Review Request 129733: KSycoca: don't follow symlink to directories, it creates a risk of recursion

[René J.V. Bertin]

> On Jan. 2, 2017, 9:29 p.m., René J.V. Bertin wrote:
> > Ship It!

Oops, I was too fast.

David, on a whim I just tried

```
sudo ln -s ../../.. /opt/local/share/applications/kde4/testlink
```

which is the exact same kind of tarpit situation that got me the other day. Your patch doesn't protect against it.


- René J.V.


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On Dec. 31, 2016, 2:06 p.m., David Faure wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://git.reviewboard.kde.org/r/129733/
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> 
> (Updated Dec. 31, 2016, 2:06 p.m.)
> 
> 
> Review request for KDE Frameworks, Albert Astals Cid and René J.V. Bertin.
> 
> 
> Repository: kservice
> 
> 
> Description
> -------
> 
> Symlinks to (desktop) files are still supported.
> 
> 
> Diffs
> -----
> 
>   autotests/ksycocatest.cpp 4564ee6750a80a109492c197c83944e129dcabac 
>   src/sycoca/ksycocautils_p.h f144a80ea6d845ed5eaff41689756b30f17d9391 
> 
> Diff: https://git.reviewboard.kde.org/r/129733/diff/
> 
> 
> Testing
> -------
> 
> Added unittest (which failed before the fix, passes after the fix)
> 
> 
> Thanks,
> 
> David Faure
> 
>

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