Control: reopen -1
Control: found -1 luajit/2.1.0+openresty20251030-1~exp1

Hi Ondřej

Ondřej Surý <[email protected]> writes:

> Sure, go ahead. I just didn’t know that this exists.

Thanks for your upload on experimental.  However, it looks like there is
a small mistake in this commit[1] that DEB_CFLAGS_MAINT_APPEND was not
exported so that it didn't really take effect.  I have pushed a fix at
[2] and tested it to be working.  Can you help make another upload
(~exp3)?

As a DM, I can also help with the upload if given upload privilege on
dak, but I would understand I should demonstrate that my work is
trustworthy before you may want to grant me access.  Let me know which
you prefer.

Thanks!

> --
> Ondřej Surý (He/Him)
>
>  On 19. 12. 2025, at 12:36, Jérémy Lal <[email protected]> wrote:
>
>  Any reason to not use
>  
> https://salsa.debian.org/salsa-ci-team/pipeline#enable-build-reverse-dependencies
>
>  ?
>  I can do it if needed.
>
>  Le ven. 19 déc. 2025 à 09:37, Ondřej Surý <[email protected]> a écrit :
>
>  As I had couple of spare cycles, the updated package is now in experimental.
>
>  I don't have the time to test all the downstream dependencies, so I would
>  appreciate if you can walk through all the packages that Build-Depend or
>  Depend on luajit and test whether everything works as expected.
>
>  If you send me your salsa login, I can add you as a co-maintainer of the
>  luajit package.
>
>  (I'm not subscribed to d-d).
>
>  Ondrej
>  --
>  Ondřej Surý (He/Him)
>  [email protected]
>
>  > On 19. 12. 2025, at 8:37, Xiyue Deng <[email protected]> wrote:
>  > 
>  > I'm now CCing debian-devel@.  Please excuse the top posting where I
>  > explain the status quo and seek for advice.
>  > 
>  > Bug#781728 is about enabling Lua 5.2 compatible mode in LuaJIT, which
>  > has been supported for at least 13 years (see the last commit touching
>  > the macro definition at [1]).  The main client using this is Aegisub
>  > which since 3.4.2 requires LuaJIT to enable 5.2 compatible mode.
>  > Currently Aegisub embeds its own LuaJIT so as to enable this, but as the
>  > embedded official LuaJIT doesn't support some of the release archs
>  > e.g. ppc64el, riscv64, and s390x.  The LuaJIT in Debian supports riscv64
>  > and s390x and can support ppc64el in newer versions.  I have filed
>  > Bug#1116248 to Aegisub for tracking.  It would be great if the LuaJIT in
>  > Debian can just enable this so that Aegisub does not need to embed it.
>  > (Also CCing the Aegisub maintainer just in case.)
>  > 
>  > There may be concerns on binary compatibility on enabling Lua 5.2
>  > compatibility mode.  I'm not an expert on library API/ABI compatibility,
>  > though I have done some rudimentary analysis based on library symbols,
>  > e.g. output of `nm -D' of libluajit-5.1.so.2.1.1737090214 from
>  > libluajit-5.1-2 package, and besides symbol addresses there is no diff
>  > (please see the nm-luajit-unpatched.txt, nm-luajit-patched.txt for the
>  > symbols before and after applying the patch, and
>  > nm-luajit-unpatched-vs-patched.diff for the diff).  I think this should
>  > suggest that it is a safe change, and even if it is not, a transition
>  > should be sufficient to resolve any incompatibility.
>  > 
>  > The reason for including debian-devel@ in the discussion is that there
>  > has been no reply from the Lua maintainers or package uploaders since.
>  > I'd like to first state that this email has no ill-intention, as people
>  > may be busy due to life, work, etc. so it's totally understandable.  I
>  > would just like to try to move things forward.  Of course, if the Lua
>  > maintainers or uploaders would like to provide any guidance it would
>  > still be welcome.  But in case there is none, I wonder what would be the
>  > best way to proceed?  As currently I don't claim that I have the
>  > required specialty to be an uploader, would a NMU be acceptable (and
>  > commit to Salsa so that this doesn't get lost)?  As a DM, I would still
>  > need a sponsor if this is the way forward.
>  > 
>  > Thanks in advance!  And any advice (or suggestion to better handle this
>  > situation) would be appreciated.
>  > 
>  > (Please also see below for previous communications on this bug.)
>  > 
>  > Xiyue Deng <[email protected]> writes:
>  > 
>  >> Xiyue Deng <[email protected]> writes:
>  >> 
>  >>> (CCing the package uploaders.)
>  >>> 
>  >>> Xiyue Deng <[email protected]> writes:
>  >>> 
>  >>>> Xiyue Deng <[email protected]> writes:
>  >>>> 
>  >>>>> On Fri, 27 Dec 2024 13:08:17 +0100 =?UTF-8?Q?Aniol_Mart=C3=AD?= 
>  >>>>> <[email protected]> wrote:
>  >>>>>> Dear Maintainer,
>  >>>>>> 
>  >>>>>> i am the maintainer of Aegisub. Version 3.4.0 was recently released 
> but 
>  >>>>>> it requires LuaJIT with Lua 5.2 compat. Are there any plans about 
>  >>>>>> supporting it?
>  >>>>>> 
>  >>>>>> We are currently discussing it in 
>  >>>>>> https://github.com/TypesettingTools/Aegisub/issues/239. One option 
> that 
>  >>>>>> I'm considering is bundling LuaJIT with Aegisub, but the Debian 
> Policy 
>  >>>>>> encourages not doing that. Do you know if there are any other 
> packages 
>  >>>>>> in a similar situation?
>  >>>>>> 
>  >>>>>> Aniol
>  >>>>>> 
>  >>>>>> 
>  >>>>>> 
>  >>>>> 
>  >>>>> As David mentioned in [1], this should be as simple as adding 
>  >>>>> "-DLUAJIT_ENABLE_LUA52COMPAT" to CFLAGS and it should be ABI/API 
>  >>>>> compatible.  Please consider adding this support so that Aegisub and 
>  >>>>> other packages can use it directly.
>  >>>>> 
>  >>>>> [1] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=781728#16
>  >>>>> 
>  >>>>> -- 
>  >>>>> Xiyue Deng
>  >>>> 
>  >>>> I have tested adding the flags and the result is promising: aegisub can
>  >>>> now directly build against libluajit-5.1-dev built with the flags and
>  >>>> works well.
>  >>>> 
>  >>>> I have created a MR on Salsa[1] and hope it can be reviewed and merged.
>  >>>> 
>  >>>> [1] https://salsa.debian.org/lua-team/luajit/-/merge_requests/3
>  >>>> 
>  >>> 
>  >>> Friendly ping.  This is a blocking issue for Aegisub and currently
>  >>> preventing it from migrating to Forky.
>  >>> 
>  >>> Though my previous claim may be wrong that enabling this flag may
>  >>> probably require a transition.  I would like to help analyze the
>  >>> situation and move this bug forward.  TIA!
>  >>> 
>  >> 
>  >> Friendly ping.  It's concerning that we still haven't heard back from
>  >> the Lua team, though it's understandable that the Lua team may be busy
>  >> with daily life/work.  I intend to bring this topic to debian-devel@ for
>  >> comments next, not for pushing, but to seek for suggestions on resolving
>  >> this issue.
>  >> 
>  >>>> -- 
>  >>>> Regards,
>  >>>> Xiyue Deng
>  >>> 
>  >>> -- 
>  >>> Regards,
>  >>> Xiyue Deng
>  > 
>  > [1] 
> https://github.com/LuaJIT/LuaJIT/commit/23932a6c8b7ef434bc963139b4160b1058fa6f7f
>  > 
>  > -- 
>  > Regards,
>  > Xiyue Deng
>  > 
> <nm-luajit-patched.txt><nm-luajit-unpatched.txt><nm-luajit-unpatched-vs-patched.diff>
>
>  _______________________________________________
>  pkg-lua-devel mailing list
>  [email protected]
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>

[1] 
https://salsa.debian.org/lua-team/luajit/-/commit/1c32a90c43858ef7c3af36033e00766328c4a19c
[2] 
https://salsa.debian.org/lua-team/luajit/-/commit/8104bdfa6bb40bbc06f8ffca74cebeeeaf327b53

-- 
Regards,
Xiyue Deng

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