added compression ratio argument to wxZlibOutputStream ctor

[wxWidgets.git] / src / common / memory.cpp

diff --git a/src/common/memory.cpp b/src/common/memory.cpp
index d8ad194662daaa6e3d84e76511e39df0035f7b5a..a67263d476e9137ccadfb11ccd2104ee5f979b2e 100644 (file)
--- a/src/common/memory.cpp
+++ b/src/common/memory.cpp
@@ -35,7 +35,7 @@
 #include "wx/app.h"
 #endif
 
-#include <wx/log.h>
+#include "wx/log.h"
 #include <stdlib.h>
 
 #include "wx/ioswrap.h"
@@ -46,7 +46,8 @@
     #include <fstream>
 #endif
 
-#if !defined(__WATCOMC__) && !defined(__VMS__) && !defined( __MWERKS__ ) && !defined(__SALFORDC__)
+#if !defined(__WATCOMC__) && !(defined(__VMS__) && ( __VMS_VER < 70000000 ) )\
+     && !defined( __MWERKS__ ) && !defined(__SALFORDC__)
 #include <memory.h>
 #endif
 
@@ -472,6 +473,11 @@ 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;
@@ -595,6 +601,9 @@ 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)
 {
@@ -602,11 +611,22 @@ size_t wxDebugContext::GetPadding (const size_t size)
     return (pad) ? sizeof(wxMarkerType) - pad : 0;
 }
 
-
-
 size_t wxDebugContext::PaddedSize (const size_t size)
 {
+    // Added by Terry Farnham <TJRT@pacbell.net> to replace
+    // slow GetPadding call.
+       int padb;
+
+       padb = size & m_balignmask;
+       if(padb)
+               return(size + m_balign - padb);
+       else
+               return(size);
+
+// Old (slow) code
+#if 0
     return size + GetPadding (size);
+#endif
 }
 
 /*
@@ -988,6 +1008,7 @@ void * operator new[] (size_t size, wxChar * fileName, int lineNum)
 }
 #endif
 
+#if !defined(__VISAGECPP__) // already defines this by default
 void operator delete (void * buf)
 {
 #ifdef NO_DEBUG_ALLOCATION
@@ -996,13 +1017,12 @@ void operator delete (void * buf)
   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