RFR [9] 8035897 : FD_SETSIZE should be set on macosx

Florian Weimer fweimer at redhat.com
Mon Aug 18 15:10:08 UTC 2014


On 02/28/2014 03:40 PM, Chris Hegarty wrote:
> Either:
>   1) FD_SETSIZE needs to be set to a larger value, but what value, the
>      kernel limit, or other? This is wasteful for most typical apps that
>      don't use large numbers of file descriptors. Or,
>   2) If fd is greater than 1024, then an appropriate amount of memory
>      could be allocated and cast to an fd_set. The FD_SET macro will
>      write past FD_SETSIZE.

3) use poll

Why do we have to use select here?

-- 
Florian Weimer / Red Hat Product Security


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