Review Request: Support for GRUB2 submenus

[Oswald Buddenhagen]

> On Aug. 7, 2012, 4:42 p.m., Oswald Buddenhagen wrote:
> > Ship It!
> 
> Konstantinos Smanis wrote:
>     What should I commit to which branches? 4.8.5 is out, so any commits in the 4.8.x branch won't ever be officially released. I guess the kdm part can affect all the rest (4.9.x, master) branches.

well, you can still push to 4.8 - distributors will pick up the "fix".

i don't think you'll have a problem forward-porting the whole thing to 4.9 - the change to lamarque's code is minimal. you know where to get it reviewed. ;)


- Oswald


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On Aug. 7, 2012, 3:56 p.m., Konstantinos Smanis wrote:
> 
> -----------------------------------------------------------
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> http://git.reviewboard.kde.org/r/105563/
> -----------------------------------------------------------
> 
> (Updated Aug. 7, 2012, 3:56 p.m.)
> 
> 
> Review request for KDE Runtime and Oswald Buddenhagen.
> 
> 
> Description
> -------
> 
> Recent versions of GRUB2 introduce submenus which allow for nesting levels to appear (instead of the flat list in the past).
> This patch consists of two parts: the parsing part in KDM (bootman.c) and creating a menu structure from the parsed list in ksmserver (shutdowndlg.*)
> The parsing part produces a list like this:
> 
> Gentoo GNU/Linux
> Advanced options for Gentoo GNU/Linux
> Advanced options for Gentoo GNU/Linux>Gentoo GNU/Linux, with Linux 3.4.4
> Advanced options for Gentoo GNU/Linux>Gentoo GNU/Linux, with Linux 3.4.4 (recovery mode)
> Windows 7 (loader) (on /dev/sda2)
> ???? ?????????
> 
> which is then converted into the menu structure. These full identifiers can be properly used with `grub2-reboot`.
> 
> More info about submenus: http://ubuntuforums.org/showthread.php?p=10720316
> Also check the related bug.
> 
> The parsing part of the patch can be applied in the KDE/4.9 and master branches as well (tested and working in KDE 4.8.95 and 4.9.x). ksmserver has migrated to QML since then however, and the menu structure has to wait. Currently it looks like this: http://i50.tinypic.com/96bw35.png
> Related ML-discussion: http://lists.kde.org/?l=kde-core-devel&m=134160279511422&w=2
> Update: There is a proper fix now for KDE/4.9 and master: https://git.reviewboard.kde.org/r/105568/
> 
> 
> This addresses bug 297209.
>     http://bugs.kde.org/show_bug.cgi?id=297209
> 
> 
> Diffs
> -----
> 
>   kdm/backend/bootman.c 8b834d2 
>   kdm/backend/ctrl.c 5d219fe 
>   kdm/backend/dm.h 13e7b45 
>   kdm/backend/util.c 6cd93ef 
>   ksmserver/shutdowndlg.cpp a09a1a7 
> 
> Diff: http://git.reviewboard.kde.org/r/105563/diff/
> 
> 
> Testing
> -------
> 
> Works with the menu file produced in my system with `grub2-mkconfig`.
> Also works with a custom menu file I made (as shown in the second screenshot).
> 
> 
> Screenshots
> -----------
> 
> Distribution's stock menu file
>   http://git.reviewboard.kde.org/r/105563/s/633/
> A custom menu file for testing
>   http://git.reviewboard.kde.org/r/105563/s/634/
> 
> 
> Thanks,
> 
> Konstantinos Smanis
> 
>

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