Simon Josefsson via Bug reports for GNU Guix <bug-guix@gnu.org> writes:
> Hi
>
> It seems shepherd in Debian print the following on a simple --help:
>
> 132s warning: call to environ while multiple threads are running;
> 132s further behavior unspecified.
>
> I can't find the error message in guile-fibers or shepherd source code.
> Any ideas where it comes from
Guile itself, libguile/posix.c.
--8<---------------cut here---------------start------------->8---
libguile/posix.c
1724- if (scm_ilength (scm_all_threads ()) != 1)
1725- scm_display
1726- (scm_from_latin1_string
1727: ("warning: call to environ while multiple threads are running;\n"
1728- " further behavior unspecified.\n"),
1729- scm_current_warning_port ());
1730-
--8<---------------cut here---------------end--------------->8---
> and how to fix it?
Do not call (environ) when multiple threads are running, but I assume
that is not actually helpful advice. :)
>
> Version 1.0.0:
> https://ci.debian.net/packages/s/shepherd/testing/amd64/57880388/
>
> Version 1.0.2:
> https://salsa.debian.org/debian/shepherd/-/jobs/7101207#L718
>
> /Simon
>
--
There are only two hard things in Computer Science:
cache invalidation, naming things and off-by-one errors.
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