Re: Debian Sid broke Perl

On Sat, Jun 06, 2020 at 08:38:13PM -0400, Tom Lane wrote:
> Noah Misch <noah@leadboat.com> writes:
> > On Sat, Jun 06, 2020 at 07:11:51PM -0400, Tom Lane wrote:
> >> I wonder whether we could just drop the configure-time
> >> test for useshrplib.
> 
> > Losing that would not hurt much.  This solution relies on all other Perl
> > configure tests getting the same answer from /usr/bin/perl that they would get
> > from /usr/bin/perl*gnu.
> 
> Aye, there's the rub.
> 
> > thorntail currently does behave that way:
> 
> Does not, you mean?  This part looks pretty fatal to the idea:

I meant that PostgreSQL's ./configure must get the same answers, and it does
(should have posted this instead of what I did post):

checking for PERL... perlwrap
configure: using perl 5.30.3
checking for Perl archlibexp... /usr/lib/sparc64-linux-gnu/perl/5.30
checking for Perl privlibexp... /usr/share/perl/5.30
checking for Perl useshrplib... true
checking for CFLAGS recommended by Perl... -D_REENTRANT -D_GNU_SOURCE -DDEBIAN -fwrapv -fno-strict-aliasing -pipe
-I/usr/local/include-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64
 
checking for CFLAGS to compile embedded Perl... -DDEBIAN
checking for flags to link embedded Perl...   -fstack-protector-strong -L/usr/local/lib
-L/usr/lib/sparc64-linux-gnu/perl/5.30/CORE-lperl -ldl -lm -lpthread -lc -lcrypt
 

checking for PERL... perl5.30-sparc64-linux-gnu
configure: using perl 5.30.3
checking for Perl archlibexp... /usr/lib/sparc64-linux-gnu/perl/5.30
checking for Perl privlibexp... /usr/share/perl/5.30
checking for Perl useshrplib... true
checking for CFLAGS recommended by Perl... -D_REENTRANT -D_GNU_SOURCE -DDEBIAN -fwrapv -fno-strict-aliasing -pipe
-I/usr/local/include-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64
 
checking for CFLAGS to compile embedded Perl... -DDEBIAN 
checking for flags to link embedded Perl...   -fstack-protector-strong -L/usr/local/lib
-L/usr/lib/sparc64-linux-gnu/perl/5.30/CORE-lperl -ldl -lm -lpthread -lc -lcrypt
 


"perlwrap" is a script that fakes useshrplib:
#! /bin/sh
if [ "$*" = '-MConfig -e print $Config{useshrplib}' ]
then echo -n true
else exec perl "$@"
fi