Re: [PHP-DEV] Question about socket ext. file descriptors From: Andi Gutmans (andi <email protected>)
Date: 03/29/01

At 03:35 PM 3/29/2001 +0200, Zeev Suraski wrote:
>Note that the situation isn't as bad as you thought - it's not that it's
>not using the resource mechanism. It is, if it wasn't, we'd be getting
>loads of complaints from people running out of descriptors very
>quickly. It just uses old, PHP 3 style resources, of type
>IS_LONG. They're still destroyed when the request ends, so it's all safe
>and all. It simply doesn't use the PHP 4 style, of type IS_RESOURCE,
>which are actually destroyed when they're no longer needed. It's a good
>idea to update this code, but it's not very dangerous the way it is now.

I think you are wrong. Look at the function accept_connect(). You are
creating a new file descriptor and not saving it anywhere!

>Lars - apparently you got it wrong; The integers you are getting are
>*not* file descriptors. They're resource handles, of type IS_LONG. They
>might accidentally correspond to the file descriptors, but it'd be
>complete coincidence. In short, regardless of whether we upgrade the file
>functions to use IS_RESOURCE resources or not, what they return cannot be
>relied upon as file descriptor numbers, simply because they're not.
>
>I hope that clears it up...

Not for me :)

Andi 

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