heapchk.c

C_C++程序员实用大全（精华版）源代码 代码详实 一步一步深入 适合各阶段程序员的使用

#include <stdio.h>
#include <alloc.h>

void main(void)
 {
   char *buffer, *second_buffer;
   int i, state;

   buffer = (char *) malloc(100);
   second_buffer = (char *) malloc(100);

   state = heapcheck();

   if (state == _HEAPOK)
     printf("Heap is ok\n");
   else if (state == _HEAPCORRUPT)
     printf("Heap is corrupt\n");


   for (i = 0; i <= 100; i++)
     buffer[i] = i;


   state = heapcheck();

   if (state == _HEAPOK)
     printf("Heap is ok\n");
   else if (state == _HEAPCORRUPT)
     printf("Heap is corrupt\n");
 }