptr); + if ( IsLoggingEnabled() ) { + wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); - char szErrMsg[LOG_BUFFER_SIZE / 2]; - sprintf(szErrMsg, _(" (error %ld: %s)"), lErrCode, wxSysErrorMsg(lErrCode)); - strncat(s_szBuf, szErrMsg, WXSIZEOF(s_szBuf) - strlen(s_szBuf)); + va_list argptr; + va_start(argptr, szFormat); + wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); + va_end(argptr); - wxLog::OnLog(wxLog::Error, s_szBuf); - } + wxLogSysErrorHelper(wxSysErrorCode()); + } +} + +void WXDLLEXPORT wxLogSysError(long lErrCode, const wxChar *szFormat, ...) +{ + if ( IsLoggingEnabled() ) { + wxCRIT_SECT_LOCKER(locker, gs_csLogBuf); + + va_list argptr; + va_start(argptr, szFormat); + wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr); + va_end(argptr); + + wxLogSysErrorHelper(lErrCode); + } } // ---------------------------------------------------------------------------- @@ -181,105 +278,132 @@ void WXDLLEXPORT wxLogSysError(long lErrCode, wxTString strFormat, ...) wxLog::wxLog() { - m_bHasMessages = FALSE; + m_bHasMessages = FALSE; } -wxLog *wxLog::GetActiveTarget() -{ - if ( !ms_bInitialized ) { - // prevent infinite recursion if someone calls wxLogXXX() from wxApp - ms_bInitialized = TRUE; +wxLog *wxLog::GetActiveTarget() +{ + if ( ms_bAutoCreate && ms_pLogger == NULL ) { + // prevent infinite recursion if someone calls wxLogXXX() from + // wxApp::CreateLogTarget() + static bool s_bInGetActiveTarget = FALSE; + if ( !s_bInGetActiveTarget ) { + s_bInGetActiveTarget = TRUE; + + // ask the application to create a log target for us + if ( wxTheApp != NULL ) + ms_pLogger = wxTheApp->CreateLogTarget(); + else + ms_pLogger = new wxLogStderr; + + s_bInGetActiveTarget = FALSE; + + // do nothing if it fails - what can we do? + } + } + + return ms_pLogger; +} - // ask the application to create a log target for us if it exists - if ( wxTheApp != NULL ) - ms_pLogger = wxTheApp->CreateLogTarget(); - else - ms_pLogger = new wxLogStderr; +wxLog *wxLog::SetActiveTarget(wxLog *pLogger) +{ + if ( ms_pLogger != NULL ) { + // flush the old messages before changing because otherwise they might + // get lost later if this target is not restored + ms_pLogger->Flush(); + } - // do nothing if it fails - what can we do? - } + wxLog *pOldLogger = ms_pLogger; + ms_pLogger = pLogger; - return ms_pLogger; + return pOldLogger; } -wxLog *wxLog::SetActiveTarget(wxLog *pLogger) -{ - // flush the old messages before changing - if ( ms_pLogger != NULL ) - ms_pLogger->Flush(); - - ms_bInitialized = TRUE; - - wxLog *pOldLogger = ms_pLogger; - ms_pLogger = pLogger; - return pOldLogger; -} - -void wxLog::DoLog(Level level, const char *szString) -{ - char szBuf[128]; - time_t timeNow; - struct tm *ptmNow; - - time(&timeNow); - ptmNow = localtime(&timeNow); - - strftime(szBuf, WXSIZEOF(szBuf), ms_szTimeFormat, ptmNow); - wxString str = szBuf; - - switch ( level ) { - case FatalError: - DoLogString(str << _("Fatal error: ") << szString); - DoLogString(_("Program aborted.")); - Flush(); - abort(); - break; - - case Error: - DoLogString(str << _("Error: ") << szString); - break; - - case Warning: - DoLogString(str << _("Warning: ") << szString); - break; - - case Info: - if ( GetVerbose() ) - case Message: - DoLogString(str + szString); - // fall through - - case Status: - // nothing to do - break; - - case Trace: - case Debug: - #ifdef __DEBUG__ - #ifdef __WIN32__ - // in addition to normal logging, also send the string to debugger - // (don't prepend "Debug" here: it will go to debug window anyhow) - ::OutputDebugString(str + szString + "\n\r"); - #endif //Win32 - DoLogString(str << (level == Trace ? _("Trace") : _("Debug")) - << ": " << szString); - #endif - - break; - - default: - wxFAIL_MSG("unknown log level in wxLog::DoLog"); - } +void wxLog::DontCreateOnDemand() +{ + 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 + // memory leak reports from wxWin memory tracking code + ClearTraceMasks(); } -void wxLog::DoLogString(const char *WXUNUSED(szString)) +void wxLog::RemoveTraceMask(const wxString& str) { - wxFAIL_MSG("DoLogString must be overrided if it's called."); + int index = ms_aTraceMasks.Index(str); + if ( index != wxNOT_FOUND ) + ms_aTraceMasks.Remove((size_t)index); +} + +void wxLog::ClearTraceMasks() +{ + ms_aTraceMasks.Clear(); +} + +void wxLog::TimeStamp(wxString *str) +{ + if ( ms_timestamp ) + { + wxChar buf[256]; + time_t timeNow; + (void)time(&timeNow); + wxStrftime(buf, WXSIZEOF(buf), ms_timestamp, localtime(&timeNow)); + + str->Empty(); + *str << buf << wxT(": "); + } +} + +void wxLog::DoLog(wxLogLevel level, const wxChar *szString, time_t t) +{ + switch ( level ) { + case wxLOG_FatalError: + DoLogString(wxString(_("Fatal error: ")) + szString, t); + DoLogString(_("Program aborted."), t); + Flush(); + abort(); + break; + + case wxLOG_Error: + DoLogString(wxString(_("Error: ")) + szString, t); + break; + + case wxLOG_Warning: + DoLogString(wxString(_("Warning: ")) + szString, t); + break; + + case wxLOG_Info: + if ( GetVerbose() ) + case wxLOG_Message: + case wxLOG_Status: + default: // log unknown log levels too + DoLogString(szString, t); + break; + + case wxLOG_Trace: + case wxLOG_Debug: +#ifdef __WXDEBUG__ + { + wxString msg = level == wxLOG_Trace ? wxT("Trace: ") + : wxT("Debug: "); + msg << szString; + DoLogString(msg, t); + } +#endif // Debug + break; + } +} + +void wxLog::DoLogString(const wxChar *WXUNUSED(szString), time_t WXUNUSED(t)) +{ + wxFAIL_MSG(wxT("DoLogString must be overriden if it's called.")); } void wxLog::Flush() { - // do nothing + // remember that we don't have any more messages to show + m_bHasMessages = FALSE; } // ---------------------------------------------------------------------------- @@ -288,164 +412,321 @@ void wxLog::Flush() wxLogStderr::wxLogStderr(FILE *fp) { - if ( fp == NULL ) - m_fp = stderr; - else - m_fp = fp; + if ( fp == NULL ) + m_fp = stderr; + else + m_fp = fp; } -void wxLogStderr::DoLogString(const char *szString) +#if defined(__WXMAC__) && !defined(__DARWIN__) + +#ifndef __MetroNubUtils__ +#include "MetroNubUtils.h" +#endif + +#ifdef __cplusplus + extern "C" { +#endif + +#ifndef __GESTALT__ +#include +#endif + +#ifndef true +#define true 1 +#endif + +#ifndef false +#define false 0 +#endif + +#if TARGET_API_MAC_CARBON + + #include + + EXTERN_API_C( long ) + CallUniversalProc(UniversalProcPtr theProcPtr, ProcInfoType procInfo, ...); + + ProcPtr gCallUniversalProc_Proc = NULL; + +#endif + +static MetroNubUserEntryBlock* gMetroNubEntry = NULL; + +static long fRunOnce = false; + +Boolean IsCompatibleVersion(short inVersion); + +/* --------------------------------------------------------------------------- + IsCompatibleVersion + --------------------------------------------------------------------------- */ + +Boolean IsCompatibleVersion(short inVersion) { - fputs(szString, m_fp); - fputc('\n', m_fp); - fflush(m_fp); + Boolean result = false; + + if (fRunOnce) + { + MetroNubUserEntryBlock* block = (MetroNubUserEntryBlock *)result; + + result = (inVersion <= block->apiHiVersion); + } + + return result; } -// ---------------------------------------------------------------------------- -// wxLogStream implementation -// ---------------------------------------------------------------------------- +/* --------------------------------------------------------------------------- + IsMetroNubInstalled + --------------------------------------------------------------------------- */ -wxLogStream::wxLogStream(ostream *ostr) +Boolean IsMetroNubInstalled() { - if ( ostr == NULL ) - m_ostr = &cerr; - else - m_ostr = ostr; + if (!fRunOnce) + { + long result, value; + + fRunOnce = true; + gMetroNubEntry = NULL; + + if (Gestalt(gestaltSystemVersion, &value) == noErr && value < 0x1000) + { + /* look for MetroNub's Gestalt selector */ + if (Gestalt(kMetroNubUserSignature, &result) == noErr) + { + + #if TARGET_API_MAC_CARBON + if (gCallUniversalProc_Proc == NULL) + { + CFragConnectionID connectionID; + Ptr mainAddress; + Str255 errorString; + ProcPtr symbolAddress; + OSErr err; + CFragSymbolClass symbolClass; + + symbolAddress = NULL; + err = GetSharedLibrary("\pInterfaceLib", kPowerPCCFragArch, kFindCFrag, + &connectionID, &mainAddress, errorString); + + if (err != noErr) + { + gCallUniversalProc_Proc = NULL; + goto end; + } + + err = FindSymbol(connectionID, "\pCallUniversalProc", + (Ptr *) &gCallUniversalProc_Proc, &symbolClass); + + if (err != noErr) + { + gCallUniversalProc_Proc = NULL; + goto end; + } + } + #endif + + { + MetroNubUserEntryBlock* block = (MetroNubUserEntryBlock *)result; + + /* make sure the version of the API is compatible */ + if (block->apiLowVersion <= kMetroNubUserAPIVersion && + kMetroNubUserAPIVersion <= block->apiHiVersion) + gMetroNubEntry = block; /* success! */ + } + + } + } + } + +end: + +#if TARGET_API_MAC_CARBON + return (gMetroNubEntry != NULL && gCallUniversalProc_Proc != NULL); +#else + return (gMetroNubEntry != NULL); +#endif } -void wxLogStream::DoLogString(const char *szString) +/* --------------------------------------------------------------------------- + IsMWDebuggerRunning [v1 API] + --------------------------------------------------------------------------- */ + +Boolean IsMWDebuggerRunning() { - (*m_ostr) << szString << endl << flush; + if (IsMetroNubInstalled()) + return CallIsDebuggerRunningProc(gMetroNubEntry->isDebuggerRunning); + else + return false; } -// ---------------------------------------------------------------------------- -// wxLogTextCtrl implementation -// ---------------------------------------------------------------------------- +/* --------------------------------------------------------------------------- + AmIBeingMWDebugged [v1 API] + --------------------------------------------------------------------------- */ + +Boolean AmIBeingMWDebugged() +{ + if (IsMetroNubInstalled()) + return CallAmIBeingDebuggedProc(gMetroNubEntry->amIBeingDebugged); + else + return false; +} + +/* --------------------------------------------------------------------------- + UserSetWatchPoint [v2 API] + --------------------------------------------------------------------------- */ -/* -wxLogTextCtrl::wxLogTextCtrl(wxTextCtrl *pTextCtrl) - : wxLogStream(new ostream(pTextCtrl)) +OSErr UserSetWatchPoint (Ptr address, long length, WatchPointIDT* watchPointID) { + if (IsMetroNubInstalled() && IsCompatibleVersion(kMetroNubUserAPIVersion)) + return CallUserSetWatchPointProc(gMetroNubEntry->userSetWatchPoint, + address, length, watchPointID); + else + return errProcessIsNotClient; } -wxLogTextCtrl::~wxLogTextCtrl() +/* --------------------------------------------------------------------------- + ClearWatchPoint [v2 API] + --------------------------------------------------------------------------- */ + +OSErr ClearWatchPoint (WatchPointIDT watchPointID) { - delete m_ostr; + if (IsMetroNubInstalled() && IsCompatibleVersion(kMetroNubUserAPIVersion)) + return CallClearWatchPointProc(gMetroNubEntry->clearWatchPoint, + watchPointID); + else + return errProcessIsNotClient; +} + +#ifdef __cplusplus + } +#endif + +#endif + +void wxLogStderr::DoLogString(const wxChar *szString, time_t WXUNUSED(t)) +{ + wxString str; + TimeStamp(&str); + str << szString; + + fputs(str.mb_str(), m_fp); + fputc(_T('\n'), m_fp); + fflush(m_fp); + + // under Windows, programs usually don't have stderr at all, so show the + // messages also under debugger - unless it's a console program +#if defined(__WXMSW__) && wxUSE_GUI && !defined(__WXMICROWIN__) + str += wxT("\r\n") ; + OutputDebugString(str.c_str()); +#endif // MSW +#if defined(__WXMAC__) && !defined(__DARWIN__) && wxUSE_GUI + Str255 pstr ; + strcpy( (char*) pstr , str.c_str() ) ; + strcat( (char*) pstr , ";g" ) ; + c2pstr( (char*) pstr ) ; + + Boolean running = false ; + + if ( IsMWDebuggerRunning() && AmIBeingMWDebugged() ) + { + running = true ; + } + + if (running) + { +#ifdef __powerc + DebugStr(pstr); +#else + SysBreakStr(pstr); +#endif + } +#endif // Mac } -*/ // ---------------------------------------------------------------------------- -// wxLogGui implementation +// wxLogStream implementation // ---------------------------------------------------------------------------- -#ifndef WX_TEST_MINIMAL +#if wxUSE_STD_IOSTREAM +wxLogStream::wxLogStream(wxSTD ostream *ostr) +{ + if ( ostr == NULL ) + m_ostr = &wxSTD cerr; + else + m_ostr = ostr; +} -wxLogGui::wxLogGui() +void wxLogStream::DoLogString(const wxChar *szString, time_t WXUNUSED(t)) { - m_bErrors = FALSE; + wxString str; + TimeStamp(&str); + (*m_ostr) << str << wxConvertWX2MB(szString) << wxSTD endl; } +#endif // wxUSE_STD_IOSTREAM -void wxLogGui::Flush() +// ---------------------------------------------------------------------------- +// wxLogChain +// ---------------------------------------------------------------------------- + +wxLogChain::wxLogChain(wxLog *logger) { - if ( !m_bHasMessages ) - return; + m_logNew = logger; + m_logOld = wxLog::SetActiveTarget(this); +} - // @@@ ugly... - - // concatenate all strings (but not too many to not overfill the msg box) - wxString str; - uint nLines = 0, - nMsgCount = m_aMessages.Count(); +void wxLogChain::SetLog(wxLog *logger) +{ + if ( m_logNew != this ) + delete m_logNew; - // start from the most recent message - for ( uint n = nMsgCount; n > 0; n-- ) { - // for Windows strings longer than this value are wrapped (NT 4.0) - const uint nMsgLineWidth = 156; + wxLog::SetActiveTarget(logger); - nLines += (m_aMessages[n - 1].Len() + nMsgLineWidth - 1) / nMsgLineWidth; + m_logNew = logger; +} - if ( nLines > 25 ) // don't put too many lines in message box - break; +void wxLogChain::Flush() +{ + if ( m_logOld ) + m_logOld->Flush(); - str << m_aMessages[n - 1] << "\n"; - } + // be careful to avoid inifinite recursion + if ( m_logNew && m_logNew != this ) + m_logNew->Flush(); +} - if ( m_bErrors ) { - wxMessageBox(str, _("Error"), wxOK | wxICON_EXCLAMATION); - } - else { - wxMessageBox(str, _("Information"), wxOK | wxICON_INFORMATION); - } +void wxLogChain::DoLog(wxLogLevel level, const wxChar *szString, time_t t) +{ + // let the previous logger show it + if ( m_logOld && IsPassingMessages() ) + { + // bogus cast just to access protected DoLog + ((wxLogChain *)m_logOld)->DoLog(level, szString, t); + } - // no undisplayed messages whatsoever - m_bHasMessages = - m_bErrors = FALSE; - m_aMessages.Empty(); + if ( m_logNew && m_logNew != this ) + { + // as above... + ((wxLogChain *)m_logNew)->DoLog(level, szString, t); + } } -// the default behaviour is to discard all informational messages if there -// are any errors/warnings. -void wxLogGui::DoLog(Level level, const char *szString) +// ---------------------------------------------------------------------------- +// wxLogPassThrough +// ---------------------------------------------------------------------------- + +#ifdef __VISUALC__ + // "'this' : used in base member initializer list" - so what? + #pragma warning(disable:4355) +#endif // VC++ + +wxLogPassThrough::wxLogPassThrough() + : wxLogChain(this) { - switch ( level ) { - case Info: - if ( GetVerbose() ) - case Message: - if ( !m_bErrors ) { - m_aMessages.Add(szString); - m_bHasMessages = TRUE; - } - break; - - case Status: - { - // find the top window and set it's status text if it has any - wxWindow *pWin = wxTheApp->GetTopWindow(); - if ( pWin != NULL && pWin->IsKindOf(CLASSINFO(wxFrame)) ) { - wxFrame *pFrame = (wxFrame *)pWin; - pFrame->SetStatusText(szString); - } - } - break; - - case Trace: - case Debug: - #ifdef __DEBUG__ - #ifdef __WIN32__ - OutputDebugString(szString); - OutputDebugString("\n\r"); - #else //!WIN32 - // send them to stderr - printf(stderr, level == Trace ? "Trace: %s\n" - : "Debug: %s\n", szString); - fflush(stderr); - #endif // WIN32 - #endif - break; - - case FatalError: - // show this one immediately - wxMessageBox(szString, "Fatal error", wxICON_HAND); - break; - - case Error: - case Warning: - // discard earlier informational messages if this is the 1st error - if ( !m_bErrors ) { - m_aMessages.Empty(); - m_bHasMessages = TRUE; - m_bErrors = TRUE; - } - - m_aMessages.Add(szString); - break; - - default: - wxFAIL_MSG("unknown log level in wxLogGui::DoLog"); - } } -#endif //WX_TEST_MINIMAL +#ifdef __VISUALC__ + #pragma warning(default:4355) +#endif // VC++ // ============================================================================ // Global functions/variables @@ -454,10 +735,22 @@ void wxLogGui::DoLog(Level level, const char *szString) // ---------------------------------------------------------------------------- // static variables // ---------------------------------------------------------------------------- -wxLog *wxLog::ms_pLogger = NULL; -bool wxLog::ms_bInitialized = FALSE; -bool wxLog::ms_bVerbose = FALSE; -const char *wxLog::ms_szTimeFormat = "[%d/%b/%y %H:%M:%S] "; + +wxLog *wxLog::ms_pLogger = (wxLog *)NULL; +bool wxLog::ms_doLog = TRUE; +bool wxLog::ms_bAutoCreate = TRUE; +bool wxLog::ms_bVerbose = FALSE; + +size_t wxLog::ms_suspendCount = 0; + +#if wxUSE_GUI + const wxChar *wxLog::ms_timestamp = wxT("%X"); // time only, no date +#else + const wxChar *wxLog::ms_timestamp = NULL; // save space +#endif + +wxTraceMask wxLog::ms_ulTraceMask = (wxTraceMask)0; +wxArrayString wxLog::ms_aTraceMasks; // ---------------------------------------------------------------------------- // stdout error logging helper @@ -466,34 +759,33 @@ const char *wxLog::ms_szTimeFormat = "[%d/%b/%y %H:%M:%S] "; // helper function: wraps the message and justifies it under given position // (looks more pretty on the terminal). Also adds newline at the end. // -// @@ this is now disabled until I find a portable way of determining the -// terminal window size - -#ifdef LOG_PRETTY_WRAP +// TODO this is now disabled until I find a portable way of determining the +// terminal window size (ok, I found it but does anybody really cares?) +#ifdef LOG_PRETTY_WRAP static void wxLogWrap(FILE *f, const char *pszPrefix, const char *psz) { - size_t nMax = 80; // @@@@ - size_t nStart = strlen(pszPrefix); - fputs(pszPrefix, f); - - size_t n; - while ( *psz != '\0' ) { - for ( n = nStart; (n < nMax) && (*psz != '\0'); n++ ) - putc(*psz++, f); - - // wrapped? - if ( *psz != '\0' ) { - /*putc('\n', f);*/ - for ( n = 0; n < nStart; n++ ) - putc(' ', f); - - // as we wrapped, squeeze all white space - while ( isspace(*psz) ) - psz++; + size_t nMax = 80; // FIXME + size_t nStart = strlen(pszPrefix); + fputs(pszPrefix, f); + + size_t n; + while ( *psz != '\0' ) { + for ( n = nStart; (n < nMax) && (*psz != '\0'); n++ ) + putc(*psz++, f); + + // wrapped? + if ( *psz != '\0' ) { + /*putc('\n', f);*/ + for ( n = 0; n < nStart; n++ ) + putc(' ', f); + + // as we wrapped, squeeze all white space + while ( isspace(*psz) ) + psz++; + } } - } - putc('\n', f); + putc('\n', f); } #endif //LOG_PRETTY_WRAP @@ -504,108 +796,70 @@ static void wxLogWrap(FILE *f, const char *pszPrefix, const char *psz) // get error code from syste unsigned long wxSysErrorCode() { - #ifdef __WINDOWS__ - #ifdef __WIN32__ - return ::GetLastError(); - #else //WIN16 - // @@@@ what to do on Windows 3.1? - return 0; - #endif //WIN16/32 - #else //Unix +#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 +#endif //Win/Unix } // get error message from system -const char *wxSysErrorMsg(unsigned long nErrCode) +const wxChar *wxSysErrorMsg(unsigned long nErrCode) { - if ( nErrCode == 0 ) - nErrCode = wxSysErrorCode(); + if ( nErrCode == 0 ) + nErrCode = wxSysErrorCode(); -#ifdef __WINDOWS__ +#if defined(__WXMSW__) && !defined(__WXMICROWIN__) #ifdef __WIN32__ - static char s_szBuf[LOG_BUFFER_SIZE / 2]; - - // get error message from system - LPVOID lpMsgBuf; - FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, - NULL, nErrCode, - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), - (LPTSTR)&lpMsgBuf, - 0, NULL); - - // copy it to our buffer and free memory - strncpy(s_szBuf, (const char *)lpMsgBuf, SIZEOF(s_szBuf) - 1); - s_szBuf[SIZEOF(s_szBuf) - 1] = '\0'; - LocalFree(lpMsgBuf); - - // returned string is capitalized and ended with '\r\n' - bad - s_szBuf[0] = (char)tolower(s_szBuf[0]); - size_t len = strlen(s_szBuf); - if ( len > 0 ) { - // truncate string - if ( s_szBuf[len - 2] == '\r' ) - s_szBuf[len - 2] = '\0'; - } + static wxChar s_szBuf[LOG_BUFFER_SIZE / 2]; + + // get error message from system + LPVOID lpMsgBuf; + FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, + NULL, nErrCode, + MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), + (LPTSTR)&lpMsgBuf, + 0, NULL); + + // copy it to our buffer and free memory + if( lpMsgBuf != 0 ) { + wxStrncpy(s_szBuf, (const wxChar *)lpMsgBuf, WXSIZEOF(s_szBuf) - 1); + s_szBuf[WXSIZEOF(s_szBuf) - 1] = wxT('\0'); + + LocalFree(lpMsgBuf); + + // returned string is capitalized and ended with '\r\n' - bad + s_szBuf[0] = (wxChar)wxTolower(s_szBuf[0]); + size_t len = wxStrlen(s_szBuf); + if ( len > 0 ) { + // truncate string + if ( s_szBuf[len - 2] == wxT('\r') ) + s_szBuf[len - 2] = wxT('\0'); + } + } + else { + s_szBuf[0] = wxT('\0'); + } - return s_szBuf; -#else - // TODO: Windows 3.1 - return NULL; -#endif + 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(nErrCode); + return strerror((int)nErrCode); #endif +#endif // Win/Unix } -// ---------------------------------------------------------------------------- -// debug helper -// ---------------------------------------------------------------------------- - -#ifdef __DEBUG__ - -// this function is called when an assert fails -void wxOnAssert(const char *szFile, int nLine, const char *szMsg) -{ - // this variable can be set to true to suppress "assert failure" messages - static s_bNoAsserts = FALSE; - - char szBuf[LOG_BUFFER_SIZE]; - sprintf(szBuf, _("Assert failed in file %s at line %d"), szFile, nLine); - if ( szMsg != NULL ) { - strcat(szBuf, ": "); - strcat(szBuf, szMsg); - } - else { - strcat(szBuf, "."); - } - - // send it to the normal log destination - wxLogDebug(szBuf); - - #ifdef __WINDOWS__ - if ( !s_bNoAsserts ) { - strcat(szBuf, _("\nDo you want to stop the program?" - "\nYou can also choose [Cancel] to suppress " - "further warnings.")); - - switch ( ::MessageBox(NULL, szBuf, _("Debug"), - MB_YESNOCANCEL | MB_ICONINFORMATION) ) { - case IDYES: - DebugBreak(); - break; - - case IDCANCEL: - s_bNoAsserts = TRUE; - break; - } - } - #else - // @@@@ don't know how to start the debugger under generic Unix - s_bNoAsserts = TRUE; // suppress 'unused var' warning - abort(); - #endif -} - -#endif //DEBUG - +#endif //wxUSE_LOG