析构函数中delete报错!为什么?
lag27 2005-11-21 08:18:55 CBookTitle类的头文件中定义了char *pBuf1,char *pBuf2
class CBookTitle
{
public:
CBookTitle();
virtual ~CBookTitle();
long ReadBuf(char * buf, long start, long len);
private:
char *pBuf1; //装入基藏题名
char *pBuf2; //512K的双缓冲区
long len1;
long len2; //缓冲区的有效长度
long fp; //模拟文件指针,外部读缓冲和读真实文件一致,指向起始位置
};
Init函数中给pBuf1,pBuf2分配了空间
BOOL CBookTitle::Init(FILE *pfile)
{
long i=0, k=0;
//512K的双缓冲区
pBuf1 = new char[BUFSIZE];
if (pBuf1==NULL) return FALSE; //分配空间失败
pBuf2 = new char[BUFSIZE];
if (pBuf2==NULL) return FALSE;
...
return TRUE;
}
析构函数中要删除pBuf1p,Buf2
CBookTitle::~CBookTitle()
{
if(NULL != pBuf1) delete [] pBuf1;
if(NULL != pBuf2) delete [] pBuf2;
}
另一个函数中定义了类:CBookTitle book,函数出口时自动调用CBookTitle的析构函数
void CAppendLib::OnOK()
{
CBookTitle book;
...
book.Init (fpLib);
...
}
但是为什么运行delete [] pBuf1和delete [] pBuf2总是报错(DAMAGE:after normal block at 0x01B10040)?是不是不能自已释放类的private变量指向的空间?