Re: Outdated help2man; avoiding needing to "build" help2man.pl

[Pavel Roskin]

On Thu, 13 Sep 2012 14:51:53 -0700
Don Armstrong <address@hidden> wrote:

> In stepmake/stepmake/help2man-rules.make, I ran across the following:
> 
> # We must invoke the generated $(outdir)/help2man script instead of
> # the help2man.pl source, which means that the scripts/build directory
> # must be built first.
> #
> # From the perlrun man-page:
> #
> #       If the #! line does not contain the word "perl", the
> #       program named after the #! is executed instead of the Perl
> #       interpreter.  This is slightly bizarre, but it helps
> #
> # Indeed it is.  Perl sucks.
> #
> # Two screenfulls explaining that the otherwise standard #! is broken
> # for perl, and arguing that this broken magic is better in some
> # cases.  Four more explaining what a line comment is, and that it may
> # be parsed, same here.
> 
> While it's correct, you can trivially work around this problem by
> changing
> 
> address@hidden@ -w 
> 
> to 
> 
> address@hidden@ -w 
> #! perl -w

Considering the subsequent discussion, it's probably irrelevant to
LilyPond.  However, it's a bad idea to use an executable name without
full path.  See
http://www.cyberciti.biz/tips/finding-bash-perl-python-portably-using-env.html

So it should be

#!/usr/bin/env perl -w

-- 
Regards,
Pavel Roskin