X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b073db94f25d0554678addc69e2ad894e14feec6..1afad0ac74765ede24df7f069b41e3595dd1c605:/include/wx/memory.h

diff --git a/include/wx/memory.h b/include/wx/memory.h
index 71b5968d36..3291e38eb6 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
@@ -12,12 +12,9 @@
 #ifndef _WX_MEMORYH__
 #define _WX_MEMORYH__
 
-#if defined(__GNUG__) && !defined(__APPLE__)
-#pragma interface "memory.h"
-#endif
-
 #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
@@ -30,8 +27,8 @@
 
 #ifdef __WXDEBUG__
 
-WXDLLEXPORT void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject, bool isVect = FALSE);
-WXDLLEXPORT void wxDebugFree(void * buf, bool isVect = FALSE);
+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);
 
 //**********************************************************************************
 /*
@@ -41,9 +38,7 @@ WXDLLEXPORT 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
 
@@ -69,47 +64,68 @@ WXDLLEXPORT void wxDebugFree(void * buf, bool isVect = FALSE);
     #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(__WXMSW__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL_BASE))
 inline void * operator new (size_t size, wxChar * fileName, int lineNum)
 {
-    return wxDebugAlloc(size, fileName, lineNum, FALSE, FALSE);
+    return wxDebugAlloc(size, fileName, lineNum, false, false);
 }
 
 inline void * operator new (size_t size)
 {
-    return wxDebugAlloc(size, NULL, 0, FALSE);
+    return wxDebugAlloc(size, NULL, 0, false);
 }
 
 inline void operator delete (void * buf)
 {
-    wxDebugFree(buf, FALSE);
+    wxDebugFree(buf, false);
 }
 
 #if wxUSE_ARRAY_MEMORY_OPERATORS
 inline void * operator new[] (size_t size)
 {
-    return wxDebugAlloc(size, NULL, 0, FALSE, TRUE);
+    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);
+    return wxDebugAlloc(size, fileName, lineNum, false, true);
 }
 
 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(__WXMSW__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL_BASE))
 
 // VC++ 6.0 and MWERKS
 #if ( defined(__VISUALC__) && (__VISUALC__ >= 1200) ) || defined(__MWERKS__)
 inline void operator delete(void* pData, wxChar* /* fileName */, int /* lineNum */)
 {
-    wxDebugFree(pData, FALSE);
+    wxDebugFree(pData, false);
 }
 inline void operator delete[](void* pData, wxChar* /* fileName */, int /* lineNum */)
 {
-    wxDebugFree(pData, TRUE);
+    wxDebugFree(pData, true);
 }
 #endif // __VISUALC__>=1200
 #endif // wxUSE_GLOBAL_MEMORY_OPERATORS
@@ -124,9 +140,9 @@ typedef unsigned int wxMarkerType;
   allocated memory.
 */
 
-class WXDLLEXPORT wxMemStruct {
+class WXDLLIMPEXP_BASE wxMemStruct {
 
-friend class WXDLLEXPORT 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:
@@ -191,6 +207,9 @@ 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
@@ -202,7 +221,7 @@ typedef void (wxMemStruct::*PmSFV) ();
   globals which have to do with the wxMemStruct class.
 */
 
-class WXDLLEXPORT wxDebugContext {
+class WXDLLIMPEXP_BASE wxDebugContext {
 
 protected:
     // Used to set alignment for markers.
@@ -235,7 +254,7 @@ public:
     static bool GetDebugMode(void) { return debugOn; }
     static void SetDebugMode(bool flag) { debugOn = flag; }
 
-    static void SetCheckpoint(bool all = FALSE);
+    static void SetCheckpoint(bool all = false);
     static wxMemStruct *GetCheckpoint(void) { return checkPoint; }
 
     // Calculated from the request size and any padding needed
@@ -269,8 +288,8 @@ public:
     static bool GetCheckPrevious () { return m_checkPrevious; }
     static void SetCheckPrevious (bool value) { m_checkPrevious = value; }
 
-    // Checks all nodes, or all nodes if checkAll is TRUE
-    static int Check(bool checkAll = FALSE);
+    // Checks all nodes, or all nodes if checkAll is true
+    static int Check(bool checkAll = false);
 
     // Print out the list of wxMemStruct nodes.
     static bool PrintList(void);
@@ -279,14 +298,19 @@ public:
     static bool Dump(void);
 
     // Print statistics
-    static bool PrintStatistics(bool detailed = TRUE);
+    static bool PrintStatistics(bool detailed = true);
 
     // Print out the classes in the application.
     static bool PrintClasses(void);
 
     // Count the number of non-wxDebugContext-related objects
     // that are outstanding
-    static int CountObjectsLeft(bool sinceCheckpoint = FALSE);
+    static int CountObjectsLeft(bool sinceCheckpoint = false);
+
+    // 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
@@ -294,28 +318,63 @@ private:
     static wxMemStruct*         m_head;
     static wxMemStruct*         m_tail;
 
-    // Set to FALSE if we're not checking all previous nodes when
-    // we do a new. Set to TRUE when we are.
+    // 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();
+    ~wxDebugContextDumpDelayCounter();
+
+private:
+    void DoDump();
+    static int sm_count;
 };
 
+// make leak dump after all globals have been destructed
+static wxDebugContextDumpDelayCounter wxDebugContextDumpDelayCounter_File;
+#define WXDEBUG_DUMPDELAYCOUNTER \
+    static wxDebugContextDumpDelayCounter wxDebugContextDumpDelayCounter_Extra;
+
 // Output a debug message, in a system dependent fashion.
-void WXDLLEXPORT wxTrace(const wxChar *fmt ...) ATTRIBUTE_PRINTF_1;
-void WXDLLEXPORT wxTraceLevel(int level, const wxChar *fmt ...) ATTRIBUTE_PRINTF_2;
+void WXDLLIMPEXP_BASE wxTrace(const wxChar *fmt ...) ATTRIBUTE_PRINTF_1;
+void WXDLLIMPEXP_BASE wxTraceLevel(int level, const wxChar *fmt ...) ATTRIBUTE_PRINTF_2;
 
 #define WXTRACE wxTrace
 #define WXTRACELEVEL wxTraceLevel
 
-#else // else part for the #if __WXDEBUG__
+#else // (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
 
-inline void wxTrace(const wxChar *WXUNUSED(fmt)) {}
-inline void wxTraceLevel(int WXUNUSED(level), const wxChar *WXUNUSED(fmt)) {}
+#define WXDEBUG_DUMPDELAYCOUNTER
 
-#define WXTRACE TRUE ? (void)0 : wxTrace
-#define WXTRACELEVEL TRUE ? (void)0 : wxTraceLevel
+// Borland C++ Builder 6 seems to have troubles with inline functions (see bug
+// 819700)
+#if 0
+    inline void wxTrace(const wxChar *WXUNUSED(fmt)) {}
+    inline void wxTraceLevel(int WXUNUSED(level), const wxChar *WXUNUSED(fmt)) {}
+#else
+    #define wxTrace(fmt)
+    #define wxTraceLevel(l, fmt)
+#endif
 
-#endif // __WXDEBUG__
+#define WXTRACE true ? (void)0 : wxTrace
+#define WXTRACELEVEL true ? (void)0 : wxTraceLevel
+
+#endif // (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
 
 #endif
     // _WX_MEMORYH__
-