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In message: <363446479.20080103213223@EnderUNIX.org> Metin KAYA <metin@EnderUNIX.org> writes: : Yes Rick, I'm asking this "indefinitely" issue. Is there anything : that handle this NULL situation a signal, or etc.? How does Linux or : FreeBSD behave? : : > On Thu, Jan 03, 2008 at 08:52:48PM +0200, Metin KAYA wrote: : >> : >> How select(2) will behave if I give the "utimeout" parameter as : >> NULL? : : > According to the man page: : : > If timeout is not a null pointer, it specifies the maximum interval to : > wait for the selection to complete. System activity can lengthen the : > interval by an indeterminate amount. : : > If timeout is a null pointer, the select blocks indefinitely. : : > To effect a poll, the timeout argument should not be a null pointer, but : > it should point to a zero-valued timeval structure. : Indefinitely means "it won't return until there's an error or data" Warner _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org"