Re: select() stress

["Richard B. Johnson" <root@chaos.analogic.com>]

On Mon, 17 Mar 2003, Sparks, Jamie wrote:

>
> Hello,
>
>   I'm running some code ported from an sgi running Irix 6.5 on a
>   redhat 7.1 box: 2.4.7-10, i686.  Control hangs on a select()
>   statement forever.  The select is never completed, so I can't
>   check errno.
>
[SNIPPED...]


>       /*  ****************************** */
>       if (select(getdtablesize(), &socklist, NULL, NULL, NULL) < 0)
>       {
>         if (errno != EINTR) perror("WeapTerrain");
> 	continue;
>       }

select() takes a file-descriptor as its first argument, not the
return-value of some function that returns the number of file-
descriptors. You cannot assume that this number is the same
as the currently open socket. Just use the socket-value. That's
the file-descriptor.


Cheers,
Dick Johnson
Penguin : Linux version 2.4.20 on an i686 machine (797.90 BogoMips).
Why is the government concerned about the lunatic fringe? Think about it.