GNU bug report logs - #46124
[PATCH] Idris 2

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From: raingloom <raingloom <at> riseup.net>
To: Xinglu Chen <public <at> yoctocell.xyz>
Cc: Maxime Devos <maximedevos <at> telenet.be>, 46124 <at> debbugs.gnu.org
Subject: [bug#46124] [PATCH] Idris 2
Date: Tue, 11 May 2021 23:47:34 +0200

On Tue, 04 May 2021 19:12:18 +0200
Xinglu Chen <public <at> yoctocell.xyz> wrote:

> On Mon, May 03 2021, raingloom wrote:
> 
> > On Fri, 30 Apr 2021 10:24:42 +0200
> > Xinglu Chen <public <at> yoctocell.xyz> wrote:
> >  
> >> On Thu, Apr 29 2021, raingloom wrote:
> >>   
> >> > Here is the updated patch. No idea if this actually works cross
> >> > compiled, but I don't have much time to test it. My suspicion is
> >> > that it's likely broken and requires changes to Idris 2's code
> >> > generators, because they almost definitely call Chez, GCC, etc,
> >> > with the wrong arguments.    
> >> 
> >> I noticed that there is an ‘idris2_app’ directory in the ‘bin’
> >> directory
> >> 
> >>   $ ls /gnu/store/va62hzp46c3dp2vlcnqc7fg109axj8rq-idris2-0.3.0/bin
> >>   idris2*  idris2_app/
> >> 
> >> What is this used for?  
> >
> > If you take a look at $(guix build idris2)/bin/idris2, it's actually
> > just a wrapper. It contains the supporting dynamically linked shared
> > objects and the executable itself.
> >
> > I don't know the details of what each file does or why it's like
> > this, the codegen seems to use a similar structure for all
> > backends. The scheme files are probably all for the Chez backend,
> > the shared objects are either C libraries (for socket support and
> > stuff), or compiled Chez code. I just noticed the Racket script,
> > that I have no idea about.
> >
> > Idris 2's build system makes some... uhm... interesting choices, so
> > it's entirely possible that not all of those are necessary, or
> > could be moved somewhere more sensible.  
> 
> Looking at the Nix package, they remove the wrapper and instead move
> bin/idris2_app/idris2.so to bin/idris2 and wraps that executable[1].
> Perhaps we could do the same thing?  I am not familiar with Idris,
> though.
> 
> [1]:
> https://github.com/nixos/nixpkgs/blob//pkgs/development/compilers/idris2/default.nix#L41

That link doesn't work.

I have some more pressing projects to work on, but I'll look into it.

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