Re: Reducing the number of system calls for includes
| From: | Rasmus Lerdorf | Date: | Sat, 25 Jan 2003 15:18:03 +0000 |
| Subject: | Re: Reducing the number of system calls for includes | ||
| References: | 1 | Groups: | php.dev |
| Request: | Send a blank email to php-dev+get-93680@lists.php.net to get a copy of this message | ||
> >Another idea would be to try to streamline the normal case for an absolute
> >pathname. How about doing a readlink() on it. If that tells us that it
> >is a link, then we know there is something funky and we can do a realpath,
> >otherwise we just assume it is canonical assuming there are no . .. or //
> >in the filename in which case we fall back to a realpath() as well.
>
> Hmm I'm not sure this would give you what you're looking for. I think it
> only works if the last element of the path is a symbolic link but I might
> be wrong. I'm not quite sure of the semantics of readlink().
You are right. Somehow I had it in my head that readlink() would catch
any part of the path being a link.
-Rasmus