fixing modal dialog quit after nested message box problem

[wxWidgets.git] / src / common / log.cpp

diff --git a/src/common/log.cpp b/src/common/log.cpp
index be03d3c4c8b3a9e12f476e81d01dc663801b6cb9..ce5bbd5c5ee78b972cec323c96f34813c9dce6f3 100644 (file)
--- a/src/common/log.cpp
+++ b/src/common/log.cpp
@@ -1,12 +1,12 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        log.cpp
+// Name:        src/common/log.cpp

 // Purpose:     Assorted wxLogXXX functions, and wxLog (sink for logs)
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     29/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
 // Purpose:     Assorted wxLogXXX functions, and wxLog (sink for logs)
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     29/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -17,49 +17,76 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#ifdef __GNUG__
-  #pragma implementation "log.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-  #pragma hdrstop
+    #pragma hdrstop

 #endif
 
 #endif
 

-// wxWindows
+#if wxUSE_LOG
+
+// wxWidgets

 #ifndef WX_PRECOMP
 #ifndef WX_PRECOMP

-    #include "wx/string.h"
-    #include "wx/intl.h"
+    #include "wx/log.h"

     #include "wx/app.h"
     #include "wx/app.h"

-
-    #if wxUSE_GUI
-        #include "wx/window.h"
-        #ifdef __WXMSW__
-            #include "wx/msw/private.h"
-        #endif
-    #endif
+    #include "wx/arrstr.h"
+    #include "wx/intl.h"
+    #include "wx/string.h"
+    #include "wx/utils.h"

 #endif //WX_PRECOMP
 
 #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
+#include "wx/apptrait.h"
+#include "wx/datetime.h"
+#include "wx/file.h"
+#include "wx/msgout.h"
+#include "wx/textfile.h"
+#include "wx/thread.h"
+#include "wx/crt.h"

 
 // other standard headers
 
 // other standard headers

-#include  <errno.h>
-#include  <stdlib.h>
-#include  <time.h>
+#ifndef __WXWINCE__
+#include <errno.h>
+#endif
+
+#include <stdlib.h>
+
+#ifndef __WXPALMOS5__
+#ifndef __WXWINCE__
+#include <time.h>
+#else
+#include "wx/msw/wince/time.h"
+#endif
+#endif /* ! __WXPALMOS5__ */

 
 

-#if defined(__WXMSW__)
-  #include  "wx/msw/private.h"      // includes windows.h for OutputDebugString
+#if defined(__WINDOWS__)
+    #include "wx/msw/private.h" // includes windows.h

 #endif
 
 #endif
 

+#if wxUSE_THREADS
+
+// define static functions providing access to the critical sections we use
+// instead of just using static critical section variables as log functions may
+// be used during static initialization and while this is certainly not
+// advisable it's still better to not crash (as we'd do if we used a yet
+// uninitialized critical section) if it happens
+
+static inline wxCriticalSection& GetTraceMaskCS()
+{
+    static wxCriticalSection s_csTrace;
+
+    return s_csTrace;
+}
+
+static inline wxCriticalSection& GetPreviousLogCS()
+{
+    static wxCriticalSection s_csPrev;
+
+    return s_csPrev;
+}
+
+#endif // wxUSE_THREADS
+

 // ----------------------------------------------------------------------------
 // non member functions
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // non member functions
 // ----------------------------------------------------------------------------


@@ -75,30 +102,6 @@
 // implementation
 // ============================================================================
 
 // 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_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
 //
 // ----------------------------------------------------------------------------
 // implementation of Log functions
 //


@@ -107,196 +110,500 @@ static inline bool IsLoggingEnabled()
 // ----------------------------------------------------------------------------
 
 // generic log function
 // ----------------------------------------------------------------------------
 
 // generic log function

-void wxLogGeneric(wxLogLevel level, const wxChar *szFormat, ...)
+void wxVLogGeneric(wxLogLevel level, const wxString& format, va_list argptr)

 {
 {

-    if ( IsLoggingEnabled() ) {
-        wxCRIT_SECT_LOCKER(locker, gs_csLogBuf);
+    if ( wxLog::IsEnabled() ) {
+        wxLog::OnLog(level, wxString::FormatV(format, argptr), time(NULL));
+    }
+}

 
 

-        va_list argptr;
-        va_start(argptr, szFormat);
-        wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr);
-        va_end(argptr);
+#if !wxUSE_UTF8_LOCALE_ONLY
+void wxDoLogGenericWchar(wxLogLevel level, const wxChar *format, ...)
+{
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogGeneric(level, format, argptr);
+    va_end(argptr);
+}
+#endif // wxUSE_UTF8_LOCALE_ONLY

 
 

-        wxLog::OnLog(level, s_szBuf, time(NULL));
-    }
+#if wxUSE_UNICODE_UTF8
+void wxDoLogGenericUtf8(wxLogLevel level, const char *format, ...)
+{
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogGeneric(level, format, argptr);
+    va_end(argptr);

 }
 }

+#endif // wxUSE_UNICODE_UTF8
+
+#if !wxUSE_UTF8_LOCALE_ONLY
+    #define IMPLEMENT_LOG_FUNCTION_WCHAR(level)                         \
+      void wxDoLog##level##Wchar(const wxChar *format, ...)             \
+      {                                                                 \
+        va_list argptr;                                                 \
+        va_start(argptr, format);                                       \
+        wxVLog##level(format, argptr);                                  \
+        va_end(argptr);                                                 \
+      }
+#else
+    #define IMPLEMENT_LOG_FUNCTION_WCHAR(level)
+#endif
+
+#if wxUSE_UNICODE_UTF8
+    #define IMPLEMENT_LOG_FUNCTION_UTF8(level)                          \
+      void wxDoLog##level##Utf8(const char *format, ...)                \
+      {                                                                 \
+        va_list argptr;                                                 \
+        va_start(argptr, format);                                       \
+        wxVLog##level(format, argptr);                                  \
+        va_end(argptr);                                                 \
+      }
+#else
+    #define IMPLEMENT_LOG_FUNCTION_UTF8(level)
+#endif

 
 #define IMPLEMENT_LOG_FUNCTION(level)                               \
 
 #define IMPLEMENT_LOG_FUNCTION(level)                               \

-  void wxLog##level(const wxChar *szFormat, ...)                    \
+  void wxVLog##level(const wxString& format, va_list argptr)        \

   {                                                                 \
   {                                                                 \

-    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));             \
+    if ( wxLog::IsEnabled() ) {                                     \
+      wxLog::OnLog(wxLOG_##level,                                   \
+                   wxString::FormatV(format, argptr), time(NULL));  \

     }                                                               \
     }                                                               \

-  }
+  }                                                                 \
+  IMPLEMENT_LOG_FUNCTION_WCHAR(level)                               \
+  IMPLEMENT_LOG_FUNCTION_UTF8(level)

 
 

-IMPLEMENT_LOG_FUNCTION(FatalError)

 IMPLEMENT_LOG_FUNCTION(Error)
 IMPLEMENT_LOG_FUNCTION(Warning)
 IMPLEMENT_LOG_FUNCTION(Message)
 IMPLEMENT_LOG_FUNCTION(Info)
 IMPLEMENT_LOG_FUNCTION(Status)
 
 IMPLEMENT_LOG_FUNCTION(Error)
 IMPLEMENT_LOG_FUNCTION(Warning)
 IMPLEMENT_LOG_FUNCTION(Message)
 IMPLEMENT_LOG_FUNCTION(Info)
 IMPLEMENT_LOG_FUNCTION(Status)
 

-// same as info, but only if 'verbose' mode is on
-void wxLogVerbose(const wxChar *szFormat, ...)
+void wxSafeShowMessage(const wxString& title, const wxString& text)

 {
 {

-    if ( IsLoggingEnabled() ) {
-        wxLog *pLog = wxLog::GetActiveTarget();
-        if ( pLog != NULL && pLog->GetVerbose() ) {
-            wxCRIT_SECT_LOCKER(locker, gs_csLogBuf);
+#ifdef __WINDOWS__
+    ::MessageBox(NULL, text.t_str(), title.t_str(), MB_OK | MB_ICONSTOP);
+#else
+    wxFprintf(stderr, wxS("%s: %s\n"), title.c_str(), text.c_str());
+    fflush(stderr);
+#endif
+}
+
+// fatal errors can't be suppressed nor handled by the custom log target and
+// always terminate the program
+void wxVLogFatalError(const wxString& format, va_list argptr)
+{
+    wxSafeShowMessage(wxS("Fatal Error"), wxString::FormatV(format, argptr));

 
 

-            va_list argptr;
-            va_start(argptr, szFormat);
-            wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr);
-            va_end(argptr);
+#ifdef __WXWINCE__
+    ExitThread(3);
+#else
+    abort();
+#endif
+}
+
+#if !wxUSE_UTF8_LOCALE_ONLY
+void wxDoLogFatalErrorWchar(const wxChar *format, ...)
+{
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogFatalError(format, argptr);

 
 

-            wxLog::OnLog(wxLOG_Info, s_szBuf, time(NULL));
+    // some compilers warn about unreachable code and it shouldn't matter
+    // for the others anyhow...
+    //va_end(argptr);
+}
+#endif // wxUSE_UTF8_LOCALE_ONLY
+
+#if wxUSE_UNICODE_UTF8
+void wxDoLogFatalErrorUtf8(const char *format, ...)
+{
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogFatalError(format, argptr);
+
+    // some compilers warn about unreachable code and it shouldn't matter
+    // for the others anyhow...
+    //va_end(argptr);
+}
+#endif // wxUSE_UNICODE_UTF8
+
+// same as info, but only if 'verbose' mode is on
+void wxVLogVerbose(const wxString& format, va_list argptr)
+{
+    if ( wxLog::IsEnabled() ) {
+        if ( wxLog::GetActiveTarget() != NULL && wxLog::GetVerbose() ) {
+            wxLog::OnLog(wxLOG_Info,
+                         wxString::FormatV(format, argptr), 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));             \
-    }                                                               \
-  }
+#if !wxUSE_UTF8_LOCALE_ONLY
+void wxDoLogVerboseWchar(const wxChar *format, ...)
+{
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogVerbose(format, argptr);
+    va_end(argptr);
+}
+#endif // !wxUSE_UTF8_LOCALE_ONLY
+
+#if wxUSE_UNICODE_UTF8
+void wxDoLogVerboseUtf8(const char *format, ...)
+{
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogVerbose(format, argptr);
+    va_end(argptr);
+}
+#endif // wxUSE_UNICODE_UTF8
+
+// ----------------------------------------------------------------------------
+// debug and trace functions
+// ----------------------------------------------------------------------------
+
+#if wxUSE_LOG_DEBUG
+    void wxVLogDebug(const wxString& format, va_list argptr)
+    {
+        if ( wxLog::IsEnabled() )
+        {
+            wxLog::OnLog(wxLOG_Debug,
+                         wxString::FormatV(format, argptr), time(NULL));
+        }
+    }
+
+#if !wxUSE_UTF8_LOCALE_ONLY
+    void wxDoLogDebugWchar(const wxChar *format, ...)
+    {
+        va_list argptr;
+        va_start(argptr, format);
+        wxVLogDebug(format, argptr);
+        va_end(argptr);
+    }
+#endif // !wxUSE_UTF8_LOCALE_ONLY
+
+#if wxUSE_UNICODE_UTF8
+    void wxDoLogDebugUtf8(const char *format, ...)
+    {
+        va_list argptr;
+        va_start(argptr, format);
+        wxVLogDebug(format, argptr);
+        va_end(argptr);
+    }
+#endif // wxUSE_UNICODE_UTF8
+#endif // wxUSE_LOG_DEBUG

 
 

-  void wxLogTrace(const wxChar *mask, const wxChar *szFormat, ...)
+#if wxUSE_LOG_TRACE
+  void wxVLogTrace(const wxString& mask, const wxString& format, va_list argptr)

   {
   {

-    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));
+    if ( wxLog::IsEnabled() && wxLog::IsAllowedTraceMask(mask) ) {
+      wxString msg;
+      msg << wxS("(") << mask << wxS(") ") << wxString::FormatV(format, argptr);
+
+      wxLog::OnLog(wxLOG_Trace, msg, time(NULL));

     }
   }
 
     }
   }
 

-  void wxLogTrace(wxTraceMask mask, const wxChar *szFormat, ...)
+#if !wxUSE_UTF8_LOCALE_ONLY
+  void wxDoLogTraceWchar(const wxString& mask, const wxChar *format, ...)
+  {
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogTrace(mask, format, argptr);
+    va_end(argptr);
+  }
+#endif // !wxUSE_UTF8_LOCALE_ONLY
+
+#if wxUSE_UNICODE_UTF8
+  void wxDoLogTraceUtf8(const wxString& mask, const char *format, ...)
+  {
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogTrace(mask, format, argptr);
+    va_end(argptr);
+  }
+#endif // wxUSE_UNICODE_UTF8
+
+// deprecated (but not declared as such because we don't want to complicate
+// DECLARE_LOG_FUNCTION macros even more) overloads for wxTraceMask
+#if WXWIN_COMPATIBILITY_2_8
+  void wxVLogTrace(wxTraceMask mask, const wxString& format, va_list argptr)

   {
     // 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.
   {
     // 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);
+    if ( wxLog::IsEnabled() && ((wxLog::GetTraceMask() & mask) == mask) ) {
+      wxLog::OnLog(wxLOG_Trace, wxString::FormatV(format, argptr), time(NULL));
+    }
+  }

 
 

-      va_list argptr;
-      va_start(argptr, szFormat);
-      wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr);
-      va_end(argptr);
+#if !wxUSE_UTF8_LOCALE_ONLY
+  void wxDoLogTraceWchar(wxTraceMask mask, const wxChar *format, ...)
+  {
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogTrace(mask, format, argptr);
+    va_end(argptr);
+  }
+#endif // !wxUSE_UTF8_LOCALE_ONLY

 
 

-      wxLog::OnLog(wxLOG_Trace, s_szBuf, time(NULL));
-    }
+#if wxUSE_UNICODE_UTF8
+  void wxDoLogTraceUtf8(wxTraceMask mask, const char *format, ...)
+  {
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogTrace(mask, format, argptr);
+    va_end(argptr);

   }
   }

+#endif // wxUSE_UNICODE_UTF8

 
 

-#else // release
-  #define IMPLEMENT_LOG_DEBUG_FUNCTION(level)
-#endif
+#endif // WXWIN_COMPATIBILITY_2_8
+
+#ifdef __WATCOMC__
+#if WXWIN_COMPATIBILITY_2_8
+  // workaround for http://bugzilla.openwatcom.org/show_bug.cgi?id=351
+  void wxDoLogTraceWchar(int mask, const wxChar *format, ...)
+  {
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogTrace(mask, format, argptr);
+    va_end(argptr);
+  }
+#endif // WXWIN_COMPATIBILITY_2_8
+
+  void wxDoLogTraceWchar(const char *mask, const wxChar *format, ...)
+  {
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogTrace(mask, format, argptr);
+    va_end(argptr);
+  }
+
+  void wxDoLogTraceWchar(const wchar_t *mask, const wxChar *format, ...)
+  {
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogTrace(mask, format, argptr);
+    va_end(argptr);
+  }
+
+#if WXWIN_COMPATIBILITY_2_8
+  void wxVLogTrace(int mask, const wxString& format, va_list argptr)
+    { wxVLogTrace((wxTraceMask)mask, format, argptr); }
+#endif // WXWIN_COMPATIBILITY_2_8
+  void wxVLogTrace(const char *mask, const wxString& format, va_list argptr)
+    { wxVLogTrace(wxString(mask), format, argptr); }
+  void wxVLogTrace(const wchar_t *mask, const wxString& format, va_list argptr)
+    { wxVLogTrace(wxString(mask), format, argptr); }
+#endif // __WATCOMC__
+#endif // wxUSE_LOG_TRACE

 
 

-IMPLEMENT_LOG_DEBUG_FUNCTION(Debug)
-IMPLEMENT_LOG_DEBUG_FUNCTION(Trace)

 
 // wxLogSysError: one uses the last error code, for other  you must give it
 // explicitly
 
 
 // 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, WXSIZEOF(s_szBuf) - wxStrlen(s_szBuf));
+    return wxString::Format(_(" (error %ld: %s)"), err, wxSysErrorMsg(err));
+}

 
 

-    wxLog::OnLog(wxLOG_Error, s_szBuf, time(NULL));
+void WXDLLIMPEXP_BASE wxVLogSysError(const wxString& format, va_list argptr)
+{
+    wxVLogSysError(wxSysErrorCode(), format, argptr);

 }
 
 }
 

-void WXDLLEXPORT wxLogSysError(const wxChar *szFormat, ...)
+#if !wxUSE_UTF8_LOCALE_ONLY
+void WXDLLIMPEXP_BASE wxDoLogSysErrorWchar(const wxChar *format, ...)

 {
 {

-    if ( IsLoggingEnabled() ) {
-        wxCRIT_SECT_LOCKER(locker, gs_csLogBuf);
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogSysError(format, argptr);
+    va_end(argptr);
+}
+#endif // !wxUSE_UTF8_LOCALE_ONLY

 
 

-        va_list argptr;
-        va_start(argptr, szFormat);
-        wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr);
-        va_end(argptr);
+#if wxUSE_UNICODE_UTF8
+void WXDLLIMPEXP_BASE wxDoLogSysErrorUtf8(const char *format, ...)
+{
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogSysError(format, argptr);
+    va_end(argptr);
+}
+#endif // wxUSE_UNICODE_UTF8

 
 

-        wxLogSysErrorHelper(wxSysErrorCode());
+void WXDLLIMPEXP_BASE wxVLogSysError(long err, const wxString& format, va_list argptr)
+{
+    if ( wxLog::IsEnabled() ) {
+        wxLog::OnLog(wxLOG_Error,
+                     wxString::FormatV(format, argptr) + wxLogSysErrorHelper(err),
+                     time(NULL));

     }
 }
 
     }
 }
 

-void WXDLLEXPORT wxLogSysError(long lErrCode, const wxChar *szFormat, ...)
+#if !wxUSE_UTF8_LOCALE_ONLY
+void WXDLLIMPEXP_BASE wxDoLogSysErrorWchar(long lErrCode, const wxChar *format, ...)

 {
 {

-    if ( IsLoggingEnabled() ) {
-        wxCRIT_SECT_LOCKER(locker, gs_csLogBuf);
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogSysError(lErrCode, format, argptr);
+    va_end(argptr);
+}
+#endif // !wxUSE_UTF8_LOCALE_ONLY

 
 

-        va_list argptr;
-        va_start(argptr, szFormat);
-        wxVsnprintf(s_szBuf, WXSIZEOF(s_szBuf), szFormat, argptr);
-        va_end(argptr);
+#if wxUSE_UNICODE_UTF8
+void WXDLLIMPEXP_BASE wxDoLogSysErrorUtf8(long lErrCode, const char *format, ...)
+{
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogSysError(lErrCode, format, argptr);
+    va_end(argptr);
+}
+#endif // wxUSE_UNICODE_UTF8

 
 

-        wxLogSysErrorHelper(lErrCode);
-    }
+#ifdef __WATCOMC__
+// workaround for http://bugzilla.openwatcom.org/show_bug.cgi?id=351
+void WXDLLIMPEXP_BASE wxDoLogSysErrorWchar(unsigned long lErrCode, const wxChar *format, ...)
+{
+    va_list argptr;
+    va_start(argptr, format);
+    wxVLogSysError(lErrCode, format, argptr);
+    va_end(argptr);

 }
 
 }
 

+void WXDLLIMPEXP_BASE wxVLogSysError(unsigned long err, const wxString& format, va_list argptr)
+    { wxVLogSysError((long)err, format, argptr); }
+#endif // __WATCOMC__
+

 // ----------------------------------------------------------------------------
 // wxLog class implementation
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // wxLog class implementation
 // ----------------------------------------------------------------------------
 

-wxLog::wxLog()
+unsigned wxLog::LogLastRepeatIfNeeded()
+{
+    wxCRIT_SECT_LOCKER(lock, GetPreviousLogCS());
+
+    return LogLastRepeatIfNeededUnlocked();
+}
+
+unsigned wxLog::LogLastRepeatIfNeededUnlocked()
+{
+    const unsigned count = ms_prevCounter;
+
+    if ( ms_prevCounter )
+    {
+        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(wxS("The previous message was repeated %lu times."),
+                   ms_prevCounter);
+#endif
+        ms_prevCounter = 0;
+        ms_prevString.clear();
+        DoLog(ms_prevLevel, msg, ms_prevTimeStamp);
+    }
+
+    return count;
+}
+
+wxLog::~wxLog()
+{
+    // Flush() must be called before destroying the object as otherwise some
+    // messages could be lost
+    if ( ms_prevCounter )
+    {
+        wxMessageOutputDebug().Printf
+        (
+            wxS("Last repeated message (\"%s\", %lu times) wasn't output"),
+            ms_prevString,
+            ms_prevCounter
+        );
+    }
+}
+
+/* static */
+void wxLog::OnLog(wxLogLevel level, const wxString& szString, time_t t)

 {
 {

-    m_bHasMessages = FALSE;
+    if ( IsEnabled() && ms_logLevel >= level )
+    {
+        wxLog *pLogger = GetActiveTarget();
+        if ( pLogger )
+        {
+            if ( GetRepetitionCounting() )
+            {
+                wxCRIT_SECT_LOCKER(lock, GetPreviousLogCS());
+
+                if ( szString == ms_prevString )
+                {
+                    ms_prevCounter++;
+
+                    // nothing else to do, in particular, don't log the
+                    // repeated message
+                    return;
+                }
+
+                pLogger->LogLastRepeatIfNeededUnlocked();
+
+                // reset repetition counter for a new message
+                ms_prevString = szString;
+                ms_prevLevel = level;
+                ms_prevTimeStamp = t;
+            }
+
+            pLogger->DoLog(level, szString, t);
+        }
+    }

 }
 
 }
 

+// deprecated function
+#if WXWIN_COMPATIBILITY_2_6
+
+wxChar *wxLog::SetLogBuffer(wxChar * WXUNUSED(buf), size_t WXUNUSED(size))
+{
+    return NULL;
+}
+
+#endif // WXWIN_COMPATIBILITY_2_6
+
+#if WXWIN_COMPATIBILITY_2_8
+
+void wxLog::DoLog(wxLogLevel WXUNUSED(level),
+                  const char *WXUNUSED(szString),
+                  time_t WXUNUSED(t))
+{
+}
+
+void wxLog::DoLog(wxLogLevel WXUNUSED(level),
+                  const wchar_t *WXUNUSED(wzString),
+                  time_t WXUNUSED(t))
+{
+}
+
+#endif // WXWIN_COMPATIBILITY_2_8
+

 wxLog *wxLog::GetActiveTarget()
 {
     if ( ms_bAutoCreate && ms_pLogger == NULL ) {
         // prevent infinite recursion if someone calls wxLogXXX() from
         // wxApp::CreateLogTarget()
 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 ) {
         if ( !s_bInGetActiveTarget ) {

-            s_bInGetActiveTarget = TRUE;
+            s_bInGetActiveTarget = true;

 
             // ask the application to create a log target for us
             if ( wxTheApp != NULL )
 
             // ask the application to create a log target for us
             if ( wxTheApp != NULL )

-                ms_pLogger = wxTheApp->CreateLogTarget();
+                ms_pLogger = wxTheApp->GetTraits()->CreateLogTarget();

             else
                 ms_pLogger = new wxLogStderr;
 
             else
                 ms_pLogger = new wxLogStderr;
 

-            s_bInGetActiveTarget = FALSE;
+            s_bInGetActiveTarget = false;

 
             // do nothing if it fails - what can we do?
         }
 
             // do nothing if it fails - what can we do?
         }


@@ -321,7 +628,7 @@ wxLog *wxLog::SetActiveTarget(wxLog *pLogger)
 
 void wxLog::DontCreateOnDemand()
 {
 
 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
 
     // 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


@@ -329,48 +636,80 @@ void wxLog::DontCreateOnDemand()
     ClearTraceMasks();
 }
 
     ClearTraceMasks();
 }
 

+void wxLog::DoCreateOnDemand()
+{
+    ms_bAutoCreate = true;
+}
+
+void wxLog::AddTraceMask(const wxString& str)
+{
+    wxCRIT_SECT_LOCKER(lock, GetTraceMaskCS());
+
+    ms_aTraceMasks.push_back(str);
+}
+

 void wxLog::RemoveTraceMask(const wxString& str)
 {
 void wxLog::RemoveTraceMask(const wxString& str)
 {

+    wxCRIT_SECT_LOCKER(lock, GetTraceMaskCS());
+

     int index = ms_aTraceMasks.Index(str);
     if ( index != wxNOT_FOUND )
     int index = ms_aTraceMasks.Index(str);
     if ( index != wxNOT_FOUND )

-        ms_aTraceMasks.Remove((size_t)index);
+        ms_aTraceMasks.RemoveAt((size_t)index);

 }
 
 void wxLog::ClearTraceMasks()
 {
 }
 
 void wxLog::ClearTraceMasks()
 {

+    wxCRIT_SECT_LOCKER(lock, GetTraceMaskCS());
+

     ms_aTraceMasks.Clear();
 }
 
 void wxLog::TimeStamp(wxString *str)
 {
     ms_aTraceMasks.Clear();
 }
 
 void wxLog::TimeStamp(wxString *str)
 {

-    if ( ms_timestamp )
+#if wxUSE_DATETIME
+    if ( !ms_timestamp.empty() )

     {
         wxChar buf[256];
         time_t timeNow;
         (void)time(&timeNow);
     {
         wxChar buf[256];
         time_t timeNow;
         (void)time(&timeNow);

-        wxStrftime(buf, WXSIZEOF(buf), ms_timestamp, localtime(&timeNow));
+
+        struct tm tm;
+        wxStrftime(buf, WXSIZEOF(buf),
+                    ms_timestamp, wxLocaltime_r(&timeNow, &tm));

 
         str->Empty();
 
         str->Empty();

-        *str << buf << wxT(": ");
+        *str << buf << wxS(": ");

     }
     }

+#endif // wxUSE_DATETIME

 }
 
 }
 

-void wxLog::DoLog(wxLogLevel level, const wxChar *szString, time_t t)
+void wxLog::DoLog(wxLogLevel level, const wxString& szString, time_t t)

 {
 {

+#if WXWIN_COMPATIBILITY_2_8
+    // DoLog() signature changed since 2.8, so we call the old versions here
+    // so that existing custom log classes still work:
+    DoLog(level, (const char*)szString.mb_str(), t);
+    DoLog(level, (const wchar_t*)szString.wc_str(), t);
+#endif
+

     switch ( level ) {
         case wxLOG_FatalError:
     switch ( level ) {
         case wxLOG_FatalError:

-            DoLogString(wxString(_("Fatal error: ")) + szString, t);
-            DoLogString(_("Program aborted."), t);
+            LogString(_("Fatal error: ") + szString, t);
+            LogString(_("Program aborted."), t);

             Flush();
             Flush();

+#ifdef __WXWINCE__
+            ExitThread(3);
+#else

             abort();
             abort();

+#endif

             break;
 
         case wxLOG_Error:
             break;
 
         case wxLOG_Error:

-            DoLogString(wxString(_("Error: ")) + szString, t);
+            LogString(_("Error: ") + szString, t);

             break;
 
         case wxLOG_Warning:
             break;
 
         case wxLOG_Warning:

-            DoLogString(wxString(_("Warning: ")) + szString, t);
+            LogString(_("Warning: ") + szString, t);

             break;
 
         case wxLOG_Info:
             break;
 
         case wxLOG_Info:


@@ -378,174 +717,160 @@ void wxLog::DoLog(wxLogLevel level, const wxChar *szString, time_t t)
         case wxLOG_Message:
         case wxLOG_Status:
         default:    // log unknown log levels too
         case wxLOG_Message:
         case wxLOG_Status:
         default:    // log unknown log levels too

-                DoLogString(szString, t);
+                LogString(szString, t);

             break;
 
             break;
 

+#if wxUSE_LOG_DEBUG || wxUSE_LOG_TRACE
+#if wxUSE_LOG_TRACE

         case wxLOG_Trace:
         case wxLOG_Trace:

+#endif
+#if wxUSE_LOG_DEBUG

         case wxLOG_Debug:
         case wxLOG_Debug:

-#ifdef __WXDEBUG__
+#endif

             {
             {

-                wxString msg = level == wxLOG_Trace ? wxT("Trace: ")
-                                                    : wxT("Debug: ");
-                msg << szString;
-                DoLogString(msg, t);
+                wxString str;
+
+                // don't prepend "debug/trace" prefix under MSW as it goes to
+                // the debug window anyhow and don't add time stamp neither as
+                // debug output viewers under Windows typically add it
+                // themselves anyhow
+                #ifndef __WXMSW__
+                    TimeStamp(&str);
+
+                    str += level == wxLOG_Trace ? wxT("Trace: ")
+                                                : wxT("Debug: ");
+                #endif // !__WXMSW__
+
+                str += szString;
+                wxMessageOutputDebug().Output(str);

             }
             }

-#endif // Debug

             break;
             break;

+#endif // wxUSE_LOG_DEBUG || wxUSE_LOG_TRACE

     }
 }
 
     }
 }
 

-void wxLog::DoLogString(const wxChar *WXUNUSED(szString), time_t WXUNUSED(t))
+void wxLog::DoLogString(const wxString& szString, time_t t)

 {
 {

-    wxFAIL_MSG(wxT("DoLogString must be overriden if it's called."));
+#if WXWIN_COMPATIBILITY_2_8
+    // DoLogString() signature changed since 2.8, so we call the old versions
+    // here so that existing custom log classes still work; unfortunately this
+    // also means that we can't have the wxFAIL_MSG below in compat mode
+    DoLogString((const char*)szString.mb_str(), t);
+    DoLogString((const wchar_t*)szString.wc_str(), t);
+#else
+    wxFAIL_MSG(wxS("DoLogString must be overriden if it's called."));
+    wxUnusedVar(szString);
+    wxUnusedVar(t);
+#endif

 }
 
 void wxLog::Flush()
 {
 }
 
 void wxLog::Flush()
 {

-    // remember that we don't have any more messages to show
-    m_bHasMessages = FALSE;
+    LogLastRepeatIfNeeded();
+}
+
+/*static*/ bool wxLog::IsAllowedTraceMask(const wxString& mask)
+{
+    wxCRIT_SECT_LOCKER(lock, GetTraceMaskCS());
+
+    for ( wxArrayString::iterator it = ms_aTraceMasks.begin(),
+                                  en = ms_aTraceMasks.end();
+         it != en; ++it )
+    {
+        if ( *it == mask)
+            return true;
+    }
+
+    return false;

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------

-// wxLogStderr class implementation
+// wxLogBuffer implementation

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-wxLogStderr::wxLogStderr(FILE *fp)
+void wxLogBuffer::Flush()

 {
 {

-    if ( fp == NULL )
-        m_fp = stderr;
-    else
-        m_fp = fp;
+    if ( !m_str.empty() )
+    {
+        wxMessageOutputBest out;
+        out.Printf(wxS("%s"), m_str.c_str());
+        m_str.clear();
+    }

 }
 
 }
 

-#if defined(__WXMAC__) && !defined(__DARWIN__)
-#define kDebuggerSignature        'MWDB'
+#if wxUSE_LOG_DEBUG || wxUSE_LOG_TRACE

 
 

-static Boolean FindProcessBySignature(OSType signature, ProcessInfoRec* info)
+void wxLogBuffer::DoLog(wxLogLevel level, const wxString& szString, time_t t)

 {
 {

-    OSErr err;
-    ProcessSerialNumber psn;
-    Boolean found = false;
-    psn.highLongOfPSN = 0;
-    psn.lowLongOfPSN = kNoProcess;
-
-    if (!info) return false;
+    // 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
+    bool showImmediately = false;
+#if wxUSE_LOG_TRACE
+    if ( level == wxLOG_Trace )
+        showImmediately = true;
+#endif
+#if wxUSE_LOG_DEBUG
+    if ( level == wxLOG_Debug )
+        showImmediately = true;
+#endif

 
 

-    info->processInfoLength = sizeof(ProcessInfoRec);
-    info->processName = NULL;
-    info->processAppSpec = NULL;
+    if ( showImmediately )
+    {
+        wxString str;
+        TimeStamp(&str);
+        str += szString;

 
 

-    err = noErr;
-    while (!found && err == noErr)
+        wxMessageOutputDebug dbgout;
+        dbgout.Printf(wxS("%s\n"), str.c_str());
+    }
+    else

     {
     {

-        err = GetNextProcess(&psn);
-        if (err == noErr)
-        {
-            err = GetProcessInformation(&psn, info);
-            found = err == noErr && info->processSignature == signature;
-        }
+        wxLog::DoLog(level, szString, t);

     }
     }

-    return found;

 }
 
 }
 

-pascal Boolean MWDebuggerIsRunning(void)
-{
-    ProcessInfoRec info;
-    return FindProcessBySignature(kDebuggerSignature, &info);
-}
+#endif // wxUSE_LOG_DEBUG || wxUSE_LOG_TRACE

 
 

-pascal OSErr AmIBeingMWDebugged(Boolean* result)
+void wxLogBuffer::DoLogString(const wxString& szString, time_t WXUNUSED(t))

 {
 {

-    OSErr err;
-    ProcessSerialNumber psn;
-    OSType sig = kDebuggerSignature;
-    AppleEvent    theAE = {typeNull, NULL};
-    AppleEvent    theReply = {typeNull, NULL};
-    AEAddressDesc addr  = {typeNull, NULL};
-    DescType actualType;
-    Size actualSize;
-
-    if (!result) return paramErr;
-
-    err = AECreateDesc(typeApplSignature, &sig, sizeof(sig), &addr);
-    if (err != noErr) goto exit;
-
-    err = AECreateAppleEvent(kDebuggerSignature, 'Dbg?', &addr,
-                kAutoGenerateReturnID, kAnyTransactionID, &theAE);
-    if (err != noErr) goto exit;
-
-    GetCurrentProcess(&psn);
-    err = AEPutParamPtr(&theAE, keyDirectObject, typeProcessSerialNumber,
-            &psn, sizeof(psn));
-    if (err != noErr) goto exit;
-
-    err = AESend(&theAE, &theReply, kAEWaitReply, kAENormalPriority,
-                    kAEDefaultTimeout, NULL, NULL);
-    if (err != noErr) goto exit;
-
-    err = AEGetParamPtr(&theReply, keyAEResult, typeBoolean, &actualType, result,
-                sizeof(Boolean), &actualSize);
+    m_str << szString << wxS("\n");
+}

 
 

-exit:
-    if (addr.dataHandle)
-        AEDisposeDesc(&addr);
-    if (theAE.dataHandle)
-        AEDisposeDesc(&theAE);
-    if (theReply.dataHandle)
-        AEDisposeDesc(&theReply);
+// ----------------------------------------------------------------------------
+// wxLogStderr class implementation
+// ----------------------------------------------------------------------------

 
 

-    return err;
+wxLogStderr::wxLogStderr(FILE *fp)
+{
+    if ( fp == NULL )
+        m_fp = stderr;
+    else
+        m_fp = fp;

 }
 }

-#endif

 
 

-void wxLogStderr::DoLogString(const wxChar *szString, time_t WXUNUSED(t))
+void wxLogStderr::DoLogString(const wxString& szString, time_t WXUNUSED(t))

 {
     wxString str;
     TimeStamp(&str);
     str << szString;
 
 {
     wxString str;
     TimeStamp(&str);
     str << szString;
 

-    fputs(str.mb_str(), m_fp);
-    fputc(_T('\n'), m_fp);
+    wxFputs(str, m_fp);
+    wxFputc(wxS('\n'), m_fp);

     fflush(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 ) ;
-#if __WXDEBUG__
-    Boolean running = false ;
-
-/*
-    if ( MWDebuggerIsRunning() )
-    {
-        AmIBeingMWDebugged( &running ) ;
-    }
-*/
-    if (running)
-    {
-#ifdef __powerc
-        DebugStr(pstr);
-#else
-        SysBreakStr(pstr);
-#endif
-    }
-    else
-#endif
+    // under GUI systems such as Windows or Mac, programs usually don't have
+    // stderr at all, so show the messages also somewhere else, typically in
+    // the debugger window so that they go at least somewhere instead of being
+    // simply lost
+    if ( m_fp == stderr )

     {
     {

-#ifdef __powerc
-        DebugStr(pstr);
-#else
-        DebugStr(pstr);
-#endif
+        wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL;
+        if ( traits && !traits->HasStderr() )
+        {
+            wxMessageOutputDebug dbgout;
+            dbgout.Printf(wxS("%s\n"), str.c_str());
+        }

     }
     }

-#endif // Mac

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -553,6 +878,7 @@ void wxLogStderr::DoLogString(const wxChar *szString, time_t WXUNUSED(t))
 // ----------------------------------------------------------------------------
 
 #if wxUSE_STD_IOSTREAM
 // ----------------------------------------------------------------------------
 
 #if wxUSE_STD_IOSTREAM

+#include "wx/ioswrap.h"

 wxLogStream::wxLogStream(wxSTD ostream *ostr)
 {
     if ( ostr == NULL )
 wxLogStream::wxLogStream(wxSTD ostream *ostr)
 {
     if ( ostr == NULL )


@@ -561,11 +887,11 @@ wxLogStream::wxLogStream(wxSTD ostream *ostr)
         m_ostr = ostr;
 }
 
         m_ostr = ostr;
 }
 

-void wxLogStream::DoLogString(const wxChar *szString, time_t WXUNUSED(t))
+void wxLogStream::DoLogString(const wxString& szString, time_t WXUNUSED(t))

 {
 {

-    wxString str;
-    TimeStamp(&str);
-    (*m_ostr) << str << wxConvertWX2MB(szString) << wxSTD endl;
+    wxString stamp;
+    TimeStamp(&stamp);
+    (*m_ostr) << stamp << szString << wxSTD endl;

 }
 #endif // wxUSE_STD_IOSTREAM
 
 }
 #endif // wxUSE_STD_IOSTREAM
 


@@ -575,16 +901,24 @@ void wxLogStream::DoLogString(const wxChar *szString, time_t WXUNUSED(t))
 
 wxLogChain::wxLogChain(wxLog *logger)
 {
 
 wxLogChain::wxLogChain(wxLog *logger)
 {

+    m_bPassMessages = true;
+

     m_logNew = logger;
     m_logOld = wxLog::SetActiveTarget(this);
 }
 
     m_logNew = logger;
     m_logOld = wxLog::SetActiveTarget(this);
 }
 

-void wxLogChain::SetLog(wxLog *logger)
+wxLogChain::~wxLogChain()

 {
 {

+    delete m_logOld;
+

     if ( m_logNew != this )
         delete m_logNew;
     if ( m_logNew != this )
         delete m_logNew;

+}

 
 

-    wxLog::SetActiveTarget(logger);
+void wxLogChain::SetLog(wxLog *logger)
+{
+    if ( m_logNew != this )
+        delete m_logNew;

 
     m_logNew = logger;
 }
 
     m_logNew = logger;
 }


@@ -594,39 +928,44 @@ void wxLogChain::Flush()
     if ( m_logOld )
         m_logOld->Flush();
 
     if ( m_logOld )
         m_logOld->Flush();
 

-    // be careful to avoid inifinite recursion
+    // be careful to avoid infinite recursion

     if ( m_logNew && m_logNew != this )
         m_logNew->Flush();
 }
 
     if ( m_logNew && m_logNew != this )
         m_logNew->Flush();
 }
 

-void wxLogChain::DoLog(wxLogLevel level, const wxChar *szString, time_t t)
+void wxLogChain::DoLog(wxLogLevel level, const wxString& szString, time_t t)

 {
     // let the previous logger show it
     if ( m_logOld && IsPassingMessages() )
 {
     // let the previous logger show it
     if ( m_logOld && IsPassingMessages() )

-    {
-        // bogus cast just to access protected DoLog
-        ((wxLogChain *)m_logOld)->DoLog(level, szString, t);
-    }
+        m_logOld->Log(level, szString, t);

 
 

+    // and also send it to the new one

     if ( m_logNew && m_logNew != this )
     if ( m_logNew && m_logNew != this )

-    {
-        // as above...
-        ((wxLogChain *)m_logNew)->DoLog(level, szString, t);
-    }
+        m_logNew->Log(level, szString, t);

 }
 
 }
 

-// ----------------------------------------------------------------------------
-// wxLogPassThrough
-// ----------------------------------------------------------------------------
-

 #ifdef __VISUALC__
     // "'this' : used in base member initializer list" - so what?
     #pragma warning(disable:4355)
 #endif // VC++
 
 #ifdef __VISUALC__
     // "'this' : used in base member initializer list" - so what?
     #pragma warning(disable:4355)
 #endif // VC++
 

-wxLogPassThrough::wxLogPassThrough()
+// ----------------------------------------------------------------------------
+// wxLogInterposer
+// ----------------------------------------------------------------------------
+
+wxLogInterposer::wxLogInterposer()
+                : wxLogChain(this)
+{
+}
+
+// ----------------------------------------------------------------------------
+// wxLogInterposerTemp
+// ----------------------------------------------------------------------------
+
+wxLogInterposerTemp::wxLogInterposerTemp()

                 : wxLogChain(this)
 {
                 : wxLogChain(this)
 {

+    DetachOldLog();

 }
 
 #ifdef __VISUALC__
 }
 
 #ifdef __VISUALC__


@@ -641,20 +980,27 @@ wxLogPassThrough::wxLogPassThrough()
 // static variables
 // ----------------------------------------------------------------------------
 
 // static variables
 // ----------------------------------------------------------------------------
 

-wxLog          *wxLog::ms_pLogger      = (wxLog *)NULL;
-bool            wxLog::ms_doLog        = TRUE;
-bool            wxLog::ms_bAutoCreate  = TRUE;
-bool            wxLog::ms_bVerbose     = FALSE;
+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      = NULL;
+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

 
 size_t          wxLog::ms_suspendCount = 0;
 
 
 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
+wxString        wxLog::ms_timestamp(wxS("%X"));  // time only, no date

 
 

+#if WXWIN_COMPATIBILITY_2_8

 wxTraceMask     wxLog::ms_ulTraceMask  = (wxTraceMask)0;
 wxTraceMask     wxLog::ms_ulTraceMask  = (wxTraceMask)0;

+#endif // wxDEBUG_LEVEL
+

 wxArrayString   wxLog::ms_aTraceMasks;
 
 // ----------------------------------------------------------------------------
 wxArrayString   wxLog::ms_aTraceMasks;
 
 // ----------------------------------------------------------------------------


@@ -702,12 +1048,7 @@ static void wxLogWrap(FILE *f, const char *pszPrefix, const char *psz)
 unsigned long wxSysErrorCode()
 {
 #if defined(__WXMSW__) && !defined(__WXMICROWIN__)
 unsigned long wxSysErrorCode()
 {
 #if defined(__WXMSW__) && !defined(__WXMICROWIN__)

-#ifdef  __WIN32__

     return ::GetLastError();
     return ::GetLastError();

-#else   //WIN16
-    // TODO what to do on Windows 3.1?
-    return 0;
-#endif  //WIN16/32

 #else   //Unix
     return errno;
 #endif  //Win/Unix
 #else   //Unix
     return errno;
 #endif  //Win/Unix


@@ -720,48 +1061,63 @@ const wxChar *wxSysErrorMsg(unsigned long nErrCode)
         nErrCode = wxSysErrorCode();
 
 #if defined(__WXMSW__) && !defined(__WXMICROWIN__)
         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;
 
     // 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,
             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, wxS("unknown error %lx"), nErrCode);
+        return s_szBuf;
+    }
+

 
     // copy it to our buffer and free memory
 
     // copy it to our buffer and free memory

+    // Crashes on SmartPhone (FIXME)
+#if !defined(__SMARTPHONE__) /* of WinCE */

     if( lpMsgBuf != 0 )
     if( lpMsgBuf != 0 )

-        wxStrncpy(s_szBuf, (const wxChar *)lpMsgBuf, WXSIZEOF(s_szBuf) - 1);
+    {
+        wxStrlcpy(s_szBuf, (const wxChar *)lpMsgBuf, WXSIZEOF(s_szBuf));
+
+        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] == wxS('\r') )
+                s_szBuf[len - 2] = wxS('\0');
+        }
+    }

     else
     else

-        s_szBuf[0] = wxT('\0');
-    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');
+#endif // !__SMARTPHONE__
+    {
+        s_szBuf[0] = wxS('\0');

     }
 
     return s_szBuf;
     }
 
     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
+#endif // wxUSE_LOG