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From: j.neuschaefer@gmx.net (Jonathan Neuschäfer)
To: kernelnewbies@lists.kernelnewbies.org
Subject: I/O event notification mechanism - select() or epoll() ?
Date: Fri, 28 Sep 2012 19:05:55 +0200	[thread overview]
Message-ID: <20120928170555.GA2820@debian.debian> (raw)
In-Reply-To: <CA+NV+Vm67XNLrjLjzEF6jz6oqOp=PtRZQb7nFuBJ2Vk3Mvy3Fg@mail.gmail.com>

On Wed, Sep 26, 2012 at 05:19:50PM +0530, Rahul Bedarkar wrote:
> Hi,
> 
> I have to capture kernel udev events through libudev. One of API
> provides asynchronous events by reading on file descriptor. I found
> that there two ways to do that.
> 
> 1) select call
> 2) epoll
> 
> I also found that epoll is smarter and meant to replace old select call.
> 
> What are your thoughts on these ? Which one is better ?

I personally prefer event loop libraries such as libev[1]. They handle
all the interfacing with the event mechanism the OS provides, so you
only need to register a callback function.

HTH,
Jonathan Neusch?fer

[1] http://software.schmorp.de/pkg/libev.html

      parent reply	other threads:[~2012-09-28 17:05 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-26 11:49 I/O event notification mechanism - select() or epoll() ? Rahul Bedarkar
2012-09-26 15:49 ` Peter Teoh
2012-09-28  5:23 ` michi1 at michaelblizek.twilightparadox.com
2012-09-28  5:28   ` Rahul Bedarkar
2012-09-28 17:05 ` Jonathan Neuschäfer [this message]

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