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bug#43668: Daemon tries to build GNU/Hurd derivations on GNU/Linux
From: |
Jan Nieuwenhuizen |
Subject: |
bug#43668: Daemon tries to build GNU/Hurd derivations on GNU/Linux |
Date: |
Tue, 29 Sep 2020 13:55:50 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) |
Ludovic Courtès writes:
Hi!
> Jan Nieuwenhuizen <janneke@gnu.org> skribis:
>
>>> Ludovic Courtès <ludo@gnu.org> skribis:
>>>
>> Displaying notes found in: .note.ABI-tag
>> Owner Data size Description
>> GNU 0x00000010 NT_GNU_ABI_TAG (ABI version tag)
>> OS: Hurd, ABI: 0.0.0
>
> Oh, well done, I browsed ‘file’ but didn’t find it.
:-)
>>> So I think we can’t count on an ‘execve’ error and thus have to treat
>>> this case (same architecture but different OS kernel) specially, as
>>> shown below.
>>>
>>> Thoughts?
>>
>> If that really doesn't work...then yeah (yuck ;-)
>
> Yeah, I think we’ll have to do this hack (we’re not going to parse ELF
> files and all to determine whether to call ‘execve’.)
Ah, we're C++; I was thinking Guile and "we surely have" an ELF library.
That's allright then. Let's have this workaround.
> (Besides, it would be interesting to understand how the libc/Hurd
> startup code ends up segfaulting on GNU/Linux.)
Hmm...are you saying something like "it could run until it wants to RCP
Mach or Hurd?" Might it "just load" shared libraries...
Greetings,
Janneke
--
Jan Nieuwenhuizen <janneke@gnu.org> | GNU LilyPond http://lilypond.org
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