The Tor Browser: other-licenses/7zstub/src/Common/NewHandler.cpp@925c144e1f1f

     1 // NewHandler.cpp

     3 #include "StdAfx.h"

     5 #include <stdlib.h>

     7 #include "NewHandler.h"

     9 // #define DEBUG_MEMORY_LEAK

    11 #ifndef DEBUG_MEMORY_LEAK

    13 #ifdef _WIN32

    14 void *

    15 #ifdef _MSC_VER

    16 __cdecl

    17 #endif

    18 operator new(size_t size)

    19 {

    20   // void *p = ::HeapAlloc(::GetProcessHeap(), 0, size);

    21   void *p = ::malloc(size);

    22   if (p == 0)

    23     throw CNewException();

    24   return p;

    25 }

    27 void

    28 #ifdef _MSC_VER

    29 __cdecl

    30 #endif

    31 operator delete(void *p) throw()

    32 {

    33   /*

    34   if (p == 0)

    35     return;

    36   ::HeapFree(::GetProcessHeap(), 0, p);

    37   */

    38   ::free(p);

    39 }

    40 #endif

    42 #else

    44 #pragma init_seg(lib)

    45 const int kDebugSize = 1000000;

    46 static void *a[kDebugSize];

    47 static int index = 0;

    49 static int numAllocs = 0;

    50 void * __cdecl operator new(size_t size)

    51 {

    52   numAllocs++;

    53   void *p = HeapAlloc(GetProcessHeap(), 0, size);

    54   if (index == 40)

    55   {

    56     int t = 1;

    57   }

    58   if (index < kDebugSize)

    59   {

    60     a[index] = p;

    61     index++;

    62   }

    63   if (p == 0)

    64     throw CNewException();

    65   printf("Alloc %6d, size = %8d\n", numAllocs, size);

    66   return p;

    67 }

    69 class CC

    70 {

    71 public:

    72   CC()

    73   {

    74     for (int i = 0; i < kDebugSize; i++)

    75       a[i] = 0;

    76   }

    77   ~CC()

    78   {

    79     for (int i = 0; i < kDebugSize; i++)

    80       if (a[i] != 0)

    81         return;

    82   }

    83 } g_CC;

    86 void __cdecl operator delete(void *p)

    87 {

    88   if (p == 0)

    89     return;

    90   /*

    91   for (int i = 0; i < index; i++)

    92     if (a[i] == p)

    93       a[i] = 0;

    94   */

    95   HeapFree(GetProcessHeap(), 0, p);

    96   numAllocs--;

    97   printf("Free %d\n", numAllocs);

    98 }

   100 #endif

   102 /*

   103 int MemErrorVC(size_t)

   104 {

   105   throw CNewException();

   106   // return 1;

   107 }

   108 CNewHandlerSetter::CNewHandlerSetter()

   109 {

   110   // MemErrorOldVCFunction = _set_new_handler(MemErrorVC);

   111 }

   112 CNewHandlerSetter::~CNewHandlerSetter()

   113 {

   114   // _set_new_handler(MemErrorOldVCFunction);

   115 }

   116 */

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