Re: pkg/50772: perl and check_interpreter

[David Holland <dholland-pbugs%netbsd.org@localhost>]

The following reply was made to PR pkg/50772; it has been noted by GNATS.

From: David Holland <dholland-pbugs%netbsd.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: pkg/50772: perl and check_interpreter
Date: Sat, 6 Feb 2016 06:02:09 +0000

 On Fri, Feb 05, 2016 at 03:05:00PM +0000, Patrick Welche wrote:
  > The output of the following script comes as a surprise:
  > $ cat foo.pl
  > #! /usr/pkg/bin/perl
  > print "$^X\n"; # $EXECUTABLE_NAME in English
  > $ ./foo.pl
  > /usr/pkg/bin/perl5.22.1
 
 What mechanism is underneath that?
 
  > Many possibilities, but which is closest to "correct"?
  > 1) Don't hard link, but copy /usr/pkg/bin/perl.
  > 2) Patch spamd to exec $perl_from_hashbang_line instead of $EXECUTABLE_NAME
  >    ( = $^X).
  > 3) Patch /etc/rc.d/spamd to avoid using rc.subr with its command_interpreter
  >    checks.
  > 4) Patch /etc/rc.subr to override procname match given pidfile.
 
 my vote would be (5) fix perl.
 
 -- 
 David A. Holland
 dholland%netbsd.org@localhost