In article <[EMAIL PROTECTED]>,
 [EMAIL PROTECTED] wrote:

>Now my observation on FC4 ( kernel version 2.6.11-1.1369_FC4)
>"select()" can return  before timeout with a
>"Interrupted system call" (EINTR) error,

Nothing Red-Hat-specific, or even Linux-specific, about this. It's a 
standard *nix thing. _All_ potentially time-consuming system calls (such 
as select(2), read(2), write(2)) can return EINTR, or some other 
indication that they didn't do everything they were asked to do.

<http://en.wikipedia.org/wiki/PCLSRing>

>my question is , is it possible that our internal_select() fuction as
>seen on line 676 above returns "0" and we go on to do a "accept()" call
>which returns with a  "Resource temporarily unavailable" error if the
>sockfd is not readable.

The semantics of select(2) is that you're supposed to check the 
returrned bitmasks and only take the appropriate actions if the 
corresponding read-ready, write-ready and error bits are set.

See the select(2) man page for more on this.
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