[TYPO3-core] RFC: Treat symlinks as executable

[Michael Stucki]

Hi Martin,

technically I agree with your solution, but practically this is just a 
slowdown of the process, isn't it?

- michael

Am Dienstag, 7. November 2006 12:29 schrieb Martin Kutschker:
> Michael Stucki schrieb:
> > This is a SVN patch request.
> >
> > Problem:
> > There are various places where programs are checked for being executable.
> > However, this does not work if the program is just a symlink.
> >
> > This is usually needed in larger hosting environments when
> > safe_mode_exec_dir is used and allowed programs are placed in a special
> > directory. Currently they would all need to be copied, hence they won't
> > be upgraded automatically by the systems package manager.
> >
> > Solution:
> > If is_executable() is false, check using is_link() and accept this as
> > well.
>
> No use readlink() to resolve the target first:
>
> @is_executable($path.$cmd)
>
> (@is_link($path.$cmd) && @is_executable(readlink($path.$cmd))
>
> Masi
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