gistfile1.txt

# setup for CPAN, not CPANPLUS:
$ENV{PERL_AUTOINSTALL_PREFER_CPAN} = 1;

# unattended mode
$ENV{PERL_MM_USE_DEFAULT} = '1';

# Only use core and site modules
use FindBin;
use local::lib '--self-contained', "$FindBin::Bin/siteperl";
use lib "$FindBin::Bin/siteperl";

# Load the Module::Install bundled in ./inc/
use lib '.';
use inc::Module::Install;

# Define metadata
name   'MyApp';
all_from 'modules/MyApp.pm';

requires 'DateTime';
requires ... etc

auto_install;
WriteAll;