[Python-Dev] [Fwd: [issue6397] Implementing Solaris "poll" in the "select" module]

[Gregory P. Smith]

On Thu, Jul 2, 2009 at 2:52 AM, Jesus Cea<jcea at jcea.es> wrote:
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> Alexandre Vassalotti wrote:
>> On Wed, Jul 1, 2009 at 10:05 PM, Guido van Rossum<guido at python.org> wrote:
>>> The select module already supports the poll() system call. Or is there
>>> a special variant that only Solaris has?
>>>
>>
>> I think Jesus refers to /dev/poll—i.e., the interface for
>> edge-triggered polling on Solaris. This is the Solaris equivalent of
>> FreeBSD's kqueue and Linux's epoll.
>
> Yes. In python 2.6, Linux and *BSD benefice of access to high performing
> "poll"-like interfaces, non portable. Solaris has "/dev/poll" too, so we
> can provide another non-portable interface :). In fact I think it could
> be interesting to investigate the direct use of "/dev/poll" in Solaris
> under "select.poll" implementation, if available, in a transparent way.
> With this could be possible to improve efficiency without adding another
> non-portable interface.
>
> But before investigating options, I want to know if there is interest on
> it. I think so, because Solaris/OpenSolaris is an important platform, I
> will take care of the code, and we already have non-portable interfaces:
> "select.epoll" for Linux and "select.kqueue" for *BSD.

+1  I'm sure *Solaris users would appreciate this.  Go for it.

>
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