throw 类对象类型异常

// p15-throw类对象类型异常.cpp : 此文件包含 “main” 函数。程序执行将在此处开始并结束。
//
#include<stdio.h>
#include<stdlib.h>
#include

#define BUFSIZE 1024
using namespace std;

class ErrorException
{
public:
ErrorException()
{
id = 0;
printf(“ErrorException 构造!\n”);
}
~ErrorException()
{
printf(“ErrorException~析构!(id:%d)\n”, id);
}

ErrorException(const ErrorException& e)
{
	id = 1;
	printf("ErrorException 拷贝构造函数!\n");
}

int id;

};

int copyfile4(const char* dest,const char* src)
{
FILE* fp1 = NULL, * fp2 = NULL;

fopen_s(&fp1, src, "rb");

if (fp1 == NULL)
{
	
	throw ErrorException();
}

fopen_s(&fp2, dest, "wb");
if (fp2 == NULL)
{
	throw - 2;
}

char buffer[BUFSIZE];
int readlen, weitelen;

while ((readlen = fread(buffer, 1, BUFSIZE, fp1)) > 0)
{
	weitelen = fwrite(buffer, 1, readlen, fp2);
	if (readlen != weitelen)
	{
		throw - 3;
	}
}

fclose(fp1);
fclose(fp2);
return 0;

}

int copyfile1(const char* dest, const char* src)
{
return copyfile4(dest, src);
}

int main()
{
int ret = 0;

try
{
	ret = copyfile1("c:/test/dest,txt", "c:/test/src.txt");
}
catch (ErrorException error)
{
	printf("出现异常啦!%d\n", error.id);
}
//catch (ErrorException& error)
//{
	//printf("出现异常啦!%c\n", error.id);
//}
catch (ErrorException* error)
{
	printf("出现异常啦!%c\n", error->id);
	delete error;
}

catch (...)
{
	printf("没有捉到具体的异常类型\n");
}

}