Review Request 121903: Clean up how we deal with debug input

[Aleix Pol Gonzalez]

> On Jan. 7, 2015, 6:18 p.m., David Edmundson wrote:
> > startkde/startkde.cmake, line 12
> > <https://git.reviewboard.kde.org/r/121903/diff/1/?file=338977#file338977line12>
> >
> >     Order of evaluation:
> >         QtProject/qtlogging.ini
> >         setFilterRules()
> >         QT_LOGGING_CONF
> >         QT_LOGGING_RULES
> >     
> >     This will block all of the other methods from working. I don't think we can really do that.
> >     
> >     I'd prefer making a template qtlogging.ini if the file doesn't exist; as that still allows apps to override libs on/off if they prefer and allows people to set a logging_conf if they prefer.
> 
> Aleix Pol Gonzalez wrote:
>     I'm unsure how to do that. Ideas?
> 
> Martin Klapetek wrote:
>     Maybe just replace it with QLoggingCategory::setFilterRules(*.debug=false) in main? That still gives QT_LOGGING_CONF and QT_LOGGING_RULES to overwrite it.

That's what I wanted to do initially, but then with this we still only do it for plasmashell. I think it's good to have it elsewhere as well (thinking about kded mainly).


- Aleix


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On Jan. 7, 2015, 5:57 p.m., Aleix Pol Gonzalez wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://git.reviewboard.kde.org/r/121903/
> -----------------------------------------------------------
> 
> (Updated Jan. 7, 2015, 5:57 p.m.)
> 
> 
> Review request for KDE Frameworks and Plasma.
> 
> 
> Repository: plasma-workspace
> 
> 
> Description
> -------
> 
> At the moment we are having a very ugly setting in plasmashell called "--shut-up" to filter output by default. This patch tries to address that by defining, in startkde, by default:
> ```QT_LOGGING_RULES="*.debug=false"```
> 
> This filters out all q*Debug calls. It's better because it won't filter warnings so they can be read from .xsession-errors in case we need to debug things (at the moment it was useless because we were filtering everything) and it will also work for other processes, which can also come in handy.
> 
> Developers might want to ```unset QT_LOGGING_RULES``` after this
> 
> 
> Diffs
> -----
> 
>   shell/main.cpp 005f908 
>   startkde/startkde.cmake 046543e 
> 
> Diff: https://git.reviewboard.kde.org/r/121903/diff/
> 
> 
> Testing
> -------
> 
> Log out + log in seemed to work after the changes, I'm unsure how to test, especially the startkde part. Should be quite straightforward though.
> 
> 
> Thanks,
> 
> Aleix Pol Gonzalez
> 
>

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