X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4e32eea148dafadbdd0712377c1b5038406ffde5..0555b2a0a3c509687e7fc5aeb160f5171b7e6311:/include/wx/memory.h?ds=sidebyside diff --git a/include/wx/memory.h b/include/wx/memory.h index 22820dcb91..333b937436 100644 --- a/include/wx/memory.h +++ b/include/wx/memory.h @@ -1,6 +1,6 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: memory.h -// Purpose: MDI classes +// Name: wx/memory.h +// Purpose: Memory operations // Author: Arthur Seaton, Julian Smart // Modified by: // Created: 29/01/98 @@ -9,28 +9,17 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifndef _WX_MEMORYH__ -#define _WX_MEMORYH__ - -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma interface "memory.h" -#endif +#ifndef _WX_MEMORY_H_ +#define _WX_MEMORY_H_ #include "wx/defs.h" #include "wx/string.h" #include "wx/msgout.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 (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT +#if wxUSE_MEMORY_TRACING || wxUSE_DEBUG_CONTEXT #include -#ifdef __WXDEBUG__ - WXDLLIMPEXP_BASE void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject, bool isVect = false); WXDLLIMPEXP_BASE void wxDebugFree(void * buf, bool isVect = false); @@ -42,9 +31,7 @@ WXDLLIMPEXP_BASE 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 + #if wxUSE_GLOBAL_MEMORY_OPERATORS @@ -56,20 +43,24 @@ WXDLLIMPEXP_BASE void wxDebugFree(void * buf, bool isVect = false); #if defined(__SUNCC__) #define wxUSE_ARRAY_MEMORY_OPERATORS 0 -#elif !( defined (__VISUALC__) && (__VISUALC__ <= 1020) ) || defined( __MWERKS__) +#elif !( defined (__VISUALC__) && (__VISUALC__ <= 1020) ) #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__) +#elif !( defined (__VISUALC__) && (__VISUALC__ <= 1020) ) #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 +// 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 +#if defined(__WINDOWS__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL_BASE)) inline void * operator new (size_t size, wxChar * fileName, int lineNum) { return wxDebugAlloc(size, fileName, lineNum, false, false); @@ -98,12 +89,29 @@ inline void * operator new[] (size_t size, wxChar * fileName, int lineNum) inline void operator delete[] (void * buf) { - wxDebugFree(buf, true); + wxDebugFree(buf, true); } -#endif +#endif // wxUSE_ARRAY_MEMORY_OPERATORS + +#else + +void * operator new (size_t size, wxChar * fileName, int lineNum); + +void * operator new (size_t size); + +void operator delete (void * buf); + +#if wxUSE_ARRAY_MEMORY_OPERATORS +void * operator new[] (size_t size); + +void * operator new[] (size_t size, wxChar * fileName, int lineNum); + +void operator delete[] (void * buf); +#endif // wxUSE_ARRAY_MEMORY_OPERATORS +#endif // defined(__WINDOWS__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL_BASE)) -// VC++ 6.0 and MWERKS -#if ( defined(__VISUALC__) && (__VISUALC__ >= 1200) ) || defined(__MWERKS__) +// VC++ 6.0 +#if ( defined(__VISUALC__) && (__VISUALC__ >= 1200) ) inline void operator delete(void* pData, wxChar* /* fileName */, int /* lineNum */) { wxDebugFree(pData, false); @@ -114,7 +122,6 @@ inline void operator delete[](void* pData, wxChar* /* fileName */, int /* lineNu } #endif // __VISUALC__>=1200 #endif // wxUSE_GLOBAL_MEMORY_OPERATORS -#endif // __WXDEBUG__ //********************************************************************************** @@ -127,7 +134,7 @@ typedef unsigned int wxMarkerType; class WXDLLIMPEXP_BASE wxMemStruct { -friend class WXDLLIMPEXP_BASE wxDebugContext; // access to the m_next pointer for list traversal. +friend class WXDLLIMPEXP_FWD_BASE wxDebugContext; // access to the m_next pointer for list traversal. public: public: @@ -192,6 +199,9 @@ public: typedef void (wxMemStruct::*PmSFV) (); +// Type of the app function that can be installed and called at wxWidgets shutdown +// (after all other registered files with global destructors have been closed down). +typedef void (*wxShutdownNotifyFunction)(); /* Debugging class. This will only have a single instance, but it's @@ -292,6 +302,8 @@ public: // This function is used to output the dump static void OutputDumpLine(const wxChar *szFormat, ...); + static void SetShutdownNotifyFunction(wxShutdownNotifyFunction shutdownFn); + private: // Store these here to allow access to the list without // needing to have a wxMemStruct object. @@ -301,23 +313,25 @@ private: // Set to false if we're not checking all previous nodes when // we do a new. Set to true when we are. static bool m_checkPrevious; + + // Holds a pointer to an optional application function to call at shutdown. + static wxShutdownNotifyFunction sm_shutdownFn; + + // Have to access our shutdown hook + friend class wxDebugContextDumpDelayCounter; }; // Final cleanup (e.g. deleting the log object and doing memory leak checking) // will be delayed until all wxDebugContextDumpDelayCounter objects have been // destructed. Adding one wxDebugContextDumpDelayCounter per file will delay // memory leak checking until after destructing all global objects. + class WXDLLIMPEXP_BASE wxDebugContextDumpDelayCounter { public: - wxDebugContextDumpDelayCounter() { - sm_count++; - } - - ~wxDebugContextDumpDelayCounter() { - sm_count--; - if(!sm_count) DoDump(); - } + wxDebugContextDumpDelayCounter(); + ~wxDebugContextDumpDelayCounter(); + private: void DoDump(); static int sm_count; @@ -329,13 +343,13 @@ static wxDebugContextDumpDelayCounter wxDebugContextDumpDelayCounter_File; static wxDebugContextDumpDelayCounter wxDebugContextDumpDelayCounter_Extra; // Output a debug message, in a system dependent fashion. -void WXDLLIMPEXP_BASE wxTrace(const wxChar *fmt ...) ATTRIBUTE_PRINTF_1; -void WXDLLIMPEXP_BASE wxTraceLevel(int level, const wxChar *fmt ...) ATTRIBUTE_PRINTF_2; +void WXDLLIMPEXP_BASE wxTrace(const wxChar *fmt ...) WX_ATTRIBUTE_PRINTF_1; +void WXDLLIMPEXP_BASE wxTraceLevel(int level, const wxChar *fmt ...) WX_ATTRIBUTE_PRINTF_2; #define WXTRACE wxTrace #define WXTRACELEVEL wxTraceLevel -#else // (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT +#else // wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT #define WXDEBUG_DUMPDELAYCOUNTER @@ -352,8 +366,6 @@ void WXDLLIMPEXP_BASE wxTraceLevel(int level, const wxChar *fmt ...) ATTRIBUTE_P #define WXTRACE true ? (void)0 : wxTrace #define WXTRACELEVEL true ? (void)0 : wxTraceLevel -#endif // (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT - -#endif - // _WX_MEMORYH__ +#endif // wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT +#endif // _WX_MEMORY_H_