ws2_32: sendmsg on OS/X and BSD returns EMSGSIZE error for size 0
aric at codeweavers.com
Fri Mar 4 10:58:14 CST 2011
I was seeing this coming through WS2_async_send.
I will investigate and give you a better code path that is resulting in
On 3/4/11 10:47 AM, Alexandre Julliard wrote:
> Aric Stewart<aric at codeweavers.com> writes:
>> @@ -1781,6 +1781,9 @@ static int WS2_send( int fd, struct ws2_async *wsa )
>> wsa->iovec[wsa->first_iovec].iov_len -= n;
>> + /* BSD and OS/X return EMSGSIZE if hdr.msg_iovlen is 0 */
>> + else if ( hdr.msg_iovlen == 0&& errno == EMSGSIZE)
>> + ret = 0;
> This should never happen. We should always have at least one iov at that
> point, the callers should make sure of that.
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