signalfd support

Larry Hall (Cygwin)
Mon Oct 15 21:11:00 GMT 2012

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
>> --
>> Problem reports:
>> FAQ:         
>> Documentation:
>> Unsubscribe info:
> 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.




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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