GNU bug report logs - #66864
emacs-build-system builds .eln-files with mismatching path-hashes

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From: Liliana Marie Prikler <liliana.prikler <at> gmail.com>
To: Josselin Poiret <dev <at> jpoiret.xyz>, Mekeor Melire <mekeor <at> posteo.de>
Cc: cox.katherine.e+guix <at> gmail.com, 66864 <at> debbugs.gnu.org, andrew <at> trop.in
Subject: bug#66864: emacs-build-system builds .eln-files with mismatching path-hashes
Date: Thu, 09 Nov 2023 13:03:27 +0100

Am Donnerstag, dem 09.11.2023 um 12:21 +0100 schrieb Josselin Poiret:
> Hi,
> 
> Liliana Marie Prikler <liliana.prikler <at> gmail.com> writes:
> 
> > Am Donnerstag, dem 02.11.2023 um 08:13 +0000 schrieb Mekeor Melire:
> > > 
> > > 2023-11-01 15:16 liliana.prikler <at> gmail.com:
> > > 
> > > > I think Emacs might be calculating its own hash at runtime 
> > > > rather than baking in the value at build time.
> > > 
> > > Exactly. That's what I was trying to express.
> > I'm not sure whether this is reproducible.  On my system
> >   $ guix build emacs-dash --with-input=emacs-minimal=emacs
> >   /gnu/store/zr16hd25338imljqxxfsf07smbfv3wxd-emacs-dash-2.19.1
> >   $ ls /gnu/store/zr16hd25338imljqxxfsf07smbfv3wxd-emacs-dash-
> > 2.19.1/lib/emacs/native-site-lisp
> >   29.1-e9e5c1ce
> >   $ emacs --batch --eval='(message "%s" comp-abi-hash)'
> >   e9e5c1ce
> > Looks like everything's alright?
> 
> It's the .eln file itself that has the hash of the .el's path in its
> name.  That's computed by `comp-el-to-eln-filename`.
Does this still occur on the emacs-team branch, where we compile
everything from the build directory?

Cheers

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