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Re: Duplicated initialization in singlesocket?

From: Julien Chaffraix <julien.chaffraix_at_gmail.com>
Date: Sun, 3 Jan 2010 14:25:05 +0100

On Sun, Jan 3, 2010 at 12:48 PM, Kamil Dudka <kdudka_at_redhat.com> wrote:
> On Sunday 03 of January 2010 02:12:46 Julien Chaffraix wrote:
>> memset(&socks, 0, sizeof(socks));
>> for(i=0; i< MAX_SOCKSPEREASYHANDLE; i++)
>>     socks[i] = CURL_SOCKET_BAD;
>
> I think this may be cruft left over from revision 1.118 when it seemed
> like this:
>
> memset(&current, 0, sizeof(current));
> for(i=0; i< MAX_SOCKSPEREASYHANDLE; i++)
>  current.socks[i] = CURL_SOCKET_BAD;
>
>> My understanding is that the memset does not initialize more than the
>> for loop, which means that it could be dropped - looking at the code
>> there is no use of memset with negative values so I guess there may be
>> some portability issues with using memset(&socks, CURL_SOCKET_BAD,
>> sizeof(socks)). Is my analysis correct?
>
> I think so. The call of memset may be safely removed without any change
> of behavior, right?

I have tested the change and I saw no regression on my machine so I
think it can be safely removed (I was just wondering if there was any
C magic going on in those lines that I did not understand).

Thanks for the answer.

Regards,
Julien
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Received on 2010-01-03