1 #ifdef _DEBUG
2
3 #include <stdio.h>
4 #include <stdlib.h>
5 #include <string.h>
6
7 #define _BUF_SIZE 128
8
9 static const char* g_FileName = "HeapLog.txt";
10 static const char* g_AllocateFail = "分配失败 --- 当前情况(分配:%d, 释放:%d)\x0a";
11 static const char* g_AllocateOK = "分配成功(地址:%p, 大小:%d) --- 当前情况(分配:%d, 释放:%d)\x0a";
12 static const char* g_FreeOK = "释放成功(地址:%p) --- 当前情况(分配:%d, 释放:%d)\x0a";
13 static int g_AllocateNum = 0;
14 static int g_FreeNum = 0;
15 static char g_Buf[_BUF_SIZE];
16
17 void* operator new(size_t s)
18 {
19 void* p = malloc(s);
20
21 FILE* pF;
22 fopen_s(&pF, g_FileName, "a");
23
24 if (!p)
25 sprintf_s(g_Buf, _BUF_SIZE, g_AllocateFail, g_AllocateNum, g_FreeNum);
26 else
27 {
28 g_AllocateNum++;
29 sprintf_s(g_Buf, _BUF_SIZE, g_AllocateOK, p, s, g_AllocateNum, g_FreeNum);
30 }
31
32 fwrite(g_Buf, sizeof(char), strlen(g_Buf), pF);
33 fflush(pF);
34 fclose(pF);
35 return p;
36 }
37
38 void operator delete(void* p)
39 {
40 free(p);
41 g_FreeNum++;
42
43 FILE* pF;
44 fopen_s(&pF, g_FileName, "a");
45
46 sprintf_s(g_Buf, _BUF_SIZE, g_FreeOK, p, g_AllocateNum, g_FreeNum);
47 fwrite(g_Buf, sizeof(char), strlen(g_Buf), pF);
48 fflush(pF);
49 fclose(pF);
50 }
51
52 void* operator new[](size_t s)
53 {
54 return operator new(s);
55 }
56
57 void operator delete[](void* p)
58 {
59 operator delete(p);
60 }
61
62 #endif
