Re: question regarding substitute* and #t

[Maxim Cournoyer]

Andy Wingo <address@hidden> writes:

> On Thu 25 Jan 2018 06:31, Maxim Cournoyer <address@hidden> writes:
>
>> Where does this `invoke' comes from? Geiser is unhelpful at finding it,
>> and it doesn't seem to be documented in the Guile Reference?
>
> https://lists.gnu.org/archive/html/guix-devel/2018-01/msg00163.html

OK, so `invoke' is defined in (guix build utils), and it's docstring is:

   "Invoke PROGRAM with the given ARGS.  Raise an error if the exit code
   is non-zero; otherwise return #t."

Thanks,

Maxim