Posted on 2010-04-16 23:28
S.l.e!ep.￠% 阅读(246)
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C++
#include<stdio.h>
#include<setjmp.h>
#include<stdlib.h>
#define try if (!(ret = setjmp(buf)))
#define catch(i) else
#define throw(i) longjmp(buf, i)
jmp_buf buf;
void sub1()
{
printf("in sub1()\n");
throw(1);
printf("you will never see this!");
}
void sub2()
{
printf("in sub2()\n");
throw(2);
printf("you will never see this!");
}
int main()
{
int ret;
try
{
printf("first time through\n");
sub1();
sub2();
}
catch(ret)
{
switch(ret)
{
case 1:
printf("sub1 raised an exception\n");
break;
case 2:
printf("sub2 raised an exception\n");
break;
default:
break;
}
}
printf("back in main()\n");
system("pause");
return 0;
}