X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3d2eaa5d5917bedbf5b5a54a24d7559fd1e5df67..8f4745feeb2850f3bebb3af45407e164550d541a:/src/common/memory.cpp diff --git a/src/common/memory.cpp b/src/common/memory.cpp index ebb8d27a49..c55af4d9bc 100644 --- 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: @@ -9,66 +9,44 @@ // 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__ -#pragma hdrstop -#endif - -#ifndef WX_PRECOMP -#include "wx/defs.h" + #pragma hdrstop #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 -#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 -#include "wx/thread.h" + #include "wx/thread.h" #endif -#include "wx/log.h" #include #include "wx/ioswrap.h" #if !defined(__WATCOMC__) && !(defined(__VMS__) && ( __VMS_VER < 70000000 ) )\ - && !defined( __MWERKS__ ) && !defined(__SALFORDC__) + && !defined( __MWERKS__ ) #include #endif #include #include -#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__) && !defined(__WXMAC__) +#if wxUSE_THREADS #define USE_THREADSAFE_MEMORY_ALLOCATION 1 #else #define USE_THREADSAFE_MEMORY_ALLOCATION 0 @@ -117,7 +95,7 @@ */ void wxMemStruct::ErrorMsg (const char * mesg) { - wxLogMessage(wxT("wxWindows memory checking error: %s"), mesg); + wxLogMessage(wxT("wxWidgets memory checking error: %s"), mesg); PrintNode (); } @@ -126,7 +104,7 @@ void wxMemStruct::ErrorMsg (const char * mesg) */ void wxMemStruct::ErrorMsg () { - wxLogMessage(wxT("wxWindows over/underwrite memory error:")); + wxLogMessage(wxT("wxWidgets over/underwrite memory error:")); PrintNode (); } @@ -392,7 +370,7 @@ void wxMemStruct::Dump () msg2.Printf(wxT(" at 0x%lX, size %d"), (long)GetActualData(), (int)RequestSize()); msg += msg2; - wxDebugContext::OutputDumpLine(msg); + wxDebugContext::OutputDumpLine(msg.c_str()); } else { @@ -403,7 +381,7 @@ void wxMemStruct::Dump () 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 +452,9 @@ 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; +// Pointer to global function to call at shutdown +wxShutdownNotifyFunction wxDebugContext::sm_shutdownFn; + wxDebugContext::wxDebugContext(void) { } @@ -594,26 +575,21 @@ void wxDebugContext::TraverseList (PmSFV func, wxMemStruct *from) */ 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; -#else - return false; -#endif } bool wxDebugContext::Dump(void) { -#ifdef __WXDEBUG__ { - wxChar* appName = (wxChar*) wxT("application"); + const wxChar* appName = wxT("application"); 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(wxNow().c_str())); } else { @@ -621,18 +597,14 @@ 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; -#else - return false; -#endif } -#ifdef __WXDEBUG__ struct wxDebugStatsStruct { long instanceCount; @@ -657,19 +629,17 @@ static wxDebugStatsStruct *InsertStatsStruct(wxDebugStatsStruct *head, wxDebugSt st->next = head; return st; } -#endif bool wxDebugContext::PrintStatistics(bool detailed) { -#ifdef __WXDEBUG__ { - wxChar* appName = (wxChar*) wxT("application"); + const wxChar* appName = wxT("application"); 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(wxNow().c_str())); } else { @@ -686,7 +656,7 @@ bool wxDebugContext::PrintStatistics(bool detailed) wxDebugStatsStruct *list = NULL; - wxMemStruct *from = (checkPoint ? checkPoint->m_next : (wxMemStruct*)NULL ); + wxMemStruct *from = (checkPoint ? checkPoint->m_next : NULL ); if (!from) from = wxDebugContext::GetHead (); @@ -748,34 +718,29 @@ bool wxDebugContext::PrintStatistics(bool detailed) OutputDumpLine(wxEmptyString); return true; -#else - (void)detailed; - return false; -#endif } bool wxDebugContext::PrintClasses(void) { { - wxChar* appName = (wxChar*) wxT("application"); + const wxChar* appName = wxT("application"); wxString appNameStr; if (wxTheApp) { appNameStr = wxTheApp->GetAppName(); - appName = WXSTRINGCAST appNameStr; + appName = appNameStr.c_str(); 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()); @@ -798,7 +763,6 @@ bool wxDebugContext::PrintClasses(void) wxLogMessage(msg); } - node = wxClassInfo::sm_classTable->Next(); n ++; } wxLogMessage(wxEmptyString); @@ -821,7 +785,7 @@ int wxDebugContext::Check(bool checkAll) { int nFailures = 0; - wxMemStruct *from = (checkPoint ? checkPoint->m_next : (wxMemStruct*)NULL ); + wxMemStruct *from = (checkPoint ? checkPoint->m_next : NULL ); if (!from || checkAll) from = wxDebugContext::GetHead (); @@ -867,13 +831,13 @@ void wxDebugContext::OutputDumpLine(const wxChar *szFormat, ...) int count; va_list argptr; va_start(argptr, szFormat); - buf[sizeof(buf)-1] = _T('\0'); + buf[sizeof(buf)/sizeof(wxChar)-1] = _T('\0'); // keep 3 bytes for a \r\n\0 - count = wxVsnprintf(buf, sizeof(buf)-3, szFormat, argptr); + count = wxVsnprintf(buf, sizeof(buf)/sizeof(wxChar)-3, szFormat, argptr); if ( count < 0 ) - count = sizeof(buf)-3; + count = sizeof(buf)/sizeof(wxChar)-3; buf[count]=_T('\r'); buf[count+1]=_T('\n'); buf[count+2]=_T('\0'); @@ -882,6 +846,11 @@ void wxDebugContext::OutputDumpLine(const wxChar *szFormat, ...) dbgout.Printf(buf); } +void wxDebugContext::SetShutdownNotifyFunction(wxShutdownNotifyFunction shutdownFn) +{ + sm_shutdownFn = shutdownFn; +} + #if USE_THREADSAFE_MEMORY_ALLOCATION static bool memSectionOk = false; @@ -889,16 +858,19 @@ static bool memSectionOk = false; class MemoryCriticalSection : public wxCriticalSection { public: - MemoryCriticalSection() { - memSectionOk = true; - } + MemoryCriticalSection() { + memSectionOk = true; + } + ~MemoryCriticalSection() { + memSectionOk = false; + } }; class MemoryCriticalSectionLocker { public: inline MemoryCriticalSectionLocker(wxCriticalSection& critsect) - : m_critsect(critsect), m_locked(memSectionOk) { if(m_locked) m_critsect.Enter(); } + : m_critsect(critsect), m_locked(memSectionOk) { if(m_locked) m_critsect.Enter(); } inline ~MemoryCriticalSectionLocker() { if(m_locked) m_critsect.Leave(); } private: @@ -907,22 +879,55 @@ private: MemoryCriticalSectionLocker& operator=(const MemoryCriticalSectionLocker&); wxCriticalSection& m_critsect; - bool m_locked; + bool m_locked; }; -MemoryCriticalSection &GetMemLocker() +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) { - static MemoryCriticalSection memLocker; - return memLocker; + return wxDebugAlloc(size, fileName, lineNum, false, false); } -#endif +void * operator new (size_t size) +{ + return wxDebugAlloc(size, NULL, 0, false); +} + +void operator delete (void * buf) +{ + wxDebugFree(buf, false); +} + +#if wxUSE_ARRAY_MEMORY_OPERATORS +void * operator new[] (size_t size) +{ + return wxDebugAlloc(size, NULL, 0, false, true); +} + +void * operator new[] (size_t size, wxChar * fileName, int lineNum) +{ + return wxDebugAlloc(size, fileName, lineNum, false, true); +} + +void operator delete[] (void * buf) +{ + wxDebugFree(buf, true); +} +#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) ) { #if USE_THREADSAFE_MEMORY_ALLOCATION - MemoryCriticalSectionLocker lock(GetMemLocker()); + MemoryCriticalSectionLocker lock(memLocker); #endif // If not in debugging allocation mode, do the normal thing @@ -982,7 +987,7 @@ void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject, void wxDebugFree(void * buf, bool WXUNUSED(isVect) ) { #if USE_THREADSAFE_MEMORY_ALLOCATION - MemoryCriticalSectionLocker lock(GetMemLocker()); + MemoryCriticalSectionLocker lock(memLocker); #endif if (!buf) @@ -1106,14 +1111,30 @@ void wxTraceLevel(int, const wxChar * ...) } //---------------------------------------------------------------------------- -// Final cleanup after all global objects in all files have been destructed +// Final cleanup after all global objects in all files have been destroyed //---------------------------------------------------------------------------- // Don't set it to 0 by dynamic initialization -// Some compilers will realy do the asignment later +// 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++; +} + +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) @@ -1125,8 +1146,7 @@ void wxDebugContextDumpDelayCounter::DoDump() } // Even if there is nothing else, make sure that there is at -// least one clenup counter object +// 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