RE: signalfd support

[Charles Stepp <charles dot stepp at syniverse dot com>]

>
> On 10/15/2012 4:57 PM, Charles Stepp wrote:
> >> Since the performance of Cygwin fifos is orders of magnitude poorer than the equivalent Linux implementation,  I've been trying to find an alternative to fifos in my Cygwin port.
> >>
> >> One possibility is to use a combination of real time signals (which queue) and
> >> signalfd to provide a select()'able interface to those signals.   Early test
> >> code on Linux shows promise.
> >>
> >> I did a quick check and it doesn't appear that Cygwin supports the signalfd
> >> (or eventfd) interface.   Are there any plans to include this?    If not what
> >> should I look at that Cygwin does support that could provide similar functionality?
> >>
> >> Thanks in advance for all your answers.
> >>
> >> bob
> >>
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> >
> > I was thinking, "hmmm...shared memory...that's some fast stuff...",
> > but
> >
> > PC - ~ # ipcs -a
> > Bad system call
> >
> > Oh well...our wonderful godlings who create this cygwin stuff for us
> > can only make so much silk purse out of this Windoze pig.
>
> <http://cygwin.com/cygwin-ug-net/using-cygserver.html>
>
>
> --
> Larry
>
> _____________________________________________________________________
>
> A: Yes.
>  > Q: Are you sure?
>  >> A: Because it reverses the logical flow of conversation.
>  >>> Q: Why is top posting annoying in email?
>
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>

Very Nice!!

        PC - ~ # net start cygserver
        The CYGWIN cygserver service is starting.
        The CYGWIN cygserver service was started successfully.

        PC - ~ # ipcs -a
        Message Queues:
        T     ID               KEY        MODE       OWNER    GROUP  CREATOR   CGROUP CBYTES   QNUM QBYTES  LSPID  LRPID    STIME    RTIME    CTIME

        Shared Memory:
        T     ID               KEY        MODE       OWNER    GROUP  CREATOR   CGROUP NATTCH  SEGSZ  CPID  LPID    ATIME    DTIME    CTIME

        Semaphores:
        T     ID               KEY        MODE       OWNER    GROUP  CREATOR   CGROUP NSEMS    OTIME    CTIME

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