[arch-dev-public] syslinux update to 5.01

Tobias Powalowski tobias.powalowski at googlemail.com
Fri Feb 1 07:21:21 EST 2013

Am 01.02.2013 03:40, schrieb Matthew Gyurgyik:
> On 01/31/2013 12:49 PM, Tobias Powalowski wrote:
>> Am 31.01.2013 18:43, schrieb Pierre Schmitz:
>>> Am 31.01.2013 16:09, schrieb Tobias Powalowski:
>>>> Hi,
>>>> ok syslinux 5.0 series should come to testing again.
>>>> The problem with this release:
>>>> You need to copy all .c32 modules to your /boot/syslinux path.
>>>> - Those who used our shipped install script, will end up in a none
>>>> menu
>>>> based syslinux shell.
>>> As long as we ship this install script we should maintain it. So this
>>> script needs to be altered to copy the needed files.
>> The script has already been modified to at least to syslinux shell.
>> If it should do more, Pyther needs to change it.
>> greetings
>> tpowa
> I'll copy and paste from my previous message (Re: [arch-dev-public]
> syslinux 5.00 in [testing]).
> -----
> Below you will find the links to the patches for the
> syslinux-install_update script, PKGBUILD, and syslinux.cfg
> During an install, the syslinux-install_update script will copy all
> .c32 modules to /boot/syslinux. This is recommended by upstream [1].
> The size cost is minimal, 996K. For updates, I added an array called
> core_modules. During an update, we only copy modules that already
> exist in /boot/syslinux. However, if any core_module does not exist in
> /boot/syslinux it will be copied/symlinked.
> With these modifications, when a user upgrades from 4.06 -> 5.00,
> ldlinux.c32 will be copied/symlinked to /boot/syslinux as it is
> core_module. Other modules such as libutil_com.c32 and libcom32.c32
> will not be copied/linked.
> On boot, if a menu is being used, the menu will fail to load (missing
> depends: libutil_com.c32, etc...). However, the user will be given a
> syslinux shell they can boot by entering a label that corresponds to a
> defined label in syslinux.cfg.
> A post_install message or a news item suggesting users to copy /
> symlink all modules to /boot/syslinux would be ideal. Users who miss
> this message, will still be able to boot, but instead of the menu
> loading, they will be dropped to a syslinux shell (as explained above).
> cp /usr/lib/syslinux/*.c32 /boot/syslinux (/ and /boot on seperate fs)
> or
> ln -s /usr/lib/syslinux/*.c32 /boot/syslinux (/ and /boot on same fs)
> In my opinion, we shouldn't add new modules during an update to
> /boot/syslinux unless, without the module, the system becomes
> unbootable. The rational here being - the user knows best.
> Lastly, since com modules are no longer supported and no one has
> ported poweroff.com, I have removed the poweroff section from the
> syslinux.cfg [2].
> Patches:
> http://pyther.net/a/syslinux-5.00-patches-v1/PKGBUILD.diff
> http://pyther.net/a/syslinux-5.00-patches-v1/syslinux-install_update.patch
> http://pyther.net/a/syslinux-5.00-patches-v1/syslinux.cfg.patch
> [1] "In general, unless you have a reason *not* to install all the .c32
> files, it is probably a good idea." - hpa
> [2] #syslinux @freenode:
>   pyther : Hello. Is there a poweroff module for syslinux 5?
>   Ady2 : pyther: no. all .com modules are not supported in 5.00. someone
>   needs to create a new poweroff.c32 compatible with 5.00.
> Regards,
> Matthew Gyurgyik
I already implemented your patches, the problem is that it leaves people
with a menuless system.


Tobias Powalowski
Archlinux Developer & Package Maintainer (tpowa)
tpowa at archlinux.org

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