X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/16c1f7f345e1850f590cfbf67c3b00fbb6d2e62e..253293c10326afa0226932eab4753d188e1e22e2:/include/wx/memory.h diff --git a/include/wx/memory.h b/include/wx/memory.h index 0f61ce0516..e676282b7a 100644 --- a/include/wx/memory.h +++ b/include/wx/memory.h @@ -6,7 +6,7 @@ // Created: 29/01/98 // RCS-ID: $Id$ // Copyright: (c) 1998 Julian Smart -// Licence: wxWindows license +// Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_MEMORYH__ @@ -17,53 +17,119 @@ #endif #include "wx/defs.h" +#include "wx/string.h" /* The macro which will be expanded to include the file and line number info, or to be a straight call to the new operator. */ -#if (WXDEBUG && USE_MEMORY_TRACING) || USE_DEBUG_CONTEXT +#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT #include -#if USE_IOSTREAMH -#include +// Obsolete +#if 0 +#if wxUSE_IOSTREAMH + // N.B. BC++ doesn't have istream.h, ostream.h +# include #else -#include +# include +# if defined(__VISUALC__) || defined(__MWERKS__) +// using namespace std; +# endif +#endif #endif -#include "wx/string.h" +#ifdef __WXDEBUG__ -#if WXDEBUG +// devik 2000-8-27: export these because new/delete operators are now inline +WXDLLEXPORT void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject, bool isVect = FALSE); +WXDLLEXPORT void wxDebugFree(void * buf, bool isVect = FALSE); -// #ifndef WXDEBUG_NEW -// #define WXDEBUG_NEW new(__FILE__,__LINE__) -// #endif +//********************************************************************************** +/* + The global operator new used for everything apart from getting + dynamic storage within this function itself. +*/ -void * wxDebugAlloc(size_t size, char * fileName, int lineNum, bool isObject, bool isVect = FALSE); -void wxDebugFree(void * buf, bool isVect = FALSE); +// We'll only do malloc and free for the moment: leave the interesting +// stuff for the wxObject versions. +// devik 2000-8-29: All new/delete ops are now inline because they can't +// be marked as dllexport/dllimport. It then leads to weird bugs when +// used on MSW as DLL -// Global versions of the new and delete operators. -// Currently, these merely call malloc and free; only the wxObject -// operators do something interesting. But this allows WXDEBUG_NEW to -// work for all 'new's in a file. -#if USE_GLOBAL_MEMORY_OPERATORS +#if wxUSE_GLOBAL_MEMORY_OPERATORS +// Undefine temporarily (new is #defined in object.h) because we want to +// declare some new operators. #ifdef new -#undef new + #undef new #endif -void * operator new (size_t size, char * fileName, int lineNum); -void operator delete (void * buf); - -#if !( defined (_MSC_VER) && (_MSC_VER <= 1020) ) -void * operator new[] (size_t size, char * fileName, int lineNum); -void operator delete[] (void * buf); +#if defined(__SUNCC__) + #define wxUSE_ARRAY_MEMORY_OPERATORS 0 +#elif !( defined (__VISUALC__) && (__VISUALC__ <= 1020) ) || defined( __MWERKS__) + #define wxUSE_ARRAY_MEMORY_OPERATORS 1 +#elif defined (__SGI_CC_) + // only supported by -n32 compilers + #ifndef __EDG_ABI_COMPATIBILITY_VERSION + #define wxUSE_ARRAY_MEMORY_OPERATORS 0 + #endif +#elif !( defined (__VISUALC__) && (__VISUALC__ <= 1020) ) || defined( __MWERKS__) + #define wxUSE_ARRAY_MEMORY_OPERATORS 1 +#else + // ::operator new[] is a recent C++ feature, so assume it's not supported + #define wxUSE_ARRAY_MEMORY_OPERATORS 0 #endif +inline void * operator new (size_t size, wxChar * fileName, int lineNum) +{ + return wxDebugAlloc(size, fileName, lineNum, FALSE, FALSE); +} + +inline void * operator new (size_t size) +{ + return wxDebugAlloc(size, NULL, 0, FALSE); +} + +inline void operator delete (void * buf) +{ + wxDebugFree(buf, FALSE); +} + +#if wxUSE_ARRAY_MEMORY_OPERATORS +inline void * operator new[] (size_t size) +{ + return wxDebugAlloc(size, NULL, 0, FALSE, TRUE); +} + +inline void * operator new[] (size_t size, wxChar * fileName, int lineNum) +{ + return wxDebugAlloc(size, fileName, lineNum, FALSE, TRUE); +} + +inline void operator delete[] (void * buf) +{ + wxDebugFree(buf, TRUE); +} #endif -#endif + +// VC++ 6.0 +#if defined(__VISUALC__) && (__VISUALC__ >= 1200) +inline void operator delete(void* pData, wxChar* /* fileName */, int /* lineNum */) +{ + wxDebugFree(pData, FALSE); +} +inline void operator delete[](void* pData, wxChar* /* fileName */, int /* lineNum */) +{ + wxDebugFree(pData, TRUE); +} +#endif // __VISUALC__>=1200 +#endif // wxUSE_GLOBAL_MEMORY_OPERATORS +#endif // __WXDEBUG__ + +//********************************************************************************** typedef unsigned int wxMarkerType; @@ -118,7 +184,7 @@ public: wxMarkerType m_firstMarker; // File name and line number are from cpp. - char* m_fileName; + wxChar* m_fileName; int m_lineNum; // The amount of memory requested by the caller. @@ -164,12 +230,17 @@ protected: // Traverse the list. static void TraverseList (PmSFV, wxMemStruct *from = NULL); - static streambuf *m_streamBuf; - static ostream *m_debugStream; + // Obsolete +#if 0 + static wxSTD streambuf *m_streamBuf; + static wxSTD ostream *m_debugStream; +#endif static int debugLevel; static bool debugOn; + static int m_balign; // byte alignment + static int m_balignmask; // mask for performing byte alignment public: // Set a checkpoint to dump only the memory from // a given point @@ -178,12 +249,15 @@ public: wxDebugContext(void); ~wxDebugContext(void); + // Obsolete +#if 0 static bool HasStream(void) { return (m_debugStream != NULL); }; - static ostream& GetStream(void) { return *m_debugStream; } - static streambuf *GetStreamBuf(void) { return m_streamBuf; } - static void SetStream(ostream *stream, streambuf *buf = NULL); + static wxSTD ostream& GetStream(void) { return *m_debugStream; } + static wxSTD streambuf *GetStreamBuf(void) { return m_streamBuf; } + static void SetStream(wxSTD ostream *stream, wxSTD streambuf *buf = NULL); static bool SetFile(const wxString& file); static bool SetStandardError(void); +#endif static int GetLevel(void) { return debugLevel; } static void SetLevel(int level) { debugLevel = level; } @@ -193,7 +267,7 @@ public: static void SetCheckpoint(bool all = FALSE); static wxMemStruct *GetCheckpoint(void) { return checkPoint; } - + // Calculated from the request size and any padding needed // before the final marker. static size_t PaddedSize (const size_t reqSize); @@ -242,7 +316,7 @@ public: // Count the number of non-wxDebugContext-related objects // that are outstanding - static int CountObjectsLeft(void); + static int CountObjectsLeft(bool sinceCheckpoint = FALSE); private: // Store these here to allow access to the list without @@ -255,23 +329,23 @@ private: static bool m_checkPrevious; }; -// Output a debug mess., in a system dependent fashion. -void WXDLLEXPORT wxTrace(const char *fmt ...); -void WXDLLEXPORT wxTraceLevel(int level, const char *fmt ...); +// Output a debug message, in a system dependent fashion. +void WXDLLEXPORT wxTrace(const wxChar *fmt ...); +void WXDLLEXPORT wxTraceLevel(int level, const wxChar *fmt ...); #define WXTRACE wxTrace #define WXTRACELEVEL wxTraceLevel -#else // else part for the #if WXDEBUG +#else // else part for the #if __WXDEBUG__ -inline void wxTrace(const char *WXUNUSED(fmt)) {} -inline void wxTraceLevel(int WXUNUSED(level), const char *WXUNUSED(fmt)) {} +inline void wxTrace(const wxChar *WXUNUSED(fmt)) {} +inline void wxTraceLevel(int WXUNUSED(level), const wxChar *WXUNUSED(fmt)) {} #define WXTRACE TRUE ? (void)0 : wxTrace #define WXTRACELEVEL TRUE ? (void)0 : wxTraceLevel // #define WXDEBUG_NEW new -#endif // WXDEBUG +#endif // __WXDEBUG__ #endif // _WX_MEMORYH__