Initialer Commit

CPP/Common/NewHandler.cpp

@@ -0,0 +1,163 @@
+// NewHandler.cpp
+ 
+#include "StdAfx.h"
+
+#include <stdlib.h>
+
+#include "NewHandler.h"
+
+// #define DEBUG_MEMORY_LEAK
+
+#ifndef DEBUG_MEMORY_LEAK
+
+#ifdef _WIN32
+
+/*
+void * my_new(size_t size)
+{
+  // void *p = ::HeapAlloc(::GetProcessHeap(), 0, size);
+  void *p = ::malloc(size);
+  if (p == 0)
+    throw CNewException();
+  return p;
+}
+
+void my_delete(void *p) throw()
+{
+  // if (p == 0) return; ::HeapFree(::GetProcessHeap(), 0, p);
+  ::free(p);
+}
+
+void * my_Realloc(void *p, size_t newSize, size_t oldSize)
+{
+  void *newBuf = my_new(newSize);
+  if (oldSize != 0)
+    memcpy(newBuf, p, oldSize);
+  my_delete(p);
+  return newBuf;
+}
+*/
+
+void *
+#ifdef _MSC_VER
+__cdecl
+#endif
+operator new(size_t size)
+{
+  // void *p = ::HeapAlloc(::GetProcessHeap(), 0, size);
+  void *p = ::malloc(size);
+  if (p == 0)
+    throw CNewException();
+  return p;
+}
+
+void
+#ifdef _MSC_VER
+__cdecl
+#endif
+operator delete(void *p) throw()
+{
+  // if (p == 0) return; ::HeapFree(::GetProcessHeap(), 0, p);
+  ::free(p);
+}
+
+/*
+void *
+#ifdef _MSC_VER
+__cdecl
+#endif
+operator new[](size_t size)
+{
+  // void *p = ::HeapAlloc(::GetProcessHeap(), 0, size);
+  void *p = ::malloc(size);
+  if (p == 0)
+    throw CNewException();
+  return p;
+}
+
+void
+#ifdef _MSC_VER
+__cdecl
+#endif
+operator delete[](void *p) throw()
+{
+  // if (p == 0) return; ::HeapFree(::GetProcessHeap(), 0, p);
+  ::free(p);
+}
+*/
+
+#endif
+
+#else
+
+#include <stdio.h>
+
+// #pragma init_seg(lib)
+const int kDebugSize = 1000000;
+static void *a[kDebugSize];
+static int index = 0;
+
+static int numAllocs = 0;
+void * __cdecl operator new(size_t size)
+{
+  numAllocs++;
+  void *p = HeapAlloc(GetProcessHeap(), 0, size);
+  if (index < kDebugSize)
+  {
+    a[index] = p;
+    index++;
+  }
+  if (p == 0)
+    throw CNewException();
+  printf("Alloc %6d, size = %8u\n", numAllocs, (unsigned)size);
+  return p;
+}
+
+class CC
+{
+public:
+  CC()
+  {
+    for (int i = 0; i < kDebugSize; i++)
+      a[i] = 0;
+  }
+  ~CC()
+  {
+    for (int i = 0; i < kDebugSize; i++)
+      if (a[i] != 0)
+        return;
+  }
+} g_CC;
+
+
+void __cdecl operator delete(void *p)
+{
+  if (p == 0)
+    return;
+  /*
+  for (int i = 0; i < index; i++)
+    if (a[i] == p)
+      a[i] = 0;
+  */
+  HeapFree(GetProcessHeap(), 0, p);
+  numAllocs--;
+  printf("Free %d\n", numAllocs);
+}
+
+#endif
+
+/*
+int MemErrorVC(size_t)
+{
+  throw CNewException();
+  // return 1;
+}
+CNewHandlerSetter::CNewHandlerSetter()
+{
+  // MemErrorOldVCFunction = _set_new_handler(MemErrorVC);
+}
+CNewHandlerSetter::~CNewHandlerSetter()
+{
+  // _set_new_handler(MemErrorOldVCFunction);
+}
+*/