Oleg Pykhalov schreef op do 07-10-2021 om 12:56 [+0300]:
> Maxime Devos <maximedevos@telenet.be> writes:
> 
> […]
> 
> > > Replace '#!/usr/bin/env bash' with '#!/bin/bash'
> > > 
> > > Maybe a /bin/sh would be more Guix friendly, but shellcheck warns about
> > > export -f does not exist in posix shell.  Thoughts are welcome ;-)
> > 
> > /bin/bash doesn't exist on Guix System, so it seems a bit weird to me
> > to use that in Guix.  Anyway, I think shellcheck should classify
> > '#!/usr/bin/env bash' as a bash shell instead of a posix shell?
> 
> Yes, also /usr/bin/env does not exist on Guix as well.  So in that sense
> both /bin/bash and /usr/bin/env bash are equal.

It does exist:

$ ls /usr/bin/env
/usr/bin/env

It's supposed to be possible to do without on Guix System though, by removing it
from %base-services.

FWIW, the shell scripts in tests/*.sh do not have a shebang.

Greetings,
Maxime.