Re: [gwl-devel] `--run=simple` error ?

[Pjotr Prins]

On Sun, Feb 24, 2019 at 12:40:13PM +0100, zimoun wrote:
> Hi Pjotr,
> 
> On Fri, 22 Feb 2019 at 22:18, Pjotr Prins <address@hidden> wrote:
> >
> > guix environment -C guix
> >
> > pulls in everything you need to build guix itself.
> 
> If I understand well, this sequence:
> 
>   cd ~/guix-master
>   git checkout <hash>
>   cd /path/to/project
>   ~/guix-master/pre-inst-env guix environment -C tool --ad-hoc other tools
> 
> is nouw somehow equivalent to:
> 
>   guix pull --commit=<hash>
>   guix environment -C tool --ad-hoc othertools

Guix pull also pulls in its build environment.

> Right?
> 
> > > And is it the guix modules or only its dependencies? (guile, autotools, 
> > > etc.)
> >
> > try it, you can check. Also read
> >
> > https://github.com/pjotrp/guix-notes/blob/master/INSTALL.org#building-gnu-guix-from-source-using-guix---the-bullet-proof-way
> >
> > > And idem if you run instead:
> > > ~/guix-master/pre-inst-env guix environment -C gwl --ad-hoc some other 
> > > tools
> > > or any other package that depends on Guix.
> 
> 
> In fact, the question is how to do when a package (gwl) depends on
> Guix the library.
> Kind of build time vs run time. If I understand well.
> It was my initial issue: gwl was built with a version of Guix. Then it
> fails at run time because the very Guix version was incompatible.

Yeah. You have to get the PATHs right for the different purposes.

Pj.