Configure my local Perl environment and tools (Unix)

my-perl-env.pl

#!/usr/bin/env perl

use strict;
use warnings;

my $local_lib = $ENV{'HOME'}.'/.perl';

-d $local_lib || -l $local_lib or mkdir $local_lib or die $!;

open my $f, '>', "$local_lib/profile" or die $!;

print $f <<EOF;
#
# Add this line to ~/.bash_profile:
#   . $local_lib/profile
#
PATH="$local_lib/bin:\$PATH"
test -d "$local_lib/man" && MANPATH="$local_lib/man\${MANPATH:+:}\${MANPATH}"
PERL5LIB="$local_lib/lib/perl5\${PERL5LIB:+:}\${PERL5LIB}"
PERL_CPANM_OPT="-l $local_lib"
export PERL5LIB PERL_CPANM_OPT
EOF

close $f;


my %config = (
    build_requires_install_policy => 'no',
    makepl_arg =>  qq{"INSTALL_BASE=$local_lib"},
    mbuildpl_arg => qq{--install_base "$local_lib"},
);