Re: epoll_ctl and const correctness

nicolas sitbon
2009-03-27T19:43:39Z

According to this link : http://lse.sourceforge.net/epoll/index.html,
you're are the author of epoll, so please can you answer my questions.
TBA.

2009/3/25 Davide Libenzi <davidel@xmailserver.org>:
> On Wed, 25 Mar 2009, nicolas sitbon wrote:
>
>> Currently, the prototype of epoll_ctl is :
>>
>> int epoll_ctl(int epfd, int op, int fd, struct epoll_event *event);
>>
>> I searched in the man of epoll_ctl and google, and it seems that the
>> structure pointed to by event isn't modify, valgrind confirms this
>> behaviour, so am I wrong? or the good prototype is
>>
>> int epoll_ctl(int epfd, int op, int fd, struct epoll_event const *event);
>
> According to the current ctl operations, yes. But doing that would prevent
> other non-const operations to be added later on.
>
>
> - Davide
>
>
>