Bug#816993: wmaker: versions > 0.95.6-1.2 break some fullscreen applications (DOSBox, quakeforge, vavoom)

Doug Torrance dtorrance at piedmont.edu
Mon Mar 7 02:57:37 UTC 2016

Control: forwarded -1 wmaker-dev at lists.windowmaker.org

Matti:  Thanks for your report!

Window Maker Team:  Below, please find a new bug report from Debian.

On 03/06/2016 07:00 PM, Matti Hamalainen wrote:
> Package: wmaker
> Version: 0.95.6-1.2
> Severity: normal
> Dear Maintainer,
> After upgrading wmaker and related libraries to 0.95.7*, various programs
> including some (but not all) OpenGL / SDL apps no longer work in fullscreen
> mode and sometimes even crash.
> The easiest way to check this is to try and switch between fullscreen in DOSBox
> (alt+enter).
> The result on broken Wmaker is .. weird.
> Downgrading wmaker to 0.95.6-1.2 debian package corrects these issues.
> Please notice! This issue might very well be hardware (Intel HD Graphics 4600
> Haswell / core i7-4770) dependant. At first I suspected the recent Xorg, Mesa
> and Intel DDX upgrades, but somehow Wmaker seems to be the culprit ...
> I am running a custom kernel, but the issue occurs on stock Debian kernel as
> well.

Some more information from a follow-up email:

On 03/06/2016 08:04 PM, Matti Hämäläinen wrote:
> It seems that the programs that trigger/suffer from this bug are all
> using libSDL 1.2. The way libSDL 2.0 (and few other programs that I
> tested, like Stellarium) handle fullscreen seems to be different and are
> not affected.
> However, as the problems are not exhibited when using Wmaker 0.95.6-1.2
> OR, for example OpenBox WM, I'm not sure if the finger of blame can be
> solely pointed towards libSDL 1.2.
> In any case, I hope this helps.

Any ideas?  I am able to reproduce the issue (alt-enter in dosbox brings
me back to lightdm).


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