Re: [PHP4BETA] select() Design Notes
| From: | Evan Klinger | Date: | Sat, 04 Dec 1999 08:50:47 +0000 |
| Subject: | Re: [PHP4BETA] select() Design Notes | ||
| References: | 1 2 | Groups: | php.version4 |
| Request: | Send a blank email to php-version4+get-7386@lists.php.net to get a copy of this message | ||
Christian Schneider wrote:
>
> Evan Klinger wrote:
> > and $ret could be:
> > a) false // timeout
> > b) a single fd-resouce
> > c) an array of fp-resources with their status.
>
> Hmm.. why not mimic the UNIX/C behaviour?
> $ret = number of fds (see man select)
> and input arrays would be modified to contain fds which caused select() to
> return.
>
> $ret gives you easy way to determine what happened, arrays are easy to examine
> as well. If you return an array of fds instead you run into the problem of
> marking which fd were readable vs. writeable vs. got an exception. Especially if
> you have the same fd in read and write fdset.
>
> But then again, maybe I'm too used to using select() with C :-)
>
> More opinions?
Good point. However, there'd still need to be a fd_set(fd_resource)
function to see if the fd_resource is set. Or am I missing something?
--
ev
----------------------------
Evan Klinger evan@php.net
AIM evan715