Disable symbols visibility support for the Clang compiler.

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

diff --git a/src/common/memory.cpp b/src/common/memory.cpp
index 18b7e30a689cfe298a83a01a928e8e7d10a092af..4253bae38e30f15a1e2859354ead452208d8708c 100644 (file)
--- a/src/common/memory.cpp
+++ b/src/common/memory.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

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

 // Purpose:     Memory checking implementation
 // Author:      Arthur Seaton, Julian Smart
 // Modified by:
 // Purpose:     Memory checking implementation
 // Author:      Arthur Seaton, Julian Smart
 // Modified by:


@@ -9,66 +9,44 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#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
-#endif
-
-#ifndef WX_PRECOMP
-#include "wx/defs.h"
+    #pragma hdrstop

 #endif
 
 #endif
 

-#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
+#if wxUSE_MEMORY_TRACING || wxUSE_DEBUG_CONTEXT

 
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-// #pragma implementation
-#endif
+#include "wx/memory.h"

 
 #ifndef WX_PRECOMP
 
 #ifndef WX_PRECOMP

-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/hash.h"
+    #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
 
 #if wxUSE_THREADS
 #endif
 
 #if wxUSE_THREADS

-#include "wx/thread.h"
+    #include "wx/thread.h"

 #endif
 
 #endif
 

-#include "wx/log.h"

 #include <stdlib.h>
 
 #include "wx/ioswrap.h"
 
 #if !defined(__WATCOMC__) && !(defined(__VMS__) && ( __VMS_VER < 70000000 ) )\
 #include <stdlib.h>
 
 #include "wx/ioswrap.h"
 
 #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 "wx/msw/wrapwin.h"
-
-#ifdef GetClassInfo
-#undef GetClassInfo
-#endif
-
-#ifdef GetClassName
-#undef GetClassName
-#endif
-
-#endif
-
-#include "wx/memory.h"
-
-#if wxUSE_THREADS && defined(__WXDEBUG__)
+#if wxUSE_THREADS

 #define USE_THREADSAFE_MEMORY_ALLOCATION 1
 #else
 #define USE_THREADSAFE_MEMORY_ALLOCATION 0
 #define USE_THREADSAFE_MEMORY_ALLOCATION 1
 #else
 #define USE_THREADSAFE_MEMORY_ALLOCATION 0


@@ -140,8 +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;
     }


@@ -392,7 +371,7 @@ void wxMemStruct::Dump ()
     msg2.Printf(wxT(" at 0x%lX, size %d"), (long)GetActualData(), (int)RequestSize());
     msg += msg2;
 
     msg2.Printf(wxT(" at 0x%lX, size %d"), (long)GetActualData(), (int)RequestSize());
     msg += msg2;
 

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

   }
   else
   {
   }
   else
   {


@@ -403,7 +382,7 @@ void wxMemStruct::Dump ()
     wxString msg2;
     msg2.Printf(wxT("non-object data at 0x%lX, size %d"), (long)GetActualData(), (int)RequestSize() );
     msg += msg2;
     wxString msg2;
     msg2.Printf(wxT("non-object data at 0x%lX, size %d"), (long)GetActualData(), (int)RequestSize() );
     msg += msg2;

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

   }
 }
 
   }
 }
 


@@ -474,6 +453,9 @@ 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)
 {
 }


@@ -594,26 +576,21 @@ void wxDebugContext::TraverseList (PmSFV func, wxMemStruct *from)
   */
 bool wxDebugContext::PrintList (void)
 {
   */
 bool wxDebugContext::PrintList (void)
 {

-#ifdef __WXDEBUG__
-  TraverseList ((PmSFV)&wxMemStruct::PrintNode, (checkPoint ? checkPoint->m_next : (wxMemStruct*)NULL));
+  TraverseList ((PmSFV)&wxMemStruct::PrintNode, (checkPoint ? checkPoint->m_next : NULL));

 
   return true;
 
   return true;

-#else
-  return false;
-#endif

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

-#ifdef __WXDEBUG__

   {
   {

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

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

-        appName = WXSTRINGCAST appNameStr;
-        OutputDumpLine(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
     {


@@ -621,18 +598,14 @@ bool wxDebugContext::Dump(void)
     }
   }
 
     }
   }
 

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

 
   OutputDumpLine(wxEmptyString);
   OutputDumpLine(wxEmptyString);
 
   return true;
 
   OutputDumpLine(wxEmptyString);
   OutputDumpLine(wxEmptyString);
 
   return true;

-#else
-  return false;
-#endif

 }
 
 }
 

-#ifdef __WXDEBUG__

 struct wxDebugStatsStruct
 {
   long instanceCount;
 struct wxDebugStatsStruct
 {
   long instanceCount;


@@ -657,19 +630,17 @@ static wxDebugStatsStruct *InsertStatsStruct(wxDebugStatsStruct *head, wxDebugSt
   st->next = head;
   return st;
 }
   st->next = head;
   return st;
 }

-#endif

 
 bool wxDebugContext::PrintStatistics(bool detailed)
 {
 
 bool wxDebugContext::PrintStatistics(bool detailed)
 {

-#ifdef __WXDEBUG__

   {
   {

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

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

-        appName = WXSTRINGCAST appNameStr;
-        OutputDumpLine(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
     {


@@ -686,7 +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 ();
 


@@ -748,34 +719,29 @@ bool wxDebugContext::PrintStatistics(bool detailed)
   OutputDumpLine(wxEmptyString);
 
   return true;
   OutputDumpLine(wxEmptyString);
 
   return true;

-#else
-  (void)detailed;
-  return false;
-#endif

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

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

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

-  wxHashTable::compatibility_iterator 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->GetData();
+    info = *node;

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


@@ -798,7 +764,6 @@ bool wxDebugContext::PrintClasses(void)
 
         wxLogMessage(msg);
     }
 
         wxLogMessage(msg);
     }

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

     n ++;
   }
   wxLogMessage(wxEmptyString);
     n ++;
   }
   wxLogMessage(wxEmptyString);


@@ -821,7 +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 ();
 


@@ -867,21 +832,26 @@ void wxDebugContext::OutputDumpLine(const wxChar *szFormat, ...)
     int count;
     va_list argptr;
     va_start(argptr, szFormat);
     int count;
     va_list argptr;
     va_start(argptr, szFormat);

-    buf[sizeof(buf)/sizeof(wxChar)-1] = _T('\0');
+    buf[WXSIZEOF(buf)-1] = wxT('\0');

 
     // keep 3 bytes for a \r\n\0
 
     // keep 3 bytes for a \r\n\0

-    count = wxVsnprintf(buf, sizeof(buf)/sizeof(wxChar)-3, szFormat, argptr);
+    count = wxVsnprintf(buf, WXSIZEOF(buf)-3, szFormat, argptr);

 
     if ( count < 0 )
 
     if ( count < 0 )

-        count = sizeof(buf)/sizeof(wxChar)-3;
-    buf[count]=_T('\r');
-    buf[count+1]=_T('\n');
-    buf[count+2]=_T('\0');
+        count = WXSIZEOF(buf)-3;
+    buf[count]=wxT('\r');
+    buf[count+1]=wxT('\n');
+    buf[count+2]=wxT('\0');

 
     wxMessageOutputDebug dbgout;
     dbgout.Printf(buf);
 }
 
 
     wxMessageOutputDebug dbgout;
     dbgout.Printf(buf);
 }
 

+void wxDebugContext::SetShutdownNotifyFunction(wxShutdownNotifyFunction shutdownFn)
+{
+    sm_shutdownFn = shutdownFn;
+}
+

 
 #if USE_THREADSAFE_MEMORY_ALLOCATION
 static bool memSectionOk = false;
 
 #if USE_THREADSAFE_MEMORY_ALLOCATION
 static bool memSectionOk = false;


@@ -915,9 +885,10 @@ private:
 
 static MemoryCriticalSection memLocker;
 
 
 static MemoryCriticalSection memLocker;
 

-#endif
+#endif // USE_THREADSAFE_MEMORY_ALLOCATION

 
 

-#ifdef __WXDEBUG__
+
+#if !(defined(__WXMSW__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL_BASE)))

 #if wxUSE_GLOBAL_MEMORY_OPERATORS
 void * operator new (size_t size, wxChar * fileName, int lineNum)
 {
 #if wxUSE_GLOBAL_MEMORY_OPERATORS
 void * operator new (size_t size, wxChar * fileName, int lineNum)
 {


@@ -949,8 +920,9 @@ void operator delete[] (void * buf)
 {
   wxDebugFree(buf, true);
 }
 {
   wxDebugFree(buf, true);
 }

-#endif
+#endif // wxUSE_ARRAY_MEMORY_OPERATORS

 #endif // wxUSE_GLOBAL_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) )


@@ -1062,8 +1034,6 @@ void wxDebugFree(void * buf, bool WXUNUSED(isVect) )
     free((char *)st);
 }
 
     free((char *)st);
 }
 

-#endif // __WXDEBUG__
-

 // Trace: send output to the current debugging stream
 void wxTrace(const wxChar * ...)
 {
 // Trace: send output to the current debugging stream
 void wxTrace(const wxChar * ...)
 {


@@ -1150,6 +1120,22 @@ void wxTraceLevel(int, const wxChar * ...)
 // All global variables are initialized to 0 at the very beginning, and this is just fine.
 int wxDebugContextDumpDelayCounter::sm_count;
 
 // All global variables are initialized to 0 at the very beginning, and this is just fine.
 int wxDebugContextDumpDelayCounter::sm_count;
 

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

 void wxDebugContextDumpDelayCounter::DoDump()
 {
     if (wxDebugContext::CountObjectsLeft(true) > 0)
 void wxDebugContextDumpDelayCounter::DoDump()
 {
     if (wxDebugContext::CountObjectsLeft(true) > 0)


@@ -1164,5 +1150,4 @@ void wxDebugContextDumpDelayCounter::DoDump()
 // least one cleanup counter object
 static wxDebugContextDumpDelayCounter wxDebugContextDumpDelayCounter_One;
 
 // least one cleanup counter object
 static wxDebugContextDumpDelayCounter wxDebugContextDumpDelayCounter_One;
 

-#endif // (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
-
+#endif // wxUSE_MEMORY_TRACING || wxUSE_DEBUG_CONTEXT