bug#27282: Perl 5.26.0 "dotless @INC" [was Re: bug#27227: [PATCH] gnu: perl: Update to 5.26.0.]

[ludo@gnu.org (Ludovic Courtès)]

Leo Famulari <leo@famulari.name> skribis:

> Building locally, I found that SWIG fails to build with this new Perl
> release due to the removal of the current directory from @INC. This
> change is mentioned in the Perl release notes:
>
> "We removed the current directory from @INC
>
> We consider this a security change, and although it might cause
> discomfort to some users, we had to do it. Both Perl 5 Porters and the
> Toolchain Gang put effort into easing the transition to a dot-less
> @INC.
>
> If you want to load a module from the current directory, you can still
> do this in one the following ways:
>
> [...]
>
> # Use the environment variable
> PERL_USE_UNSAFE_INC=1"
>
> http://blogs.perl.org/users/sawyer_x/2017/05/perl-5260-is-now-available.html
>
> It doesn't look like this has been addressed by the SWIG maintainers
> yet.
>
> We should set this PERL_USE_UNSAFE_INC variable in the SWIG package
> definition, right? Probably we will need to set it in several other
> packages as well.

We can do that, but probably there will be (or there is already) a patch
for SWIG to not rely on having “.” in @INC, no?

Thanks for the heads-up,
Ludo’.