[Pkg-javascript-devel] Help: nodejs 16 need node-acorn source to break bootstrapping loop

[Jérémy Lal]

Le mer. 1 déc. 2021 à 13:29, Jonas Smedegaard <jonas at jones.dk> a écrit :

> Quoting Jérémy Lal (2021-12-01 13:01:10)
> > To work around the bootstrapping issue that is posed by the huge loop
> > of build-dependencies:
> > nodejs -> node-acorn -> rollup -> zillion things -> nodejs,
> > it is possible to make a stage 1 nodejs build that loads node-acorn
> > *source* files,
> > instead of the compiled ones.
> >
> > However, to do that, I wonder what's the best option:
> > - a new node-acorn-source provides /usr/share/nodejs/node-acorn/src/
> > and "stage 1 nodejs" depends on it ?
> > - nodejs source stops dfsg-excluding all of node-acorn from its tarball,
> > keeps only
> > the source files and install them for the runtime ? not possible, nodejs
> > tarball
> > only includes the built node-acorn files.
> > - nodejs adds a uscan component to get node-acorn source ?
> >
> > NB: likewise for node-acorn-walk
>
> Which exact NodeJS modules withing the pile of modules provided by our
> "node-acorn" package is actually needed by nodejs?
>

- node-acorn
- node-acorn-walk
both in the same source tarball (from https://github.com/acornjs/acorn)


> I suspect breaking the loop might be simpler (fewer parts need to be
> provided in source form) if knowing what exactly is needed.
>
> Simplest might be to embed a copy of needed module(s) in the source
> package of nodejs either as a component or below debian/missing-source.


ok i'll try to embed node-acorn as component.

>
> Such embedded library should then be used only when building in
> bootstrapping mode, and for regular builds a build-dependency on the
> separately maintained library is used.
>

Yes, that's the plan.

Thanks
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