X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6842d18650b487249b4ae29d0d7e17231b24cde8..dd23c25cde86903f2a4115e4a24e891e80d477e4:/src/common/memory.cpp diff --git a/src/common/memory.cpp b/src/common/memory.cpp index a50a601380..45d0b50816 100644 --- a/src/common/memory.cpp +++ b/src/common/memory.cpp @@ -35,16 +35,23 @@ #include "wx/app.h" #endif +#if wxUSE_THREADS +#include "wx/thread.h" +#endif + #include "wx/log.h" #include #include "wx/ioswrap.h" +// Obsolete +#if 0 #if wxUSE_IOSTREAMH #include #else #include #endif +#endif #if !defined(__WATCOMC__) && !(defined(__VMS__) && ( __VMS_VER < 70000000 ) )\ && !defined( __MWERKS__ ) && !defined(__SALFORDC__) @@ -111,10 +118,8 @@ */ void wxMemStruct::ErrorMsg (const char * mesg) { - wxLogDebug(wxT("wxWindows memory checking error: %s"), mesg); + wxLogMessage(wxT("wxWindows memory checking error: %s"), mesg); PrintNode (); - -// << m_fileName << ' ' << m_lineNum << endl; } /* @@ -122,10 +127,8 @@ void wxMemStruct::ErrorMsg (const char * mesg) */ void wxMemStruct::ErrorMsg () { - wxLogDebug(wxT("wxWindows over/underwrite memory error:")); + wxLogMessage(wxT("wxWindows over/underwrite memory error:")); PrintNode (); - -// cerr << m_fileName << ' ' << m_lineNum << endl; } @@ -344,7 +347,7 @@ void wxMemStruct::PrintNode () msg2.Printf(wxT(" at $%lX, size %d"), (long)GetActualData(), (int)RequestSize()); msg += msg2; - wxLogDebug(msg); + wxLogMessage(msg); } else { @@ -357,7 +360,7 @@ void wxMemStruct::PrintNode () msg2.Printf(wxT(" at $%lX, size %d\n"), (long)GetActualData(), (int)RequestSize()); msg += msg2; - wxLogDebug(msg); + wxLogMessage(msg); } } @@ -390,7 +393,7 @@ void wxMemStruct::Dump () msg2.Printf(wxT(" at $%lX, size %d"), (long)GetActualData(), (int)RequestSize()); msg += msg2; - wxLogDebug(msg); + wxLogMessage(msg); } else { @@ -401,7 +404,7 @@ void wxMemStruct::Dump () wxString msg2(""); msg2.Printf(wxT("non-object data at $%lX, size %d"), (long)GetActualData(), (int)RequestSize() ); msg += msg2; - wxLogDebug(msg); + wxLogMessage(msg); } } @@ -419,7 +422,7 @@ int wxMemStruct::ValidateNode () else { // Can't use the error routines as we have no recognisable object. #ifndef __WXGTK__ - wxLogDebug(wxT("Can't verify memory struct - all bets are off!")); + wxLogMessage(wxT("Can't verify memory struct - all bets are off!")); #endif } return 0; @@ -461,90 +464,25 @@ int wxMemStruct::ValidateNode () 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; int wxDebugContext::debugLevel = 1; bool wxDebugContext::debugOn = TRUE; wxMemStruct *wxDebugContext::checkPoint = NULL; +// For faster alignment calculation +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; + wxDebugContext::wxDebugContext(void) { -// m_streamBuf = new wxDebugStreamBuf; -// m_debugStream = new ostream(m_streamBuf); } 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.fn_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 @@ -596,6 +534,9 @@ char * wxDebugContext::StartPos (const char * caller) I don't know how portable this stuff is, but it seems to work for me at the moment. It would be real nice if I knew more about this! + + // Note: this function is now obsolete (along with CalcAlignment) + // because the calculations are done statically, for greater speed. */ size_t wxDebugContext::GetPadding (const size_t size) { @@ -603,11 +544,17 @@ size_t wxDebugContext::GetPadding (const size_t size) return (pad) ? sizeof(wxMarkerType) - pad : 0; } - - size_t wxDebugContext::PaddedSize (const size_t size) { - return size + GetPadding (size); + // Added by Terry Farnham to replace + // slow GetPadding call. + int padb; + + padb = size & m_balignmask; + if(padb) + return(size + m_balign - padb); + else + return(size); } /* @@ -630,7 +577,8 @@ void wxDebugContext::TraverseList (PmSFV func, wxMemStruct *from) 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)) @@ -648,9 +596,6 @@ void wxDebugContext::TraverseList (PmSFV func, wxMemStruct *from) bool wxDebugContext::PrintList (void) { #ifdef __WXDEBUG__ -// if (!HasStream()) -// return FALSE; - TraverseList ((PmSFV)&wxMemStruct::PrintNode, (checkPoint ? checkPoint->m_next : (wxMemStruct*)NULL)); return TRUE; @@ -662,28 +607,25 @@ bool wxDebugContext::PrintList (void) bool wxDebugContext::Dump(void) { #ifdef __WXDEBUG__ -// if (!HasStream()) -// return FALSE; - -// if (TRUE) { - wxChar* appName = wxT("application"); + wxChar* appName = (wxChar*) wxT("application"); wxString appNameStr(""); if (wxTheApp) { appNameStr = wxTheApp->GetAppName(); appName = WXSTRINGCAST appNameStr; - wxLogDebug(wxT("----- Memory dump of %s at %s -----"), appName, WXSTRINGCAST wxNow() ); + wxLogMessage(wxT("----- Memory dump of %s at %s -----"), appName, WXSTRINGCAST wxNow() ); } else { - wxLogDebug( wxT("----- Memory dump -----") ); + wxLogMessage( wxT("----- Memory dump -----") ); } } + TraverseList ((PmSFV)&wxMemStruct::Dump, (checkPoint ? checkPoint->m_next : (wxMemStruct*)NULL)); - wxLogDebug( wxT("") ); - wxLogDebug( wxT("") ); + wxLogMessage( wxT("") ); + wxLogMessage( wxT("") ); return TRUE; #else @@ -691,6 +633,7 @@ bool wxDebugContext::Dump(void) #endif } +#ifdef __WXDEBUG__ struct wxDebugStatsStruct { long instanceCount; @@ -715,26 +658,23 @@ static wxDebugStatsStruct *InsertStatsStruct(wxDebugStatsStruct *head, wxDebugSt st->next = head; return st; } +#endif bool wxDebugContext::PrintStatistics(bool detailed) { #ifdef __WXDEBUG__ -// if (!HasStream()) -// return FALSE; - -// if (TRUE) { - wxChar* appName = wxT("application"); + wxChar* appName = (wxChar*) wxT("application"); wxString appNameStr(wxT("")); if (wxTheApp) { appNameStr = wxTheApp->GetAppName(); appName = WXSTRINGCAST appNameStr; - wxLogDebug(wxT("----- Memory statistics of %s at %s -----"), appName, WXSTRINGCAST wxNow() ); + wxLogMessage(wxT("----- Memory statistics of %s at %s -----"), appName, WXSTRINGCAST wxNow() ); } else { - wxLogDebug( wxT("----- Memory statistics -----") ); + wxLogMessage( wxT("----- Memory statistics -----") ); } } @@ -755,15 +695,14 @@ bool wxDebugContext::PrintStatistics(bool detailed) 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()) - className = obj->GetClassInfo()->GetClassName(); + className = (wxChar*)obj->GetClassInfo()->GetClassName(); } wxDebugStatsStruct *stats = FindStatsStruct(list, className); if (!stats) @@ -778,7 +717,6 @@ bool wxDebugContext::PrintStatistics(bool detailed) stats->totalSize += st->RequestSize(); } -// if ((data != (void*)m_debugStream) && (data != (void*) m_streamBuf)) if (data != (void*) wxLog::GetActiveTarget()) { totalSize += st->RequestSize(); @@ -793,43 +731,40 @@ bool wxDebugContext::PrintStatistics(bool detailed) { while (list) { - wxLogDebug(wxT("%ld objects of class %s, total size %ld"), + wxLogMessage(wxT("%ld objects of class %s, total size %ld"), list->instanceCount, list->instanceClass, list->totalSize); wxDebugStatsStruct *old = list; list = old->next; free((char *)old); } - wxLogDebug(wxT("")); + wxLogMessage(wxT("")); } SetDebugMode(currentMode); - wxLogDebug(wxT("Number of object items: %ld"), noObjectNodes); - wxLogDebug(wxT("Number of non-object items: %ld"), noNonObjectNodes); - wxLogDebug(wxT("Total allocated size: %ld"), totalSize); - wxLogDebug(wxT("")); - wxLogDebug(wxT("")); + 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("")); return TRUE; #else + (void)detailed; return FALSE; #endif } bool wxDebugContext::PrintClasses(void) { -// if (!HasStream()) -// return FALSE; - -// if (TRUE) { - wxChar* appName = wxT("application"); + wxChar* appName = (wxChar*) wxT("application"); wxString appNameStr(wxT("")); if (wxTheApp) { appNameStr = wxTheApp->GetAppName(); appName = WXSTRINGCAST appNameStr; - wxLogDebug(wxT("----- Classes in %s -----"), appName); + wxLogMessage(wxT("----- Classes in %s -----"), appName); } } @@ -862,15 +797,15 @@ bool wxDebugContext::PrintClasses(void) if (info->GetConstructor()) msg += wxT(": dynamic"); - wxLogDebug(msg); + wxLogMessage(msg); } node = wxClassInfo::sm_classTable->Next(); n ++; } - wxLogDebug(wxT("")); - wxLogDebug(wxT("There are %d classes derived from wxObject."), n); - wxLogDebug(wxT("")); - wxLogDebug(wxT("")); + wxLogMessage(wxT("")); + wxLogMessage(wxT("There are %d classes derived from wxObject."), n); + wxLogMessage(wxT("")); + wxLogMessage(wxT("")); return TRUE; } @@ -917,7 +852,6 @@ int wxDebugContext::CountObjectsLeft(bool sinceCheckpoint) 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 ++; } @@ -925,116 +859,50 @@ int wxDebugContext::CountObjectsLeft(bool sinceCheckpoint) 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. - -#if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS +#if wxUSE_THREADS +static bool memSectionOk = FALSE; -#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 - -// 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 -} - -// Added JACS 25/11/98 -void * operator new (size_t size) -{ -#ifdef NO_DEBUG_ALLOCATION - return malloc(size); -#else - return wxDebugAlloc(size, NULL, 0, FALSE); -#endif -} - -#if wxUSE_ARRAY_MEMORY_OPERATORS -void * operator new[] (size_t size) -{ -#ifdef NO_DEBUG_ALLOCATION - return malloc(size); -#else - return wxDebugAlloc(size, NULL, 0, FALSE, TRUE); -#endif -} -#endif - -#if wxUSE_ARRAY_MEMORY_OPERATORS -void * operator new[] (size_t size, wxChar * fileName, int lineNum) -{ -#ifdef NO_DEBUG_ALLOCATION - return malloc(size); -#else - return wxDebugAlloc(size, fileName, lineNum, FALSE, TRUE); -#endif -} -#endif - -#if !defined(__VISAGECPP__) // already defines this by default -void operator delete (void * buf) -{ -#ifdef NO_DEBUG_ALLOCATION - free((char*) buf); -#else - wxDebugFree(buf); -#endif -} -#endif - -// VC++ 6.0 -#if defined(__VISUALC__) && (__VISUALC__ >= 1200) -void operator delete(void* pData, wxChar* /* fileName */, int /* lineNum */) -{ -// ::operator delete(pData); - // JACS 21/11/1998: surely we need to call wxDebugFree? - wxDebugFree(pData, FALSE); -} -// New operator 21/11/1998 -void operator delete[](void* pData, char* /* fileName */, int /* lineNum */) -{ - wxDebugFree(pData, TRUE); -} -#endif - -#if wxUSE_ARRAY_MEMORY_OPERATORS +public: + MemoryCriticalSection() { + memSectionOk = TRUE; + } +}; -void operator delete[] (void * buf) +class MemoryCriticalSectionLocker { -#ifdef NO_DEBUG_ALLOCATION - free((char*) buf); -#else - wxDebugFree(buf, TRUE); -#endif -} -#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; +}; +static MemoryCriticalSection memLocker; #endif // TODO: store whether this is a vector or not. void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject, bool WXUNUSED(isVect) ) { +#if wxUSE_THREADS + 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 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); @@ -1043,7 +911,7 @@ void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject, int totSize = wxDebugContext::TotSize (size); char * buf = (char *) malloc(totSize); if (!buf) { - wxLogDebug(wxT("Call to malloc (%ld) failed."), (long)size); + wxLogMessage(wxT("Call to malloc (%ld) failed."), (long)size); return 0; } wxMemStruct * st = (wxMemStruct *)buf; @@ -1084,9 +952,17 @@ 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) ) { +#if wxUSE_THREADS + MemoryCriticalSectionLocker lock(memLocker); +#endif + 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()) @@ -1120,16 +996,16 @@ void wxDebugFree(void * buf, bool WXUNUSED(isVect) ) (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 -void wxTrace(const wxChar *fmt ...) +void wxTrace(const wxChar * ...) { - va_list ap; +#if 1 + wxFAIL_MSG(wxT("wxTrace is now obsolete. Please use wxDebugXXX instead.")); +#else + va_list ap; static wxChar buffer[512]; va_start(ap, fmt); @@ -1157,11 +1033,15 @@ void wxTrace(const wxChar *fmt ...) #else fprintf(stderr, buffer); #endif +#endif } // 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.")); +#else if (wxDebugContext::GetLevel() < level) return; @@ -1171,7 +1051,7 @@ void wxTraceLevel(int level, const wxChar *fmt ...) va_start(ap, fmt); #ifdef __WXMSW__ - wvsprintf(buffer,fmt,ap) ; + wxWvsprintf(buffer,fmt,ap) ; #else vsprintf(buffer,fmt,ap) ; #endif @@ -1193,6 +1073,7 @@ void wxTraceLevel(int level, const wxChar *fmt ...) #else fprintf(stderr, buffer); #endif +#endif } #else // wxUSE_MEMORY_TRACING && defined(__WXDEBUG__)