Update version to 2.9.4 in version.bkl too and rebake everything.

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

diff --git a/src/common/memory.cpp b/src/common/memory.cpp
index 902a88a2f23eefe2fe486cd92a9aff9216ea1eb1..4253bae38e30f15a1e2859354ead452208d8708c 100644 (file)
--- a/src/common/memory.cpp
+++ b/src/common/memory.cpp
@@ -1,73 +1,57 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

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

 // Purpose:     Memory checking implementation
 // Author:      Arthur Seaton, Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Purpose:     Memory checking implementation
 // Author:      Arthur Seaton, Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$

-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:     wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "memory.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
 

-#ifndef WX_PRECOMP
-#include "wx/defs.h"
-#endif
+#if wxUSE_MEMORY_TRACING || wxUSE_DEBUG_CONTEXT

 
 

-#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
+#include "wx/memory.h"

 
 

-#ifdef __GNUG__
-// #pragma implementation
+#ifndef WX_PRECOMP
+    #ifdef __WXMSW__
+        #include "wx/msw/wrapwin.h"
+    #endif
+    #include "wx/utils.h"
+    #include "wx/app.h"
+    #include "wx/hash.h"
+    #include "wx/log.h"

 #endif
 
 #endif
 

-#ifndef WX_PRECOMP
-#include "wx/utils.h"
-#include "wx/app.h"
+#if wxUSE_THREADS
+    #include "wx/thread.h"

 #endif
 
 #endif
 

-#include "wx/log.h"

 #include <stdlib.h>
 
 #include "wx/ioswrap.h"
 
 #include <stdlib.h>
 
 #include "wx/ioswrap.h"
 

-#if wxUSE_IOSTREAMH
-    #include <fstream.h>
-#else
-    #include <fstream>
-#endif
-

 #if !defined(__WATCOMC__) && !(defined(__VMS__) && ( __VMS_VER < 70000000 ) )\
 #if !defined(__WATCOMC__) && !(defined(__VMS__) && ( __VMS_VER < 70000000 ) )\

-     && !defined( __MWERKS__ ) && !defined(__SALFORDC__)
+     && !defined( __MWERKS__ )

 #include <memory.h>
 #endif
 
 #include <stdarg.h>
 #include <string.h>
 
 #include <memory.h>
 #endif
 
 #include <stdarg.h>
 #include <string.h>
 

-#ifdef __WXMSW__
-#include <windows.h>
-
-#ifdef GetClassInfo
-#undef GetClassInfo
-#endif
-
-#ifdef GetClassName
-#undef GetClassName
-#endif
-
+#if wxUSE_THREADS
+#define USE_THREADSAFE_MEMORY_ALLOCATION 1
+#else
+#define USE_THREADSAFE_MEMORY_ALLOCATION 0

 #endif
 
 #endif
 

-#include "wx/memory.h"

 
 #ifdef new
 #undef new
 
 #ifdef new
 #undef new


@@ -111,10 +95,8 @@
 */
 void wxMemStruct::ErrorMsg (const char * mesg)
 {
 */
 void wxMemStruct::ErrorMsg (const char * mesg)
 {

-  wxLogMessage(wxT("wxWindows memory checking error: %s"), mesg);
+  wxLogMessage(wxT("wxWidgets memory checking error: %s"), mesg);

   PrintNode ();
   PrintNode ();

-
-//         << m_fileName << ' ' << m_lineNum << endl;

 }
 
 /*
 }
 
 /*


@@ -122,10 +104,8 @@ void wxMemStruct::ErrorMsg (const char * mesg)
 */
 void wxMemStruct::ErrorMsg ()
 {
 */
 void wxMemStruct::ErrorMsg ()
 {

-  wxLogMessage(wxT("wxWindows over/underwrite memory error:"));
+  wxLogMessage(wxT("wxWidgets over/underwrite memory error:"));

   PrintNode ();
   PrintNode ();

-
-//    cerr << m_fileName << ' ' << m_lineNum << endl;

 }
 
 
 }
 
 


@@ -138,8 +118,9 @@ void wxMemStruct::ErrorMsg ()
 */
 int wxMemStruct::AssertList ()
 {
 */
 int wxMemStruct::AssertList ()
 {

-    if (wxDebugContext::GetHead () != 0 && ! (wxDebugContext::GetHead ())->AssertIt () ||
-        wxDebugContext::GetTail () != 0 && ! wxDebugContext::GetTail ()->AssertIt ()) {
+    if ((wxDebugContext::GetHead() && !wxDebugContext::GetHead()->AssertIt()) ||
+        (wxDebugContext::GetTail() && !wxDebugContext::GetTail()->AssertIt()))
+    {

         ErrorMsg ("Head or tail pointers trashed");
         return 0;
     }
         ErrorMsg ("Head or tail pointers trashed");
         return 0;
     }


@@ -330,7 +311,7 @@ void wxMemStruct::PrintNode ()
 
     // Let's put this in standard form so IDEs can load the file at the appropriate
     // line
 
     // Let's put this in standard form so IDEs can load the file at the appropriate
     // line

-    wxString msg(wxT(""));
+    wxString msg;

 
     if (m_fileName)
       msg.Printf(wxT("%s(%d): "), m_fileName, (int)m_lineNum);
 
     if (m_fileName)
       msg.Printf(wxT("%s(%d): "), m_fileName, (int)m_lineNum);


@@ -341,20 +322,20 @@ void wxMemStruct::PrintNode ()
       msg += wxT("object");
 
     wxString msg2;
       msg += wxT("object");
 
     wxString msg2;

-    msg2.Printf(wxT(" at $%lX, size %d"), (long)GetActualData(), (int)RequestSize());
+    msg2.Printf(wxT(" at 0x%lX, size %d"), (long)GetActualData(), (int)RequestSize());

     msg += msg2;
 
     wxLogMessage(msg);
   }
   else
   {
     msg += msg2;
 
     wxLogMessage(msg);
   }
   else
   {

-    wxString msg("");
+    wxString msg;

 
     if (m_fileName)
       msg.Printf(wxT("%s(%d): "), m_fileName, (int)m_lineNum);
     msg += wxT("non-object data");
     wxString msg2;
 
     if (m_fileName)
       msg.Printf(wxT("%s(%d): "), m_fileName, (int)m_lineNum);
     msg += wxT("non-object data");
     wxString msg2;

-    msg2.Printf(wxT(" at $%lX, size %d\n"), (long)GetActualData(), (int)RequestSize());
+    msg2.Printf(wxT(" at 0x%lX, size %d\n"), (long)GetActualData(), (int)RequestSize());

     msg += msg2;
 
     wxLogMessage(msg);
     msg += msg2;
 
     wxLogMessage(msg);


@@ -369,7 +350,7 @@ void wxMemStruct::Dump ()
   {
     wxObject *obj = (wxObject *)m_actualData;
 
   {
     wxObject *obj = (wxObject *)m_actualData;
 

-    wxString msg(wxT(""));
+    wxString msg;

     if (m_fileName)
       msg.Printf(wxT("%s(%d): "), m_fileName, (int)m_lineNum);
 
     if (m_fileName)
       msg.Printf(wxT("%s(%d): "), m_fileName, (int)m_lineNum);
 


@@ -386,22 +367,22 @@ void wxMemStruct::Dump ()
     else
       msg += wxT("unknown object class");
 
     else
       msg += wxT("unknown object class");
 

-    wxString msg2("");
-    msg2.Printf(wxT(" at $%lX, size %d"), (long)GetActualData(), (int)RequestSize());
+    wxString msg2;
+    msg2.Printf(wxT(" at 0x%lX, size %d"), (long)GetActualData(), (int)RequestSize());

     msg += msg2;
 
     msg += msg2;
 

-    wxLogMessage(msg);
+    wxDebugContext::OutputDumpLine(msg.c_str());

   }
   else
   {
   }
   else
   {

-    wxString msg(wxT(""));
+    wxString msg;

     if (m_fileName)
       msg.Printf(wxT("%s(%d): "), m_fileName, (int)m_lineNum);
 
     if (m_fileName)
       msg.Printf(wxT("%s(%d): "), m_fileName, (int)m_lineNum);
 

-    wxString msg2("");
-    msg2.Printf(wxT("non-object data at $%lX, size %d"), (long)GetActualData(), (int)RequestSize() );
+    wxString msg2;
+    msg2.Printf(wxT("non-object data at 0x%lX, size %d"), (long)GetActualData(), (int)RequestSize() );

     msg += msg2;
     msg += msg2;

-    wxLogMessage(msg);
+    wxDebugContext::OutputDumpLine(msg.c_str());

   }
 }
 
   }
 }
 


@@ -461,16 +442,10 @@ int wxMemStruct::ValidateNode ()
 
 wxMemStruct *wxDebugContext::m_head = NULL;
 wxMemStruct *wxDebugContext::m_tail = NULL;
 
 wxMemStruct *wxDebugContext::m_head = NULL;
 wxMemStruct *wxDebugContext::m_tail = NULL;

-// ostream *wxDebugContext::m_debugStream = NULL;
-// streambuf *wxDebugContext::m_streamBuf = NULL;

 
 

-// Must initialise these in wxEntry, and then delete them just before wxEntry exits
-streambuf *wxDebugContext::m_streamBuf = NULL;
-ostream *wxDebugContext::m_debugStream = NULL;
-
-bool wxDebugContext::m_checkPrevious = FALSE;
+bool wxDebugContext::m_checkPrevious = false;

 int wxDebugContext::debugLevel = 1;
 int wxDebugContext::debugLevel = 1;

-bool wxDebugContext::debugOn = TRUE;
+bool wxDebugContext::debugOn = true;

 wxMemStruct *wxDebugContext::checkPoint = NULL;
 
 // For faster alignment calculation
 wxMemStruct *wxDebugContext::checkPoint = NULL;
 
 // For faster alignment calculation


@@ -478,78 +453,17 @@ static wxMarkerType markerCalc[2];
 int wxDebugContext::m_balign = (int)((char *)&markerCalc[1] - (char*)&markerCalc[0]);
 int wxDebugContext::m_balignmask = (int)((char *)&markerCalc[1] - (char*)&markerCalc[0]) - 1;
 
 int wxDebugContext::m_balign = (int)((char *)&markerCalc[1] - (char*)&markerCalc[0]);
 int wxDebugContext::m_balignmask = (int)((char *)&markerCalc[1] - (char*)&markerCalc[0]) - 1;
 

+// Pointer to global function to call at shutdown
+wxShutdownNotifyFunction wxDebugContext::sm_shutdownFn;
+

 wxDebugContext::wxDebugContext(void)
 {
 wxDebugContext::wxDebugContext(void)
 {

-//  m_streamBuf = new wxDebugStreamBuf;
-//  m_debugStream = new ostream(m_streamBuf);

 }
 
 wxDebugContext::~wxDebugContext(void)
 {
 }
 
 wxDebugContext::~wxDebugContext(void)
 {

-  SetStream(NULL, NULL);

 }
 
 }
 

-/*
- * It's bizarre, but with BC++ 4.5, the value of str changes
- * between SetFile and SetStream.
- */
-
-void wxDebugContext::SetStream(ostream *str, streambuf *buf)
-{
-  if (m_debugStream)
-  {
-    m_debugStream->flush();
-    delete m_debugStream;
-  }
-  m_debugStream = NULL;
-
-  // Not allowed in Watcom (~streambuf is protected).
-  // Is this trying to say something significant to us??
-#ifndef __WATCOMC__
-  if (m_streamBuf)
-  {
-    streambuf* oldBuf = m_streamBuf;
-    m_streamBuf = NULL;
-    delete oldBuf;
-  }
-#endif
-  m_streamBuf = buf;
-  m_debugStream = str;
-}
-
-bool wxDebugContext::SetFile(const wxString& file)
-{
-  ofstream *str = new ofstream(file.mb_str());
-
-  if (str->bad())
-  {
-    delete str;
-    return FALSE;
-  }
-  else
-  {
-    SetStream(str);
-    return TRUE;
-  }
-}
-
-bool wxDebugContext::SetStandardError(void)
-{
-    // Obsolete
-#if 0
-#if !defined(_WINDLL)
-  wxDebugStreamBuf *buf = new wxDebugStreamBuf;
-  ostream *stream = new ostream(m_streamBuf);
-  SetStream(stream, buf);
-  return TRUE;
-#else
-  return FALSE;
-#endif
-#endif
-  return FALSE;
-}
-
-

 /*
   Work out the positions of the markers by creating an array of 2 markers
   and comparing the addresses of the 2 elements. Use this number as the
 /*
   Work out the positions of the markers by creating an array of 2 markers
   and comparing the addresses of the 2 elements. Use this number as the


@@ -615,18 +529,13 @@ size_t wxDebugContext::PaddedSize (const size_t size)
 {
     // Added by Terry Farnham <TJRT@pacbell.net> to replace
     // slow GetPadding call.
 {
     // Added by Terry Farnham <TJRT@pacbell.net> to replace
     // slow GetPadding call.

-       int padb;
+    int padb;

 
 

-       padb = size & m_balignmask;
-       if(padb)
-               return(size + m_balign - padb);
-       else
-               return(size);
-
-// Old (slow) code
-#if 0
-    return size + GetPadding (size);
-#endif
+    padb = size & m_balignmask;
+    if(padb)
+        return(size + m_balign - padb);
+    else
+        return(size);

 }
 
 /*
 }
 
 /*


@@ -649,7 +558,8 @@ void wxDebugContext::TraverseList (PmSFV func, wxMemStruct *from)
   if (!from)
     from = wxDebugContext::GetHead ();
 
   if (!from)
     from = wxDebugContext::GetHead ();
 

-  for (wxMemStruct * st = from; st != 0; st = st->m_next)
+  wxMemStruct * st = NULL;
+  for (st = from; st != 0; st = st->m_next)

   {
       void* data = st->GetActualData();
 //      if ((data != (void*)m_debugStream) && (data != (void*) m_streamBuf))
   {
       void* data = st->GetActualData();
 //      if ((data != (void*)m_debugStream) && (data != (void*) m_streamBuf))


@@ -666,48 +576,34 @@ void wxDebugContext::TraverseList (PmSFV func, wxMemStruct *from)
   */
 bool wxDebugContext::PrintList (void)
 {
   */
 bool wxDebugContext::PrintList (void)
 {

-#ifdef __WXDEBUG__
-//  if (!HasStream())
-//    return FALSE;
+  TraverseList ((PmSFV)&wxMemStruct::PrintNode, (checkPoint ? checkPoint->m_next : NULL));

 
 

-  TraverseList ((PmSFV)&wxMemStruct::PrintNode, (checkPoint ? checkPoint->m_next : (wxMemStruct*)NULL));
-
-  return TRUE;
-#else
-  return FALSE;
-#endif
+  return true;

 }
 
 bool wxDebugContext::Dump(void)
 {
 }
 
 bool wxDebugContext::Dump(void)
 {

-#ifdef __WXDEBUG__
-//  if (!HasStream())
-//    return FALSE;
-
-//  if (TRUE)

   {
   {

-    wxChar* appName = wxT("application");
-    wxString appNameStr("");
+    const wxChar* appName = wxT("application");
+    wxString appNameStr;

     if (wxTheApp)
     {
         appNameStr = wxTheApp->GetAppName();
     if (wxTheApp)
     {
         appNameStr = wxTheApp->GetAppName();

-        appName = WXSTRINGCAST appNameStr;
-        wxLogMessage(wxT("----- Memory dump of %s at %s -----"), appName, WXSTRINGCAST wxNow() );
+        appName = appNameStr.c_str();
+        OutputDumpLine(wxT("----- Memory dump of %s at %s -----"), appName, static_cast<const wxChar *>(wxNow().c_str()));

     }
     else
     {
     }
     else
     {

-      wxLogMessage( wxT("----- Memory dump -----") );
+      OutputDumpLine( wxT("----- Memory dump -----") );

     }
   }
     }
   }

-  TraverseList ((PmSFV)&wxMemStruct::Dump, (checkPoint ? checkPoint->m_next : (wxMemStruct*)NULL));

 
 

-  wxLogMessage( wxT("") );
-  wxLogMessage( wxT("") );
+  TraverseList ((PmSFV)&wxMemStruct::Dump, (checkPoint ? checkPoint->m_next : NULL));

 
 

-  return TRUE;
-#else
-  return FALSE;
-#endif
+  OutputDumpLine(wxEmptyString);
+  OutputDumpLine(wxEmptyString);
+
+  return true;

 }
 
 struct wxDebugStatsStruct
 }
 
 struct wxDebugStatsStruct


@@ -737,28 +633,23 @@ static wxDebugStatsStruct *InsertStatsStruct(wxDebugStatsStruct *head, wxDebugSt
 
 bool wxDebugContext::PrintStatistics(bool detailed)
 {
 
 bool wxDebugContext::PrintStatistics(bool detailed)
 {

-#ifdef __WXDEBUG__
-//  if (!HasStream())
-//    return FALSE;
-
-//  if (TRUE)

   {
   {

-    wxChar* appName = wxT("application");
-    wxString appNameStr(wxT(""));
+    const wxChar* appName = wxT("application");
+    wxString appNameStr;

     if (wxTheApp)
     {
         appNameStr = wxTheApp->GetAppName();
     if (wxTheApp)
     {
         appNameStr = wxTheApp->GetAppName();

-        appName = WXSTRINGCAST appNameStr;
-        wxLogMessage(wxT("----- Memory statistics of %s at %s -----"), appName, WXSTRINGCAST wxNow() );
+        appName = appNameStr.c_str();
+        OutputDumpLine(wxT("----- Memory statistics of %s at %s -----"), appName, static_cast<const wxChar *>(wxNow().c_str()));

     }
     else
     {
     }
     else
     {

-      wxLogMessage( wxT("----- Memory statistics -----") );
+      OutputDumpLine( wxT("----- Memory statistics -----") );

     }
   }
 
   bool currentMode = GetDebugMode();
     }
   }
 
   bool currentMode = GetDebugMode();

-  SetDebugMode(FALSE);
+  SetDebugMode(false);

 
   long noNonObjectNodes = 0;
   long noObjectNodes = 0;
 
   long noNonObjectNodes = 0;
   long noObjectNodes = 0;


@@ -766,7 +657,7 @@ bool wxDebugContext::PrintStatistics(bool detailed)
 
   wxDebugStatsStruct *list = NULL;
 
 
   wxDebugStatsStruct *list = NULL;
 

-  wxMemStruct *from = (checkPoint ? checkPoint->m_next : (wxMemStruct*)NULL );
+  wxMemStruct *from = (checkPoint ? checkPoint->m_next : NULL );

   if (!from)
     from = wxDebugContext::GetHead ();
 
   if (!from)
     from = wxDebugContext::GetHead ();
 


@@ -774,15 +665,14 @@ bool wxDebugContext::PrintStatistics(bool detailed)
   for (st = from; st != 0; st = st->m_next)
   {
     void* data = st->GetActualData();
   for (st = from; st != 0; st = st->m_next)
   {
     void* data = st->GetActualData();

-//    if (detailed && (data != (void*)m_debugStream) && (data != (void*) m_streamBuf))
-      if (detailed && (data != (void*) wxLog::GetActiveTarget()))
+    if (detailed && (data != (void*) wxLog::GetActiveTarget()))

     {
     {

-      wxChar *className = wxT("nonobject");
+      wxChar *className = (wxChar*) wxT("nonobject");

       if (st->m_isObject && st->GetActualData())
       {
         wxObject *obj = (wxObject *)st->GetActualData();
         if (obj->GetClassInfo()->GetClassName())
       if (st->m_isObject && st->GetActualData())
       {
         wxObject *obj = (wxObject *)st->GetActualData();
         if (obj->GetClassInfo()->GetClassName())

-          className = obj->GetClassInfo()->GetClassName();
+          className = (wxChar*)obj->GetClassInfo()->GetClassName();

       }
       wxDebugStatsStruct *stats = FindStatsStruct(list, className);
       if (!stats)
       }
       wxDebugStatsStruct *stats = FindStatsStruct(list, className);
       if (!stats)


@@ -797,7 +687,6 @@ bool wxDebugContext::PrintStatistics(bool detailed)
       stats->totalSize += st->RequestSize();
     }
 
       stats->totalSize += st->RequestSize();
     }
 

-//    if ((data != (void*)m_debugStream) && (data != (void*) m_streamBuf))

     if (data != (void*) wxLog::GetActiveTarget())
     {
         totalSize += st->RequestSize();
     if (data != (void*) wxLog::GetActiveTarget())
     {
         totalSize += st->RequestSize();


@@ -812,55 +701,47 @@ bool wxDebugContext::PrintStatistics(bool detailed)
   {
     while (list)
     {
   {
     while (list)
     {

-      wxLogMessage(wxT("%ld objects of class %s, total size %ld"),
+      OutputDumpLine(wxT("%ld objects of class %s, total size %ld"),

           list->instanceCount, list->instanceClass, list->totalSize);
       wxDebugStatsStruct *old = list;
       list = old->next;
       free((char *)old);
     }
           list->instanceCount, list->instanceClass, list->totalSize);
       wxDebugStatsStruct *old = list;
       list = old->next;
       free((char *)old);
     }

-    wxLogMessage(wxT(""));
+    OutputDumpLine(wxEmptyString);

   }
 
   SetDebugMode(currentMode);
 
   }
 
   SetDebugMode(currentMode);
 

-  wxLogMessage(wxT("Number of object items: %ld"), noObjectNodes);
-  wxLogMessage(wxT("Number of non-object items: %ld"), noNonObjectNodes);
-  wxLogMessage(wxT("Total allocated size: %ld"), totalSize);
-  wxLogMessage(wxT(""));
-  wxLogMessage(wxT(""));
+  OutputDumpLine(wxT("Number of object items: %ld"), noObjectNodes);
+  OutputDumpLine(wxT("Number of non-object items: %ld"), noNonObjectNodes);
+  OutputDumpLine(wxT("Total allocated size: %ld"), totalSize);
+  OutputDumpLine(wxEmptyString);
+  OutputDumpLine(wxEmptyString);

 
 

-  return TRUE;
-#else
-  return FALSE;
-#endif
+  return true;

 }
 
 bool wxDebugContext::PrintClasses(void)
 {
 }
 
 bool wxDebugContext::PrintClasses(void)
 {

-//  if (!HasStream())
-//    return FALSE;
-
-//  if (TRUE)

   {
   {

-    wxChar* appName = wxT("application");
-    wxString appNameStr(wxT(""));
+    const wxChar* appName = wxT("application");
+    wxString appNameStr;

     if (wxTheApp)
     {
         appNameStr = wxTheApp->GetAppName();
     if (wxTheApp)
     {
         appNameStr = wxTheApp->GetAppName();

-        appName = WXSTRINGCAST appNameStr;
+        appName = appNameStr.c_str();

         wxLogMessage(wxT("----- Classes in %s -----"), appName);
     }
   }
 
   int n = 0;
         wxLogMessage(wxT("----- Classes in %s -----"), appName);
     }
   }
 
   int n = 0;

-  wxNode *node;
-  wxClassInfo *info;
+  const wxClassInfo *info;

 
 

-  wxClassInfo::sm_classTable->BeginFind();
-  node = wxClassInfo::sm_classTable->Next();
-  while (node)
+  for (wxClassInfo::const_iterator node = wxClassInfo::begin_classinfo(),
+                                    end = wxClassInfo::end_classinfo();
+       node != end; ++node)

   {
   {

-    info = (wxClassInfo *)node->Data();
+    info = *node;

     if (info->GetClassName())
     {
         wxString msg(info->GetClassName());
     if (info->GetClassName())
     {
         wxString msg(info->GetClassName());


@@ -883,14 +764,13 @@ bool wxDebugContext::PrintClasses(void)
 
         wxLogMessage(msg);
     }
 
         wxLogMessage(msg);
     }

-    node = wxClassInfo::sm_classTable->Next();

     n ++;
   }
     n ++;
   }

-  wxLogMessage(wxT(""));
+  wxLogMessage(wxEmptyString);

   wxLogMessage(wxT("There are %d classes derived from wxObject."), n);
   wxLogMessage(wxT("There are %d classes derived from wxObject."), n);

-  wxLogMessage(wxT(""));
-  wxLogMessage(wxT(""));
-  return TRUE;
+  wxLogMessage(wxEmptyString);
+  wxLogMessage(wxEmptyString);
+  return true;

 }
 
 void wxDebugContext::SetCheckpoint(bool all)
 }
 
 void wxDebugContext::SetCheckpoint(bool all)


@@ -906,7 +786,7 @@ int wxDebugContext::Check(bool checkAll)
 {
   int nFailures = 0;
 
 {
   int nFailures = 0;
 

-  wxMemStruct *from = (checkPoint ? checkPoint->m_next : (wxMemStruct*)NULL );
+  wxMemStruct *from = (checkPoint ? checkPoint->m_next : NULL );

   if (!from || checkAll)
     from = wxDebugContext::GetHead ();
 
   if (!from || checkAll)
     from = wxDebugContext::GetHead ();
 


@@ -936,7 +816,6 @@ int wxDebugContext::CountObjectsLeft(bool sinceCheckpoint)
   for (wxMemStruct * st = from; st != 0; st = st->m_next)
   {
       void* data = st->GetActualData();
   for (wxMemStruct * st = from; st != 0; st = st->m_next)
   {
       void* data = st->GetActualData();

-//      if ((data != (void*)m_debugStream) && (data != (void*) m_streamBuf))

       if (data != (void*) wxLog::GetActiveTarget())
           n ++;
   }
       if (data != (void*) wxLog::GetActiveTarget())
           n ++;
   }


@@ -944,114 +823,121 @@ int wxDebugContext::CountObjectsLeft(bool sinceCheckpoint)
   return n ;
 }
 
   return n ;
 }
 

-/*
-  The global operator new used for everything apart from getting
-  dynamic storage within this function itself.
-*/
-
-// We'll only do malloc and free for the moment: leave the interesting
-// stuff for the wxObject versions.
+// This function is used to output the dump
+void wxDebugContext::OutputDumpLine(const wxChar *szFormat, ...)
+{
+    // a buffer of 2048 bytes should be long enough for a file name
+    // and a class name
+    wxChar buf[2048];
+    int count;
+    va_list argptr;
+    va_start(argptr, szFormat);
+    buf[WXSIZEOF(buf)-1] = wxT('\0');
+
+    // keep 3 bytes for a \r\n\0
+    count = wxVsnprintf(buf, WXSIZEOF(buf)-3, szFormat, argptr);
+
+    if ( count < 0 )
+        count = WXSIZEOF(buf)-3;
+    buf[count]=wxT('\r');
+    buf[count+1]=wxT('\n');
+    buf[count+2]=wxT('\0');
+
+    wxMessageOutputDebug dbgout;
+    dbgout.Printf(buf);
+}

 
 

-#if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS
+void wxDebugContext::SetShutdownNotifyFunction(wxShutdownNotifyFunction shutdownFn)
+{
+    sm_shutdownFn = shutdownFn;
+}

 
 

-#ifdef new
-#undef new
-#endif

 
 

-// Seems OK all of a sudden. Maybe to do with linking with multithreaded library?
-#if 0 // def __VISUALC__
-#define NO_DEBUG_ALLOCATION
-#endif
+#if USE_THREADSAFE_MEMORY_ALLOCATION
+static bool memSectionOk = false;

 
 

-// Unfortunately ~wxDebugStreamBuf doesn't work (VC++ 5) when we enable the debugging
-// code. I have no idea why. In BC++ 4.5, we have a similar problem the debug
-// stream myseriously changing pointer address between being passed from SetFile to SetStream.
-// See docs/msw/issues.txt.
-void * operator new (size_t size, wxChar * fileName, int lineNum)
+class MemoryCriticalSection : public wxCriticalSection

 {
 {

-#ifdef NO_DEBUG_ALLOCATION
-  return malloc(size);
-#else
-  return wxDebugAlloc(size, fileName, lineNum, FALSE, FALSE);
-#endif
-}
+public:
+    MemoryCriticalSection() {
+        memSectionOk = true;
+    }
+    ~MemoryCriticalSection() {
+        memSectionOk = false;
+    }
+};

 
 

-// Added JACS 25/11/98
-void * operator new (size_t size)
+class MemoryCriticalSectionLocker

 {
 {

-#ifdef NO_DEBUG_ALLOCATION
-  return malloc(size);
-#else
-  return wxDebugAlloc(size, NULL, 0, FALSE);
-#endif
-}
+public:
+    inline MemoryCriticalSectionLocker(wxCriticalSection& critsect)
+    : m_critsect(critsect), m_locked(memSectionOk) { if(m_locked) m_critsect.Enter(); }
+    inline ~MemoryCriticalSectionLocker() { if(m_locked) m_critsect.Leave(); }
+
+private:
+    // no assignment operator nor copy ctor
+    MemoryCriticalSectionLocker(const MemoryCriticalSectionLocker&);
+    MemoryCriticalSectionLocker& operator=(const MemoryCriticalSectionLocker&);
+
+    wxCriticalSection& m_critsect;
+    bool m_locked;
+};

 
 

-#if wxUSE_ARRAY_MEMORY_OPERATORS
-void * operator new[] (size_t size)
+static MemoryCriticalSection memLocker;
+
+#endif // USE_THREADSAFE_MEMORY_ALLOCATION
+
+
+#if !(defined(__WXMSW__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL_BASE)))
+#if wxUSE_GLOBAL_MEMORY_OPERATORS
+void * operator new (size_t size, wxChar * fileName, int lineNum)

 {
 {

-#ifdef NO_DEBUG_ALLOCATION
-  return malloc(size);
-#else
-  return wxDebugAlloc(size, NULL, 0, FALSE, TRUE);
-#endif
+    return wxDebugAlloc(size, fileName, lineNum, false, false);

 }
 }

-#endif

 
 

-#if wxUSE_ARRAY_MEMORY_OPERATORS
-void * operator new[] (size_t size, wxChar * fileName, int lineNum)
+void * operator new (size_t size)

 {
 {

-#ifdef NO_DEBUG_ALLOCATION
-  return malloc(size);
-#else
-  return wxDebugAlloc(size, fileName, lineNum, FALSE, TRUE);
-#endif
+    return wxDebugAlloc(size, NULL, 0, false);

 }
 }

-#endif

 
 

-#if !defined(__VISAGECPP__) // already defines this by default

 void operator delete (void * buf)
 {
 void operator delete (void * buf)
 {

-#ifdef NO_DEBUG_ALLOCATION
-  free((char*) buf);
-#else
-  wxDebugFree(buf);
-#endif
+    wxDebugFree(buf, false);

 }
 }

-#endif

 
 

-// VC++ 6.0
-#if defined(__VISUALC__) && (__VISUALC__ >= 1200)
-void operator delete(void* pData, wxChar* /* fileName */, int /* lineNum */)
+#if wxUSE_ARRAY_MEMORY_OPERATORS
+void * operator new[] (size_t size)

 {
 {

-  wxDebugFree(pData, FALSE);
+    return wxDebugAlloc(size, NULL, 0, false, true);

 }
 }

-// New operator 21/11/1998
-void operator delete[](void* pData, wxChar* /* fileName */, int /* lineNum */)
+
+void * operator new[] (size_t size, wxChar * fileName, int lineNum)

 {
 {

-  wxDebugFree(pData, TRUE);
+    return wxDebugAlloc(size, fileName, lineNum, false, true);

 }
 }

-#endif
-
-#if wxUSE_ARRAY_MEMORY_OPERATORS

 
 void operator delete[] (void * buf)
 {
 
 void operator delete[] (void * buf)
 {

-#ifdef NO_DEBUG_ALLOCATION
-  free((char*) buf);
-#else
-  wxDebugFree(buf, TRUE);
-#endif
+  wxDebugFree(buf, true);

 }
 }

-#endif
-
-#endif
+#endif // wxUSE_ARRAY_MEMORY_OPERATORS
+#endif // wxUSE_GLOBAL_MEMORY_OPERATORS
+#endif // !(defined(__WXMSW__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL_BASE)))

 
 // TODO: store whether this is a vector or not.
 void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject, bool WXUNUSED(isVect) )
 {
 
 // TODO: store whether this is a vector or not.
 void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject, bool WXUNUSED(isVect) )
 {

+#if USE_THREADSAFE_MEMORY_ALLOCATION
+  MemoryCriticalSectionLocker lock(memLocker);
+#endif
+

   // If not in debugging allocation mode, do the normal thing
   // so we don't leave any trace of ourselves in the node list.
 
   // If not in debugging allocation mode, do the normal thing
   // so we don't leave any trace of ourselves in the node list.
 

+#if defined(__VISAGECPP__) && (__IBMCPP__ < 400 || __IBMC__ < 400 )
+// VA 3.0 still has trouble in here
+  return (void *)malloc(size);
+#endif

   if (!wxDebugContext::GetDebugMode())
   {
     return (void *)malloc(size);
   if (!wxDebugContext::GetDebugMode())
   {
     return (void *)malloc(size);


@@ -1101,9 +987,17 @@ void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject,
 // TODO: check whether was allocated as a vector
 void wxDebugFree(void * buf, bool WXUNUSED(isVect) )
 {
 // TODO: check whether was allocated as a vector
 void wxDebugFree(void * buf, bool WXUNUSED(isVect) )
 {

+#if USE_THREADSAFE_MEMORY_ALLOCATION
+  MemoryCriticalSectionLocker lock(memLocker);
+#endif
+

   if (!buf)
     return;
 
   if (!buf)
     return;
 

+#if defined(__VISAGECPP__) && (__IBMCPP__ < 400 || __IBMC__ < 400 )
+// VA 3.0 still has trouble in here
+  free((char *)buf);
+#endif

   // If not in debugging allocation mode, do the normal thing
   // so we don't leave any trace of ourselves in the node list.
   if (!wxDebugContext::GetDebugMode())
   // If not in debugging allocation mode, do the normal thing
   // so we don't leave any trace of ourselves in the node list.
   if (!wxDebugContext::GetDebugMode())


@@ -1137,14 +1031,11 @@ void wxDebugFree(void * buf, bool WXUNUSED(isVect) )
     (void) memset (wxDebugContext::CallerMemPos (startPointer), MemFillChar,
                    st->RequestSize ());
 
     (void) memset (wxDebugContext::CallerMemPos (startPointer), MemFillChar,
                    st->RequestSize ());
 

-    // Don't allow delayed freeing of memory in this version
-//    if (!wxDebugContext::GetDelayFree())
-//    free((void *)st);

     free((char *)st);
 }
 
 // Trace: send output to the current debugging stream
     free((char *)st);
 }
 
 // Trace: send output to the current debugging stream

-void wxTrace(const wxChar *fmt ...)
+void wxTrace(const wxChar * ...)

 {
 #if 1
     wxFAIL_MSG(wxT("wxTrace is now obsolete. Please use wxDebugXXX instead."));
 {
 #if 1
     wxFAIL_MSG(wxT("wxTrace is now obsolete. Please use wxDebugXXX instead."));


@@ -1181,7 +1072,7 @@ void wxTrace(const wxChar *fmt ...)
 }
 
 // Trace with level
 }
 
 // Trace with level

-void wxTraceLevel(int level, const wxChar *fmt ...)
+void wxTraceLevel(int, const wxChar * ...)

 {
 #if 1
     wxFAIL_MSG(wxT("wxTrace is now obsolete. Please use wxDebugXXX instead."));
 {
 #if 1
     wxFAIL_MSG(wxT("wxTrace is now obsolete. Please use wxDebugXXX instead."));


@@ -1220,13 +1111,43 @@ void wxTraceLevel(int level, const wxChar *fmt ...)
 #endif
 }
 
 #endif
 }
 

-#else // wxUSE_MEMORY_TRACING && defined(__WXDEBUG__)
-void wxTrace(const char *WXUNUSED(fmt) ...)
+//----------------------------------------------------------------------------
+// Final cleanup after all global objects in all files have been destroyed
+//----------------------------------------------------------------------------
+
+// Don't set it to 0 by dynamic initialization
+// Some compilers will really do the assignment later
+// All global variables are initialized to 0 at the very beginning, and this is just fine.
+int wxDebugContextDumpDelayCounter::sm_count;
+
+wxDebugContextDumpDelayCounter::wxDebugContextDumpDelayCounter()

 {
 {

+    sm_count++;

 }
 
 }
 

-void wxTraceLevel(int WXUNUSED(level), const char *WXUNUSED(fmt) ...)
+wxDebugContextDumpDelayCounter::~wxDebugContextDumpDelayCounter()

 {
 {

+    if ( !--sm_count )
+    {
+        // Notify app if we've been asked to do that
+        if( wxDebugContext::sm_shutdownFn )
+            wxDebugContext::sm_shutdownFn();
+        DoDump();
+    }

 }
 }

-#endif

 
 

+void wxDebugContextDumpDelayCounter::DoDump()
+{
+    if (wxDebugContext::CountObjectsLeft(true) > 0)
+    {
+        wxDebugContext::OutputDumpLine(wxT("There were memory leaks.\n"));
+        wxDebugContext::Dump();
+        wxDebugContext::PrintStatistics();
+    }
+}
+
+// Even if there is nothing else, make sure that there is at
+// least one cleanup counter object
+static wxDebugContextDumpDelayCounter wxDebugContextDumpDelayCounter_One;
+
+#endif // wxUSE_MEMORY_TRACING || wxUSE_DEBUG_CONTEXT