Bug in calls to perl scripts from Windows executables in TeXLive 2023?

[Siep Kroonenberg]

On Sat, Jul 22, 2023 at 05:12:36PM -0400, John Collins wrote:
> On 7/22/23 4:01 PM, Siep Kroonenberg wrote:
> > ...
> > > 
> > > Just to be clear: did you explicitly configure
> > > TEXLIVE_WINDOWS_TRY_EXTERNAL_PERL = 1
> > > in C:\texlive\2023\texmf.cnf?
> > 
> > And, for that matter, did you run our TL or the onve from msys2?
> 
> 
> Yes, this is your TL, i.e., the native Windows version, and definitely not
> the one from msys2.  My installation of TL 2023 long predates my
> installation of MSYS2.  When I installed TL 2023, I already had installed
> Strawberry Perl, so the installation itself set
> TEXLIVE_WINDOWS_TRY_EXTERNAL_PERL = 1
> in C:\texlive\2023\texmf.cnf.   I did not set that myself.  According to the
> comment in that file: "% Was set to 1 if at install time a sufficiently
> recent Perl was detected."

Indeed. I had forgotten about that automatism. You might want to
suggest to your user to set it to 0.

-- 
Siep Kroonenberg