Bug#798626: perl: -V lies about -Duseshrplib

[Niko Tyni]

Version: 5.30.3-2

On Fri, Sep 11, 2015 at 10:41:10AM +0300, Niko Tyni wrote:
> Package: perl
> Version: 5.20.0-6
> Severity: minor
> 
> With static builds (-Uuseshrplib, where /usr/bin/perl is statically linked
> against libperl), perl -V lies about the configuration because we install
> Config.pm from the shared build (-Duseshrplib). This has been the case
> for a long time on i386, and since 5.20.2-5 we use a statically built
> /usr/bin/perl on all architectures.
> 
> The situation is somewhat better with the 5.22 packaging, where we install
> two Config.pm files: once in perl-base under /usr/lib/<triplet>/perl-base
> and once in libperl5.22 under /usr/lib/<triplet>perl/5.22. The former
> Config.pm has the configuration from the static build and the latter
> from the shared build.
> 
> However, the current @INC in the 5.22 packages has the perl-base
> directory at the very end, so on non-minimal systems with libperl5.22
> installed, perl -V still lies because the libperl5.22 Config.pm takes
> precedence.  If libperl5.22 is not present, 'perl -V' will show the
> correct configuration.
> 
> The right order of @INC would probably be to put
> /usr/lib/<triplet>/perl-base right before /usr/lib/<triplet>perl/5.22.
> There's no configuration knob for this so it needs patching perl.c.
> 
> I'm not aware of other bad effects with the current ordering so
> this is not a priority.

Other bad effects did turn up eventually with #962138 .
@INC is changed now and this bug is resolved with 5.30.3-2.

Closing.
-- 
Niko Tyni   ntyni at debian.org