package MyProject::OSSpecific::base;

use strict;
use warnings;

sub niceOSName
{
    my $class=shift;
    die "$class does not implement an OS specific niceOSName() method";
}

sub tempDir
{
    die "I don't know how to find a temp directory";
}

sub pathSep
{
    return '/';
}

sub installTo
{
    die "Should not happen";
}

# much more methods

1;